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Merge pull request #102 from space-nuko/mobile-improvements
Mobile improvements
2023-06-02 10:42:25 -05:00 · 2023-05-31 22:38:50 -05:00 · 2023-05-31 22:25:53 -05:00 · 2023-05-31 19:19:23 -05:00 · 2023-05-31 17:34:14 -05:00 · 2023-05-31 17:04:00 -05:00
74 changed files with 20910 additions and 2851 deletions
--- a/index.html
+++ b/index.html
@@ -7,17 +7,6 @@
        <meta name="apple-mobile-web-app-capable" content="yes">
        <meta name="theme-color" content="#2196f3">
    </head>
-    <script>
-     if(!window.location.search.substring(1) == "desktop=true") {
-         if (navigator.userAgent.match(/iPhone/i)
-             || navigator.userAgent.match(/iPad/i)
-             || navigator.userAgent.match(/Android/i)
-             || navigator.userAgent.match(/Blackberry/i)
-             || navigator.userAgent.match(/WebOs/i)) {
-             window.location.href = "/mobile/"
-         }
-     }
-    </script>
    <body>
        <div id="app-root"/>
        <script type="module" src='/src/main-desktop.ts'></script>
--- a/2
+++ b/2
--- a/package.json
+++ b/package.json
@@ -14,7 +14,7 @@
    "lint": "prettier --plugin-search-dir . --check . && eslint .",
    "format": "prettier --plugin-search-dir . --write .",
    "svelte-check": "svelte-check",
-    "prebuild": "pnpm run build:css && pnpm --filter=klecks lang:build",
+    "prebuild": "pnpm run build:css",
    "build:css": "pollen -c gradio/js/theme/src/pollen.config.cjs && mv src/pollen.css node_modules/@gradio/theme/src"
  },
  "devDependencies": {
@@ -30,7 +30,7 @@
    "prettier-plugin-svelte": "^2.10.0",
    "rollup-plugin-visualizer": "^5.9.0",
    "sass": "^1.61.0",
-    "svelte": "^3.58.0",
+    "svelte": "^3.59.0",
    "svelte-check": "^3.2.0",
    "svelte-dnd-action": "^0.9.22",
    "typescript": "^5.0.3",
@@ -50,6 +50,7 @@
    "@codemirror/search": "^6.2.2",
    "@codemirror/state": "^6.1.2",
    "@codemirror/view": "^6.4.1",
+    "@dogagenc/svelte-markdown": "^0.2.4",
    "@gradio/accordion": "workspace:*",
    "@gradio/atoms": "workspace:*",
    "@gradio/button": "workspace:*",
@@ -85,7 +86,7 @@
    "framework7": "^8.0.3",
    "framework7-svelte": "^8.0.3",
    "img-comparison-slider": "^8.0.0",
-    "klecks": "workspace:*",
+    "marked": "^5.0.3",
    "pollen-css": "^4.6.2",
    "radix-icons-svelte": "^1.2.1",
    "style-mod": "^4.0.3",
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
--- a/pnpm-workspace.yaml
+++ b/pnpm-workspace.yaml
@@ -2,4 +2,3 @@ packages:
  - 'gradio/js/*'
  - 'gradio/client/js'
  - 'litegraph/packages/*'
-  - 'klecks'
--- a/public/config.json
+++ b/public/config.json
@@ -1,9 +0,0 @@
-{
-	"comfyUIHostname": "localhost",
-	"comfyUIPort": 8188,
-	"alwaysStripUserState": false,
-	"promptForWorkflowName": false,
-	"confirmWhenUnloadingUnsavedChanges": false,
-	"builtInTemplates": ["ControlNet", "LoRA x5", "Model Loader", "Positive_Negative", "Seed Randomizer"],
-	"cacheBuiltInResources": true
-}
--- a/public/workflows/img2imgMasked.json
+++ b/public/workflows/img2imgMasked.json
--- a/src/App.svelte
+++ b/src/App.svelte
@@ -4,12 +4,12 @@
 import "@litegraph-ts/core/css/litegraph.css";
 import "./scss/global.scss";

- import { onMount } from 'svelte';
-
 export let app: ComfyAppState;
+ export let isMobile: boolean
 </script>

-<ComfyApp {app}/>
-
-<style>
-</style>
+{#if isMobile}
+    <div>Redirecting...</div>
+{:else}
+    <ComfyApp {app}/>
+{/if}
--- a/src/AppMobile.svelte
+++ b/src/AppMobile.svelte
@@ -2,22 +2,22 @@
 import { onMount } from "svelte";
 import ComfyApp, { type SerializedAppState } from "$lib/components/ComfyApp";

- import { App, View } from "framework7-svelte"
+ import { App, View, Preloader } from "framework7-svelte"

 import { f7, f7ready } from 'framework7-svelte';

 import "framework7/css/bundle"
 import "./scss/global.scss";

+ import MainToolbar from './mobile/MainToolbar.svelte'
 import GenToolbar from './mobile/GenToolbar.svelte'

- import HomePage from './mobile/routes/home.svelte';
- import AboutPage from './mobile/routes/about.svelte';
- import LoginPage from './mobile/routes/login.svelte';
- import GraphPage from './mobile/routes/graph.svelte';
- import ListSubWorkflowsPage from './mobile/routes/list-subworkflows.svelte';
- import SubWorkflowPage from './mobile/routes/subworkflow.svelte';
+ import WorkflowsPage from './mobile/routes/workflows.svelte';
+ import QueuePage from './mobile/routes/queue.svelte';
+ import GalleryPage from './mobile/routes/gallery.svelte';
+ import WorkflowPage from './mobile/routes/workflow.svelte';
 import type { Framework7Parameters, Modal } from "framework7/types";
+ import interfaceState from "$lib/stores/interfaceState";

 export let app: ComfyApp;

@@ -51,11 +51,40 @@
     }
 }

+ let appSetupPromise: Promise<void> = null;
+ let loading = true;
+ let lastSize = Number.POSITIVE_INFINITY;
+
+ $: f7 && f7.setDarkMode($interfaceState.isDarkMode)
+
 onMount(async () => {
-     await app.setup();
+     // let isDarkMode = window.matchMedia && window.matchMedia('(prefers-color-scheme: dark)').matches;
+     $interfaceState.isDarkMode = true;
+
+     window.matchMedia('(prefers-color-scheme: dark)').addEventListener('change', event => {
+         $interfaceState.isDarkMode = event.matches;
+     });
+
+     appSetupPromise = app.setup().then(() => {
+         // Autosave every minute
+         setInterval(() => app.saveStateToLocalStorage(false), 60 * 1000)
+         loading = false
+     });
+
     window.addEventListener("backbutton", onBackKeyDown, false);
     window.addEventListener("popstate", onBackKeyDown, false);
- });
+
+     // Blur any input elements when the virtual keyboard closes
+     // Otherwise tapping on other input events can refocus the input from way
+     // off the screen
+     window.visualViewport.addEventListener("resize", function(e) {
+         if (e.target.height > lastSize) {
+             // Assume keyboard was hidden
+             (document.activeElement as HTMLElement)?.blur();
+         }
+         lastSize = e.target.height
+     })
+ })

 /*
    Now we need to map components to routes.
@@ -66,36 +95,42 @@
     routes: [
         {
             path: '/',
-             component: HomePage,
+             component: WorkflowsPage,
             options: {
                 props: { app }
             }
         },
         {
-             path: '/about/',
-             component: AboutPage,
-         },
-         {
-             path: '/login/',
-             component: LoginPage,
-         },
-         {
-             path: '/graph/',
-             component: GraphPage,
+             path: '/workflows',
+             component: WorkflowsPage,
             options: {
                 props: { app }
             }
         },
         {
-             path: '/subworkflows/',
-             component: ListSubWorkflowsPage,
+             path: '/queue/',
+             component: QueuePage,
             options: {
                 props: { app }
             }
         },
         {
-             path: '/subworkflows/:subworkflowID/',
-             component: SubWorkflowPage,
+             path: '/gallery/',
+             component: GalleryPage,
+             options: {
+                 props: { app }
+             }
+         },
+         // {
+         //     path: '/graph/',
+         //     component: GraphPage,
+         //     options: {
+         //         props: { app }
+         //     }
+         // },
+         {
+             path: '/workflows/:workflowIndex/',
+             component: WorkflowPage,
             options: {
                 props: { app }
             }
@@ -113,23 +148,90 @@
     actions: {
         closeOnEscape: true,
     },
+     touch: {
+         tapHold: true
+     }
 }
+
+ let body;
+ const bindBody = (node) => (body = node);
+ function setDarkClass(isDark: boolean) {
+     if (!body)
+         return;
+     if (isDark) {
+         body.classList.add("dark");
+     } else {
+         body.classList.remove("dark");
+     }
+ };
+ $: setDarkClass($interfaceState.isDarkMode);
 </script>

-{#if app}
-    <App theme="auto" name="ComfyBox" {...f7params}>
-        <View
-            url="/"
-            main={true}
-            class="safe-areas"
-            masterDetailBreakpoint={768},
-            browserHistory=true,
-            browserHistoryRoot="/mobile/"
-        >
-            <GenToolbar {app} />
-        </View>
-    </App>
-    <div class="canvas-wrapper pane-wrapper" style="display: none">
-        <canvas id="graph-canvas" />
-    </div>
-{/if}
+<svelte:body use:bindBody />
+
+<App theme="auto" name="ComfyBox" {...f7params}>
+    {#if appSetupPromise}
+        {#await appSetupPromise}
+            <div class="comfy-app-loading">
+                <div>
+                    <Preloader color="blue" size={100} />
+                </div>
+            </div>
+        {:then}
+            <View
+                url="/workflows/"
+                main={true}
+                class="safe-areas"
+                masterDetailBreakpoint={768},
+                browserHistory=true,
+                browserHistoryRoot="/mobile/"
+            >
+                <MainToolbar {app} />
+                {#if $interfaceState.selectedWorkflowIndex && $interfaceState.showingWorkflow}
+                    <GenToolbar {app} />
+                {/if}
+            </View>
+    {:catch error}
+            <div class="comfy-loading-error">
+                <div>
+                    Error loading app
+                </div>
+                <div>{error}</div>
+                {#if error != null && error.stack}
+                    {@const lines = error.stack.split("\n")}
+                    {#each lines as line}
+                        <div style:font-size="16px">{line}</div>
+                    {/each}
+                {/if}
+            </div>
+        {/await}
+    {/if}
+</App>
+<div class="canvas-wrapper pane-wrapper" style="display: none">
+    <canvas id="graph-canvas" />
+</div>
+
+<style lang="scss">
+ .comfy-app-loading, .comfy-loading-error {
+     font-size: 40px;
+     color: var(--body-text-color);
+     justify-content: center;
+     margin: auto;
+     width: 100%;
+     height: 100%;
+     text-align: center;
+     flex-direction: column;
+     display: flex;
+     position: absolute;
+     z-index: 100000000;
+     pointer-events: none;
+     user-select: none;
+     top: 0px;
+ }
+
+ .comfy-app-loading > span {
+     display: flex;
+     flex-direction: row;
+     justify-content: center;
+ }
+</style>
--- a/src/lib/ComfyGraphCanvas.ts
+++ b/src/lib/ComfyGraphCanvas.ts
@@ -1,15 +1,17 @@
-import { BuiltInSlotShape, LGraphCanvas, LGraphNode, LLink, LiteGraph, NodeMode, Subgraph, TitleMode, type ContextMenuItem, type IContextMenuItem, type NodeID, type Vector2, type Vector4, type MouseEventExt, ContextMenu, type SerializedLGraphNode } from "@litegraph-ts/core";
+import { BuiltInSlotShape, ContextMenu, LGraphCanvas, LGraphNode, LLink, LiteGraph, NodeMode, Subgraph, TitleMode, type ContextMenuItem, type IContextMenuItem, type MouseEventExt, type NodeID, type Vector2, type Vector4, LGraph, type SlotIndex, type SlotNameOrIndex } from "@litegraph-ts/core";
 import { get, type Unsubscriber } from "svelte/store";
+import { createTemplate, serializeTemplate, type ComfyBoxTemplate, type SerializedComfyBoxTemplate } from "./ComfyBoxTemplate";
 import type ComfyGraph from "./ComfyGraph";
+import type { ComfyGraphErrorLocation, ComfyGraphErrors, ComfyNodeErrors } from "./apiErrors";
 import type ComfyApp from "./components/ComfyApp";
 import { ComfyReroute } from "./nodes";
+import notify from "./notify";
 import layoutStates, { type ContainerLayout } from "./stores/layoutStates";
 import queueState from "./stores/queueState";
 import selectionState from "./stores/selectionState";
 import templateState from "./stores/templateState";
-import { createTemplate, type ComfyBoxTemplate, serializeTemplate, type SerializedComfyBoxTemplate } from "./ComfyBoxTemplate";
-import notify from "./notify";
 import { calcNodesBoundingBox } from "./utils";
+import interfaceState from "./stores/interfaceState";

 export type SerializedGraphCanvasState = {
    offset: Vector2,
@@ -20,11 +22,22 @@ export default class ComfyGraphCanvas extends LGraphCanvas {
    app: ComfyApp | null;
    private _unsubscribe: Unsubscriber;
    isExportingSVG: boolean = false;
+    activeErrors?: ComfyGraphErrors = null;
+    blinkError: ComfyGraphErrorLocation | null = null;
+    blinkErrorTime: number = 0;
+    highlightNodeAndInput: [LGraphNode, number] | null = null;

    get comfyGraph(): ComfyGraph | null {
        return this.graph as ComfyGraph;
    }

+    clearErrors() {
+        this.activeErrors = null;
+        this.blinkError = null;
+        this.blinkErrorTime = 0;
+        this.highlightNodeAndInput = null;
+    }
+
    constructor(
        app: ComfyApp,
        canvas: HTMLCanvasElement | string,
@@ -90,21 +103,52 @@ export default class ComfyGraphCanvas extends LGraphCanvas {

        let state = get(queueState);
        let ss = get(selectionState);
-        const isRunningNode = node.id === state.runningNodeID
+
+        const isRunningNode = node.id == state.runningNodeID
+        const nodeErrors = this.activeErrors?.errorsByID[node.id];
+        const isHighlightedNode = this.highlightNodeAndInput && this.highlightNodeAndInput[0].id === node.id;
+
+        if (this.blinkErrorTime > 0) {
+            this.blinkErrorTime -= this.graph.elapsed_time;
+        }

        let color = null;
        let thickness = 1;
+        let blink = false;
        // if (this._selectedNodes.has(node.id)) {
        //     color = "yellow";
        //     thickness = 5;
        // }
-        if (ss.currentHoveredNodes.has(node.id)) {
+        if (nodeErrors) {
+            const hasExecutionError = nodeErrors.find(e => e.errorType === "execution");
+            if (hasExecutionError) {
+                blink = true;
+                color = "#f0f";
+            }
+            else {
+                color = "red";
+            }
+            thickness = 2
+        }
+        else if (isHighlightedNode) {
+            color = "cyan";
+            thickness = 2
+        }
+        else if (ss.currentHoveredNodes.has(node.id)) {
            color = "lightblue";
        }
        else if (isRunningNode) {
            color = "#0f0";
        }

+        if (blink) {
+            if (nodeErrors && nodeErrors.includes(this.blinkError) && this.blinkErrorTime > 0) {
+                if ((Math.floor(this.blinkErrorTime / 2)) % 2 === 0) {
+                    color = null;
+                }
+            }
+        }
+
        if (color) {
            this.drawNodeOutline(node, ctx, size, mouseOver, fgColor, bgColor, color, thickness)
        }
@@ -114,6 +158,56 @@ export default class ComfyGraphCanvas extends LGraphCanvas {
            ctx.fillRect(0, 0, size[0] * (state.progress.value / state.progress.max), 6);
            ctx.fillStyle = bgColor;
        }
+
+        if (nodeErrors) {
+            this.drawFailedValidationInputs(node, nodeErrors, color, ctx);
+        }
+
+        if (isHighlightedNode) {
+            let draw = true;
+            if (this.blinkErrorTime > 0) {
+                if ((Math.floor(this.blinkErrorTime / 2)) % 2 === 0) {
+                    draw = false;
+                }
+            }
+            if (draw) {
+                const [node, inputSlot] = this.highlightNodeAndInput;
+                ctx.lineWidth = 2;
+                ctx.strokeStyle = color;
+                this.highlightNodeInput(node, inputSlot, ctx);
+            }
+        }
+    }
+
+    private drawFailedValidationInputs(node: LGraphNode, errors: ComfyGraphErrorLocation[], color: string, ctx: CanvasRenderingContext2D) {
+        ctx.lineWidth = 2;
+        ctx.strokeStyle = color || "red";
+        for (const errorLocation of errors) {
+            if (errorLocation.input != null) {
+                if (errorLocation === this.blinkError && this.blinkErrorTime > 0) {
+                    if ((Math.floor(this.blinkErrorTime / 2)) % 2 === 0) {
+                        continue;
+                    }
+                }
+                this.highlightNodeInput(node, errorLocation.input.name, ctx);
+            }
+        }
+    }
+
+    private static CONNECTION_POS: Vector2 = [0, 0];
+
+    private highlightNodeInput(node: LGraphNode, inputSlot: SlotNameOrIndex, ctx: CanvasRenderingContext2D) {
+        let inputIndex: number;
+        if (typeof inputSlot === "number")
+            inputIndex = inputSlot
+        else
+            inputIndex = node.findInputSlotIndexByName(inputSlot)
+        if (inputIndex !== -1) {
+            let pos = node.getConnectionPos(true, inputIndex, ComfyGraphCanvas.CONNECTION_POS);
+            ctx.beginPath();
+            ctx.arc(pos[0] - node.pos[0], pos[1] - node.pos[1], 12, 0, 2 * Math.PI, false)
+            ctx.stroke();
+        }
    }

    private drawNodeOutline(node: LGraphNode, ctx: CanvasRenderingContext2D, size: Vector2, mouseOver: boolean, fgColor: string, bgColor: string, outlineColor: string, outlineThickness: number) {
@@ -239,7 +333,8 @@ export default class ComfyGraphCanvas extends LGraphCanvas {
    /**
     * Handle keypress
     *
-     * Ctrl + M mute/unmute selected nodes
+     * Ctrl + M      mute/unmute selected nodes
+     * Ctrl + Space  open node searchbox
     */
    override processKey(e: KeyboardEvent): boolean | undefined {
        const res = super.processKey(e);
@@ -259,7 +354,7 @@ export default class ComfyGraphCanvas extends LGraphCanvas {
        }

        if (e.type == "keydown") {
-            // Ctrl + M mute/unmute
+            // Ctrl + M - mute/unmute
            if (e.keyCode == 77 && e.ctrlKey) {
                if (this.selected_nodes) {
                    for (var i in this.selected_nodes) {
@@ -272,6 +367,21 @@ export default class ComfyGraphCanvas extends LGraphCanvas {
                }
                block_default = true;
            }
+            // Ctrl + Space - open node searchbox
+            else if (e.keyCode == 32 && e.ctrlKey) {
+                const event = new MouseEvent("click");
+                const searchBox = this.showSearchBox(event);
+                const rect = this.canvas.getBoundingClientRect();
+                const sbRect = searchBox.getBoundingClientRect();
+                const clientX = rect.left + rect.width / 2 - sbRect.width / 2;
+                const clientY = rect.top + rect.height / 2 - sbRect.height / 2
+                searchBox.style.left = `${clientX}px`;
+                searchBox.style.top = `${clientY}px`;
+                // TODO better API
+                event.initMouseEvent("click", true, true, window, 1, clientX, clientY, clientX, clientY, false, false, false, false, 0, null);
+                this.adjustMouseEvent(event);
+                block_default = true;
+            }
        }

        this.graph.change();
@@ -568,4 +678,64 @@ export default class ComfyGraphCanvas extends LGraphCanvas {
        }
        return false;
    }
+
+    jumpToFirstError() {
+        this.jumpToError(0);
+    }
+
+    jumpToError(index: number | ComfyGraphErrorLocation) {
+        if (this.activeErrors == null) {
+            return;
+        }
+
+        let error;
+        if (typeof index === "number") {
+            error = this.activeErrors.errors[index]
+        }
+        else {
+            error = index;
+        }
+
+        if (error == null) {
+            return;
+        }
+
+        const rootGraph = this.graph.getRootGraph()
+        if (rootGraph == null) {
+            return
+        }
+
+        const node = rootGraph.getNodeByIdRecursive(error.nodeID);
+        if (node == null) {
+            notify(`Couldn't find node '${error.comfyNodeType}' (${error.nodeID})`, { type: "warning" })
+            return
+        }
+
+        this.jumpToNode(node)
+
+        this.highlightNodeAndInput = null;
+        this.blinkError = error;
+        this.blinkErrorTime = 20;
+    }
+
+    jumpToNode(node: LGraphNode) {
+        interfaceState.update(s => { s.isJumpingToNode = true; return s; })
+
+        this.closeAllSubgraphs();
+
+        const subgraphs = Array.from(node.iterateParentSubgraphNodes()).reverse();
+
+        for (const subgraph of subgraphs) {
+            this.openSubgraph(subgraph.subgraph)
+        }
+
+        this.centerOnNode(node);
+        this.selectNode(node);
+    }
+
+    jumpToNodeAndInput(node: LGraphNode, slotIndex: number) {
+        this.jumpToNode(node);
+        this.highlightNodeAndInput = [node, slotIndex];
+        this.blinkErrorTime = 20;
+    }
 }
--- a/src/lib/api.ts
+++ b/src/lib/api.ts
@@ -1,11 +1,12 @@
-import type { Progress, SerializedPrompt, SerializedPromptInputsForNode, SerializedPromptInputsAll, SerializedPromptOutputs, SerializedAppState } from "./components/ComfyApp";
+import type { Progress, SerializedPrompt, SerializedPromptInputsForNode, SerializedPromptInputsAll, SerializedPromptOutputs, SerializedAppState, SerializedPromptInput, SerializedPromptInputLink } from "./components/ComfyApp";
 import type TypedEmitter from "typed-emitter";
 import EventEmitter from "events";
 import type { ComfyImageLocation } from "$lib/utils";
 import type { SerializedLGraph, UUID } from "@litegraph-ts/core";
 import type { SerializedLayoutState } from "./stores/layoutStates";
-import type { ComfyNodeDef } from "./ComfyNodeDef";
+import type { ComfyNodeDef, ComfyNodeDefInput } from "./ComfyNodeDef";
 import type { WorkflowInstID } from "./stores/workflowState";
+import type { ComfyAPIPromptErrorResponse, ComfyExecutionError, ComfyInterruptedError } from "./apiErrors";

 export type ComfyPromptRequest = {
    client_id?: string,
@@ -43,11 +44,12 @@ export type ComfyAPIHistoryItem = [
    ComfyNodeID[]  // good outputs
 ]

-export type ComfyAPIPromptResponse = {
-    promptID?: PromptID,
-    error?: string
+export type ComfyAPIPromptSuccessResponse = {
+    promptID: PromptID
 }

+export type ComfyAPIPromptResponse = ComfyAPIPromptSuccessResponse | ComfyAPIPromptErrorResponse
+
 export type ComfyAPIHistoryEntry = {
    prompt: ComfyAPIHistoryItem,
    outputs: SerializedPromptOutputs
@@ -58,6 +60,20 @@ export type ComfyAPIHistoryResponse = {
    error?: string
 }

+export type ComfyDevice = {
+    name: string,
+    type: string,
+    index: number,
+    vram_total: number
+    vram_free: number
+    torch_vram_total: number
+    torch_vram_free: number
+}
+
+export type ComfyAPISystemStatsResponse = {
+    devices: ComfyDevice[]
+}
+
 export type SerializedComfyBoxPromptData = {
    subgraphs: string[]
 }
@@ -92,7 +108,8 @@ type ComfyAPIEvents = {
    executed: (promptID: PromptID, nodeID: ComfyNodeID, output: SerializedPromptOutputs) => void,
    execution_start: (promptID: PromptID) => void,
    execution_cached: (promptID: PromptID, nodes: ComfyNodeID[]) => void,
-    execution_error: (promptID: PromptID, message: string) => void,
+    execution_interrupted: (error: ComfyInterruptedError) => void,
+    execution_error: (error: ComfyExecutionError) => void,
 }

 export default class ComfyAPI {
@@ -122,8 +139,17 @@ export default class ComfyAPI {
        }, 1000);
    }

+    private getHostname(): string {
+        let hostname = this.hostname || location.hostname;
+        if (hostname === "localhost") {
+            // For dev use, assume same hostname as connected server
+            hostname = location.hostname;
+        }
+        return hostname;
+    }
+
    private getBackendUrl(): string {
-        const hostname = this.hostname || location.hostname;
+        const hostname = this.getHostname()
        const port = this.port || location.port;
        return `${window.location.protocol}//${hostname}:${port}`
    }
@@ -143,7 +169,7 @@ export default class ComfyAPI {
            existingSession = "?clientId=" + existingSession;
        }

-        const hostname = this.hostname || location.hostname;
+        const hostname = this.getHostname()
        const port = this.port || location.port;

        this.socket = new WebSocket(
@@ -201,8 +227,11 @@ export default class ComfyAPI {
                    case "execution_cached":
                        this.eventBus.emit("execution_cached", msg.data.prompt_id, msg.data.nodes);
                        break;
+                    case "execution_interrupted":
+                        this.eventBus.emit("execution_interrupted", msg.data);
+                        break;
                    case "execution_error":
-                        this.eventBus.emit("execution_error", msg.data.prompt_id, msg.data.message);
+                        this.eventBus.emit("execution_error", msg.data);
                        break;
                    default:
                        console.warn("Unhandled message:", event.data);
@@ -356,4 +385,9 @@ export default class ComfyAPI {
    async interrupt(): Promise<Response> {
        return fetch(this.getBackendUrl() + "/interrupt", { method: "POST" });
    }
+
+    async getSystemStats(): Promise<ComfyAPISystemStatsResponse> {
+        return fetch(this.getBackendUrl() + "/system_stats")
+            .then(async (resp) => (await resp.json()) as ComfyAPISystemStatsResponse);
+    }
 }
--- a/src/lib/apiErrors.ts
+++ b/src/lib/apiErrors.ts
@@ -0,0 +1,270 @@
+import type { NodeID } from "@litegraph-ts/core"
+import type { ComfyNodeDefInput } from "./ComfyNodeDef"
+import type { ComfyNodeID, PromptID } from "./api"
+import type { SerializedPromptInputLink } from "./components/ComfyApp"
+import type { WorkflowError, WorkflowInstID } from "./stores/workflowState"
+import { exclude_internal_props } from "svelte/internal"
+import type ComfyGraphCanvas from "./ComfyGraphCanvas"
+import type { QueueEntry } from "./stores/queueState"
+
+enum ComfyPromptErrorType {
+    NoOutputs = "prompt_no_outputs",
+    OutputsFailedValidation = "prompt_outputs_failed_validation",
+}
+
+export interface ComfyPromptError<T = any> {
+    type: ComfyPromptErrorType,
+    message: string,
+    details: string,
+    extra_info: T
+}
+
+export interface CPENoOutputs extends ComfyPromptError {
+    type: ComfyPromptErrorType.NoOutputs
+}
+
+export interface CPEOutputsFailedValidation extends ComfyPromptError {
+    type: ComfyPromptErrorType.OutputsFailedValidation
+}
+
+export enum ComfyNodeErrorType {
+    RequiredInputMissing = "required_input_missing",
+    BadLinkedInput = "bad_linked_input",
+    ReturnTypeMismatch = "return_type_mismatch",
+    InvalidInputType = "invalid_input_type",
+    ValueSmallerThanMin = "value_smaller_than_min",
+    ValueBiggerThanMax = "value_bigger_than_max",
+    CustomValidationFailed = "custom_validation_failed",
+    ValueNotInList = "value_not_in_list",
+    ExceptionDuringValidation = "exception_during_validation",
+    ExceptionDuringInnerValidation = "exception_during_inner_validation",
+}
+
+export interface ComfyNodeError<T = any> {
+    type: ComfyNodeErrorType,
+    message: string,
+    details: string,
+    extra_info: T
+}
+
+export type ComfyNodeErrors = {
+    errors: ComfyNodeError[],
+    dependent_outputs: ComfyNodeID[],
+    class_type: string
+}
+
+export type InputWithValue = {
+    input_name: string,
+    input_config: ComfyNodeDefInput,
+    received_value: any
+}
+
+function isInputWithValue(param: any): param is InputWithValue {
+    return param && "input_name" in param;
+}
+
+export type InputWithValueAndException = InputWithValue & {
+    exception_message: string
+}
+
+export type InputWithLinkedNode = {
+    input_name: string,
+    input_config: ComfyNodeDefInput,
+    linked_node: SerializedPromptInputLink
+}
+
+export type ValidationException = {
+    exception_type: string,
+    traceback: string[]
+}
+
+function isValidationException(param: any): param is ValidationException {
+    return param && "exception_type" in param && "traceback" in param;
+}
+
+export interface CNERequiredInputMissing extends ComfyNodeError<{ input_name: string }> {
+    type: ComfyNodeErrorType.RequiredInputMissing
+}
+
+export interface CNEBadLinkedInput extends ComfyNodeError<InputWithValue> {
+    type: ComfyNodeErrorType.BadLinkedInput
+}
+
+export interface CNEReturnTypeMismatch extends ComfyNodeError<InputWithLinkedNode & { received_type: string }> {
+    type: ComfyNodeErrorType.ReturnTypeMismatch
+}
+
+export interface CNEInvalidInputType extends ComfyNodeError<InputWithValue & { exception_message: string }> {
+    type: ComfyNodeErrorType.InvalidInputType
+}
+
+export interface CNEValueSmallerThanMin extends ComfyNodeError<InputWithValue> {
+    type: ComfyNodeErrorType.ValueSmallerThanMin
+}
+
+export interface CNEValueBiggerThanMax extends ComfyNodeError<InputWithValue> {
+    type: ComfyNodeErrorType.ValueBiggerThanMax
+}
+
+export interface CNECustomValidationFailed extends ComfyNodeError<InputWithValue> {
+    type: ComfyNodeErrorType.CustomValidationFailed
+}
+
+export interface CNEValueNotInList extends ComfyNodeError<InputWithValue> {
+    type: ComfyNodeErrorType.ValueNotInList
+}
+
+export interface CNEExceptionDuringValidation extends ComfyNodeError<ValidationException> {
+    type: ComfyNodeErrorType.ExceptionDuringValidation
+}
+
+export interface CNEExceptionDuringInnerValidation extends ComfyNodeError<InputWithLinkedNode & ValidationException> {
+    type: ComfyNodeErrorType.ExceptionDuringInnerValidation
+}
+
+export type ComfyAPIPromptErrorResponse = {
+    error: ComfyPromptError,
+    node_errors: Record<ComfyNodeID, ComfyNodeErrors>,
+}
+
+export type ComfyInterruptedError = {
+    prompt_id: PromptID,
+    node_id: ComfyNodeID,
+    node_type: string,
+    executed: ComfyNodeID[]
+}
+
+export type ComfyExecutionError = ComfyInterruptedError & {
+    exception_message: string,
+    exception_type: string,
+    traceback: string[],
+    current_inputs: any[],
+    current_outputs: any[][],
+}
+
+export function formatValidationError(error: ComfyAPIPromptErrorResponse) {
+    return `${error.error.message}: ${error.error.details}`
+}
+
+export function formatExecutionError(error: ComfyExecutionError) {
+    return error.exception_message
+}
+
+export type ComfyGraphErrorInput = {
+    name: string,
+    config?: ComfyNodeDefInput,
+
+    receivedValue?: any,
+    receivedType?: string,
+    linkedNode?: SerializedPromptInputLink
+}
+
+export type ComfyGraphErrorLocation = {
+    workflowID: WorkflowInstID,
+    nodeID: NodeID,
+    comfyNodeType: string,
+    errorType: ComfyNodeErrorType | "execution",
+    message: string,
+    dependentOutputs: NodeID[],
+    queueEntry: QueueEntry,
+
+    input?: ComfyGraphErrorInput,
+
+    exceptionMessage?: string,
+    exceptionType?: string,
+    traceback?: string[],
+
+    inputValues?: any[],
+    outputValues?: any[][],
+}
+
+export type ComfyGraphErrors = {
+    message: string,
+    errors: ComfyGraphErrorLocation[],
+    errorsByID: Record<NodeID, ComfyGraphErrorLocation[]>
+}
+
+export function validationErrorToGraphErrors(workflowID: WorkflowInstID, validationError: ComfyAPIPromptErrorResponse, queueEntry: QueueEntry): ComfyGraphErrors {
+    const errorsByID: Record<NodeID, ComfyGraphErrorLocation[]> = {}
+
+    for (const [nodeID, nodeErrors] of Object.entries(validationError.node_errors)) {
+        errorsByID[nodeID] = nodeErrors.errors.map(e => {
+            const loc: ComfyGraphErrorLocation = {
+                workflowID,
+                nodeID,
+                comfyNodeType: nodeErrors.class_type,
+                errorType: e.type,
+                message: e.message,
+                dependentOutputs: nodeErrors.dependent_outputs,
+                queueEntry
+            }
+
+            if (isInputWithValue(e.extra_info)) {
+                loc.input = {
+                    name: e.extra_info.input_name,
+                    config: e.extra_info.input_config,
+                    receivedValue: e.extra_info.received_value
+                }
+
+                if ("received_type" in e.extra_info) {
+                    loc.input.receivedType = e.extra_info.received_type as string;
+                }
+                if ("linked_node" in e.extra_info) {
+                    loc.input.linkedNode = e.extra_info.linked_node as SerializedPromptInputLink;
+                }
+            }
+
+            if ("exception_message" in e.extra_info) {
+                loc.exceptionMessage = e.extra_info.exception_message as "string"
+            }
+
+            if (isValidationException(e.extra_info)) {
+                loc.exceptionType = e.extra_info.exception_type;
+                loc.traceback = e.extra_info.traceback;
+            }
+
+            return loc;
+        })
+    }
+
+    return {
+        message: validationError.error.message,
+        errors: Object.values(errorsByID).flatMap(e => e),
+        errorsByID
+    }
+}
+
+export function executionErrorToGraphErrors(workflowID: WorkflowInstID, executionError: ComfyExecutionError, queueEntry: QueueEntry): ComfyGraphErrors {
+    const errorsByID: Record<NodeID, ComfyGraphErrorLocation[]> = {}
+
+    errorsByID[executionError.node_id] = [{
+        workflowID,
+        nodeID: executionError.node_id,
+        comfyNodeType: executionError.node_type,
+        errorType: "execution",
+        message: executionError.exception_message,
+        dependentOutputs: [], // TODO
+        queueEntry,
+
+        exceptionMessage: executionError.exception_message,
+        exceptionType: executionError.exception_type,
+        traceback: executionError.traceback,
+        inputValues: executionError.current_inputs,
+        outputValues: executionError.current_outputs,
+    }]
+
+    return {
+        message: executionError.exception_message,
+        errors: Object.values(errorsByID).flatMap(e => e),
+        errorsByID
+    }
+}
+
+export function workflowErrorToGraphErrors(workflowID: WorkflowInstID, workflowError: WorkflowError, queueEntry: QueueEntry): ComfyGraphErrors {
+    if (workflowError.type === "validation") {
+        return validationErrorToGraphErrors(workflowID, workflowError.error, queueEntry)
+    }
+    else {
+        return executionErrorToGraphErrors(workflowID, workflowError.error, queueEntry)
+    }
+}
--- a/src/lib/components/ComfyApp.svelte
+++ b/src/lib/components/ComfyApp.svelte
@@ -12,6 +12,7 @@
 import notify from "$lib/notify";
 import ComfyBoxWorkflowsView from "./ComfyBoxWorkflowsView.svelte";
 import GlobalModal from "./GlobalModal.svelte";
+	import ComfySettingsView from "./ComfySettingsView.svelte";

 export let app: ComfyApp = undefined;
 let hasShownUIHelpToast: boolean = false;
@@ -63,6 +64,7 @@
                <ComfyBoxWorkflowsView {app} {uiTheme} />
            </SidebarItem>
            <SidebarItem id="settings" name="Settings" icon={Gear}>
+                <ComfySettingsView {app} />
            </SidebarItem>
        </Sidebar>
    </div>
--- a/src/lib/components/ComfyApp.ts
+++ b/src/lib/components/ComfyApp.ts
@@ -1,4 +1,4 @@
-import ComfyAPI, { type ComfyAPIStatusResponse, type ComfyBoxPromptExtraData, type ComfyNodeID, type ComfyPromptRequest, type PromptID, type QueueItemType } from "$lib/api";
+import ComfyAPI, { type iomfyAPIPromptResponse, type ComfyAPIStatusResponse, type ComfyBoxPromptExtraData, type ComfyNodeID, type ComfyPromptRequest, type PromptID, type QueueItemType } from "$lib/api";
 import { parsePNGMetadata } from "$lib/pnginfo";
 import { BuiltInSlotType, LGraphCanvas, LGraphNode, LiteGraph, NodeMode, type INodeInputSlot, type LGraphNodeConstructor, type NodeID, type NodeTypeOpts, type SerializedLGraph, type SlotIndex } from "@litegraph-ts/core";
 import A1111PromptModal from "./modal/A1111PromptModal.svelte";
@@ -38,6 +38,8 @@ import ComfyPromptSerializer, { isActiveBackendNode, nodeHasTag, UpstreamNodeLoc
 import DanbooruTags from "$lib/DanbooruTags";
 import { deserializeTemplateFromSVG, type SerializedComfyBoxTemplate } from "$lib/ComfyBoxTemplate";
 import templateState from "$lib/stores/templateState";
+import { formatValidationError, type ComfyAPIPromptErrorResponse, formatExecutionError, type ComfyExecutionError } from "$lib/apiErrors";
+import systemState from "$lib/stores/systemState";

 export const COMFYBOX_SERIAL_VERSION = 1;

@@ -91,7 +93,8 @@ export type SerializedAppState = {
 }

 /** [link_origin, link_slot_index] | input_value */
-export type SerializedPromptInput = [ComfyNodeID, number] | any
+export type SerializedPromptInputLink = [ComfyNodeID, number]
+export type SerializedPromptInput = SerializedPromptInputLink | any

 export type SerializedPromptInputs = Record<string, SerializedPromptInput>;

@@ -209,7 +212,13 @@ export default class ComfyApp {
        this.lCanvas.allow_interaction = uiUnlocked;

        // await this.#invokeExtensionsAsync("init");
-        const defs = await this.api.getNodeDefs();
+        let defs;
+        try {
+            defs = await this.api.getNodeDefs();
+        }
+        catch (error) {
+            throw new Error(`Could not reach ComfyUI at ${this.api.getBackendUrl()}`);
+        }
        await this.registerNodes(defs);

        // Load previous workflow
@@ -259,18 +268,29 @@ export default class ComfyApp {
        return Promise.resolve();
    }

-    /*
-     * TODO
-     */
    async loadConfig() {
        try {
-            const config = await fetch(`/config.json`, { cache: "no-store" });
-            const newConfig = await config.json() as ConfigState;
-            configState.set({ ...get(configState), ...newConfig });
+            console.log("Loading config.json...")
+            const config = localStorage.getItem("config")
+            if (config == null)
+                configState.loadDefault();
+            else
+                configState.load(JSON.parse(config));
        }
        catch (error) {
-            console.error(`Failed to load config`, error)
+            console.error(`Failed to load config, falling back to defaults`, error)
+            configState.loadDefault();
        }
+
+        // configState.onChange("linkDisplayType", (newValue) => {
+        //     if (!this.lCanvas)
+        //         return;
+
+        //     this.lCanvas.links_render_mode = newValue;
+        //     this.lCanvas.setDirty(true, true);
+        // })
+
+        configState.runOnChangedEvents();
    }

    async loadBuiltInTemplates(): Promise<SerializedComfyBoxTemplate[]> {
@@ -307,7 +327,7 @@ export default class ComfyApp {
            if (errors && errors.length > 0)
                error = "Error(s) loading builtin templates:\n" + errors.join("\n");

-            console.log(`Loaded {templates.length} builtin templates.`);
+            console.log(`Loaded ${templates.length} builtin templates.`);

            return [templates, error]
        })
@@ -349,7 +369,7 @@ export default class ComfyApp {
        }
    }

-    saveStateToLocalStorage() {
+    saveStateToLocalStorage(doNotify: boolean = true) {
        try {
            uiState.update(s => { s.forceSaveUserState = true; return s; })
            const state = get(workflowState)
@@ -361,10 +381,12 @@ export default class ComfyApp {
            for (const workflow of workflows)
                workflow.isModified = false;
            workflowState.set(get(workflowState));
-            notify("Saved to local storage.")
+            if (doNotify)
+                notify("Saved to local storage.")
        }
        catch (err) {
-            notify(`Failed saving to local storage:\n${err}`, { type: "error" })
+            if (doNotify)
+                notify(`Failed saving to local storage:\n${err}`, { type: "error" })
        }
        finally {
            uiState.update(s => { s.forceSaveUserState = null; return s; })
@@ -382,6 +404,9 @@ export default class ComfyApp {
            return false;

        const workflows = state.workflows as SerializedAppState[];
+        if (workflows.length === 0)
+            return false;
+
        await Promise.all(workflows.map(w => {
            return this.openWorkflow(w, { refreshCombos: defs, warnMissingNodeTypes: false, setActive: false }).catch(error => {
                console.error("Failed restoring previous workflow", error)
@@ -597,11 +622,52 @@ export default class ComfyApp {
            queueState.executionCached(promptID, nodes)
        });

-        this.api.addEventListener("execution_error", (promptID: PromptID, message: string) => {
-            queueState.executionError(promptID, message)
-            notify(`Execution error: ${message}`, { type: "error", timeout: 10000 })
+        this.api.addEventListener("execution_error", (error: ComfyExecutionError) => {
+            const completedEntry = queueState.executionError(error)
+            let workflow: ComfyBoxWorkflow | null;
+            if (completedEntry) {
+                const workflowID = completedEntry.entry.extraData.workflowID;
+                if (workflowID) {
+                    workflow = workflowState.getWorkflow(workflowID)
+                }
+            }
+
+            if (workflow) {
+                workflowState.executionError(workflow.id, error.prompt_id)
+                notify(
+                    `Execution error in workflow "${workflow.attrs.title}".\nClick for details.`,
+                    {
+                        type: "error",
+                        showBar: true,
+                        timeout: 15 * 1000,
+                        onClick: () => {
+                            uiState.update(s => { s.activeError = error.prompt_id; return s })
+                        }
+                    })
+            }
+            else {
+                const message = formatExecutionError(error);
+                notify(`Execution error: ${message}`, { type: "error", timeout: 10000 })
+            }
        });

+        const config = get(configState);
+
+        if (config.pollSystemStatsInterval > 0) {
+            const interval = Math.max(config.pollSystemStatsInterval, 250);
+            const refresh = async () => {
+                try {
+                    const resp = await this.api.getSystemStats();
+                    systemState.updateState(resp)
+                } catch (error) {
+                    // console.debug("Error retrieving stats", error)
+                    systemState.updateState({ devices: [] })
+                }
+                setTimeout(refresh, interval);
+            }
+            setTimeout(refresh, interval);
+        }
+
        this.api.init();
    }

@@ -953,7 +1019,7 @@ export default class ComfyApp {
            tag = null;

        if (targetWorkflow.attrs.showDefaultNotifications) {
-            notify("Prompt queued.", { type: "info" });
+            notify("Prompt queued.", { type: "info", showOn: "web" });
        }

        this.processingQueue = true;
@@ -971,6 +1037,7 @@ export default class ComfyApp {

                    if ("getPromptThumbnails" in node) {
                        const thumbsToAdd = (node as ComfyGraphNode).getPromptThumbnails();
+                        console.warn("THUMBNAILS", thumbsToAdd)
                        if (thumbsToAdd)
                            thumbnails.push(...thumbsToAdd)
                    }
@@ -1006,8 +1073,9 @@ export default class ComfyApp {
                        thumbnails
                    }

-                    let error: string | null = null;
-                    let promptID: PromptID | null = null;
+                    let error: ComfyAPIPromptErrorResponse | null = null;
+                    let errorMes: string | null = null;
+                    let errorPromptID: PromptID | null = null;

                    const request: ComfyPromptRequest = {
                        number: num,
@@ -1017,22 +1085,36 @@ export default class ComfyApp {

                    try {
                        const response = await this.api.queuePrompt(request);
-                        if (response.error != null) {
+                        if ("error" in response) {
                            error = response;
+                            errorMes = formatValidationError(error)
+                            errorPromptID = queueState.promptError(workflow.id, response, p, extraData)
+                            workflowState.promptError(workflow.id, errorPromptID)
                        }
                        else {
                            queueState.afterQueued(workflow.id, response.promptID, num, p.output, extraData)
+                            workflowState.afterQueued(workflow.id, response.promptID, p, extraData)
                        }
                    } catch (err) {
-                        error = err?.toString();
+                        errorMes = err?.toString();
                    }

                    if (error != null) {
-                        const mes: any = error;
-                        notify(`Error queuing prompt: \n${mes} `, { type: "error" })
+                        notify(
+                            `Prompt validation failed.\nClick for details.`,
+                            {
+                                type: "error",
+                                showBar: true,
+                                timeout: 1000 * 15,
+                                onClick: () => {
+                                    uiState.update(s => { s.activeError = errorPromptID; return s })
+                                }
+                            })
                        console.error(graphToGraphVis(workflow.graph))
                        console.error(promptToGraphVis(p))
                        console.error("Error queuing prompt", error, num, p)
+                    }
+                    else if (errorMes != null) {
                        break;
                    }

@@ -1254,7 +1336,7 @@ export default class ComfyApp {
            let defaultValue = null;
            if (foundInput != null) {
                const comfyInput = foundInput as IComfyInputSlot;
-                console.warn("[refreshComboInNodes] found frontend config:", node.title, node.type, comfyInput.config.values)
+                console.warn("[refreshComboInNodes] found frontend config:", node.title, node.type, comfyInput.config.values.length)
                values = comfyInput.config.values;
                defaultValue = comfyInput.config.defaultValue;
            }
--- a/src/lib/components/ComfyBoxWorkflowsView.svelte
+++ b/src/lib/components/ComfyBoxWorkflowsView.svelte
@@ -1,3 +1,7 @@
+<script context="module" lang="ts">
+ export const WORKFLOWS_VIEW: any = {}
+</script>
+
 <script lang="ts">
 import { Pane, Splitpanes } from 'svelte-splitpanes';
 import { PlusSquareDotted } from 'svelte-bootstrap-icons';
@@ -12,12 +16,15 @@
 import workflowState, { ComfyBoxWorkflow, type WorkflowInstID } from "$lib/stores/workflowState";
 import selectionState from "$lib/stores/selectionState";
 import type ComfyApp from './ComfyApp';
- import { onMount } from "svelte";
+ import { onMount, setContext, tick } from "svelte";
 import { dndzone, SHADOW_ITEM_MARKER_PROPERTY_NAME, SHADOW_PLACEHOLDER_ITEM_ID } from 'svelte-dnd-action';
 import { fade } from 'svelte/transition';
 import { cubicIn } from 'svelte/easing';
 import { truncateString } from '$lib/utils';
 import ComfyPaneView from './ComfyPaneView.svelte';
+ import type { PromptID } from '$lib/api';
+ import queueState, { type CompletedQueueEntry } from '$lib/stores/queueState';
+ import { workflowErrorToGraphErrors } from '$lib/apiErrors';

 export let app: ComfyApp;
 export let uiTheme: string = "gradio-dark" // TODO config
@@ -44,6 +51,8 @@
     }
     );
     refreshView();
+
+     lastError = null;
 })

 async function doRefreshCombos() {
@@ -70,18 +79,22 @@

 let graphSize = 0;

- $: if (containerElem) {
+ function getGraphPane(): HTMLDivElement | null {
     const canvas = containerElem.querySelector<HTMLDivElement>("#graph-canvas")
-     if (canvas) {
-         const paneNode = canvas.closest(".splitpanes__pane")
-         if (paneNode) {
-             (paneNode as HTMLElement).ontransitionstart = () => {
-                 $interfaceState.graphTransitioning = true
-             }
-             (paneNode as HTMLElement).ontransitionend = () => {
-                 $interfaceState.graphTransitioning = false
-                 app.resizeCanvas()
-             }
+     if (!canvas)
+         return null;
+     return canvas.closest(".splitpanes__pane")
+ }
+
+ $: if (containerElem) {
+     const paneNode = getGraphPane();
+     if (paneNode) {
+         (paneNode as HTMLElement).ontransitionstart = () => {
+             $interfaceState.graphTransitioning = true
+         }
+         (paneNode as HTMLElement).ontransitionend = () => {
+             $interfaceState.graphTransitioning = false
+             app.resizeCanvas()
         }
     }
 }
@@ -191,6 +204,82 @@
         return s;
     })
 };
+
+ let lastError: PromptID | null = null;
+
+ $: {
+     const activeError = $uiState.activeError
+     if (activeError != lastError) {
+         if (activeError != null) {
+             showError(activeError)
+         }
+         else {
+             hideError();
+         }
+         lastError = $uiState.activeError;
+     }
+ }
+
+ async function openGraph(cb: () => void) {
+     const newGraphSize = Math.max(50, graphSize);
+     const willOpenPane = newGraphSize != graphSize
+     graphSize = newGraphSize
+
+     if (willOpenPane) {
+         const graphPane = getGraphPane();
+         if (graphPane) {
+             graphPane.addEventListener("transitionend", cb, { once: true })
+             await tick()
+         }
+         else {
+             cb()
+         }
+     }
+     else {
+         cb()
+     }
+ }
+
+ async function showError(promptIDWithError: PromptID) {
+     hideError();
+
+     const completed: CompletedQueueEntry = get($queueState.queueCompleted).find(e => e.entry.promptID === promptIDWithError);
+     if (!completed || !completed.error) {
+         console.error("Prompt with error not found!", promptIDWithError);
+         return
+     }
+
+     const workflow = workflowState.getWorkflow(completed.entry.extraData.workflowID)
+     if (workflow == null) {
+         console.error("Workflow with error not found!", promptIDWithError, completed);
+         return
+     }
+
+     workflowState.setActiveWorkflow(app.lCanvas, workflow.id);
+     $uiState.activeError = promptIDWithError;
+     lastError = $uiState.activeError;
+
+     const jumpToError = () => {
+         app.resizeCanvas();
+         app.lCanvas.draw(true, true);
+
+         app.lCanvas.activeErrors = workflowErrorToGraphErrors(workflow.id, completed.error, completed.entry);
+         app.lCanvas.jumpToFirstError();
+     }
+
+     await openGraph(jumpToError)
+ }
+
+ function hideError() {
+     if (app?.lCanvas) {
+         app.lCanvas.clearErrors();
+     }
+ }
+
+ setContext(WORKFLOWS_VIEW, {
+     showError,
+     openGraph
+ });
 </script>

 <div id="comfy-content" bind:this={containerElem} class:loading>
--- a/src/lib/components/ComfyGraphErrorList.svelte
+++ b/src/lib/components/ComfyGraphErrorList.svelte
@@ -0,0 +1,306 @@
+<script lang="ts">
+ import { ComfyNodeErrorType, type ComfyGraphErrorLocation, type ComfyGraphErrors } from "$lib/apiErrors";
+ import type ComfyApp from "./ComfyApp";
+ import Accordion from "./gradio/app/Accordion.svelte";
+ import uiState from '$lib/stores/uiState';
+ import type { ComfyNodeDefInputType } from "$lib/ComfyNodeDef";
+ import type { INodeInputSlot, LGraphNode, Subgraph } from "@litegraph-ts/core";
+ import { UpstreamNodeLocator } from "./ComfyPromptSerializer";
+ import JsonView from "./JsonView.svelte";
+
+ export let app: ComfyApp;
+ export let errors: ComfyGraphErrors;
+
+ function closeList() {
+     app.lCanvas.clearErrors();
+     $uiState.activeError = null;
+ }
+
+ function getParentNode(error: ComfyGraphErrorLocation): Subgraph | null {
+     const node = app.lCanvas.graph.getNodeByIdRecursive(error.nodeID);
+     if (node == null || !node.graph._is_subgraph)
+         return null;
+
+     return node.graph._subgraph_node
+ }
+
+ function canJumpToDisconnectedInput(error: ComfyGraphErrorLocation): boolean {
+     return error.errorType === ComfyNodeErrorType.RequiredInputMissing && error.input != null;
+ }
+
+ function jumpToDisconnectedInput(error: ComfyGraphErrorLocation) {
+     if (error.errorType !== ComfyNodeErrorType.RequiredInputMissing || error.input == null) {
+         return
+     }
+
+     const node = app.lCanvas.graph.getNodeByIdRecursive(error.nodeID);
+
+     const inputIndex =node.findInputSlotIndexByName(error.input.name);
+     if (inputIndex === -1) {
+         return
+     }
+
+     // TODO multiple tags?
+     const tag: string | null = error.queueEntry.extraData.extra_pnginfo.comfyBoxPrompt.subgraphs[0];
+
+     const test = (node: LGraphNode) => (node as any).isBackendNode
+     const nodeLocator = new UpstreamNodeLocator(test)
+     const [_, foundLink, foundInputSlot, foundPrevNode] = nodeLocator.locateUpstream(node, inputIndex, tag);
+
+     if (foundInputSlot != null && foundPrevNode != null) {
+         app.lCanvas.jumpToNodeAndInput(foundPrevNode, foundInputSlot);
+     }
+ }
+
+ function jumpToError(error: ComfyGraphErrorLocation) {
+     app.lCanvas.jumpToError(error);
+ }
+
+ function getInputTypeName(type: ComfyNodeDefInputType) {
+     if (Array.isArray(type)) {
+         return `List (${type.length})`
+     }
+     return type;
+ }
+</script>
+
+<div class="error-list">
+    <div class="error-list-header">
+        <button class="error-list-close" on:click={closeList}>✕</button>
+    </div>
+    <div class="error-list-scroll-container">
+        {#each Object.entries(errors.errorsByID) as [nodeID, nodeErrors], i}
+            {@const first = nodeErrors[0]}
+            {@const parent = getParentNode(first)}
+            {@const last = i === Object.keys(errors.errorsByID).length - 1}
+            <div class="error-group">
+                <div class="error-node-details">
+                    <span class="error-node-type">{first.comfyNodeType}</span>
+                    {#if parent}
+                        <span class="error-node-parent">({parent.title})</span>
+                    {/if}
+                </div>
+                <div class="error-entries" class:last>
+                    {#each nodeErrors as error}
+                        {@const isExecutionError = error.errorType === "execution"}
+                        <div class="error-entry">
+                            <div>
+                                <div class="error-details">
+                                    <button class="jump-to-error" class:execution-error={isExecutionError} on:click={() => jumpToError(error)}><span>⮎</span></button>
+                                    <div class="error-details-wrapper">
+                                        <span class="error-message" class:execution-error={isExecutionError}>{error.message}</span>
+                                        {#if error.exceptionType}
+                                            <span>({error.exceptionType})</span>
+                                        {/if}
+                                        {#if error.exceptionMessage && !isExecutionError}
+                                            <div style:text-decoration="underline">{error.exceptionMessage}</div>
+                                        {/if}
+                                        {#if error.input}
+                                            <div class="error-input">
+                                                <span>Input: <b>{error.input.name}</b></span>
+                                                {#if error.input.config}
+                                                    <span>({getInputTypeName(error.input.config[0])})</span>
+                                                {/if}
+                                            </div>
+                                            {#if canJumpToDisconnectedInput(error)}
+                                                <div style:display="flex" style:flex-direction="row">
+                                                    <button class="jump-to-error locate" on:click={() => jumpToDisconnectedInput(error)}><span>⮎</span></button>
+                                                    <span>Find disconnected input</span>
+                                                </div>
+                                            {/if}
+
+                                            {#if error.input.receivedValue}
+                                                <div>
+                                                    <span>Received value: <b>{error.input.receivedValue}</b></span>
+                                                </div>
+                                            {/if}
+                                            {#if error.input.receivedType}
+                                                <div>
+                                                    <span>Received type: <b>{error.input.receivedType}</b></span>
+                                                </div>
+                                            {/if}
+                                            {#if error.input.config}
+                                                <div class="error-traceback-wrapper">
+                                                    <Accordion label="Input Config" open={true}>
+                                                        <div class="error-traceback">
+                                                            <div class="error-traceback-contents">
+                                                                <JsonView json={error.input.config[1]} />
+                                                            </div>
+                                                        </div>
+                                                    </Accordion>
+                                                </div>
+                                            {/if}
+                                        {/if}
+                                    </div>
+                                </div>
+                            </div>
+                            {#if error.traceback}
+                                <div class="error-traceback-wrapper">
+                                    <Accordion label="Traceback" open={false}>
+                                        <div class="error-traceback">
+                                            <div class="error-traceback-contents">
+                                                {#each error.traceback as line}
+                                                    <pre>{line}</pre>
+                                                {/each}
+                                            </div>
+                                        </div>
+                                    </Accordion>
+                                </div>
+                            {/if}
+                        </div>
+                    {/each}
+                </div>
+            </div>
+        {/each}
+    </div>
+</div>
+
+<style lang="scss">
+
+ .error-list {
+     width: 30%;
+     height: 70%;
+     margin: 1.0rem;
+     position: absolute;
+     right: 0;
+     bottom: 0;
+     border: 1px solid #aaa;
+     color: #ddd;
+     background: #444;
+     font-size: 12pt;
+ }
+
+ .error-list-header {
+     width: 100%;
+     height: 24px;
+     margin: auto;
+     border-bottom: 1px solid #ccc;
+     background: #282828;
+     justify-content: center;
+     text-align: center;
+
+     .error-list-close {
+         margin: auto;
+         padding-right: 6px;
+         position: absolute;
+         top: 0;
+         right: 0;
+     }
+ }
+
+ .error-list-scroll-container {
+     height: calc(100% - 24px);
+     overflow-y: auto;
+ }
+
+ .error-node-details {
+     font-size: 14pt;
+     color: #ddd;
+     font-weight: bold;
+     padding: 0.7rem 1.0rem;
+     background: #333;
+ }
+
+ .error-node-parent {
+     color: #aaa;
+     font-size: 12pt;
+     font-weight: initial;
+ }
+
+ .error-entries:not(.last):last-child {
+     border-bottom: 1px solid #ccc;
+ }
+
+ .error-entry {
+     opacity: 100%;
+     border-top: 1px solid #ccc;
+     padding: 1rem;
+ }
+
+ .error-details {
+     width: 100%;
+     display: flex;
+     flex-direction: row;
+     gap: var(--spacing-md);
+     vertical-align: bottom;
+     position: relative;
+
+     > span {
+         bottom: 0;
+         display: flex;
+         flex-direction: column;
+         justify-content: center;
+     }
+ }
+
+ .error-details-wrapper {
+     flex: 5 1 0%;
+ }
+
+ .error-message {
+     color: #F66;
+     &.execution-error {
+         color: #E6E;
+     }
+     text-decoration: underline;
+ }
+
+ .error-input {
+     font-size: 12pt;
+ }
+
+ .jump-to-error {
+     border: 1px solid #ccc;
+     background: #844;
+     &.execution-error {
+         background: #848;
+     }
+     &.locate {
+         background: #488;
+     }
+     width: 32px;
+     height: 32px;
+     font-size: 14pt;
+     text-align: center;
+     display: flex;
+     position: relative;
+     justify-content: center;
+     margin-right: 0.3rem;
+
+     > span {
+         margin: auto;
+     }
+
+     &:hover {
+         filter: brightness(120%);
+     }
+
+     &:active {
+         filter: brightness(80%);
+     }
+ }
+
+ .error-traceback-wrapper {
+     width: 100%;
+     margin-top: 1.0rem;
+     padding: 0.5rem;
+     border: 1px solid #888;
+
+     .error-traceback {
+         font-size: 10pt;
+         overflow: auto;
+         white-space: nowrap;
+         background: #333;
+
+         .error-traceback-contents {
+             width: 100%;
+             font-family: monospace !important;
+             padding: 1.0rem;
+
+             > div {
+                 width: 100%;
+             }
+         }
+     }
+ }
+</style>
--- a/src/lib/components/ComfyGraphView.svelte
+++ b/src/lib/components/ComfyGraphView.svelte
@@ -1,28 +1,48 @@
 <script lang="ts">
- import { Button } from "@gradio/button";
+ import { onMount } from "svelte";
 import type ComfyApp from "./ComfyApp";
 import DropZone from "./DropZone.svelte";
 import interfaceState from "$lib/stores/interfaceState";
+ import workflowState from "$lib/stores/workflowState";
+ import uiState from '$lib/stores/uiState';
+ import ComfyGraphErrorList from "$lib/components/ComfyGraphErrorList.svelte"

 export let app: ComfyApp;

+ let canvas: HTMLCanvasElement;
+
+ onMount(async () => {
+     if (app?.lCanvas) {
+         canvas = app.lCanvas.canvas;
+         app.lCanvas?.setCanvas(canvas)
+     }
+ })
+
 function doRecenter(): void {
     app?.lCanvas?.recenter();
 }
+
+ function clearErrors(): void {
+     $uiState.activeError = null;
+ }
 </script>

 <div class="wrapper litegraph">
    <div class="canvas-wrapper pane-wrapper">
-        <canvas id="graph-canvas" />
+        <canvas bind:this={canvas} id="graph-canvas" />
        <DropZone {app} />
    </div>
    <div class="bar">
-        {#if !$interfaceState.graphTransitioning}
-            <span class="left">
-                <button on:click={doRecenter}>Recenter</button>
-            </span>
-        {/if}
+        <span class="left">
+            <button disabled={$interfaceState.graphTransitioning} on:click={doRecenter}>Recenter</button>
+            {#if $uiState.activeError != null}
+                <button disabled={$interfaceState.graphTransitioning} on:click={clearErrors}>Clear Errors</button>
+            {/if}
+        </span>
    </div>
+    {#if $uiState.activeError && app?.lCanvas?.activeErrors != null}
+        <ComfyGraphErrorList {app} errors={app.lCanvas.activeErrors} />
+    {/if}
 </div>

 <style lang="scss">
@@ -73,6 +93,9 @@
             background-color: #555;
             border-color: #777;
         }
+         &:disabled {
+             opacity: 50%;
+         }
     }
 }
 </style>
--- a/src/lib/components/ComfyPaneView.svelte
+++ b/src/lib/components/ComfyPaneView.svelte
@@ -15,7 +15,8 @@
 import ComfyProperties from "./ComfyProperties.svelte";
 import ComfyQueue from "./ComfyQueue.svelte";
 import ComfyTemplates from "./ComfyTemplates.svelte";
-	import { SvelteComponent } from "svelte";
+ import { SvelteComponent } from "svelte";
+	import { capitalize } from "$lib/utils";

 export let app: ComfyApp
 export let mode: ComfyPaneMode = "none";
@@ -40,7 +41,7 @@
        {:else if mode === "graph"}
            <ComfyGraphView {app} />
        {:else if mode === "properties"}
-            <ComfyProperties workflow={$workflowState.activeWorkflow} />
+            <ComfyProperties {app} workflow={$workflowState.activeWorkflow} />
        {:else if mode === "templates"}
            <ComfyTemplates {app} />
        {:else if mode === "queue"}
@@ -55,6 +56,7 @@
                <!-- svelte-ignore a11y-click-events-have-key-events -->
                <button class="mode-button ternary"
                        disabled={mode === theMode}
+                        title={capitalize(theMode)}
                        class:selected={mode === theMode}
                        on:click={() => switchMode(theMode)}>
                    <svelte:component this={icon} width="100%" height="100%" />
@@ -99,7 +101,6 @@
                 color: var(--body-text-color);
             }
             &.selected {
-                 color: var(--body-text-color);
                 background-color: var(--panel-background-fill);
             }
         }
--- a/src/lib/components/ComfyPromptSerializer.ts
+++ b/src/lib/components/ComfyPromptSerializer.ts
@@ -71,11 +71,13 @@ export function isActiveBackendNode(node: LGraphNode, tag: string | null = null)
    return true;
 }

+type UpstreamResult = [LGraph | null, LLink | null, number | null, LGraphNode | null];
+
 export class UpstreamNodeLocator {
    constructor(private isTheTargetNode: (node: LGraphNode) => boolean) {
    }

-    private followSubgraph(subgraph: Subgraph, link: LLink): [LGraph | null, LLink | null] {
+    private followSubgraph(subgraph: Subgraph, link: LLink): UpstreamResult {
        if (link.origin_id != subgraph.id)
            throw new Error("Invalid link and graph output!")

@@ -84,10 +86,10 @@ export class UpstreamNodeLocator {
            throw new Error("No inner graph input!")

        const nextLink = innerGraphOutput.getInputLink(0)
-        return [innerGraphOutput.graph, nextLink];
+        return [innerGraphOutput.graph, nextLink, 0, innerGraphOutput];
    }

-    private followGraphInput(graphInput: GraphInput, link: LLink): [LGraph | null, LLink | null] {
+    private followGraphInput(graphInput: GraphInput, link: LLink): UpstreamResult {
        if (link.origin_id != graphInput.id)
            throw new Error("Invalid link and graph input!")

@@ -100,10 +102,10 @@ export class UpstreamNodeLocator {
            throw new Error("No outer input slot!")

        const nextLink = outerSubgraph.getInputLink(outerInputIndex)
-        return [outerSubgraph.graph, nextLink];
+        return [outerSubgraph.graph, nextLink, outerInputIndex, outerSubgraph];
    }

-    private getUpstreamLink(parent: LGraphNode, currentLink: LLink): [LGraph | null, LLink | null] {
+    private getUpstreamLink(parent: LGraphNode, currentLink: LLink): UpstreamResult {
        if (parent.is(Subgraph)) {
            console.debug("FollowSubgraph")
            return this.followSubgraph(parent, currentLink);
@@ -113,17 +115,18 @@ export class UpstreamNodeLocator {
            return this.followGraphInput(parent, currentLink);
        }
        else if ("getUpstreamLink" in parent) {
-            return [parent.graph, (parent as ComfyGraphNode).getUpstreamLink()];
+            const link = (parent as ComfyGraphNode).getUpstreamLink();
+            return [parent.graph, link, link?.target_slot, parent];
        }
        else if (parent.inputs.length === 1) {
            // Only one input, so assume we can follow it backwards.
            const link = parent.getInputLink(0);
            if (link) {
-                return [parent.graph, link]
+                return [parent.graph, link, 0, parent]
            }
        }
        console.warn("[graphToPrompt] Frontend node does not support getUpstreamLink", parent.type)
-        return [null, null];
+        return [null, null, null, null];
    }

    /*
@@ -133,13 +136,15 @@ export class UpstreamNodeLocator {
     * Returns the node and the output link attached to it that leads to the
     * starting node if any.
     */
-    locateUpstream(fromNode: LGraphNode, inputIndex: SlotIndex, tag: string | null): [LGraphNode | null, LLink | null] {
+    locateUpstream(fromNode: LGraphNode, inputIndex: SlotIndex, tag: string | null): [LGraphNode | null, LLink | null, number | null, LGraphNode | null] {
        let parent = fromNode.getInputNode(inputIndex);
        if (!parent)
-            return [null, null];
+            return [null, null, null, null];

        const seen = {}
        let currentLink = fromNode.getInputLink(inputIndex);
+        let currentInputSlot = inputIndex;
+        let currentNode = fromNode;

        const shouldFollowParent = (parent: LGraphNode) => {
            return isActiveNode(parent, tag) && !this.isTheTargetNode(parent);
@@ -152,7 +157,10 @@ export class UpstreamNodeLocator {
        // nodes have conditional logic that determines which link
        // to follow backwards.
        while (shouldFollowParent(parent)) {
-            const [nextGraph, nextLink] = this.getUpstreamLink(parent, currentLink);
+            const [nextGraph, nextLink, nextInputSlot, nextNode] = this.getUpstreamLink(parent, currentLink);
+
+            currentInputSlot = nextInputSlot;
+            currentNode = nextNode;

            if (nextLink == null) {
                console.warn("[graphToPrompt] No upstream link found in frontend node", parent)
@@ -176,9 +184,9 @@ export class UpstreamNodeLocator {
        }

        if (!isActiveNode(parent, tag) || !this.isTheTargetNode(parent) || currentLink == null)
-            return [null, null];
+            return [null, currentLink, currentInputSlot, currentNode];

-        return [parent, currentLink]
+        return [parent, currentLink, currentInputSlot, currentNode]
    }
 }

--- a/src/lib/components/ComfyProperties.svelte
+++ b/src/lib/components/ComfyProperties.svelte
@@ -4,6 +4,7 @@
 import { LGraphNode } from "@litegraph-ts/core"
 import { type IDragItem, type WidgetLayout, ALL_ATTRIBUTES, type AttributesSpec, type WritableLayoutStateStore } from "$lib/stores/layoutStates"
 import uiState from "$lib/stores/uiState"
+ import interfaceState from "$lib/stores/interfaceState"
 import workflowState from "$lib/stores/workflowState"
 import layoutStates from "$lib/stores/layoutStates"
 import selectionState from "$lib/stores/selectionState"
@@ -11,8 +12,12 @@
 import ComfyNumberProperty from "./ComfyNumberProperty.svelte";
 import ComfyComboProperty from "./ComfyComboProperty.svelte";
 import type { ComfyWidgetNode } from "$lib/nodes/widgets";
-	import type { ComfyBoxWorkflow } from "$lib/stores/workflowState";
+ import type { ComfyBoxWorkflow } from "$lib/stores/workflowState";
+ import { Diagram3 } from "svelte-bootstrap-icons";
+	import { getContext } from "svelte";
+	import { WORKFLOWS_VIEW } from "./ComfyBoxWorkflowsView.svelte";

+ export let app: ComfyApp
 export let workflow: ComfyBoxWorkflow | null;

 let layoutState: WritableLayoutStateStore | null = null
@@ -22,30 +27,44 @@
 let target: IDragItem | null = null;
 let node: LGraphNode | null = null;

- $: if (layoutState) {
-     if ($selectionState.currentSelection.length > 0) {
-         node = null;
-         const targetId = $selectionState.currentSelection.slice(-1)[0]
-         const entry = $layoutState.allItems[targetId]
-         if (entry != null) {
-             target = entry.dragItem
-             if (target.type === "widget") {
-                 node = (target as WidgetLayout).node
+ $: {
+     if ($interfaceState.isJumpingToNode) {
+         $interfaceState.isJumpingToNode = false;
+     }
+     {
+         if (layoutState) {
+             if ($selectionState.currentSelection.length > 0) {
+                 node = null;
+                 const targetId = $selectionState.currentSelection.slice(-1)[0]
+                 const entry = $layoutState.allItems[targetId]
+                 if (entry != null) {
+                     target = entry.dragItem
+                     if (target.type === "widget") {
+                         node = (target as WidgetLayout).node
+                     }
+                 }
+             }
+             else if ($selectionState.currentSelectionNodes.length > 0) {
+                 target = null;
+                 node = $selectionState.currentSelectionNodes[0]
+
+                 if (node != null && layoutState != null) {
+                     const dragItem = layoutState.findLayoutForNode(node.id);
+                     if (dragItem != null) {
+                         target = dragItem;
+                     }
+                 }
+             }
+             else {
+                 target = null
+                 node = null;
             }
         }
+         else {
+             target = null;
+             node = null;
+         }
     }
-     else if ($selectionState.currentSelectionNodes.length > 0) {
-         target = null;
-         node = $selectionState.currentSelectionNodes[0]
-     }
-     else {
-         target = null
-         node = null;
-     }
- }
- else {
-     target = null;
-     node = null;
 }

 $: if (target) {
@@ -291,195 +310,244 @@
     console.warn("[ComfyProperties] doRefreshPanel")
     $layoutStates.refreshPropsPanel += 1;
 }
+
+ const workflowsViewContext = getContext(WORKFLOWS_VIEW) as any;
+
+ async function jumpToNode() {
+     if (!workflowsViewContext) {
+         // strange svelte bug caused by HMR
+         // https://github.com/sveltejs/svelte/issues/8655
+         console.error("[ComfyProperties] No workflows view context!")
+         return;
+     }
+
+     if (app?.lCanvas == null || workflow == null || node == null)
+         return;
+
+     const activeWorkflow = workflowState.setActiveWorkflow(app.lCanvas, workflow.id);
+
+     if (activeWorkflow == null || !activeWorkflow.graph.getNodeByIdRecursive(node.id))
+         return;
+
+     await workflowsViewContext.openGraph(() => {
+         app.lCanvas.jumpToNode(node);
+     })
+ }
 </script>

 <div class="props">
-    <div class="top">
-        <div class="target-name">
-            <span>
-                <span class="title">{target?.attrs?.title || node?.title || "Workflow"}<span>
+    <div class="props-scroller">
+        <div class="top">
+            <div class="target-name">
+                <div class="target-title-wrapper">
+                    <span class="title">{target?.attrs?.title || node?.title || "Workflow"}</span>
                    {#if targetType !== ""}
                        <span class="type">({targetType})</span>
                    {/if}
-                </span>
-                </span>
+                </div>
+                {#if node != null}
+                    <div class="target-name-button">
+                        <button class="mode-button ternary"
+                                disabled={node == null}
+                                title="View in Graph"
+                                on:click={jumpToNode}
+                        >
+                            <Diagram3 width="100%" height="100%" />
+                        </button>
+                    </div>
+                {/if}
+            </div>
        </div>
-    </div>
-    <div class="props-entries">
-        {#if workflow != null && layoutState != null}
-            {#key workflow.id}
-                {#key $layoutStates.refreshPropsPanel}
-                    {#each ALL_ATTRIBUTES as category(category.categoryName)}
-                        <div class="category-name">
-                            <span>
-                                <span class="title">{category.categoryName}</span>
-                            </span>
-                        </div>
-                        {#each category.specs as spec(spec.id)}
-                            {#if validWidgetAttribute(spec, target)}
-                                <div class="props-entry">
-                                    {#if spec.type === "string"}
-                                        <TextBox
-                                            value={getAttribute(target, spec)}
-                                            on:change={(e) => updateAttribute(spec, target, e.detail)}
-                                            on:input={(e) => updateAttribute(spec, target, e.detail)}
-                                            disabled={!$uiState.uiUnlocked || !spec.editable}
-                                            label={spec.name}
-                                            max_lines={spec.multiline ? 5 : 1}
-                                            />
-                                    {:else if spec.type === "boolean"}
-                                            <Checkbox
+        <div class="props-entries">
+            {#if workflow != null && layoutState != null}
+                {#key workflow.id}
+                    {#key $layoutStates.refreshPropsPanel}
+                        {#each ALL_ATTRIBUTES as category(category.categoryName)}
+                            <div class="category-name">
+                                <span>
+                                    <span class="title">{category.categoryName}</span>
+                                </span>
+                            </div>
+                            {#each category.specs as spec(spec.id)}
+                                {#if validWidgetAttribute(spec, target)}
+                                    <div class="props-entry">
+                                        {#if spec.type === "string"}
+                                            <TextBox
                                                value={getAttribute(target, spec)}
                                                on:change={(e) => updateAttribute(spec, target, e.detail)}
+                                                on:input={(e) => updateAttribute(spec, target, e.detail)}
                                                disabled={!$uiState.uiUnlocked || !spec.editable}
                                                label={spec.name}
+                                                max_lines={spec.multiline ? 5 : 1}
                                                />
-                                    {:else if spec.type === "number"}
-                                                <ComfyNumberProperty
-                                                    name={spec.name}
+                                        {:else if spec.type === "boolean"}
+                                                <Checkbox
                                                    value={getAttribute(target, spec)}
-                                                    step={spec.step || 1}
-                                                    min={spec.min || -1024}
-                                                    max={spec.max || 1024}
-                                                    disabled={!$uiState.uiUnlocked || !spec.editable}
                                                    on:change={(e) => updateAttribute(spec, target, e.detail)}
+                                                    disabled={!$uiState.uiUnlocked || !spec.editable}
+                                                    label={spec.name}
                                                    />
-                                    {:else if spec.type === "enum"}
-                                                    <ComfyComboProperty
+                                        {:else if spec.type === "number"}
+                                                    <ComfyNumberProperty
                                                        name={spec.name}
                                                        value={getAttribute(target, spec)}
-                                                        values={spec.values}
+                                                        step={spec.step || 1}
+                                                        min={spec.min || -1024}
+                                                        max={spec.max || 1024}
                                                        disabled={!$uiState.uiUnlocked || !spec.editable}
                                                        on:change={(e) => updateAttribute(spec, target, e.detail)}
                                                        />
-                                    {/if}
-                                </div>
-                            {:else if node}
-                                {#if validNodeProperty(spec, node)}
-                                    <div class="props-entry">
-                                        {#if spec.type === "string"}
-                                            <TextBox
-                                                value={getProperty(node, spec)}
-                                                on:change={(e) => updateProperty(spec, e.detail)}
-                                                on:input={(e) => updateProperty(spec, e.detail)}
-                                                label={spec.name}
-                                                disabled={!$uiState.uiUnlocked || !spec.editable}
-                                                max_lines={spec.multiline ? 5 : 1}
-                                                />
-                                        {:else if spec.type === "boolean"}
-                                                <Checkbox
-                                                    value={getProperty(node, spec)}
-                                                    label={spec.name}
-                                                    disabled={!$uiState.uiUnlocked || !spec.editable}
-                                                    on:change={(e) => updateProperty(spec, e.detail)}
-                                                    />
-                                        {:else if spec.type === "number"}
-                                                    <ComfyNumberProperty
-                                                        name={spec.name}
-                                                        value={getProperty(node, spec)}
-                                                        step={spec.step || 1}
-                                                        min={spec.min || -1024}
-                                                        max={spec.max || 1024}
-                                                        disabled={!$uiState.uiUnlocked || !spec.editable}
-                                                        on:change={(e) => updateProperty(spec, e.detail)}
-                                                        />
                                        {:else if spec.type === "enum"}
                                                        <ComfyComboProperty
                                                            name={spec.name}
-                                                            value={getProperty(node, spec)}
+                                                            value={getAttribute(target, spec)}
                                                            values={spec.values}
                                                            disabled={!$uiState.uiUnlocked || !spec.editable}
-                                                            on:change={(e) => updateProperty(spec, e.detail)}
+                                                            on:change={(e) => updateAttribute(spec, target, e.detail)}
                                                            />
                                        {/if}
                                    </div>
-                                {:else if validNodeVar(spec, node)}
+                                {:else if node}
+                                    {#if validNodeProperty(spec, node)}
+                                        <div class="props-entry">
+                                            {#if spec.type === "string"}
+                                                <TextBox
+                                                    value={getProperty(node, spec)}
+                                                    on:change={(e) => updateProperty(spec, e.detail)}
+                                                    on:input={(e) => updateProperty(spec, e.detail)}
+                                                    label={spec.name}
+                                                    disabled={!$uiState.uiUnlocked || !spec.editable}
+                                                    max_lines={spec.multiline ? 5 : 1}
+                                                    />
+                                            {:else if spec.type === "boolean"}
+                                                    <Checkbox
+                                                        value={getProperty(node, spec)}
+                                                        label={spec.name}
+                                                        disabled={!$uiState.uiUnlocked || !spec.editable}
+                                                        on:change={(e) => updateProperty(spec, e.detail)}
+                                                        />
+                                            {:else if spec.type === "number"}
+                                                        <ComfyNumberProperty
+                                                            name={spec.name}
+                                                            value={getProperty(node, spec)}
+                                                            step={spec.step || 1}
+                                                            min={spec.min || -1024}
+                                                            max={spec.max || 1024}
+                                                            disabled={!$uiState.uiUnlocked || !spec.editable}
+                                                            on:change={(e) => updateProperty(spec, e.detail)}
+                                                            />
+                                            {:else if spec.type === "enum"}
+                                                            <ComfyComboProperty
+                                                                name={spec.name}
+                                                                value={getProperty(node, spec)}
+                                                                values={spec.values}
+                                                                disabled={!$uiState.uiUnlocked || !spec.editable}
+                                                                on:change={(e) => updateProperty(spec, e.detail)}
+                                                                />
+                                            {/if}
+                                        </div>
+                                    {:else if validNodeVar(spec, node)}
+                                        <div class="props-entry">
+                                            {#if spec.type === "string"}
+                                                <TextBox
+                                                    value={getVar(node, spec)}
+                                                    on:change={(e) => updateVar(spec, e.detail)}
+                                                    on:input={(e) => updateVar(spec, e.detail)}
+                                                    label={spec.name}
+                                                    disabled={!$uiState.uiUnlocked || !spec.editable}
+                                                    max_lines={spec.multiline ? 5 : 1}
+                                                    />
+                                            {:else if spec.type === "boolean"}
+                                                    <Checkbox
+                                                        value={getVar(node, spec)}
+                                                        on:change={(e) => updateVar(spec, e.detail)}
+                                                        disabled={!$uiState.uiUnlocked || !spec.editable}
+                                                        label={spec.name}
+                                                        />
+                                            {:else if spec.type === "number"}
+                                                        <ComfyNumberProperty
+                                                            name={spec.name}
+                                                            value={getVar(node, spec)}
+                                                            step={spec.step || 1}
+                                                            min={spec.min || -1024}
+                                                            max={spec.max || 1024}
+                                                            disabled={!$uiState.uiUnlocked || !spec.editable}
+                                                            on:change={(e) => updateVar(spec, e.detail)}
+                                                            />
+                                            {:else if spec.type === "enum"}
+                                                            <ComfyComboProperty
+                                                                name={spec.name}
+                                                                value={getVar(node, spec)}
+                                                                values={spec.values}
+                                                                disabled={!$uiState.uiUnlocked || !spec.editable}
+                                                                on:change={(e) => updateVar(spec, e.detail)}
+                                                                />
+                                            {/if}
+                                        </div>
+                                    {/if}
+                                {:else if !node && !target && validWorkflowAttribute(spec)}
                                    <div class="props-entry">
                                        {#if spec.type === "string"}
                                            <TextBox
-                                                value={getVar(node, spec)}
-                                                on:change={(e) => updateVar(spec, e.detail)}
-                                                on:input={(e) => updateVar(spec, e.detail)}
+                                                value={getWorkflowAttribute(spec)}
+                                                on:change={(e) => updateWorkflowAttribute(spec, e.detail)}
+                                                on:input={(e) => updateWorkflowAttribute(spec, e.detail)}
                                                label={spec.name}
                                                disabled={!$uiState.uiUnlocked || !spec.editable}
                                                max_lines={spec.multiline ? 5 : 1}
                                                />
                                        {:else if spec.type === "boolean"}
                                                <Checkbox
-                                                    value={getVar(node, spec)}
-                                                    on:change={(e) => updateVar(spec, e.detail)}
+                                                    value={getWorkflowAttribute(spec)}
+                                                    on:change={(e) => updateWorkflowAttribute(spec, e.detail)}
                                                    disabled={!$uiState.uiUnlocked || !spec.editable}
                                                    label={spec.name}
                                                    />
                                        {:else if spec.type === "number"}
                                                    <ComfyNumberProperty
                                                        name={spec.name}
-                                                        value={getVar(node, spec)}
+                                                        value={getWorkflowAttribute(spec)}
                                                        step={spec.step || 1}
                                                        min={spec.min || -1024}
                                                        max={spec.max || 1024}
                                                        disabled={!$uiState.uiUnlocked || !spec.editable}
-                                                        on:change={(e) => updateVar(spec, e.detail)}
+                                                        on:change={(e) => updateWorkflowAttribute(spec, e.detail)}
                                                        />
                                        {:else if spec.type === "enum"}
                                                        <ComfyComboProperty
                                                            name={spec.name}
-                                                            value={getVar(node, spec)}
+                                                            value={getWorkflowAttribute(spec)}
                                                            values={spec.values}
                                                            disabled={!$uiState.uiUnlocked || !spec.editable}
-                                                            on:change={(e) => updateVar(spec, e.detail)}
+                                                            on:change={(e) => updateWorkflowAttribute(spec, e.detail)}

                                                            />
                                        {/if}
                                    </div>
-                            {:else if !node && !target && validWorkflowAttribute(spec)}
-                                <div class="props-entry">
-                                    {#if spec.type === "string"}
-                                        <TextBox
-                                            value={getWorkflowAttribute(spec)}
-                                            on:change={(e) => updateWorkflowAttribute(spec, e.detail)}
-                                            on:input={(e) => updateWorkflowAttribute(spec, e.detail)}
-                                            label={spec.name}
-                                            disabled={!$uiState.uiUnlocked || !spec.editable}
-                                            max_lines={spec.multiline ? 5 : 1}
-                                            />
-                                    {:else if spec.type === "boolean"}
-                                            <Checkbox
-                                                value={getWorkflowAttribute(spec)}
-                                                on:change={(e) => updateWorkflowAttribute(spec, e.detail)}
-                                                disabled={!$uiState.uiUnlocked || !spec.editable}
-                                                label={spec.name}
-                                                />
-                                    {:else if spec.type === "number"}
-                                                <ComfyNumberProperty
-                                                    name={spec.name}
-                                                    value={getWorkflowAttribute(spec)}
-                                                    step={spec.step || 1}
-                                                    min={spec.min || -1024}
-                                                    max={spec.max || 1024}
-                                                    disabled={!$uiState.uiUnlocked || !spec.editable}
-                                                    on:change={(e) => updateWorkflowAttribute(spec, e.detail)}
-                                                    />
-                                    {:else if spec.type === "enum"}
-                                                    <ComfyComboProperty
-                                                        name={spec.name}
-                                                        value={getWorkflowAttribute(spec)}
-                                                        values={spec.values}
-                                                        disabled={!$uiState.uiUnlocked || !spec.editable}
-                                                        on:change={(e) => updateWorkflowAttribute(spec, e.detail)}
-
-                                                        />
-                                    {/if}
-                                </div>
+                                {/if}
                            {/each}
-                        {/each}
+                        {/each}
                    {/key}
-                {/key}
-            {/key}
+                {/key}
+            {/if}
        </div>
    </div>
 </div>

+<style lang="scss">
+ $bottom-bar-height: 2.5rem;
+
+ .props {
+     width: 100%;
+     height: 100%;
+ }
+
+ .props-scroller {
+     width: 100%;
+     height: calc(100% - $bottom-bar-height);
+     overflow-x: hidden;
+     overflow-y: auto;
+ }

 .props-entry {
     padding-bottom: 0.5rem;
@@ -491,7 +559,7 @@

 .target-name {
     background: var(--input-background-fill);
-     border-color: var(--input-border-color);
+     border-color: var(--input-border-color);
     white-space: nowrap;

     .title {
@@ -501,6 +569,48 @@
             padding-left: 0.25rem;
             font-weight: normal;
         }
+     }
+
+     width: 100%;
+     display: flex;
+     flex-direction: row;
+
+     > .target-title-wrapper {
+         padding: 0.8rem 0 0.8rem 1.0rem;
+         display: flex;
+         flex-direction: row;
+         width: 100%;
+         text-align: center;
+
+         > span {
+             display: flex;
+             flex-direction: column;
+             justify-content: center;
+         }
+     }
+
+     > .target-name-button {
+         padding: 0.5rem;
+         .mode-button {
+             color: var(--comfy-accent-soft);
+             height: $bottom-bar-height;
+             width: 2.5rem;
+             height: 2.5rem;
+             margin: 1.0rem;
+             padding: 0.5rem;
+             margin-left: auto;
+
+             @include square-button;
+
+             color: var(--neutral-300);
+
+             &:hover:not(:disabled) {
+                 filter: brightness(120%) !important;
+             }
+             &:active:not(:disabled) {
+                 filter: brightness(50%) !important;
+             }
+         }
     }
 }

@@ -518,13 +628,5 @@
         color: var(--neutral-500);
     }
 }
-
- .bottom {
-     /* width: 100%;
-        height: auto;
-        position: absolute;
-        bottom: 0;
-        padding: 0.5em; */
- }

 @include disable-inputs;
--- a/src/lib/components/ComfyQueue.svelte
+++ b/src/lib/components/ComfyQueue.svelte
@@ -8,28 +8,30 @@
     date?: string,
     status: QueueUIEntryStatus,
     images?: string[], // URLs
-     details?: string // shown in a tooltip on hover
+     details?: string, // shown in a tooltip on hover
+     error?: WorkflowError
 }
 </script>

 <script lang="ts">
 import queueState, { type CompletedQueueEntry, type QueueEntry, type QueueEntryStatus } from "$lib/stores/queueState";
 import ProgressBar from "./ProgressBar.svelte";
+ import SystemStatsBar from "./SystemStatsBar.svelte";
 import Spinner from "./Spinner.svelte";
 import PromptDisplay from "./PromptDisplay.svelte";
 import { List, ListUl, Grid } from "svelte-bootstrap-icons";
 import { convertComfyOutputToComfyURL, convertFilenameToComfyURL, getNodeInfo, truncateString } from "$lib/utils"
 import type { Writable } from "svelte/store";
 import type { QueueItemType } from "$lib/api";
- import { ImageViewer } from "$lib/ImageViewer";
 import { Button } from "@gradio/button";
 import type ComfyApp from "./ComfyApp";
- import { tick } from "svelte";
+ import { getContext, tick } from "svelte";
 import Modal from "./Modal.svelte";
- import DropZone from "./DropZone.svelte";
-	import workflowState from "$lib/stores/workflowState";
+ import { type WorkflowError } from "$lib/stores/workflowState";
 import ComfyQueueListDisplay from "./ComfyQueueListDisplay.svelte";
 import ComfyQueueGridDisplay from "./ComfyQueueGridDisplay.svelte";
+	import { WORKFLOWS_VIEW } from "./ComfyBoxWorkflowsView.svelte";
+	import uiQueueState from "$lib/stores/uiQueueState";

 export let app: ComfyApp;

@@ -38,6 +40,8 @@
 let queueCompleted: Writable<CompletedQueueEntry[]> | null = null;
 let queueList: HTMLDivElement | null = null;

+ const { showError } = getContext(WORKFLOWS_VIEW) as any;
+
 $: if ($queueState) {
     queuePending = $queueState.queuePending
     queueRunning = $queueState.queueRunning
@@ -50,46 +54,34 @@
 let displayMode: DisplayModeType = "list";
 let imageSize: number = 40;
 let gridColumns: number = 3;
- let changed = true;

 function switchMode(newMode: QueueItemType) {
-     changed = mode !== newMode
+     const changed = mode !== newMode
     mode = newMode
     if (changed) {
-         _queuedEntries = []
-         _runningEntries = []
-         _entries = []
+         uiQueueState.updateEntries();
     }
 }

 function switchDisplayMode(newDisplayMode: DisplayModeType) {
-     // changed = displayMode !== newDisplayMode
     displayMode = newDisplayMode
-     // if (changed) {
-     //     _queuedEntries = []
-     //     _runningEntries = []
-     //     _entries = []
-     // }
 }

- let _queuedEntries: QueueUIEntry[] = []
- let _runningEntries: QueueUIEntry[] = []
- let _entries: QueueUIEntry[] = []
-
- $: if (mode === "queue" && (changed || $queuePending.length != _queuedEntries.length || $queueRunning.length != _runningEntries.length)) {
+ let _entries: ReadonlyArray<QueueUIEntry> = []
+ $: if(mode === "queue") {
+     _entries = $uiQueueState.queueUIEntries
     updateFromQueue();
-     changed = false;
 }
- else if (mode === "history" && (changed || $queueCompleted.length != _entries.length)) {
+ else {
+     _entries = $uiQueueState.historyUIEntries;
     updateFromHistory();
-     changed = false;
 }

 $: if (mode === "queue" && !$queuePending && !$queueRunning) {
-     _queuedEntries = []
-     _runningEntries = []
-     _entries = [];
-     changed = true
+     uiQueueState.clearQueue();
+ }
+ else if (mode === "history" && !$queueCompleted) {
+     uiQueueState.clearHistory();
 }

 async function deleteEntry(entry: QueueUIEntry, event: MouseEvent) {
@@ -104,123 +96,26 @@
         await app.deleteQueueItem(mode, entry.entry.promptID);
     }

-     if (mode === "queue") {
-         _queuedEntries = []
-         _runningEntries = []
-     }
-
-     _entries = [];
-     changed = true;
+     uiQueueState.updateEntries(true)
 }

 async function clearQueue() {
     await app.clearQueue(mode);
-
-     if (mode === "queue") {
-         _queuedEntries = []
-         _runningEntries = []
-     }
-
-     _entries = [];
-     changed = true;
- }
-
- function formatDate(date: Date): string {
-     const time = date.toLocaleString('en-US', { hour: 'numeric', minute: 'numeric', hour12: true });
-     const day = date.toLocaleString('en-US', { month: '2-digit', day: '2-digit', year: 'numeric' }).replace(',', '');
-     return [time, day].join(", ")
- }
-
- function convertEntry(entry: QueueEntry, status: QueueUIEntryStatus): QueueUIEntry {
-     let date = entry.finishedAt || entry.queuedAt;
-     let dateStr = null;
-     if (date) {
-         dateStr = formatDate(date);
-     }
-
-     const subgraphs: string[] | null = entry.extraData?.extra_pnginfo?.comfyBoxPrompt?.subgraphs;
-
-     let message = "Prompt";
-     if (entry.extraData?.workflowTitle != null) {
-         message = `${entry.extraData.workflowTitle}`
-     }
-     const subgraphsString = subgraphs.join(', ')
-     if (subgraphsString.length > 0)
-         message += ` (${subgraphsString})`
-
-     let submessage = `Nodes: ${Object.keys(entry.prompt).length}`
-
-     if (Object.keys(entry.outputs).length > 0) {
-         const imageCount = Object.values(entry.outputs).filter(o => o.images).flatMap(o => o.images).length
-         submessage = `Images: ${imageCount}`
-     }
-
-     return {
-         entry,
-         message,
-         submessage,
-         date: dateStr,
-         status,
-         images: []
-     }
- }
-
- function convertPendingEntry(entry: QueueEntry, status: QueueUIEntryStatus): QueueUIEntry {
-     const result = convertEntry(entry, status);
-
-     const thumbnails = entry.extraData?.thumbnails
-     if (thumbnails) {
-         result.images = thumbnails.map(convertComfyOutputToComfyURL);
-     }
-
-     const outputs = Object.values(entry.outputs)
-                           .filter(o => o.images)
-                           .flatMap(o => o.images)
-                           .map(convertComfyOutputToComfyURL);
-     if (outputs) {
-         result.images = result.images.concat(outputs)
-     }
-
-     return result;
- }
-
- function convertCompletedEntry(entry: CompletedQueueEntry): QueueUIEntry {
-     const result = convertEntry(entry.entry, entry.status);
-
-     const images = Object.values(entry.entry.outputs)
-                          .filter(o => o.images)
-                          .flatMap(o => o.images)
-                          .map(convertComfyOutputToComfyURL);
-     result.images = images
-
-     if (entry.message)
-         result.submessage = entry.message
-     else if (entry.status === "interrupted" || entry.status === "all_cached")
-         result.submessage = "Prompt was interrupted."
-     if (entry.error)
-         result.details = entry.error
-
-     return result;
+     uiQueueState.updateEntries(true)
 }

 async function updateFromQueue() {
-     // newest entries appear at the top
-     _queuedEntries = $queuePending.map((e) => convertPendingEntry(e, "pending")).reverse();
-     _runningEntries = $queueRunning.map((e) => convertPendingEntry(e, "running")).reverse();
-     _entries = [..._queuedEntries, ..._runningEntries]
     if (queueList) {
         await tick(); // Wait for list size to be recalculated
         queueList.scroll({ top: queueList.scrollHeight })
     }
-     console.warn("[ComfyQueue] BUILDQUEUE", _entries.length, $queuePending.length, $queueRunning.length)
 }

 async function updateFromHistory() {
-     _entries = $queueCompleted.map(convertCompletedEntry).reverse();
     if (queueList) {
+         await tick(); // Wait for list size to be recalculated
         queueList.scrollTo(0, 0);
     }
-     console.warn("[ComfyQueue] BUILDHISTORY", _entries.length, $queueCompleted.length)
 }

 async function interrupt() {
@@ -232,10 +127,20 @@
 let selectedPrompt = null;
 let selectedImages = [];
 function showPrompt(entry: QueueUIEntry) {
-     selectedPrompt = entry.entry.prompt;
-     selectedImages = entry.images;
-     showModal = true;
-     expandAll = false
+     if (entry.error != null) {
+         showModal = false;
+         expandAll = false;
+         selectedPrompt = null;
+         selectedImages = [];
+
+         showError(entry.entry.promptID);
+     }
+     else {
+         selectedPrompt = entry.entry.prompt;
+         selectedImages = entry.images;
+         showModal = true;
+         expandAll = false
+     }
 }

 function closeModal() {
@@ -337,6 +242,9 @@
            <div class="node-name">
                <span>Node: {getNodeInfo($queueState.runningNodeID)}</span>
            </div>
+            <div>
+                <SystemStatsBar />
+            </div>
            <div>
                <ProgressBar value={$queueState.progress?.value} max={$queueState.progress?.max} />
            </div>
@@ -359,7 +267,8 @@
 $bottom-bar-height: 70px;
 $workflow-tabs-height: 2.5rem;
 $mode-buttons-height: 30px;
- $queue-height: calc(100vh - #{$pending-height} - #{$pane-mode-buttons-height} - #{$mode-buttons-height} - #{$bottom-bar-height} - #{$workflow-tabs-height} - 0.9rem);
+ $system-stats-bar-height: 24px;
+ $queue-height: calc(100vh - #{$pending-height} - #{$pane-mode-buttons-height} - #{$mode-buttons-height} - #{$bottom-bar-height} - #{$workflow-tabs-height} - 0.9rem - #{$system-stats-bar-height});
 $queue-height-history: calc(#{$queue-height} - #{$display-mode-buttons-height});

 .prompt-modal-header {
--- a/src/lib/components/ComfyQueueListDisplay.svelte
+++ b/src/lib/components/ComfyQueueListDisplay.svelte
@@ -148,8 +148,11 @@
     &.success {
         /* background: green; */
     }
+     &.validation_failed {
+         background: #551a1a;
+     }
     &.error {
-         background: red;
+         background: #401a40;
     }
     &.all_cached, &.interrupted {
         filter: brightness(80%);
--- a/src/lib/components/ComfySettingsView.svelte
+++ b/src/lib/components/ComfySettingsView.svelte
@@ -0,0 +1,260 @@
+<script lang="ts">
+ import { CONFIG_CATEGORIES, CONFIG_DEFS_BY_CATEGORY, CONFIG_DEFS_BY_NAME, type ConfigDefAny, type ConfigDefEnum, type ConfigState } from "$lib/stores/configDefs";
+ import { capitalize } from "$lib/utils";
+ import { Checkbox } from "@gradio/form";
+ import configState from "$lib/stores/configState";
+ import type ComfyApp from "./ComfyApp";
+ import NumberInput from "./NumberInput.svelte";
+ import Textbox from "@gradio/form/src/Textbox.svelte";
+ import { Button } from "@gradio/button";
+	import { SvelteToast } from "@zerodevx/svelte-toast";
+	import notify from "$lib/notify";
+
+ export let app: ComfyApp
+
+ let selectedCategory = CONFIG_CATEGORIES[0];
+ let changes: Partial<Record<keyof ConfigState, any>> = {}
+
+ const toastOptions = {
+     intro: { duration: 200 },
+     theme: {
+         '--toastBarHeight': 0
+     }
+ }
+
+ function selectCategory(category: string) {
+     selectedCategory = category;
+ }
+
+ function setOption(def: ConfigDefAny, value: any) {
+     if (!configState.validateConfigOption(def, value)) {
+         console.warn(`[configState] Invalid value for option ${def.name} (${value}), setting to default (${def.defaultValue})`);
+         value = def.defaultValue
+     }
+     changes[def.name] = value;
+ }
+
+ function setEnumOption(def: ConfigDefEnum<any, any>, e: Event): void {
+     const select = e.target as HTMLSelectElement;
+     const index = select.selectedIndex
+     setOption(def, def.options.values[index].value)
+ }
+
+ function doSave() {
+     for (const [k, v] of Object.entries(changes)) {
+         const def = CONFIG_DEFS_BY_NAME[k]
+         configState.setConfigOption(def, v, true);
+     }
+     changes = {};
+     const json = JSON.stringify($configState);
+     localStorage.setItem("config", json);
+     notify("Config applied!", { type: "success" })
+ }
+
+ function doReset() {
+     if (!confirm("Are you sure you want to reset the config to the defaults?"))
+         return;
+
+     configState.loadDefault(true);
+     notify("Config reset!")
+ }
+</script>
+
+<div class="comfy-settings">
+    <div class="comfy-settings-categories">
+        {#each CONFIG_CATEGORIES as category}
+            <!-- svelte-ignore a11y-click-events-have-key-events -->
+            <div class="comfy-settings-category" class:selected={selectedCategory === category} on:click={() => selectCategory(category)}>
+                {capitalize(category)}
+            </div>
+        {/each}
+    </div>
+    <div class="comfy-settings-main">
+        {#if selectedCategory}
+            {@const categoryDefs = CONFIG_DEFS_BY_CATEGORY[selectedCategory]}
+            {#key $configState}
+                <div class="comfy-settings-entries">
+                    {#each categoryDefs as def}
+                        {@const value = $configState[def.name]}
+                        <div class="comfy-settings-entry">
+                            <div class="name">{def.name}</div>
+                            {#if def.type === "boolean"}
+                                <span class="ctrl checkbox">
+                                    <Checkbox label={def.description} {value} on:change={(e) => setOption(def, e.detail)} />
+                                </span>
+                            {:else if def.type === "number"}
+                                <div class="description">{def.description}</div>
+                                <span class="ctrl number">
+                                    <NumberInput label="" min={def.options.min} max={def.options.max} step={def.options.step} {value} on:release={(e) => setOption(def, e.detail)} />
+                                </span>
+                            {:else if def.type === "string"}
+                                <div class="description">{def.description}</div>
+                                <span class="ctrl textbox">
+                                    <Textbox label="" lines={1} max_lines={1} {value} on:change={(e) => setOption(def, e.detail)} />
+                                </span>
+                            {:else if def.type === "string[]"}
+                                <div class="description">{def.description}</div>
+                                <span class="ctrl string-array">
+                                    {value.join(",")}
+                                </span>
+                            {:else if def.type === "enum"}
+                                <div class="description">{def.description}</div>
+                                <span class="ctrl enum">
+                                    <select id="ui-theme" name="ui-theme" on:change={(e) => setEnumOption(def, e)}>
+                                        {#each def.options.values as option, i}
+                                            {@const selected = def.options.values[i].value === value}
+                                            <option value={option.value} {selected}>{option.label}</option>
+                                        {/each}
+                                    </select>
+                                </span>
+                            {:else}
+                                (Unknown config type {def.type})
+                            {/if}
+                        </div>
+                    {/each}
+                </div>
+            {/key}
+        {:else}
+            Please select a category.
+        {/if}
+        <div class="comfy-settings-bottom-bar">
+            <div>
+                <div class="left">
+                    <Button variant="secondary" on:click={doReset}>
+                        Reset
+                    </Button>
+                </div>
+                <div class="right">
+                    <Button variant="primary" on:click={doSave}>
+                        Save
+                    </Button>
+                </div>
+            </div>
+        </div>
+    </div>
+    <SvelteToast options={toastOptions} />
+</div>
+
+<style lang="scss">
+ $bottom-bar-height: 5rem;
+
+ .comfy-settings {
+     color: var(--body-text-color);
+     display: flex;
+     flex-direction: row;
+     width: 100%;
+     height: 100%;
+ }
+
+ .comfy-settings-categories {
+     width: 20rem;
+     height: 100%;
+     color: var(--neutral-500);
+     background: var(--neutral-800);
+     border-left: 2px solid var(--comfy-splitpanes-background-fill);
+ }
+
+ .comfy-settings-category {
+     padding: 2rem 3rem;
+     font-size: 14pt;
+
+     border-bottom: 1px solid grey;
+     cursor: pointer;
+
+     &.selected {
+         color: var(--body-text-color);
+         background: var(--neutral-700);
+     }
+ }
+
+ .comfy-settings-main {
+     width: 100%;
+     height: calc(100% - $bottom-bar-height);
+ }
+
+ .comfy-settings-entries {
+     padding: 3rem 3rem;
+     height: 100%;
+ }
+
+ .comfy-settings-entry {
+     padding: 1rem 3rem;
+
+     .name {
+         font-weight: bold;
+         font-size: 13pt;
+     }
+
+     .description {
+         font-size: 11pt;
+         color: var(--neutral-400);
+     }
+
+     .ctrl {
+         margin-top: 0.5rem;
+         min-width: 5rem;
+         display: block;
+
+         &:not(.checkbox) {
+             width: 20rem;
+         }
+
+         &.textbox {
+             :global(span) {
+                 display: block !important;
+             }
+         }
+
+         &.checkbox {
+             display: inline-flex !important;
+             padding: 0 0.75rem;
+
+             :global(label) {
+                 color: var(--neutral-400);
+                 font-size: 11pt;
+             }
+         }
+
+         &.enum {
+             select {
+                 -webkit-appearance: none;
+                 -moz-appearance: none;
+                 background-image: url("data:image/svg+xml;utf8,<svg fill='white' height='24' viewBox='0 0 24 24' width='24' xmlns='http://www.w3.org/2000/svg'><path d='M7 10l5 5 5-5z'/><path d='M0 0h24v24H0z' fill='none'/></svg>");
+                 background-repeat: no-repeat;
+                 background-position-x: 100%;
+                 background-position-y: 8px;
+             }
+         }
+     }
+ }
+
+ .comfy-settings-bottom-bar {
+     background: var(--neutral-900);
+     width: 100%;
+     border-top: 2px solid var(--neutral-800);
+     gap: var(--layout-gap);
+     overflow-x: hidden;
+     height: $bottom-bar-height;
+     justify-content: center;
+     padding: 0 2rem;
+     margin: auto;
+     position: relative;
+     flex-direction: column;
+     display: flex;
+
+     > div {
+         width: 100%;
+         display: flex;
+         gap: var(--layout-gap);
+         margin: auto;
+         flex-wrap: nowrap;
+     }
+
+     .left {
+         left: 0;
+     }
+     .right {
+         margin-left: auto;
+     }
+ }
+</style>
--- a/src/lib/components/ImageUpload.svelte
+++ b/src/lib/components/ImageUpload.svelte
@@ -3,7 +3,7 @@
 import type { ComfyImageLocation } from "$lib/nodes/ComfyWidgetNodes";
 import notify from "$lib/notify";
 import configState from "$lib/stores/configState";
- import { convertComfyOutputEntryToGradio, convertComfyOutputToComfyURL, type ComfyUploadImageAPIResponse } from "$lib/utils";
+ import { batchUploadFilesToComfyUI, convertComfyOutputToComfyURL, type ComfyBatchUploadResult } from "$lib/utils";
 import { Block, BlockLabel } from "@gradio/atoms";
 import { File as FileIcon } from "@gradio/icons";
 import type { FileData as GradioFileData } from "@gradio/upload";
@@ -18,6 +18,7 @@
 export let elem_classes: string[] = []
 export let style: string = ""
 export let label: string = ""
+ export let mask: ComfyImageLocation | null;
 // let propsChanged: Writable<number> | null = null;
 let dragging = false;
 let pending_upload = false;
@@ -59,55 +60,10 @@
     dispatch("image_clicked")
 }

- interface GradioUploadResponse {
-     error?: string;
-     files?: Array<ComfyImageLocation>;
- }
-
- async function upload_files(root: string, files: Array<File>): Promise<GradioUploadResponse> {
-     console.debug("UPLOADILFES", root, files);
-
+ async function upload_files(files: Array<File>): Promise<ComfyBatchUploadResult> {
+     console.debug("UPLOADFILES", files);
     dispatch("uploading")
-
-     const url = configState.getBackendURL();
-
-     const requests = files.map(async (file) => {
-         const formData = new FormData();
-         formData.append("image", file, file.name);
-         return fetch(new Request(url + "/upload/image", {
-             body: formData,
-             method: 'POST'
-         }))
-         .then(r => r.json())
-         .catch(error => error);
-     });
-
-     return Promise.all(requests)
-                   .then( (results) => {
-                       const errors = []
-                       const files = []
-
-                       for (const r of results) {
-                           if (r instanceof Error) {
-                               errors.push(r.toString())
-                           }
-                           else {
-                               // bare filename of image
-                               const resp = r as ComfyUploadImageAPIResponse;
-                               files.push({
-                                   filename: resp.name,
-                                   subfolder: "",
-                                   type: "input"
-                               })
-                           }
-                       }
-
-                       let error = null;
-                       if (errors && errors.length > 0)
-                           error = "Upload error(s):\n" + errors.join("\n");
-
-                       return { error, files }
-                   })
+     return batchUploadFilesToComfyUI(files);
 }

 $: {
@@ -144,7 +100,7 @@
             );
             let upload_value = _value;
             pending_upload = true;
-             upload_files(root, files).then((response) => {
+             upload_files(files).then((response) => {
                 if (JSON.stringify(upload_value) !== JSON.stringify(_value)) {
                     // value has changed since upload started
                     console.error("[ImageUpload] value has changed since upload started", upload_value, _value)
@@ -217,6 +173,15 @@
                     bind:naturalWidth={imgWidth}
                     bind:naturalHeight={imgHeight}
                />
+                {#key mask}
+                    {#if mask}
+                        <!-- svelte-ignore a11y-click-events-have-key-events -->
+                        <img src={convertComfyOutputToComfyURL(mask)}
+                            alt={firstImage.filename}
+                            on:click={onImgClicked}
+                        />
+                    {/if}
+                {/key}
            {:else}
                <Upload
                    file_count={fileCount}
@@ -246,6 +211,9 @@
     }

     img {
+         position: absolute;
+         top: 0;
+         left: 0;
         width: 100%;
         height: 100%;
         max-width: 100%;
--- a/src/lib/components/LightboxModal.svelte
+++ b/src/lib/components/LightboxModal.svelte
@@ -41,7 +41,7 @@
 #lightboxModal{
     display: none;
     position: fixed;
-     z-index: 1001;
+     z-index: var(--layer-top);
     left: 0;
     top: 0;
     width: 100%;
--- a/src/lib/components/MaskCanvas.svelte
+++ b/src/lib/components/MaskCanvas.svelte
@@ -0,0 +1,669 @@
+<script context="module" lang="ts">
+ export type MaskCanvasData = {
+     hasMask: boolean,
+     maskCanvas: HTMLCanvasElement | null,
+     curLineGroup: LineGroup,
+     redoCurLines: LineGroup,
+ }
+ export type LinePoint = {
+     x: number,
+     y: number
+ }
+ export interface Line {
+     size?: number,
+     points: LinePoint[]
+ }
+ export type LineGroup = Line[];
+
+</script>
+
+<script lang="ts">
+ import { loadImage } from "$lib/widgets/utils"
+ import { tick, createEventDispatcher } from "svelte";
+ import { ArrowClockwise, ArrowCounterclockwise, XSquare, Exclude, Circle, Grid3x3Gap, ArrowsFullscreen, FullscreenExit } from "svelte-bootstrap-icons";
+
+ export let fileURL: string | null = null;
+ export let fullscreen: boolean = false;
+
+ const dispatch = createEventDispatcher<{
+     change: MaskCanvasData;
+     release: MaskCanvasData;
+     loaded: MaskCanvasData
+ }>();
+
+ let canvasCursor: string | undefined = undefined;
+
+ let container: HTMLDivElement | null;
+ let canvas: HTMLCanvasElement | null;
+ let maskCanvas: HTMLCanvasElement | null;
+ let renders: HTMLImageElement[] = [];
+ let context: CanvasRenderingContext2D | null;
+ let maskContext: CanvasRenderingContext2D | null;
+ let curLineGroup: LineGroup = [];
+ let redoCurLines: LineGroup = []
+
+ let original: HTMLImageElement | null;
+ let isImageLoaded: boolean = false;
+ let imageWidth: number = 512;
+ let imageHeight: number = 512;
+ let scale: number = 1.0;
+ let minScale: number = 1.0;
+ let brushSize: number = 100;
+ let maskBlur: number = 0;
+ let clipMask: boolean = false;
+ let hasMask: boolean = false;
+
+ let isDrawing: boolean = false;
+ let isPanning: boolean = false;
+ let isBrushShowing: boolean = false;
+
+ let transform = ""
+ $: transform = `translate(${imx}px, ${imy}px) scale(${scale})`
+
+ let imx: number = 0;
+ let imy: number = 0;
+
+ let x: number = 0;
+ let y: number = 0;
+
+ let panX: number = 0;
+ let panY: number = 0;
+
+ const BRUSH_COLOR = "#000"
+
+ enum MouseButton {
+     Left = 0,
+     Middle = 1,
+     Right = 2,
+     Back = 3,
+     Forward = 4
+ }
+
+ $: if (isPanning) {
+     canvasCursor = "grab";
+ }
+ else if (isImageLoaded && isBrushShowing) {
+     canvasCursor = "none";
+ }
+ else {
+     canvasCursor = undefined;
+ }
+
+ $: {
+     context = canvas ? canvas.getContext("2d") : null
+ }
+
+ function clearState() {
+     hasMask = false;
+     maskCanvas = null;
+     maskContext = null;
+     isImageLoaded = false;
+     original = null;
+     renders = []
+     // curLineGroup = [];
+     // redoCurLines = []
+     imageWidth = 512;
+     imageHeight = 512;
+     scale = 1.0;
+     minScale = 0.5;
+ }
+
+ let loadedFileURL: string | null = null
+ let dispatchLoaded: boolean = false;
+ $: if (fileURL !== loadedFileURL) {
+     clearState();
+     if (fileURL) {
+         loadImage(fileURL).then(i => {
+             original = i;
+             isImageLoaded = true;
+             dispatchLoaded = true;
+         })
+                           .catch(i => {
+                               isImageLoaded = false;
+                           })
+     }
+     else {
+         isImageLoaded = false;
+         original = null;
+     }
+     loadedFileURL = fileURL
+ }
+
+ $: {
+     // initSizeAndScale(isImageLoaded, original);
+     [imageWidth, imageHeight] = getCurrentWidthAndHeight(isImageLoaded, original)
+     scale = initScale(imageWidth, imageHeight)
+     initImagePos()
+
+     // in case mask strokes were preserved after new image load
+     // (use case: sending an inpainted image back while reusing the same mask)
+     tick().then(() => {
+         loaded();
+     })
+ }
+
+ function loaded() {
+     if (!dispatchLoaded)
+         return;
+
+     dispatchLoaded = false;
+     redrawCurLines()
+     hasMask = curLineGroup.length > 0;
+     console.warn("[MaskCanvas] LOADED", maskCanvas, hasMask)
+     dispatch("loaded", {
+         hasMask,
+         maskCanvas,
+         curLineGroup,
+         redoCurLines
+     })
+ }
+
+ $: hasMask = curLineGroup.length > 0;
+
+ function initImagePos() {
+     if (!container)
+         return
+     const rect = container.getBoundingClientRect();
+     imx = rect.width / 2 - (imageWidth / 2) * scale
+     imy = rect.height / 2 - (imageHeight / 2) * scale
+ }
+
+ function initScale(width: number, height: number): number {
+     const s = getScale(width, height);
+     minScale = s / 2;
+     return s;
+ }
+
+ function initSizeAndScale(isImageLoaded: boolean, original: HTMLImageElement | null) {
+     [imageWidth, imageHeight] = getCurrentWidthAndHeight(isImageLoaded, original)
+     scale = getScale(imageWidth, imageHeight)
+     minScale = scale;
+ }
+
+ function drawOnCurrentRender(lineGroup: LineGroup) {
+     draw(lineGroup)
+     dispatch("change", {
+         hasMask,
+         maskCanvas,
+         curLineGroup,
+         redoCurLines
+     })
+ }
+
+ function draw(lineGroup: LineGroup) {
+     if (!context || !maskContext)
+         return
+
+     context.clearRect(0, 0, context.canvas.width, context.canvas.height)
+     maskContext.clearRect(0, 0, maskContext.canvas.width, maskContext.canvas.height)
+
+     const color = BRUSH_COLOR
+
+     const drawMask = (ctx: CanvasRenderingContext2D) => {
+         ctx.save();
+         ctx.filter = `blur(${maskBlur}px)`
+         drawLines(ctx, lineGroup, color)
+         ctx.restore();
+     }
+
+     drawMask(maskContext);
+
+     if (clipMask) {
+         context.save();
+         context.filter = `blur(${maskBlur}px)`
+         drawLines(context, lineGroup, color)
+         context.restore();
+         context.globalCompositeOperation = "source-in"
+         context.drawImage(original!!, 0, 0, imageWidth, imageHeight)
+         context.globalCompositeOperation = "source-over";
+     }
+     else {
+         drawMask(context);
+     }
+ }
+
+ function updateMaskImage() {
+     drawOnCurrentRender(curLineGroup);
+ }
+
+ function drawLines(ctx: CanvasRenderingContext2D, lines: LineGroup, color: string) {
+     ctx.strokeStyle = color
+     ctx.lineCap = 'round'
+     ctx.lineJoin = 'round'
+
+     lines.forEach(line => {
+         if (!line?.points.length || !line.size) {
+             return
+         }
+         ctx.lineWidth = line.size
+         ctx.beginPath()
+         ctx.moveTo(line.points[0].x, line.points[0].y)
+         line.points.forEach(point => ctx.lineTo(point.x, point.y))
+         ctx.stroke()
+     })
+ }
+
+ function redrawCurLines() {
+     drawOnCurrentRender(curLineGroup || [])
+ }
+
+ $: if (canvas && original) {
+     console.warn("INITCANVAS", imageWidth, imageHeight, original.src)
+     maskCanvas = document.createElement("canvas");
+     maskContext = maskCanvas.getContext("2d")!;
+     maskCanvas.width = imageWidth;
+     maskCanvas.height = imageHeight;
+     canvas.width = imageWidth;
+     canvas.height = imageHeight;
+     redrawCurLines() // no react on curLineGroup
+ }
+
+ function getCurrentWidthAndHeight(isImageLoaded: boolean, original: HTMLImageElement | null) {
+     if (isImageLoaded && original){
+         return [original.naturalWidth, original.naturalHeight]
+     }
+     return [512, 512]
+ }
+
+ function getScale(width: number, height: number): number {
+     const size = container?.getBoundingClientRect();
+     if (!size) {
+         return 1.0
+     }
+
+     const ratioWidth = size.width / width
+     const ratioHeight = (size.height) / height
+
+     let scale: number = 1.0
+     if (ratioWidth < 1 || ratioHeight < 1) {
+         scale = Math.min(ratioWidth, ratioHeight)
+     }
+
+     return scale
+ }
+
+ function undoStroke() {
+     if (curLineGroup.length === 0) {
+         return
+     }
+
+     const lastLine = curLineGroup.pop()!
+     const newRedoCurLines = [...redoCurLines, lastLine]
+     redoCurLines = newRedoCurLines
+
+     const newLineGroup = [...curLineGroup]
+     curLineGroup = newLineGroup
+     drawOnCurrentRender(newLineGroup)
+ }
+
+ function redoStroke() {
+     if (redoCurLines.length === 0) {
+         return
+     }
+
+     const line = redoCurLines.pop()!
+     redoCurLines = [...redoCurLines]
+
+     const newLineGroup = [...curLineGroup, line]
+     curLineGroup = newLineGroup
+     drawOnCurrentRender(newLineGroup)
+ }
+
+ export function clearStrokes() {
+     redoCurLines = []
+     const newLineGroup: LineGroup = []
+     curLineGroup = newLineGroup
+     drawOnCurrentRender(newLineGroup)
+ }
+
+ export function recenterImage() {
+     scale = initScale(imageWidth, imageHeight)
+     initImagePos();
+ }
+
+ async function toggleFullscreen() {
+     fullscreen = !fullscreen;
+     updateMaskImage();
+     await tick();
+     recenterImage();
+ }
+
+ function onCanvasMouseOver() {
+     isBrushShowing = true;
+ }
+
+ function onCanvasFocus() {
+     isBrushShowing = true;
+ }
+
+ function onCanvasMouseLeave() {
+     isBrushShowing = false;
+ }
+
+ function mouseXY(e: MouseEvent): LinePoint {
+     return { x: e.offsetX, y: e.offsetY }
+ }
+
+ function onCanvasMouseDown(e: MouseEvent) {
+     if (!original?.src)
+         return;
+
+     if (isPanning)
+         return;
+
+     if (canvas == null)
+         return;
+
+     switch (e.button) {
+         case MouseButton.Right:
+             return;
+         case MouseButton.Middle:
+             isPanning = true;
+             panX = e.offsetX * scale;
+             panY = e.offsetY * scale;
+             return;
+     }
+
+     isDrawing = true;
+
+     redoCurLines = []
+
+     let lineGroup: LineGroup = [...curLineGroup]
+     lineGroup.push({size: brushSize, points: [mouseXY(e)] })
+     curLineGroup = lineGroup
+     drawOnCurrentRender(curLineGroup);
+ }
+
+ function onCanvasMouseUp() {
+
+ }
+
+ function onCanvasMouseMove(e: MouseEvent) {
+     if (isPanning)
+         return;
+
+     if (!isDrawing)
+         return;
+
+     if (curLineGroup.length === 0)
+         return
+
+     curLineGroup[curLineGroup.length-1].points.push(mouseXY(e))
+     curLineGroup = curLineGroup; // react
+     drawOnCurrentRender(curLineGroup)
+ }
+
+ function onCanvasMouseWheel(e: WheelEvent) {
+     e.preventDefault();
+     if (!container || e.target != canvas)
+         return;
+
+     const bound = container.getBoundingClientRect()
+
+     // coodinates on the image that were zoomed
+     const x_ = e.clientX - bound.x
+     const y_ = e.clientY - bound.y
+
+     e.preventDefault();
+     var delta = e.deltaY * -0.001
+     delta = Math.max(-1,Math.min(1,delta)) // cap the delta to [-1,1] for cross browser consistency
+
+     const zx = (x_ - imx)/scale
+     const zy = (y_ - imy)/scale
+
+     scale += delta * scale
+     scale = Math.max(minScale,scale)
+
+     imx = -zx * scale + x_
+     imy = -zy * scale + y_
+
+     x = e.offsetX * scale;
+     y = e.offsetY * scale;
+ }
+
+ function onMouseMove(e: MouseEvent) {
+     if (e.target != canvas)
+         return;
+
+     x = e.offsetX * scale;
+     y = e.offsetY * scale;
+
+     if (isPanning) {
+         imx += x - panX;
+         imy += y - panY;
+     }
+ }
+
+ function onMouseUp(e: MouseEvent) {
+     if (e.button === MouseButton.Middle) {
+         isPanning = false
+         panX = 0
+         panY = 0
+     }
+
+     if (isPanning)
+         return;
+
+     if (!original?.src)
+         return;
+
+     if (!canvas)
+         return;
+
+     if (!isDrawing)
+         return;
+
+     isDrawing = false;
+     dispatch("release", { hasMask, maskCanvas, curLineGroup, redoCurLines })
+ }
+
+ function dispatchRelease() {
+     updateMaskImage()
+     dispatch("release", { hasMask, maskCanvas, curLineGroup, redoCurLines })
+ }
+</script>
+
+<svelte:window on:mouseup={onMouseUp} />
+
+<div class="me-container" class:fullscreen bind:this={container} on:mousemove={onMouseMove}>
+    {#if !isImageLoaded}
+        <div>
+            (empty)
+        </div>
+    {:else}
+        <div class="me-transform" style:transform={transform} style:--scale={scale}>
+            <div class="me-canvas-container">
+                <div class="me-original-image-container"
+                     style:width="{imageWidth}px"
+                     style:height="{imageHeight}px">
+                    {#if original}
+                        {@const showOriginal = !clipMask}
+                        <img class="me-original-image"
+                             src={original.src}
+                             style:width={imageWidth}
+                             style:height={imageHeight}
+                             style:display={showOriginal ? "block" : "none"}
+                        />
+                    {/if}
+                </div>
+                <canvas class="me-canvas"
+                        bind:this={canvas}
+                        style:cursor={canvasCursor}
+                        on:mouseover={onCanvasMouseOver}
+                        on:focus={onCanvasFocus}
+                        on:wheel={onCanvasMouseWheel}
+                        on:mouseleave={onCanvasMouseLeave}
+                        on:mousedown|preventDefault={onCanvasMouseDown}
+                        on:mouseup|preventDefault={onCanvasMouseUp}
+                        on:mousemove={onCanvasMouseMove}
+                />
+            </div>
+        </div>
+    {/if}
+    {#if isImageLoaded && isBrushShowing && !isPanning}
+        <div class="me-brush-cursor"
+             style:width="{brushSize * scale}px"
+             style:height="{brushSize * scale}px"
+             style:left="{x + imx}px"
+             style:top="{y + imy}px"
+             style:transform="translate(-50%, -50%)"
+        />
+    {/if}
+    <div class="me-toolkit-bar">
+        <button disabled={curLineGroup.length === 0} on:click={undoStroke}>
+            <ArrowCounterclockwise />
+        </button>
+        <button disabled={redoCurLines.length === 0} on:click={redoStroke}>
+            <ArrowClockwise />
+        </button>
+        <button on:click={clearStrokes} disabled={curLineGroup.length === 0 && redoCurLines.length === 0}>
+            <XSquare/>
+        </button>
+        <label>
+            <Circle />
+            <input type="range" min="1" max="200" bind:value={brushSize} step="0.1"
+                   on:change={updateMaskImage}
+                   on:pointerup={dispatchRelease}/>
+        </label>
+        <label>
+            <Grid3x3Gap/>
+            <input type="range" min="1" max="100" bind:value={maskBlur} step="0.1"
+                   on:change={updateMaskImage}
+                   on:pointerup={dispatchRelease}/>
+        </label>
+        <div class="toggle-button" class:toggled={clipMask} on:click={() => {clipMask = !clipMask; updateMaskImage()}}>
+            <Exclude />
+        </div>
+        <div class="toggle-button" class:toggled={fullscreen} on:click={() => {toggleFullscreen()}}>
+            {#if fullscreen}
+                <FullscreenExit />
+            {:else}
+                <ArrowsFullscreen />
+            {/if}
+        </div>
+    </div>
+</div>
+
+<style lang="scss">
+ $bg-color: #a0a0a0;
+ .me-container {
+     width: 100%;
+     height: 100%;
+     position: relative;
+     overflow: hidden;
+     background-color: white;
+     background-image:
+         linear-gradient(45deg, #ccc 25%, transparent 25%),
+         linear-gradient(135deg, #ccc 25%, transparent 25%),
+         linear-gradient(45deg, transparent 75%, #ccc 75%),
+         linear-gradient(135deg, transparent 75%, #ccc 75%);
+     background-size:25px 25px; /* Must be a square */
+     background-position:0 0, 12.5px 0, 12.5px -12.5px, 0px 12.5px; /* Must be half of one side of the square */
+
+     &.fullscreen {
+         position: fixed;
+         top: 0;
+         left: 0;
+         width: 100vw;
+         height: 100vh;
+         margin: auto;
+         z-index: var(--layer-top);
+     }
+ }
+
+ .me-transform {
+     --scale: 1;
+     display: flex;
+     flex-wrap: wrap;
+     width: -moz-fit-content;
+     width: fit-content;
+     height: -moz-fit-content;
+     height: fit-content;
+     margin: 0;
+     padding: 0;
+     transform-origin: 0% 0%;
+ }
+
+ .me-original-image-container {
+     position: absolute;
+     top: 0;
+     left: 0;
+     grid-area: editor-content;
+     pointer-events: none;
+     user-select: none;
+     display: grid;
+     grid-template-areas: 'original-image-content';
+     border: calc((1 / var(--scale)) * 5px) dashed grey;
+
+     img.me-original-image {
+         grid-area: original-image-content;
+     }
+ }
+
+ .me-canvas {
+     position: absolute;
+     z-index: 1;
+ }
+
+ .me-brush-cursor {
+     position: absolute;
+     border-radius: 50%;
+     background-color: #000;
+     border: 1px solid var(--yellow-accent);
+     pointer-events: none;
+ }
+
+ .me-toolkit-bar {
+     position: absolute;
+     bottom: 0.5rem;
+     border-radius: 3rem;
+     padding: 0.4rem 24px;
+     display: flex;
+     margin: 0.5rem auto;
+     gap: 16px;
+     left: 0;
+     right: 0;
+     width: 80%;
+     height: 3rem;
+     align-items: center;
+     justify-content: space-evenly;
+     backdrop-filter: blur(12px);
+     background-color: white;
+     animation: slideUp 0.2s ease-out;
+     border: var(--editor-toolkit-panel-border);
+     box-shadow: 0 0 0 4px #0000001a, 0 3px 16px #00000014, 0 2px 6px 1px #00000017;
+
+     label {
+         display: flex;
+         flex-direction: row;
+         gap: 4px;
+         input {
+             width: 5rem;
+         }
+     }
+
+     button {
+         &:not(:disabled) {
+             cursor: pointer;
+         }
+         &:hover:not(:disabled) {
+             color: var(--secondary-600);
+         }
+         &:disabled {
+             opacity: 40%;
+         }
+     }
+
+     .toggle-button {
+         &:hover:not(:disabled) {
+             color: var(--secondary-600);
+         }
+         &:not(:disabled) {
+             cursor: pointer;
+         }
+         &.toggled {
+             color: var(--secondary-400);
+         }
+     }
+ }
+</style>
--- a/src/lib/components/NumberInput.svelte
+++ b/src/lib/components/NumberInput.svelte
@@ -4,8 +4,8 @@
 	import { createEventDispatcher } from "svelte";

 export let value: number = 0;
- export let min: number = -1024
- export let max: number = 1024
+ export let min: number | null = null
+ export let max: number | null = null
 export let step: number = 1;
 export let label: string = "";
 export let disabled: boolean = false;
@@ -41,9 +41,11 @@

 <div class="wrap">
    <div class="head">
-        <label>
-            <BlockTitle>{label}</BlockTitle>
-        </label>
+        {#if label}
+            <label>
+                <BlockTitle>{label}</BlockTitle>
+            </label>
+        {/if}
        <input
            data-testid="number-input"
            type="number"
@@ -83,11 +85,11 @@
     border: var(--input-border-width) solid var(--input-border-color);
     border-radius: var(--input-radius);
     background: var(--input-background-fill);
-     padding: var(--size-2) var(--size-2);
+     padding: var(--input-padding);
     color: var(--body-text-color);
     font-size: var(--input-text-size);
     line-height: var(--line-sm);
-     text-align: center;
+     // text-align: center;
 }
 input:disabled {
     -webkit-text-fill-color: var(--body-text-color);
@@ -95,9 +97,16 @@
     opacity: 1;
 }

- input[type="number"]:focus {
-     box-shadow: var(--input-shadow-focus);
-     border-color: var(--input-border-color-focus);
+ input[type="number"] {
+     &:focus {
+         box-shadow: var(--input-shadow-focus);
+         border-color: var(--input-border-color-focus);
+     }
+
+     &::-webkit-inner-spin-button,
+     &::-webkit-outer-spin-button {
+         opacity: 100%;
+     }
 }

 input::placeholder {
@@ -107,4 +116,5 @@
 input[disabled] {
     cursor: not-allowed;
 }
+
 </style>
--- a/src/lib/components/OnClickToastItem.svelte
+++ b/src/lib/components/OnClickToastItem.svelte
@@ -0,0 +1,24 @@
+<script lang="ts">
+ import type { NotifyOptions } from "$lib/notify";
+ import { toast } from "@zerodevx/svelte-toast";
+
+ export let message: string = ""
+ export let notifyOptions: NotifyOptions
+ export let toastID: string
+
+ function onClick() {
+     if (notifyOptions.onClick) {
+         notifyOptions.onClick()
+         toast.pop(toastID)
+     }
+ }
+</script>
+
+<!-- svelte-ignore a11y-click-events-have-key-events -->
+<div on:click={onClick}>{message}</div>
+
+<style lang="scss">
+ div {
+     cursor: pointer;
+ }
+</style>
--- a/src/lib/components/SystemStatsBar.svelte
+++ b/src/lib/components/SystemStatsBar.svelte
@@ -0,0 +1,65 @@
+<script lang="ts">
+	import type { ComfyDevice } from "$lib/api";
+	import systemState from "$lib/stores/systemState";
+
+ export let value: number | null = null;
+ export let max: number | null = null;
+ export let classes: string = "";
+ export let styles: string = "";
+ let percent: number = 0;
+ let totalGB: string = "";
+ let usedGB: string = "";
+ let text: string = ""
+
+ let device: ComfyDevice | null = null;
+ $: device = $systemState.devices[0]
+
+ function toGB(bytes: number): string {
+     return (bytes / 1024 / 1024 / 1024).toFixed(1)
+ }
+
+ $: if (device) {
+     percent = (1 - (device.vram_free / device.vram_total)) * 100;
+     totalGB = toGB(device.vram_total);
+     usedGB = toGB(device.vram_total - device.vram_free);
+     text = `${usedGB} / ${totalGB}GB (${percent.toFixed(1)}%)`
+ } else {
+     percent = 0
+     totalGB = ""
+     usedGB = ""
+     text = "??.?%"
+ }
+</script>
+
+<div class="progress {classes}" style={styles}>
+    <div class="bar" style="width: {percent}%;">
+        <span class="label">VRAM: {text}</span>
+    </div>
+</div>
+
+<style>
+ .progress {
+     height: 18px;
+     margin: 5px;
+     text-align: center;
+     color: var(--neutral-400);
+     border: 1px solid var(--neutral-500);
+     padding: 0px;
+     position: relative;
+ }
+
+ .bar {
+     height: 100%;
+     background: var(--secondary-800);
+ }
+
+ .label {
+     font-size: 8pt;
+     position: absolute;
+     margin: 0;
+     left: 0;
+     right: 0;
+     top: 50%;
+     transform: translateY(-50%);
+ }
+</style>
--- a/src/lib/components/f7/progressbar.svelte
+++ b/src/lib/components/f7/progressbar.svelte
@@ -0,0 +1,58 @@
+<!--
+Fix a framework7 issue
+https://github.com/framework7io/framework7/issues/4183
+-->
+<script>
+ let className = undefined;
+ export { className as class };
+
+ export let progress = 0;
+ export let infinite = false;
+
+ function colorClasses(props) {
+     const { color, textColor, bgColor, borderColor, rippleColor, dark } = props;
+
+     return {
+         dark,
+         [`color-${color}`]: color,
+         [`text-color-${textColor}`]: textColor,
+         [`bg-color-${bgColor}`]: bgColor,
+         [`border-color-${borderColor}`]: borderColor,
+         [`ripple-color-${rippleColor}`]: rippleColor,
+     };
+ }
+
+ function classNames(...args) {
+     const classes = [];
+     args.forEach((arg) => {
+         if (typeof arg === 'object' && arg.constructor === Object) {
+             Object.keys(arg).forEach((key) => {
+                 if (arg[key]) classes.push(key);
+             });
+         } else if (arg) classes.push(arg);
+     });
+     const uniqueClasses = [];
+     classes.forEach((c) => {
+         if (uniqueClasses.indexOf(c) < 0) uniqueClasses.push(c);
+     });
+     return uniqueClasses.join(' ');
+ }
+
+ let classes
+ $: classes = classNames(
+     className,
+     'progressbar',
+     {
+         'progressbar-infinite': infinite,
+     },
+     colorClasses($$props),
+ );
+
+ let transformStyle = ""
+ $: transformStyle = progress ? `translate3d(${-100 + progress}%, 0, 0)` : '';
+</script>
+
+<span class={classes}
+      data-progress={progress} >
+    <span style:transform={transformStyle} />
+</span>
--- a/src/lib/components/gradio/image/StaticImage.svelte
+++ b/src/lib/components/gradio/image/StaticImage.svelte
@@ -2,7 +2,7 @@
 	import { createEventDispatcher } from "svelte";
 	import type { SelectData } from "@gradio/utils";
 	import { BlockLabel, Empty, IconButton } from "@gradio/atoms";
-	import { Download } from "@gradio/icons";
+	import { Download, Clear } from "@gradio/icons";
 	import { get_coordinates_of_clicked_image } from "./utils";

 	import { Image } from "@gradio/icons";
@@ -33,13 +33,17 @@
 			dispatch("select", { index: coordinates, value: null });
 		}
 	};
+
+ function remove() {
+     value = null;
+ }
 </script>

 <BlockLabel {show_label} Icon={Image} label={label || "Image"} />
 {#if value === null}
 	<Empty size="large" unpadded_box={true}><Image /></Empty>
 {:else}
-	<div class="download">
+	<div class="buttons">
 		<a
 			href={value}
 			target={window.__is_colab__ ? "_blank" : null}
@@ -47,6 +51,7 @@
 		>
 			<IconButton Icon={Download} label="Download" />
 		</a>
+        <IconButton Icon={Clear} label="Remove" on:click={remove} />
 	</div>
 	<!-- svelte-ignore a11y-click-events-have-key-events -->
 	<img src={value} alt="" class:selectable on:click={handle_click} bind:naturalWidth={imageWidth} bind:naturalHeight={imageHeight} />
@@ -63,9 +68,13 @@
 		cursor: crosshair;
 	}

-	.download {
+	.buttons {
+		display: flex;
 		position: absolute;
-		top: 6px;
-		right: 6px;
+		top: var(--size-2);
+		right: var(--size-2);
+		justify-content: flex-end;
+		gap: var(--spacing-sm);
+		z-index: var(--layer-5);
 	}
 </style>
--- a/src/lib/components/utils.ts
+++ b/src/lib/components/utils.ts
@@ -2,6 +2,9 @@ import type ComfyGraphCanvas from "$lib/ComfyGraphCanvas";
 import { type ContainerLayout, type IDragItem, type TemplateLayout, type WritableLayoutStateStore } from "$lib/stores/layoutStates"
 import type { LGraphCanvas, Vector2 } from "@litegraph-ts/core";
 import { get } from "svelte/store";
+import { PhotoBrowser, f7 } from "framework7-svelte";
+import { ImageViewer } from "$lib/ImageViewer";
+import interfaceState from "$lib/stores/interfaceState";

 export function handleContainerConsider(layoutState: WritableLayoutStateStore, container: ContainerLayout, evt: CustomEvent<DndEvent<IDragItem>>): IDragItem[] {
    return layoutState.updateChildren(container, evt.detail.items)
@@ -45,3 +48,25 @@ function doInsertTemplate(layoutState: WritableLayoutStateStore, droppedTemplate

    return get(layoutState).allItems[container.id].children;
 }
+
+let mobileLightbox = null;
+
+export function showMobileLightbox(images: any[], selectedImage: number, options: Partial<PhotoBrowser["params"]> = {}) {
+    if (!f7)
+        return
+
+    if (mobileLightbox) {
+        mobileLightbox.destroy();
+        mobileLightbox = null;
+    }
+
+    history.pushState({ type: "gallery" }, "");
+
+    mobileLightbox = f7.photoBrowser.create({
+        photos: images,
+        theme: get(interfaceState).isDarkMode ? "dark" : "light",
+        type: 'popup',
+        ...options
+    });
+    mobileLightbox.open(selectedImage)
+}
--- a/src/lib/convertVanillaWorkflow.ts
+++ b/src/lib/convertVanillaWorkflow.ts
@@ -68,7 +68,7 @@ function getConnectionPos(node: SerializedLGraphNode, is_input: boolean, slotNum
    return out;
 }

-function createSerializedWidgetNode(vanillaWorkflow: ComfyVanillaWorkflow, node: SerializedLGraphNode, slotIndex: number, isInput: boolean, widgetNodeType: string, value: any): [ComfyWidgetNode, SerializedComfyWidgetNode] {
+function createSerializedWidgetNode(vanillaWorkflow: ComfyVanillaWorkflow, widgetNodeType: string, value: any, node?: SerializedLGraphNode, slotIndex?: number, isInput?: boolean): [ComfyWidgetNode, SerializedComfyWidgetNode] {
    const comfyWidgetNode = LiteGraph.createNode<ComfyWidgetNode>(widgetNodeType);
    comfyWidgetNode.flags.collapsed = true;
    const size: Vector2 = [0, 0];
@@ -85,12 +85,15 @@ function createSerializedWidgetNode(vanillaWorkflow: ComfyVanillaWorkflow, node:
    const serWidgetNode = comfyWidgetNode.serialize() as SerializedComfyWidgetNode;
    serWidgetNode.comfyValue = value;
    serWidgetNode.shownOutputProperties = {};
-    getConnectionPos(node, isInput, slotIndex, serWidgetNode.pos);
-    if (isInput)
-        serWidgetNode.pos[0] -= size[0] - 20;
-    else
-        serWidgetNode.pos[0] += 20;
-    serWidgetNode.pos[1] += LiteGraph.NODE_TITLE_HEIGHT / 2;
+
+    if (node != null) {
+        getConnectionPos(node, isInput, slotIndex, serWidgetNode.pos);
+        if (isInput)
+            serWidgetNode.pos[0] -= size[0] - 20;
+        else
+            serWidgetNode.pos[0] += 20;
+        serWidgetNode.pos[1] += LiteGraph.NODE_TITLE_HEIGHT / 2;
+    }

    if (widgetNodeType === "ui/text" && typeof value === "string" && value.indexOf("\n") != -1) {
        const lineCount = countNewLines(value);
@@ -260,11 +263,12 @@ function convertPrimitiveNode(vanillaWorkflow: ComfyVanillaWorkflow, node: Seria

    const [comfyWidgetNode, serWidgetNode] = createSerializedWidgetNode(
        vanillaWorkflow,
+        widgetNodeType,
+        value,
        node,
        0, // first output on the PrimitiveNode
-        false, // this is an output slot index
-        widgetNodeType,
-        value);
+        false // this is an output slot index
+    );

    // Set the UI node's min/max/step from the node def
    configureWidgetNodeProperties(serWidgetNode, widgetOpts)
@@ -381,6 +385,20 @@ export default function convertVanillaWorkflow(vanillaWorkflow: ComfyVanillaWork
            removeSerializedNode(vanillaWorkflow, node);
            continue
        }
+        else if (node.type === "Note") {
+            const [comfyWidgetNode, serWidgetNode] = createSerializedWidgetNode(
+                vanillaWorkflow,
+                "ui/markdown",
+                node.widgets_values[0]
+            );
+            serWidgetNode.pos = [node.pos[0], node.pos[1]]
+
+            const group = layoutState.addContainer(left, { title: "" })
+            layoutState.addWidget(group, comfyWidgetNode)
+
+            removeSerializedNode(vanillaWorkflow, node);
+            continue
+        }

        const def = ComfyApp.knownBackendNodes[node.type];
        if (def == null) {
@@ -449,11 +467,12 @@ export default function convertVanillaWorkflow(vanillaWorkflow: ComfyVanillaWork

                const [comfyWidgetNode, serWidgetNode] = createSerializedWidgetNode(
                    vanillaWorkflow,
+                    widgetNodeType,
+                    value,
                    node,
                    connInputIndex,
-                    true,
-                    widgetNodeType,
-                    value);
+                    true
+                );

                configureWidgetNodeProperties(serWidgetNode, inputOpts)

@@ -492,11 +511,12 @@ export default function convertVanillaWorkflow(vanillaWorkflow: ComfyVanillaWork
            // Let's create a gallery for this output node and hook it up
            const [comfyGalleryNode, serGalleryNode] = createSerializedWidgetNode(
                vanillaWorkflow,
+                "ui/gallery",
+                [],
                node,
                connOutputIndex,
                false,
-                "ui/gallery",
-                []);
+            );

            if (group == null)
                group = layoutState.addContainer(isOutputNode ? right : left, { title: node.title || node.type })
--- a/src/lib/nodes/ComfyBackendNode.ts
+++ b/src/lib/nodes/ComfyBackendNode.ts
@@ -1,5 +1,5 @@
 import LGraphCanvas from "@litegraph-ts/core/src/LGraphCanvas";
-import ComfyGraphNode from "./ComfyGraphNode";
+import ComfyGraphNode, { type ComfyGraphNodeProperties } from "./ComfyGraphNode";
 import ComfyWidgets from "$lib/widgets"
 import type { ComfyWidgetNode } from "$lib/nodes/widgets";
 import { BuiltInSlotShape, BuiltInSlotType, LiteGraph, type SerializedLGraphNode } from "@litegraph-ts/core";
@@ -8,10 +8,19 @@ import type { ComfyInputConfig } from "$lib/IComfyInputSlot";
 import { iterateNodeDefOutputs, type ComfyNodeDef, iterateNodeDefInputs } from "$lib/ComfyNodeDef";
 import type { SerializedPromptOutput } from "$lib/utils";

+export interface ComfyBackendNodeProperties extends ComfyGraphNodeProperties {
+    noOutputDisplay: boolean
+}
+
 /*
 * Base class for any node with configuration sent by the backend.
 */
 export class ComfyBackendNode extends ComfyGraphNode {
+    override properties: ComfyBackendNodeProperties = {
+        tags: [],
+        noOutputDisplay: false
+    }
+
    comfyClass: string;
    comfyNodeDef: ComfyNodeDef;
    displayName: string | null;
@@ -37,6 +46,10 @@ export class ComfyBackendNode extends ComfyGraphNode {
        }
    }

+    get isOutputNode(): boolean {
+        return this.comfyNodeDef.output_node;
+    }
+
    // comfy class -> input name -> input config
    private static defaultInputConfigs: Record<string, Record<string, ComfyInputConfig>> = {}

--- a/src/lib/nodes/ComfyPickImageNode.ts
+++ b/src/lib/nodes/ComfyPickImageNode.ts
@@ -1,8 +1,17 @@
 import { LiteGraph, type ITextWidget, type SlotLayout, type INumberWidget } from "@litegraph-ts/core";
-import ComfyGraphNode from "./ComfyGraphNode";
+import ComfyGraphNode, { type ComfyGraphNodeProperties } from "./ComfyGraphNode";
 import { comfyFileToAnnotatedFilepath, type ComfyBoxImageMetadata } from "$lib/utils";

+export interface ComfyPickImageProperties extends ComfyGraphNodeProperties {
+    imageTagFilter: string
+}
+
 export default class ComfyPickImageNode extends ComfyGraphNode {
+    override properties: ComfyPickImageProperties = {
+        tags: [],
+        imageTagFilter: ""
+    }
+
    static slotLayout: SlotLayout = {
        inputs: [
            { name: "images", type: "COMFYBOX_IMAGES,COMFYBOX_IMAGE" },
@@ -13,57 +22,87 @@ export default class ComfyPickImageNode extends ComfyGraphNode {
            { name: "filename", type: "string" },
            { name: "width", type: "number" },
            { name: "height", type: "number" },
+            { name: "children", type: "COMFYBOX_IMAGES" },
        ]
    }

+    tagFilterWidget: ITextWidget;
    filepathWidget: ITextWidget;
    folderWidget: ITextWidget;
    widthWidget: INumberWidget;
    heightWidget: INumberWidget;
+    tagsWidget: ITextWidget;
+    childrenWidget: INumberWidget;

    constructor(title?: string) {
        super(title)
+        this.tagFilterWidget = this.addWidget("text", "Tag Filter", this.properties.imageTagFilter, "imageTagFilter")
+
        this.filepathWidget = this.addWidget("text", "File", "")
+        this.filepathWidget.disabled = true;
        this.folderWidget = this.addWidget("text", "Folder", "")
+        this.folderWidget.disabled = true;
        this.widthWidget = this.addWidget("number", "Width", 0)
+        this.widthWidget.disabled = true;
        this.heightWidget = this.addWidget("number", "Height", 0)
-        for (const widget of this.widgets)
-            widget.disabled = true;
+        this.heightWidget.disabled = true;
+        this.tagsWidget = this.addWidget("text", "Tags", "")
+        this.tagsWidget.disabled = true;
+        this.childrenWidget = this.addWidget("number", "# of Children", 0)
+        this.childrenWidget.disabled = true;
    }

    _value: ComfyBoxImageMetadata[] | null = null;
    _image: ComfyBoxImageMetadata | null = null;
    _path: string | null = null;
-    _index: number = 0;
+    _index: number | null = null;

    private setValue(value: ComfyBoxImageMetadata[] | ComfyBoxImageMetadata | null, index: number) {
        if (value != null && !Array.isArray(value)) {
            value = [value]
            index = 0;
        }
-        const changed = this._value != value || this._index != index;
        this._value = value as ComfyBoxImageMetadata[];
        this._index = index;
+        let image: ComfyBoxImageMetadata | null = null;
+        if (value && this._index != null && value[this._index] != null) {
+            image = value[this._index];
+        }
+
+        const changed = this._value != value || this._index != index || this._image != image;
+
        if (changed) {
-            if (value && value[this._index] != null) {
-                this._image = value[this._index]
+            if (image) {
+                this._image = image
+                this._image.children ||= []
+                this._image.tags ||= []
+
                this._path = comfyFileToAnnotatedFilepath(this._image.comfyUIFile);
                this.filepathWidget.value = this._image.comfyUIFile.filename
                this.folderWidget.value = this._image.comfyUIFile.type
+                this.childrenWidget.value = this._image.children.length
+                this.tagsWidget.value = this._image.tags.join(", ")
            }
            else {
                this._image = null;
                this._path = null;
                this.filepathWidget.value = "(None)"
                this.folderWidget.value = ""
+                this.childrenWidget.value = 0
+                this.tagsWidget.value = ""
            }
-            console.log("SET", value, this._image, this._path)
+
+            console.log("SET", value, this._image, this._path, this.properties.imageTagFilter)
        }
    }

    override onExecute() {
        const data = this.getInputData(0)
-        const index = this.getInputData(1) || 0
+        let index = this.getInputData(1);
+        if (this.properties.imageTagFilter != "" && Array.isArray(data))
+            index = data.findIndex(i => i.tags?.includes(this.properties.imageTagFilter))
+        else if (index == null)
+            index = 0;
        this.setValue(data, index);

        if (this._image == null) {
@@ -71,6 +110,7 @@ export default class ComfyPickImageNode extends ComfyGraphNode {
            this.setOutputData(1, null)
            this.setOutputData(2, 0)
            this.setOutputData(3, 0)
+            this.setOutputData(4, null)

            this.widthWidget.value = 0
            this.heightWidget.value = 0
@@ -80,6 +120,7 @@ export default class ComfyPickImageNode extends ComfyGraphNode {
            this.setOutputData(1, this._path);
            this.setOutputData(2, this._image.width);
            this.setOutputData(3, this._image.height);
+            this.setOutputData(4, this._image.children);

            // XXX: image size doesn't load until the <img> element is ready on
            // the page so this can come after several frames' worth of
--- a/src/lib/nodes/actions/ComfyNotifyAction.ts
+++ b/src/lib/nodes/actions/ComfyNotifyAction.ts
@@ -3,17 +3,20 @@ import notify from "$lib/notify";
 import { convertComfyOutputToGradio, type SerializedPromptOutput } from "$lib/utils";
 import { BuiltInSlotType, LiteGraph, type SlotLayout } from "@litegraph-ts/core";
 import ComfyGraphNode, { type ComfyGraphNodeProperties } from "../ComfyGraphNode";
+import configState from "$lib/stores/configState";

 export interface ComfyNotifyActionProperties extends ComfyGraphNodeProperties {
    message: string,
-    type: string
+    type: string,
+    alwaysShow: boolean
 }

 export default class ComfyNotifyAction extends ComfyGraphNode {
    override properties: ComfyNotifyActionProperties = {
        tags: [],
        message: "Nya.",
-        type: "info"
+        type: "info",
+        alwaysShow: false
    }

    static slotLayout: SlotLayout = {
@@ -24,6 +27,9 @@ export default class ComfyNotifyAction extends ComfyGraphNode {
    }

    override onAction(action: any, param: any) {
+        if (!configState.canShowNotificationText() && !this.properties.alwaysShow)
+            return;
+
        const message = this.getInputData(0) || this.properties.message;
        if (!message)
            return;
--- a/src/lib/nodes/actions/ComfyPlaySoundAction.ts
+++ b/src/lib/nodes/actions/ComfyPlaySoundAction.ts
@@ -1,6 +1,7 @@
 import { BuiltInSlotType, LiteGraph, type SlotLayout } from "@litegraph-ts/core";
 import ComfyGraphNode, { type ComfyGraphNodeProperties } from "../ComfyGraphNode";
 import { playSound } from "$lib/utils";
+import configState from "$lib/stores/configState";

 export interface ComfyPlaySoundActionProperties extends ComfyGraphNodeProperties {
    sound: string,
@@ -20,6 +21,9 @@ export default class ComfyPlaySoundAction extends ComfyGraphNode {
    }

    override onAction(action: any, param: any) {
+        if (!configState.canPlayNotificationSound())
+            return;
+
        const sound = this.getInputData(0) || this.properties.sound;
        if (sound) {
            playSound(sound)
--- a/src/lib/nodes/actions/ComfySendOutputAction.ts
+++ b/src/lib/nodes/actions/ComfySendOutputAction.ts
@@ -8,6 +8,7 @@ import notify from "$lib/notify";
 import workflowState from "$lib/stores/workflowState";
 import { get } from "svelte/store";
 import type ComfyApp from "$lib/components/ComfyApp";
+import interfaceState from "$lib/stores/interfaceState";

 export interface ComfySendOutputActionProperties extends ComfyGraphNodeProperties {
 }
@@ -41,36 +42,8 @@ export default class ComfySendOutputAction extends ComfyGraphNode {

        this.isActive = true;

-        const doSend = (modal: ModalData) => {
+        interfaceState.querySendOutput(value, type, receiveTargets, () => {
            this.isActive = false;
-
-            const { workflow, targetNode } = get(modal.state) as SendOutputModalResult;
-            console.warn("send", workflow, targetNode);
-
-            if (workflow == null || targetNode == null)
-                return
-
-            const app = (window as any).app as ComfyApp;
-            if (app == null) {
-                console.error("Couldn't get app!")
-                return
-            }
-
-            targetNode.receiveOutput(value);
-            workflowState.setActiveWorkflow(app.lCanvas, workflow.id)
-        }
-
-        modalState.pushModal({
-            title: "Send Output",
-            closeOnClick: true,
-            showCloseButton: true,
-            svelteComponent: SendOutputModal,
-            svelteProps: {
-                value,
-                type,
-                receiveTargets
-            },
-            onClose: doSend
        })
    };
 }
--- a/src/lib/nodes/widgets/ComfyComboNode.ts
+++ b/src/lib/nodes/widgets/ComfyComboNode.ts
@@ -41,6 +41,7 @@ export default class ComfyComboNode extends ComfyWidgetNode<string> {
    firstLoad: Writable<boolean>;
    lightUp: Writable<boolean>;
    valuesForCombo: Writable<any[]>; // Changed when the combo box has values.
+    maxLabelWidthChars: number = 0;

    constructor(name?: string) {
        super(name, "A")
@@ -77,13 +78,17 @@ export default class ComfyComboNode extends ComfyWidgetNode<string> {
        else
            formatter = (value: any) => `${value}`;

+        this.maxLabelWidthChars = 0;
+
        let valuesForCombo = []

        try {
            valuesForCombo = this.properties.values.map((value, index) => {
+                const label = formatter(value);
+                this.maxLabelWidthChars = Math.max(this.maxLabelWidthChars, label.length)
                return {
                    value,
-                    label: formatter(value),
+                    label,
                    index
                }
            })
@@ -91,9 +96,11 @@ export default class ComfyComboNode extends ComfyWidgetNode<string> {
        catch (err) {
            console.error("Failed formatting!", err)
            valuesForCombo = this.properties.values.map((value, index) => {
+                const label = `${value}`
+                this.maxLabelWidthChars = Math.max(this.maxLabelWidthChars, label.length)
                return {
                    value,
-                    label: `${value}`,
+                    label,
                    index
                }
            })
--- a/src/lib/nodes/widgets/ComfyGalleryNode.ts
+++ b/src/lib/nodes/widgets/ComfyGalleryNode.ts
@@ -99,6 +99,12 @@ export default class ComfyGalleryNode extends ComfyWidgetNode<ComfyBoxImageMetad
        if (newIndex != null) {
            this.selectedImage.set(newIndex)
            this.forceSelectImage.set(true)
+
+            const image = this.getValue()[newIndex]
+            if (image) {
+                this.imageWidth.set(image.width || 0)
+                this.imageHeight.set(image.height || 0)
+            }
        }
    }

--- a/src/lib/nodes/widgets/ComfyImageUploadNode.ts
+++ b/src/lib/nodes/widgets/ComfyImageUploadNode.ts
@@ -6,14 +6,17 @@ import ImageUploadWidget from "$lib/widgets/ImageUploadWidget.svelte";
 import type { ComfyWidgetProperties } from "./ComfyWidgetNode";
 import ComfyWidgetNode from "./ComfyWidgetNode";
 import { get, writable, type Writable } from "svelte/store";
+import { type LineGroup } from "$lib/components/MaskCanvas.svelte"

 export interface ComfyImageUploadNodeProperties extends ComfyWidgetProperties {
+    maskCount: number
 }

 export default class ComfyImageUploadNode extends ComfyWidgetNode<ComfyBoxImageMetadata[]> {
    properties: ComfyImageUploadNodeProperties = {
        defaultValue: [],
        tags: [],
+        maskCount: 0
    }

    static slotLayout: SlotLayout = {
@@ -39,13 +42,21 @@ export default class ComfyImageUploadNode extends ComfyWidgetNode<ComfyBoxImageM
        super(name, [])
    }

-    override onExecute() {
+    override onExecute(param: any, options: object) {
        // TODO better way of getting image size?
        const value = get(this.value)
        if (value && value.length > 0) {
            value[0].width = get(this.imgWidth)
            value[0].height = get(this.imgHeight)
+
+            // NOTE: assumes masks will have the same image size as the parent image!
+            for (const child of value[0].children) {
+                child.width = get(this.imgWidth)
+                child.height = get(this.imgHeight)
+            }
        }
+
+        super.onExecute(param, options);
    }

    override parseValue(value: any): ComfyBoxImageMetadata[] {
--- a/src/lib/nodes/widgets/ComfyMarkdownNode.ts
+++ b/src/lib/nodes/widgets/ComfyMarkdownNode.ts
@@ -0,0 +1,58 @@
+import { BuiltInSlotType, LiteGraph, type ITextWidget, type SlotLayout } from "@litegraph-ts/core";
+
+import MarkdownWidget from "$lib/widgets/MarkdownWidget.svelte";
+import ComfyWidgetNode, { type ComfyWidgetProperties } from "./ComfyWidgetNode";
+
+export interface ComfyMarkdownProperties extends ComfyWidgetProperties {
+}
+
+export default class ComfyMarkdownNode extends ComfyWidgetNode<string> {
+    override properties: ComfyMarkdownProperties = {
+        tags: [],
+        defaultValue: false,
+    }
+
+    static slotLayout: SlotLayout = {
+        inputs: [
+            { name: "store", type: BuiltInSlotType.ACTION }
+        ],
+        outputs: [
+            { name: "value", type: "string" },
+            { name: "changed", type: BuiltInSlotType.EVENT },
+        ]
+    }
+
+    override svelteComponentType = MarkdownWidget;
+    override defaultValue = "";
+
+    constructor(name?: string) {
+        super(name, "")
+    }
+
+    override createDisplayWidget(): ITextWidget {
+        const widget = this.addWidget<ITextWidget>(
+            "text",
+            "Value",
+            "",
+            (v: string) => {
+                if (v == null || v === this.getValue()) {
+                    return;
+                }
+                this.setValue(v);
+            },
+            {
+                multiline: true,
+
+                inputStyle: { fontFamily: "monospace" }
+            }
+        )
+        return widget;
+    }
+}
+
+LiteGraph.registerNodeType({
+    class: ComfyMarkdownNode,
+    title: "UI.Markdown",
+    desc: "Displays Markdown in the UI",
+    type: "ui/markdown"
+})
--- a/src/lib/nodes/widgets/ComfyWidgetNode.ts
+++ b/src/lib/nodes/widgets/ComfyWidgetNode.ts
@@ -106,13 +106,18 @@ export default abstract class ComfyWidgetNode<T = any> extends ComfyGraphNode {
        this.value = writable(value)
        this.color ||= color.color
        this.bgColor ||= color.bgColor
-        this.displayWidget = this.addWidget<ITextWidget>(
+        this.displayWidget = this.createDisplayWidget();
+        this.unsubscribe = this.value.subscribe(this.onValueUpdated.bind(this))
+    }
+
+    protected createDisplayWidget(): ITextWidget {
+        const widget = this.addWidget<ITextWidget>(
            "text",
            "Value",
            ""
-        );
-        this.displayWidget.disabled = true; // prevent editing
-        this.unsubscribe = this.value.subscribe(this.onValueUpdated.bind(this))
+        )
+        widget.disabled = true; // prevent editing
+        return widget;
    }

    addPropertyAsOutput(propertyName: string, type: string) {
--- a/src/lib/nodes/widgets/index.ts
+++ b/src/lib/nodes/widgets/index.ts
@@ -9,3 +9,4 @@ export { default as ComfyRadioNode } from "./ComfyRadioNode"
 export { default as ComfyNumberNode } from "./ComfyNumberNode"
 export { default as ComfyTextNode } from "./ComfyTextNode"
 export { default as ComfyMultiRegionNode } from "./ComfyMultiRegionNode"
+export { default as ComfyMarkdownNode } from "./ComfyMarkdownNode"
--- a/src/lib/notify.ts
+++ b/src/lib/notify.ts
@@ -2,13 +2,16 @@ import { toast } from "@zerodevx/svelte-toast";
 import type { SvelteToastOptions } from "@zerodevx/svelte-toast/stores";
 import { type Notification } from "framework7/components/notification"
 import { f7 } from "framework7-svelte"
+import OnClickToastItem from "$lib/components/OnClickToastItem.svelte"

 export type NotifyOptions = {
    title?: string,
    type?: "neutral" | "info" | "warning" | "error" | "success",
    imageUrl?: string,
    timeout?: number | null,
-    showOn?: "web" | "native" | "all" | "none"
+    showOn?: "web" | "native" | "all" | "none",
+    showBar?: boolean,
+    onClick?: () => void,
 }

 function notifyf7(text: string, options: NotifyOptions) {
@@ -19,13 +22,25 @@ function notifyf7(text: string, options: NotifyOptions) {
    if (closeTimeout === undefined)
        closeTimeout = 3000;

+    const on: Notification.Parameters["on"] = {}
+    if (options.onClick) {
+        on.click = () => options.onClick();
+    }
+
+    let icon = null;
+    if (options.imageUrl) {
+        icon = `<img src="${options.imageUrl}"/>`
+    }
+
    const notification = f7.notification.create({
        title: options.title,
        titleRightText: 'now',
        // subtitle: 'Notification with close on click',
        text: text,
        closeOnClick: true,
-        closeTimeout
+        closeTimeout,
+        on,
+        icon
    });
    notification.open();
 }
@@ -33,30 +48,47 @@ function notifyf7(text: string, options: NotifyOptions) {
 function notifyToast(text: string, options: NotifyOptions) {
    const toastOptions: SvelteToastOptions = {
        dismissable: options.timeout !== null,
+        duration: options.timeout || 5000,
+        theme: {},
+    }
+
+    if (options.showBar) {
+        toastOptions.theme['--toastBarHeight'] = "6px"
    }

    if (options.type === "success") {
-        toastOptions.theme = {
-            '--toastBackground': 'var(--color-green-600)',
-        }
+        toastOptions.theme['--toastBackground'] = 'var(--color-green-600)';
+        toastOptions.theme['--toastBarBackground'] = 'var(--color-green-900)';
    }
    else if (options.type === "info") {
-        toastOptions.theme = {
-            '--toastBackground': 'var(--color-blue-500)',
-        }
+        toastOptions.theme['--toastBackground'] = 'var(--color-blue-500)';
+        toastOptions.theme['--toastBarBackground'] = 'var(--color-blue-800)';
    }
    else if (options.type === "warning") {
-        toastOptions.theme = {
-            '--toastBackground': 'var(--color-yellow-600)',
-        }
+        toastOptions.theme['--toastBackground'] = 'var(--color-yellow-600)';
+        toastOptions.theme['--toastBarBackground'] = 'var(--color-yellow-900)';
    }
    else if (options.type === "error") {
-        toastOptions.theme = {
-            '--toastBackground': 'var(--color-red-500)',
-        }
+        toastOptions.theme['--toastBackground'] = 'var(--color-red-500)';
+        toastOptions.theme['--toastBarBackground'] = 'var(--color-red-800)';
    }

-    toast.push(text, toastOptions);
+    if (options.onClick) {
+        toast.push({
+            component: {
+                src: OnClickToastItem,
+                props: {
+                    message: text,
+                    notifyOptions: options
+                },
+                sendIdTo: "toastID"
+            },
+            ...toastOptions
+        })
+    }
+    else {
+        toast.push(text, toastOptions);
+    }
 }

 function notifyNative(text: string, options: NotifyOptions) {
@@ -78,7 +110,11 @@ function notifyNative(text: string, options: NotifyOptions) {

    const notification = new Notification(title, nativeOptions);

-    notification.onclick = () => window.focus();
+    notification.onclick = () => {
+        window.focus();
+        if (options.onClick)
+            options.onClick();
+    }
 }

 export default function notify(text: string, options: NotifyOptions = {}) {
--- a/src/lib/stores/configDefs.ts
+++ b/src/lib/stores/configDefs.ts
@@ -0,0 +1,250 @@
+import { LinkRenderMode } from "@litegraph-ts/core";
+
+/*
+ * Supported config option types.
+ */
+type ConfigDefType = "boolean" | "number" | "string" | "string[]" | "enum";
+
+// A simple parameter description interface
+export interface ConfigDef<IdType extends string, TypeType extends ConfigDefType, ValueType, OptionsType = any> {
+    // This generic `IdType` is what makes the "array of keys and values to new
+    // interface definition" thing work
+    name: IdType;
+
+    type: TypeType,
+
+    description?: string,
+
+    category: string,
+
+    defaultValue: ValueType,
+
+    options: OptionsType,
+}
+
+export type ConfigDefAny = ConfigDef<string, any, any>
+export type ConfigDefBoolean<IdType extends string> = ConfigDef<IdType, "boolean", boolean>;
+
+export type NumberOptions = {
+    min?: number,
+    max?: number,
+    step: number
+}
+export type ConfigDefNumber<IdType extends string> = ConfigDef<IdType, "number", number, NumberOptions>;
+
+export type ConfigDefString<IdType extends string> = ConfigDef<IdType, "string", string>;
+export type ConfigDefStringArray<IdType extends string> = ConfigDef<IdType, "string[]", string[]>;
+
+export interface EnumValue<T> {
+    label: string,
+    value: T
+}
+export interface EnumOptions<T> {
+    values: EnumValue<T>[]
+}
+export type ConfigDefEnum<IdType extends string, T> = ConfigDef<IdType, "enum", T, EnumOptions<T>>;
+
+export function validateConfigOption(def: ConfigDefAny, v: any): boolean {
+    switch (def.type) {
+        case "boolean":
+            return typeof v === "boolean";
+        case "number":
+            return typeof v === "number";
+        case "string":
+            return typeof v === "string";
+        case "string[]":
+            return Array.isArray(v) && v.every(vs => typeof vs === "string");
+        case "enum":
+            return Boolean(def.options.values.find((o: EnumValue<any>) => o.value === v));
+    }
+    return false;
+}
+
+// Configuration parameters ------------------------------------
+
+const defComfyUIHostname: ConfigDefString<"comfyUIHostname"> = {
+    name: "comfyUIHostname",
+    type: "string",
+    defaultValue: "localhost",
+    category: "backend",
+    description: "Backend domain for ComfyUI",
+    options: {}
+};
+
+const defComfyUIPort: ConfigDefNumber<"comfyUIPort"> = {
+    name: "comfyUIPort",
+    type: "number",
+    defaultValue: 8188,
+    category: "backend",
+    description: "Backend port for ComfyUI",
+    options: {
+        min: 1,
+        max: 65535,
+        step: 1
+    }
+};
+
+export enum NotificationState {
+    MessageAndSound,
+    MessageOnly,
+    SoundOnly,
+    None
+}
+
+const defNotifications: ConfigDefEnum<"notifications", NotificationState> = {
+    name: "notifications",
+    type: "enum",
+    defaultValue: NotificationState.MessageAndSound,
+    category: "ui",
+    description: "Controls how notifications are shown",
+    options: {
+        values: [
+            {
+                value: NotificationState.MessageAndSound,
+                label: "Message & sound"
+            },
+            {
+                value: NotificationState.MessageOnly,
+                label: "Message only"
+            },
+            {
+                value: NotificationState.SoundOnly,
+                label: "Sound only"
+            },
+            {
+                value: NotificationState.None,
+                label: "None"
+            },
+        ]
+    }
+};
+
+const defAlwaysStripUserState: ConfigDefBoolean<"alwaysStripUserState"> = {
+    name: "alwaysStripUserState",
+    type: "boolean",
+    defaultValue: false,
+    category: "behavior",
+    description: "Strip user state even if saving to local storage",
+    options: {}
+};
+
+const defPromptForWorkflowName: ConfigDefBoolean<"promptForWorkflowName"> = {
+    name: "promptForWorkflowName",
+    type: "boolean",
+    defaultValue: false,
+    category: "behavior",
+    description: "When saving, always prompt for a name to save the workflow as",
+    options: {}
+};
+
+const defConfirmWhenUnloadingUnsavedChanges: ConfigDefBoolean<"confirmWhenUnloadingUnsavedChanges"> = {
+    name: "confirmWhenUnloadingUnsavedChanges",
+    type: "boolean",
+    defaultValue: true,
+    category: "behavior",
+    description: "When closing the tab, open the confirmation window if there's unsaved changes",
+    options: {}
+};
+
+const defCacheBuiltInResources: ConfigDefBoolean<"cacheBuiltInResources"> = {
+    name: "cacheBuiltInResources",
+    type: "boolean",
+    defaultValue: true,
+    category: "behavior",
+    description: "Cache loading of built-in resources to save network use",
+    options: {}
+};
+
+const defPollSystemStatsInterval: ConfigDefNumber<"pollSystemStatsInterval"> = {
+    name: "pollSystemStatsInterval",
+    type: "number",
+    defaultValue: 1000,
+    category: "behavior",
+    description: "Interval in milliseconds to refresh system stats (total/free VRAM). Set to 0 to disable",
+    options: {
+        min: 0,
+        max: 60000,
+        step: 100
+    }
+};
+
+const defBuiltInTemplates: ConfigDefStringArray<"builtInTemplates"> = {
+    name: "builtInTemplates",
+    type: "string[]",
+    defaultValue: ["ControlNet", "LoRA x5", "Model Loader", "Positive_Negative", "Seed Randomizer"],
+    category: "templates",
+    description: "Basenames of templates that can be loaded from public/templates. Saves LocalStorage space.",
+    options: {}
+};
+
+// const defLinkDisplayType: ConfigDefEnum<"linkDisplayType", LinkRenderMode> = {
+//     name: "linkDisplayType",
+//     type: "enum",
+//     defaultValue: LinkRenderMode.SPLINE_LINK,
+//     category: "graph",
+//     description: "How to display links in the graph",
+//     options: {
+//         values: [
+//             {
+//                 value: LinkRenderMode.STRAIGHT_LINK,
+//                 label: "Straight"
+//             },
+//             {
+//                 value: LinkRenderMode.LINEAR_LINK,
+//                 label: "Linear"
+//             },
+//             {
+//                 value: LinkRenderMode.SPLINE_LINK,
+//                 label: "Spline"
+//             }
+//         ]
+//     },
+// };
+
+// Configuration exports ------------------------------------
+
+export const CONFIG_DEFS = [
+    defComfyUIHostname,
+    defComfyUIPort,
+    defNotifications,
+    defAlwaysStripUserState,
+    defPromptForWorkflowName,
+    defConfirmWhenUnloadingUnsavedChanges,
+    defCacheBuiltInResources,
+    defPollSystemStatsInterval,
+    defBuiltInTemplates,
+    // defLinkDisplayType
+] as const;
+
+export const CONFIG_DEFS_BY_NAME: Record<string, ConfigDefAny>
+    = CONFIG_DEFS.reduce((dict, def) => {
+        if (def.name in dict)
+            throw new Error(`Duplicate named config definition: ${def.name}`)
+        dict[def.name] = def;
+        return dict
+    }, {})
+
+export const CONFIG_DEFS_BY_CATEGORY: Record<string, ConfigDefAny[]>
+    = CONFIG_DEFS.reduce((dict, def) => {
+        dict[def.category] ||= []
+        dict[def.category].push(def)
+        return dict
+    }, {})
+
+export const CONFIG_CATEGORIES: string[]
+    = CONFIG_DEFS.reduce((arr, def) => {
+        if (!arr.includes(def.category))
+            arr.push(def.category)
+        return arr
+    }, [])
+
+type Config<T extends ReadonlyArray<Readonly<ConfigDef<string, ConfigDefType, any>>>> = {
+    [K in T[number]["name"]]: Extract<T[number], { name: K }>["defaultValue"]
+} extends infer O
+    ? { [P in keyof O]: O[P] }
+    : never;
+
+export type ConfigState = Config<typeof CONFIG_DEFS>
+
+const pairs: [string, any][] = CONFIG_DEFS.map(item => { return [item.name, structuredClone(item.defaultValue)] })
+export const defaultConfig: ConfigState = pairs.reduce((dict, v) => { dict[v[0]] = v[1]; return dict; }, {}) as any;
--- a/src/lib/stores/configState.ts
+++ b/src/lib/stores/configState.ts
@@ -1,54 +1,143 @@
 import { debounce } from '$lib/utils';
+import { toHashMap } from '@litegraph-ts/core';
 import { get, writable } from 'svelte/store';
 import type { Writable } from 'svelte/store';
-
-export type ConfigState = {
-    /** Backend domain for ComfyUI */
-    comfyUIHostname: string,
-
-    /** Backend port for ComfyUI */
-    comfyUIPort: number,
-
-    /** Strip user state even if saving to local storage */
-    alwaysStripUserState: boolean,
-
-    /** When saving, always prompt for a name to save the workflow as */
-    promptForWorkflowName: boolean,
-
-    /** When closing the tab, open the confirmation window if there's unsaved changes */
-    confirmWhenUnloadingUnsavedChanges: boolean,
-
-    /** Basenames of templates that can be loaded from public/templates. Saves LocalStorage space. */
-    builtInTemplates: string[],
-
-    /** Cache loading of built-in resources to save network use */
-    cacheBuiltInResources: boolean
-}
+import { defaultConfig, type ConfigState, type ConfigDefAny, CONFIG_DEFS_BY_NAME, validateConfigOption, NotificationState } from './configDefs';

 type ConfigStateOps = {
-    getBackendURL: () => string
+    getBackendURL: () => string,
+    canShowNotificationText: () => boolean,
+    canPlayNotificationSound: () => boolean,
+
+    load: (data: any, runOnChanged?: boolean) => ConfigState
+    loadDefault: (runOnChanged?: boolean) => ConfigState
+    setConfigOption: (def: ConfigDefAny, v: any, runOnChanged: boolean) => boolean
+    validateConfigOption: (def: ConfigDefAny, v: any) => boolean
+    onChange: <K extends keyof ConfigState>(optionName: K, callback: ConfigOnChangeCallback<ConfigState[K]>) => void
+    runOnChangedEvents: () => void,
 }

 export type WritableConfigStateStore = Writable<ConfigState> & ConfigStateOps;
-const store: Writable<ConfigState> = writable(
-    {
-        comfyUIHostname: "localhost",
-        comfyUIPort: 8188,
-        alwaysStripUserState: false,
-        promptForWorkflowName: false,
-        confirmWhenUnloadingUnsavedChanges: true,
-        builtInTemplates: [],
-        cacheBuiltInResources: true,
-    })
+const store: Writable<ConfigState> = writable({ ...defaultConfig })
+const callbacks: Record<string, ConfigOnChangeCallback<any>[]> = {}
+let changedOptions: Partial<Record<keyof ConfigState, [any, any]>> = {}

 function getBackendURL(): string {
    const state = get(store);
-    return `${window.location.protocol}//${state.comfyUIHostname}:${state.comfyUIPort}`
+    let hostname = state.comfyUIHostname
+    if (hostname === "localhost") {
+        // For dev use, assume same hostname as connected server
+        hostname = location.hostname;
+    }
+    return `${window.location.protocol}//${hostname}:${state.comfyUIPort}`
+}
+
+function canShowNotificationText(): boolean {
+    const state = get(store).notifications;
+    return state === NotificationState.MessageAndSound || state === NotificationState.MessageOnly;
+}
+
+function canPlayNotificationSound(): boolean {
+    const state = get(store).notifications;
+    return state === NotificationState.MessageAndSound || state === NotificationState.SoundOnly;
+}
+
+
+function setConfigOption(def: ConfigDefAny, v: any, runOnChanged: boolean): boolean {
+    let valid = false;
+    store.update(state => {
+        const oldValue = state[def.name]
+
+        valid = validateConfigOption(def, v);
+
+        if (!valid) {
+            console.warn(`[configState] Invalid value for option ${def.name} (${v}), setting to default (${def.defaultValue})`);
+            state[def.name] = structuredClone(def.defaultValue);
+        }
+        else {
+            state[def.name] = v
+        }
+
+        const changed = oldValue != state[def.name];
+        if (changed) {
+            if (runOnChanged) {
+                if (callbacks[def.name]) {
+                    for (const callback of callbacks[def.name]) {
+                        callback(state[def.name], oldValue)
+                    }
+                }
+            }
+            else {
+                if (changedOptions[def.name] == null) {
+                    changedOptions[def.name] = [oldValue, state[def.name]];
+                }
+                else {
+                    changedOptions[def.name][1] = state[def.name]
+                }
+            }
+        }
+
+        return state;
+    })
+    return valid;
+}
+
+function load(data: any, runOnChanged: boolean = false): ConfigState {
+    changedOptions = {}
+
+    store.set({ ...defaultConfig })
+    if (data != null && typeof data === "object") {
+        for (const [k, v] of Object.entries(data)) {
+            const def = CONFIG_DEFS_BY_NAME[k]
+            if (def == null) {
+                delete data[k]
+                continue;
+            }
+
+            setConfigOption(def, v, runOnChanged);
+        }
+    }
+
+    return get(store);
+}
+
+function loadDefault(runOnChanged: boolean = false) {
+    return load(null, runOnChanged);
+}
+
+export type ConfigOnChangeCallback<V> = (value: V, oldValue?: V) => void;
+
+function onChange<K extends keyof ConfigState>(optionName: K, callback: ConfigOnChangeCallback<ConfigState[K]>) {
+    callbacks[optionName] ||= []
+    callbacks[optionName].push(callback)
+}
+
+function runOnChangedEvents() {
+    console.debug("Running changed events for config...")
+    for (const [optionName, [oldValue, newValue]] of Object.entries(changedOptions)) {
+        const def = CONFIG_DEFS_BY_NAME[optionName]
+        if (callbacks[optionName]) {
+            console.debug("Running callback!", optionName, oldValue, newValue)
+            for (const callback of callbacks[def.name]) {
+                callback(newValue, oldValue)
+            }
+        }
+    }
+    changedOptions = {}
 }

 const configStateStore: WritableConfigStateStore =
 {
    ...store,
-    getBackendURL
+    getBackendURL,
+    canShowNotificationText,
+    canPlayNotificationSound,
+
+    validateConfigOption,
+    setConfigOption,
+    load,
+    loadDefault,
+    onChange,
+    runOnChangedEvents
 }
 export default configStateStore;
--- a/src/lib/stores/interfaceState.ts
+++ b/src/lib/stores/interfaceState.ts
@@ -1,6 +1,12 @@
-import { debounce } from '$lib/utils';
+import { debounce, isMobileBrowser } from '$lib/utils';
 import { get, writable } from 'svelte/store';
 import type { Readable, Writable } from 'svelte/store';
+import type { WorkflowInstID, WorkflowReceiveOutputTargets } from './workflowState';
+import modalState, { type ModalData } from './modalState';
+import type { SlotType } from '@litegraph-ts/core';
+import type ComfyApp from '$lib/components/ComfyApp';
+import SendOutputModal, { type SendOutputModalResult } from "$lib/components/modal/SendOutputModal.svelte";
+import workflowState from './workflowState';

 export type InterfaceState = {
    // Show a large indicator of the currently editing number value for mobile
@@ -10,11 +16,20 @@ export type InterfaceState = {
    showIndicator: boolean,
    indicatorValue: any,

-    graphTransitioning: boolean
+    graphTransitioning: boolean,
+    isJumpingToNode: boolean,
+
+    selectedWorkflowIndex: number | null
+    showingWorkflow: boolean,
+    selectedTab: number,
+    showSheet: boolean,
+
+    isDarkMode: boolean
 }

 type InterfaceStateOps = {
    showIndicator: (pointerX: number, pointerY: number, value: any) => void,
+    querySendOutput: (value: any, type: SlotType, receiveTargets: WorkflowReceiveOutputTargets[], cb: (modal: ModalData) => void) => void,
 }

 export type WritableInterfaceStateStore = Writable<InterfaceState> & InterfaceStateOps;
@@ -25,7 +40,15 @@ const store: Writable<InterfaceState> = writable(
        showIndicator: false,
        indicatorValue: null,

-        graphTransitioning: false
+        graphTransitioning: false,
+        isJumpingToNode: false,
+        selectedTab: 1,
+        showSheet: false,
+
+        selectedWorkflowIndex: null,
+        showingWorkflow: false,
+
+        isDarkMode: false,
    })

 const debounceDrag = debounce(() => { store.update(s => { s.showIndicator = false; return s }) }, 1000)
@@ -44,9 +67,49 @@ function showIndicator(pointerX: number, pointerY: number, value: any) {
    debounceDrag();
 }

+function querySendOutput(value: any, type: SlotType, receiveTargets: WorkflowReceiveOutputTargets[], cb: (modal: ModalData) => void) {
+    if (isMobileBrowser(navigator.userAgent)) {
+        store.update(s => { s.showSheet = true; return s; })
+    }
+    else {
+        const doSend = (modal: ModalData) => {
+            cb(modal)
+
+            const { workflow, targetNode } = get(modal.state) as SendOutputModalResult;
+            console.warn("send", workflow, targetNode);
+
+            if (workflow == null || targetNode == null)
+                return
+
+            const app = (window as any).app as ComfyApp;
+            if (app == null) {
+                console.error("Couldn't get app!")
+                return
+            }
+
+            targetNode.receiveOutput(value);
+            workflowState.setActiveWorkflow(app.lCanvas, workflow.id)
+        }
+
+        modalState.pushModal({
+            title: "Send Output",
+            closeOnClick: true,
+            showCloseButton: true,
+            svelteComponent: SendOutputModal,
+            svelteProps: {
+                value,
+                type,
+                receiveTargets
+            },
+            onClose: doSend
+        })
+    }
+}
+
 const interfaceStateStore: WritableInterfaceStateStore =
 {
    ...store,
-    showIndicator
+    showIndicator,
+    querySendOutput
 }
 export default interfaceStateStore;
--- a/src/lib/stores/layoutStates.ts
+++ b/src/lib/stores/layoutStates.ts
@@ -616,6 +616,19 @@ const ALL_ATTRIBUTES: AttributesSpecList = [
                defaultValue: true
            },

+            // ImageUpload
+            {
+                name: "maskCount",
+                type: "number",
+                location: "nodeProps",
+                editable: true,
+                validNodeTypes: ["ui/image_upload"],
+                defaultValue: 0,
+                min: 0,
+                max: 8,
+                step: 1
+            },
+
            // Radio
            {
                name: "defaultValue",
@@ -677,7 +690,7 @@ const ALL_ATTRIBUTES: AttributesSpecList = [
            }
        ]
    }
-];
+] as const;

 // This is needed so the specs can be iterated with svelte's keyed #each.
 let i = 0;
@@ -799,8 +812,8 @@ type LayoutStateOps = {
    moveItem: (target: IDragItem, to: ContainerLayout, index?: number) => void,
    groupItems: (dragItemIDs: DragItemID[], attrs?: Partial<Attributes>) => ContainerLayout,
    ungroup: (container: ContainerLayout) => void,
-    findLayoutEntryForNode: (nodeId: ComfyNodeID) => DragItemEntry | null,
-    findLayoutForNode: (nodeId: ComfyNodeID) => IDragItem | null,
+    findLayoutEntryForNode: (nodeId: NodeID) => DragItemEntry | null,
+    findLayoutForNode: (nodeId: NodeID) => IDragItem | null,
    iterateBreadthFirst: (id?: DragItemID | null) => Iterable<DragItemEntry>,
    serialize: () => SerializedLayoutState,
    serializeAtRoot: (rootID: DragItemID) => SerializedLayoutState,
@@ -1203,7 +1216,7 @@ function createRaw(workflow: ComfyBoxWorkflow | null = null): WritableLayoutStat
        store.set(state)
    }

-    function findLayoutEntryForNode(nodeId: ComfyNodeID): DragItemEntry | null {
+    function findLayoutEntryForNode(nodeId: NodeID): DragItemEntry | null {
        const state = get(store)
        const found = Object.entries(state.allItems).find(pair =>
            pair[1].dragItem.type === "widget"
@@ -1213,7 +1226,7 @@ function createRaw(workflow: ComfyBoxWorkflow | null = null): WritableLayoutStat
        return null;
    }

-    function findLayoutForNode(nodeId: ComfyNodeID): WidgetLayout | null {
+    function findLayoutForNode(nodeId: NodeID): WidgetLayout | null {
        const found = findLayoutEntryForNode(nodeId);
        if (!found)
            return null;
@@ -1498,16 +1511,12 @@ function getLayoutByDragItemID(dragItemID: DragItemID): WritableLayoutStateStore
    return Object.values(get(layoutStates).all).find(l => get(l).allItems[dragItemID] != null)
 }

-function getDragItemByNode(node: LGraphNode): WidgetLayout | null {
+function getDragItemByNode(node: LGraphNode): IDragItem | null {
    const layout = getLayoutByNode(node);
    if (layout == null)
        return null;

-    const entry = get(layout).allItemsByNode[node.id]
-    if (entry && entry.dragItem.type === "widget")
-        return entry.dragItem as WidgetLayout;
-
-    return null;
+    return layout.findLayoutForNode(node.id);
 }

 export type LayoutStateStores = {
@@ -1530,7 +1539,7 @@ export type LayoutStateStoresOps = {
    getLayoutByGraph: (graph: LGraph) => WritableLayoutStateStore | null,
    getLayoutByNode: (node: LGraphNode) => WritableLayoutStateStore | null,
    getLayoutByDragItemID: (dragItemID: DragItemID) => WritableLayoutStateStore | null,
-    getDragItemByNode: (node: LGraphNode) => WidgetLayout | null,
+    getDragItemByNode: (node: LGraphNode) => IDragItem | null,
 }

 export type WritableLayoutStateStores = Writable<LayoutStateStores> & LayoutStateStoresOps;
--- a/src/lib/stores/queueState.ts
+++ b/src/lib/stores/queueState.ts
@@ -1,12 +1,16 @@
-import type { ComfyAPIHistoryEntry, ComfyAPIHistoryItem, ComfyAPIHistoryResponse, ComfyAPIQueueResponse, ComfyAPIStatusResponse, ComfyBoxPromptExtraData, ComfyNodeID, PromptID, QueueItemType } from "$lib/api";
-import type { Progress, SerializedPromptInputsAll, SerializedPromptOutputs, WorkflowInstID } from "$lib/components/ComfyApp";
+import type { ComfyAPIHistoryEntry, ComfyAPIHistoryItem, ComfyAPIHistoryResponse, ComfyAPIQueueResponse, ComfyAPIStatusResponse, ComfyBoxPromptExtraData, ComfyExecutionError, ComfyNodeID, PromptID, QueueItemType } from "$lib/api";
+import type { ComfyAPIPromptErrorResponse } from "$lib/apiErrors";
+import type { Progress, SerializedPrompt, SerializedPromptInputsAll, SerializedPromptOutputs, } from "$lib/components/ComfyApp";
 import type { ComfyExecutionResult } from "$lib/nodes/ComfyWidgetNodes";
 import notify from "$lib/notify";
-import { get, writable, type Writable } from "svelte/store";
-import workflowState from "./workflowState";
 import { playSound } from "$lib/utils";
+import { get, writable, type Writable } from "svelte/store";
+import { v4 as uuidv4 } from "uuid";
+import workflowState, { type WorkflowError, type WorkflowExecutionError, type WorkflowInstID, type WorkflowValidationError } from "./workflowState";
+import configState from "./configState";
+import uiQueueState from "./uiQueueState";

-export type QueueEntryStatus = "success" | "error" | "interrupted" | "all_cached" | "unknown";
+export type QueueEntryStatus = "success" | "validation_failed" | "error" | "interrupted" | "all_cached" | "unknown";

 type QueueStateOps = {
    queueUpdated: (resp: ComfyAPIQueueResponse) => void,
@@ -15,13 +19,14 @@ type QueueStateOps = {
    executionStart: (promptID: PromptID) => void,
    executingUpdated: (promptID: PromptID | null, runningNodeID: ComfyNodeID | null) => QueueEntry | null;
    executionCached: (promptID: PromptID, nodes: ComfyNodeID[]) => void,
-    executionError: (promptID: PromptID, message: string) => void,
+    executionError: (error: ComfyExecutionError) => CompletedQueueEntry | null,
    progressUpdated: (progress: Progress) => void
    getQueueEntry: (promptID: PromptID) => QueueEntry | null;
    afterQueued: (workflowID: WorkflowInstID, promptID: PromptID, number: number, prompt: SerializedPromptInputsAll, extraData: any) => void
    queueItemDeleted: (type: QueueItemType, id: PromptID) => void;
    queueCleared: (type: QueueItemType) => void;
    onExecuted: (promptID: PromptID, nodeID: ComfyNodeID, output: ComfyExecutionResult) => QueueEntry | null
+    promptError: (id: WorkflowInstID, error: ComfyAPIPromptErrorResponse, prompt: SerializedPrompt, extraData: ComfyBoxPromptExtraData) => PromptID
 }

 /*
@@ -34,6 +39,10 @@ export type QueueEntry = {
    number: number,
    queuedAt?: Date,
    finishedAt?: Date,
+    /*
+     * Can also be generated by the frontend if prompt validation fails
+     * (the backend won't send back a prompt ID in that case)
+     */
    promptID: PromptID,
    prompt: SerializedPromptInputsAll,
    extraData: ComfyBoxPromptExtraData,
@@ -46,7 +55,7 @@ export type QueueEntry = {
    /* Nodes of the workflow that have finished running so far. */
    nodesRan: Set<ComfyNodeID>,
    /* Nodes of the workflow the backend reported as cached. */
-    cachedNodes: Set<ComfyNodeID>
+    cachedNodes: Set<ComfyNodeID>,
 }

 /*
@@ -61,7 +70,7 @@ export type CompletedQueueEntry = {
    /** Message to display in the frontend */
    message?: string,
    /** Detailed error/stacktrace, perhaps inspectible with a popup */
-    error?: string,
+    error?: WorkflowError
 }

 /*
@@ -229,21 +238,32 @@ function moveToRunning(index: number, queue: Writable<QueueEntry[]>) {
    store.set(state)
 }

-function moveToCompleted(index: number, queue: Writable<QueueEntry[]>, status: QueueEntryStatus, message?: string, error?: string) {
+function moveToCompleted(index: number, queue: Writable<QueueEntry[]>, status: QueueEntryStatus, message?: string, error?: ComfyExecutionError): CompletedQueueEntry {
    const state = get(store)
-
    const entry = get(queue)[index];
+
+    let workflowError: WorkflowExecutionError | null = null;
+    if (error) {
+        workflowError = {
+            type: "execution",
+            error
+        }
+        entry.nodesRan = new Set(error.executed);
+    }
+
    console.debug("[queueState] Move to completed", entry.promptID, index, status, message, error)
    entry.finishedAt = new Date() // Now
    queue.update(qp => { qp.splice(index, 1); return qp });
+    const completed: CompletedQueueEntry = { entry, status, message, error: workflowError }
    state.queueCompleted.update(qc => {
-        const completed: CompletedQueueEntry = { entry, status, message, error }
        qc.push(completed)
        return qc
    })

    state.isInterrupting = false;
    store.set(state)
+
+    return completed;
 }

 function executingUpdated(promptID: PromptID, runningNodeID: ComfyNodeID | null): QueueEntry | null {
@@ -265,14 +285,18 @@ function executingUpdated(promptID: PromptID, runningNodeID: ComfyNodeID | null)
            if (entry != null) {
                const totalNodesInPrompt = Object.keys(entry.prompt).length
                if (entry.cachedNodes.size >= Object.keys(entry.prompt).length) {
-                    notify("Prompt was cached, nothing to run.", { type: "warning" })
+                    notify("Prompt was cached, nothing to run.", { type: "warning", showOn: "web" })
                    moveToCompleted(index, queue, "all_cached", "(Execution was cached)");
                }
                else if (entry.nodesRan.size >= totalNodesInPrompt) {
                    const workflow = workflowState.getWorkflow(entry.extraData.workflowID);
                    if (workflow?.attrs.showDefaultNotifications) {
-                        notify("Prompt finished!", { type: "success" });
-                        playSound("notification.mp3")
+                        if (configState.canShowNotificationText()) {
+                            notify("Prompt finished!", { type: "success" });
+                        }
+                        if (configState.canPlayNotificationSound()) {
+                            playSound("notification.mp3")
+                        }
                    }
                    moveToCompleted(index, queue, "success")
                }
@@ -314,20 +338,22 @@ function executionCached(promptID: PromptID, nodes: ComfyNodeID[]) {
    })
 }

-function executionError(promptID: PromptID, message: string) {
-    console.debug("[queueState] executionError", promptID, message)
+function executionError(error: ComfyExecutionError): CompletedQueueEntry | null {
+    console.debug("[queueState] executionError", error)
+    let entry_ = null;
    store.update(s => {
-        const [index, entry, queue] = findEntryInPending(promptID);
+        const [index, entry, queue] = findEntryInPending(error.prompt_id);
        if (entry != null) {
-            moveToCompleted(index, queue, "error", "Error executing", message)
+            entry_ = moveToCompleted(index, queue, "error", "Error executing", error)
        }
        else {
-            console.error("[queueState] Could not find in pending! (executionError)", promptID)
+            console.error("[queueState] Could not find in pending! (executionError)", error.prompt_id)
        }
        s.progress = null;
        s.runningNodeID = null;
        return s
    })
+    return entry_;
 }

 function createNewQueueEntry(promptID: PromptID, number: number = -1, prompt: SerializedPromptInputsAll = {}, extraData: any = {}): QueueEntry {
@@ -419,7 +445,6 @@ function queueCleared(type: QueueItemType) {
    store.update(s => {
        if (type === "queue") {
            s.queuePending.set([]);
-            s.queueRunning.set([]);
            s.queueRemaining = 0;
            s.runningNodeID = null;
            s.progress = null;
@@ -432,6 +457,43 @@ function queueCleared(type: QueueItemType) {
    })
 }

+function promptError(workflowID: WorkflowInstID, error: ComfyAPIPromptErrorResponse, prompt: SerializedPrompt, extraData: ComfyBoxPromptExtraData): PromptID {
+    const workflowError: WorkflowValidationError = {
+        type: "validation",
+        workflowID,
+        error,
+        prompt,
+        extraData
+    }
+
+    const entry: QueueEntry = {
+        number: 0,
+        queuedAt: new Date(), // Now
+        finishedAt: new Date(),
+        promptID: uuidv4(), // Just for keeping track
+        prompt: prompt.output,
+        extraData,
+        goodOutputs: [],
+        outputs: {},
+        nodesRan: new Set(),
+        cachedNodes: new Set(),
+    }
+
+    const completedEntry: CompletedQueueEntry = {
+        entry,
+        status: "validation_failed",
+        message: "Validation failed",
+        error: workflowError
+    }
+
+    store.update(s => {
+        s.queueCompleted.update(qc => { qc.push(completedEntry); return qc })
+        return s;
+    })
+
+    return entry.promptID;
+}
+
 const queueStateStore: WritableQueueStateStore =
 {
    ...store,
@@ -447,6 +509,7 @@ const queueStateStore: WritableQueueStateStore =
    queueItemDeleted,
    queueCleared,
    getQueueEntry,
-    onExecuted
+    onExecuted,
+    promptError,
 }
 export default queueStateStore;
--- a/src/lib/stores/systemState.ts
+++ b/src/lib/stores/systemState.ts
@@ -0,0 +1,39 @@
+import { debounce, isMobileBrowser } from '$lib/utils';
+import { get, writable } from 'svelte/store';
+import type { Readable, Writable } from 'svelte/store';
+import type { WorkflowInstID, WorkflowReceiveOutputTargets } from './workflowState';
+import modalState, { type ModalData } from './modalState';
+import type { SlotType } from '@litegraph-ts/core';
+import type ComfyApp from '$lib/components/ComfyApp';
+import SendOutputModal, { type SendOutputModalResult } from "$lib/components/modal/SendOutputModal.svelte";
+import workflowState from './workflowState';
+import type { ComfyAPISystemStatsResponse, ComfyDevice } from '$lib/api';
+
+
+
+export type SystemState = {
+    devices: ComfyDevice[]
+}
+
+type SystemStateOps = {
+    updateState: (resp: ComfyAPISystemStatsResponse) => void
+}
+
+export type WritableSystemStateStore = Writable<SystemState> & SystemStateOps;
+const store: Writable<SystemState> = writable(
+    {
+        devices: []
+    })
+
+function updateState(resp: ComfyAPISystemStatsResponse) {
+    store.set({
+        devices: resp.devices
+    })
+}
+
+const interfaceStateStore: WritableSystemStateStore =
+{
+    ...store,
+    updateState
+}
+export default interfaceStateStore;
--- a/src/lib/stores/uiQueueState.ts
+++ b/src/lib/stores/uiQueueState.ts
@@ -0,0 +1,207 @@
+import type { PromptID, QueueItemType } from '$lib/api';
+import { get, writable } from 'svelte/store';
+import type { Readable, Writable } from 'svelte/store';
+import queueState, { type CompletedQueueEntry, type QueueEntry } from './queueState';
+import type { WorkflowError } from './workflowState';
+import { convertComfyOutputToComfyURL } from '$lib/utils';
+
+export type QueueUIEntryStatus = QueueEntryStatus | "pending" | "running";
+
+export type QueueUIEntry = {
+    entry: QueueEntry,
+    message: string,
+    submessage: string,
+    date?: string,
+    status: QueueUIEntryStatus,
+    images?: string[], // URLs
+    details?: string, // shown in a tooltip on hover
+    error?: WorkflowError
+}
+
+export type UIQueueState = {
+    mode: QueueItemType,
+
+    queuedEntries: QueueUIEntry[],
+    runningEntries: QueueUIEntry[],
+
+    queueUIEntries: QueueUIEntry[],
+    historyUIEntries: QueueUIEntry[],
+}
+
+type UIQueueStateOps = {
+    updateEntries: (force?: boolean) => void
+    clearAll: () => void
+    clearQueue: () => void
+    clearHistory: () => void
+}
+
+export type WritableUIQueueStateStore = Writable<UIQueueState> & UIQueueStateOps;
+const store: Writable<UIQueueState> = writable(
+    {
+        mode: "queue",
+        queuedEntries: [],
+        runningEntries: [],
+        completedEntries: [],
+
+        queueUIEntries: [],
+        historyUIEntries: [],
+    })
+
+function formatDate(date: Date): string {
+    const time = date.toLocaleString('en-US', { hour: 'numeric', minute: 'numeric', hour12: true });
+    const day = date.toLocaleString('en-US', { month: '2-digit', day: '2-digit', year: 'numeric' }).replace(',', '');
+    return [time, day].join(", ")
+}
+
+function convertEntry(entry: QueueEntry, status: QueueUIEntryStatus): QueueUIEntry {
+    let date = entry.finishedAt || entry.queuedAt;
+    let dateStr = null;
+    if (date) {
+        dateStr = formatDate(date);
+    }
+
+    const subgraphs: string[] | null = entry.extraData?.extra_pnginfo?.comfyBoxPrompt?.subgraphs;
+
+    let message = "Prompt";
+    if (entry.extraData?.workflowTitle != null) {
+        message = `${entry.extraData.workflowTitle}`
+    }
+
+    if (subgraphs && subgraphs.length > 0) {
+        const subgraphsString = subgraphs.join(', ')
+        message += ` (${subgraphsString})`
+    }
+
+    let submessage = `Nodes: ${Object.keys(entry.prompt).length}`
+
+    if (Object.keys(entry.outputs).length > 0) {
+        const imageCount = Object.values(entry.outputs).filter(o => o.images).flatMap(o => o.images).length
+        submessage = `Images: ${imageCount}`
+    }
+
+    return {
+        entry,
+        message,
+        submessage,
+        date: dateStr,
+        status,
+        images: []
+    }
+}
+
+function convertPendingEntry(entry: QueueEntry, status: QueueUIEntryStatus): QueueUIEntry {
+    const result = convertEntry(entry, status);
+
+    const thumbnails = entry.extraData?.thumbnails
+    if (thumbnails) {
+        result.images = thumbnails.map(convertComfyOutputToComfyURL);
+    }
+
+    const outputs = Object.values(entry.outputs)
+        .filter(o => o.images)
+        .flatMap(o => o.images)
+        .map(convertComfyOutputToComfyURL);
+    if (outputs) {
+        result.images = result.images.concat(outputs)
+    }
+
+    return result;
+}
+
+function convertCompletedEntry(entry: CompletedQueueEntry): QueueUIEntry {
+    const result = convertEntry(entry.entry, entry.status);
+
+    const images = Object.values(entry.entry.outputs)
+        .filter(o => o.images)
+        .flatMap(o => o.images)
+        .map(convertComfyOutputToComfyURL);
+    result.images = images
+
+    if (entry.message)
+        result.submessage = entry.message
+    else if (entry.status === "interrupted" || entry.status === "all_cached")
+        result.submessage = "Prompt was interrupted."
+    if (entry.error)
+        result.error = entry.error
+
+    return result;
+}
+
+function updateFromQueue(queuePending: QueueEntry[], queueRunning: QueueEntry[]) {
+    store.update(s => {
+        // newest entries appear at the top
+        s.queuedEntries = queuePending.map((e) => convertPendingEntry(e, "pending")).reverse();
+        s.runningEntries = queueRunning.map((e) => convertPendingEntry(e, "running")).reverse();
+        s.queueUIEntries = s.queuedEntries.concat(s.runningEntries);
+        console.warn("[ComfyQueue] BUILDQUEUE", s.queuedEntries.length, s.runningEntries.length)
+        return s;
+    })
+}
+
+function updateFromHistory(queueCompleted: CompletedQueueEntry[]) {
+    store.update(s => {
+        s.historyUIEntries = queueCompleted.map(convertCompletedEntry).reverse();
+        console.warn("[ComfyQueue] BUILDHISTORY", s.historyUIEntries.length)
+        return s
+    })
+}
+
+function updateEntries(force: boolean = false) {
+    const state = get(store)
+    const qs = get(queueState)
+    const queuePending = qs.queuePending
+    const queueRunning = qs.queueRunning
+    const queueCompleted = qs.queueCompleted
+
+    const queueChanged = get(queuePending).length != state.queuedEntries.length
+        || get(queueRunning).length != state.runningEntries.length;
+    const historyChanged = get(queueCompleted).length != state.historyUIEntries.length;
+
+    if (queueChanged || force) {
+        updateFromQueue(get(queuePending), get(queueRunning));
+    }
+    if (historyChanged || force) {
+        updateFromHistory(get(queueCompleted));
+    }
+}
+
+function clearAll() {
+    store.update(s => {
+        s.queuedEntries = []
+        s.runningEntries = []
+        s.historyUIEntries = []
+        return s
+    })
+    updateEntries(true);
+}
+
+function clearQueue() {
+    store.update(s => {
+        s.queuedEntries = []
+        s.runningEntries = []
+        return s
+    })
+    updateEntries(true);
+}
+
+function clearHistory() {
+    store.update(s => {
+        s.historyUIEntries = []
+        return s
+    })
+    updateEntries(true);
+}
+
+queueState.subscribe(s => {
+    updateEntries();
+})
+
+const uiStateStore: WritableUIQueueStateStore =
+{
+    ...store,
+    updateEntries,
+    clearAll,
+    clearQueue,
+    clearHistory,
+}
+export default uiStateStore;
--- a/src/lib/stores/uiState.ts
+++ b/src/lib/stores/uiState.ts
@@ -1,3 +1,4 @@
+import type { PromptID } from '$lib/api';
 import { writable } from 'svelte/store';
 import type { Readable, Writable } from 'svelte/store';

@@ -11,7 +12,9 @@ export type UIState = {
    uiEditMode: UIEditMode,

    reconnecting: boolean,
-    forceSaveUserState: boolean | null
+    forceSaveUserState: boolean | null,
+
+    activeError: PromptID | null
 }

 type UIStateOps = {
@@ -30,6 +33,8 @@ const store: Writable<UIState> = writable(

        reconnecting: false,
        forceSaveUserState: null,
+
+        activeError: null
    })

 function reconnecting() {
--- a/src/lib/stores/workflowState.ts
+++ b/src/lib/stores/workflowState.ts
@@ -8,8 +8,10 @@ import layoutStates from './layoutStates';
 import { v4 as uuidv4 } from "uuid";
 import type ComfyGraphCanvas from '$lib/ComfyGraphCanvas';
 import { blankGraph } from '$lib/defaultGraph';
-import type { SerializedAppState } from '$lib/components/ComfyApp';
+import type { SerializedAppState, SerializedPrompt } from '$lib/components/ComfyApp';
 import type ComfyReceiveOutputNode from '$lib/nodes/actions/ComfyReceiveOutputNode';
+import type { ComfyBoxPromptExtraData, PromptID } from '$lib/api';
+import type { ComfyAPIPromptErrorResponse, ComfyExecutionError } from '$lib/apiErrors';

 type ActiveCanvas = {
    canvas: LGraphCanvas | null;
@@ -63,6 +65,21 @@ export type WorkflowAttributes = {
    showDefaultNotifications: boolean,
 }

+export type WorkflowValidationError = {
+    type: "validation"
+    workflowID: WorkflowInstID,
+    error: ComfyAPIPromptErrorResponse,
+    prompt: SerializedPrompt,
+    extraData: ComfyBoxPromptExtraData
+}
+
+export type WorkflowExecutionError = {
+    type: "execution"
+    error: ComfyExecutionError,
+}
+
+export type WorkflowError = WorkflowValidationError | WorkflowExecutionError;
+
 export class ComfyBoxWorkflow {
    /*
     * Used for uniquely identifying the instance of the opened workflow in the frontend.
@@ -89,6 +106,11 @@ export class ComfyBoxWorkflow {
     */
    missingNodeTypes: Set<string> = new Set();

+    /*
+     * Completed queue entry ID that holds the last validation/execution error.
+     */
+    lastError?: PromptID
+
    get layout(): WritableLayoutStateStore | null {
        return layoutStates.getLayout(this.id)
    }
@@ -257,7 +279,10 @@ type WorkflowStateOps = {
    closeWorkflow: (canvas: ComfyGraphCanvas, index: number) => void,
    closeAllWorkflows: (canvas: ComfyGraphCanvas) => void,
    setActiveWorkflow: (canvas: ComfyGraphCanvas, index: number | WorkflowInstID) => ComfyBoxWorkflow | null,
-    findReceiveOutputTargets: (type: SlotType | SlotType[]) => WorkflowReceiveOutputTargets[]
+    findReceiveOutputTargets: (type: SlotType | SlotType[]) => WorkflowReceiveOutputTargets[],
+    afterQueued: (id: WorkflowInstID, promptID: PromptID) => void
+    promptError: (id: WorkflowInstID, promptID: PromptID) => void
+    executionError: (id: WorkflowInstID, promptID: PromptID) => void
 }

 export type WritableWorkflowStateStore = Writable<WorkflowState> & WorkflowStateOps;
@@ -379,7 +404,7 @@ function setActiveWorkflow(canvas: ComfyGraphCanvas, index: number | WorkflowIns

    const workflow = state.openedWorkflows[index]
    if (workflow.id === state.activeWorkflowID)
-        return;
+        return state.activeWorkflow;

    if (state.activeWorkflow != null)
        state.activeWorkflow.stop("app")
@@ -420,6 +445,36 @@ function findReceiveOutputTargets(type: SlotType | SlotType[]): WorkflowReceiveO
    return result;
 }

+function afterQueued(id: WorkflowInstID, promptID: PromptID) {
+    const workflow = getWorkflow(id);
+    if (workflow == null) {
+        console.warn("[workflowState] afterQueued: workflow not found", id, promptID)
+        return
+    }
+
+    workflow.lastError = null;
+}
+
+function promptError(id: WorkflowInstID, promptID: PromptID) {
+    const workflow = getWorkflow(id);
+    if (workflow == null) {
+        console.warn("[workflowState] promptError: workflow not found", id, promptID)
+        return
+    }
+
+    workflow.lastError = promptID;
+}
+
+function executionError(id: WorkflowInstID, promptID: PromptID) {
+    const workflow = getWorkflow(id);
+    if (workflow == null) {
+        console.warn("[workflowState] executionError: workflow not found", id, promptID)
+        return
+    }
+
+    workflow.lastError = promptID;
+}
+
 const workflowStateStore: WritableWorkflowStateStore =
 {
    ...store,
@@ -434,6 +489,9 @@ const workflowStateStore: WritableWorkflowStateStore =
    closeWorkflow,
    closeAllWorkflows,
    setActiveWorkflow,
-    findReceiveOutputTargets
+    findReceiveOutputTargets,
+    afterQueued,
+    promptError,
+    executionError,
 }
 export default workflowStateStore;
--- a/src/lib/utils.ts
+++ b/src/lib/utils.ts
@@ -4,10 +4,11 @@ import type { FileData as GradioFileData } from "@gradio/upload";
 import { Subgraph, type LGraph, type LGraphNode, type LLink, type SerializedLGraph, type UUID, type NodeID, type SlotType, type Vector4, type SerializedLGraphNode } from "@litegraph-ts/core";
 import { get } from "svelte/store";
 import type { ComfyNodeID } from "./api";
-import { type SerializedPrompt } from "./components/ComfyApp";
-import workflowState from "./stores/workflowState";
+import ComfyApp, { type SerializedPrompt } from "./components/ComfyApp";
+import workflowState, { type WorkflowReceiveOutputTargets } from "./stores/workflowState";
 import { ImageViewer } from "./ImageViewer";
 import configState from "$lib/stores/configState";
+import SendOutputModal, { type SendOutputModalResult } from "$lib/components/modal/SendOutputModal.svelte";

 export function clamp(n: number, min: number, max: number): number {
    if (max <= min)
@@ -75,6 +76,13 @@ export function download(filename: string, text: string, type: string = "text/pl
    }, 0);
 }

+export function downloadCanvas(canvas: HTMLCanvasElement, filename: string, type: string = "image/png") {
+    var link = document.createElement('a');
+    link.download = filename;
+    link.href = canvas.toDataURL(type);
+    link.click();
+}
+
 export const MAX_LOCAL_STORAGE_MB = 5;

 export function getLocalStorageUsedMB(): number {
@@ -434,6 +442,8 @@ export type ComfyBoxImageMetadata = {
    width?: number,
    /* Image height. */
    height?: number,
+    /* Child images associated with this image, like masks. */
+    children: ComfyBoxImageMetadata[]
 }

 export function isComfyBoxImageMetadata(value: any): value is ComfyBoxImageMetadata {
@@ -458,6 +468,7 @@ export function filenameToComfyBoxMetadata(filename: string, type: ComfyUploadIm
        },
        name: "Filename",
        tags: [],
+        children: []
    }
 }

@@ -467,6 +478,7 @@ export function comfyFileToComfyBoxMetadata(comfyUIFile: ComfyImageLocation): Co
        comfyUIFile,
        name: "File",
        tags: [],
+        children: []
    }
 }

@@ -607,6 +619,9 @@ export async function readFileToText(file: File): Promise<string> {
        reader.onload = async () => {
            resolve(reader.result as string);
        };
+        reader.onerror = async () => {
+            reject(reader.error);
+        }
        reader.readAsText(file);
    })
 }
@@ -624,7 +639,105 @@ export function nextLetter(s: string): string {
 }

 export function playSound(sound: string) {
+    if (!configState.canPlayNotificationSound())
+        return;
+
    const url = `${location.origin}/sound/${sound}`;
    const audio = new Audio(url);
    audio.play();
 }
+
+export interface ComfyBatchUploadResult {
+    error?: string;
+    files: Array<ComfyImageLocation>;
+}
+
+export type ComfyBatchBlob = {
+    blob: Blob,
+    filename: string,
+    overwrite?: boolean
+}
+
+export async function batchUploadFilesToComfyUI(files: Array<File>): Promise<ComfyBatchUploadResult> {
+    const blobs = files.map(f => { return { blob: f, filename: f.name } })
+    return batchUploadBlobsToComfyUI(blobs)
+}
+
+export async function batchUploadBlobsToComfyUI(blobs: ComfyBatchBlob[]): Promise<ComfyBatchUploadResult> {
+    const url = configState.getBackendURL();
+
+    const requests = blobs.map(async (blob) => {
+        const formData = new FormData();
+        formData.append("image", blob.blob, blob.filename);
+        if (blob.overwrite) {
+            formData.append("overwrite", "true")
+        }
+        return fetch(new Request(url + "/upload/image", {
+            body: formData,
+            method: 'POST'
+        }))
+            .then(r => r.json())
+            .catch(error => error);
+    });
+
+    return Promise.all(requests)
+        .then((results) => {
+            const errors = []
+            const files = []
+
+            for (const r of results) {
+                if (r instanceof Error) {
+                    errors.push(r.toString())
+                }
+                else {
+                    // bare filename of image
+                    const resp = r as ComfyUploadImageAPIResponse;
+                    files.push({
+                        filename: resp.name,
+                        subfolder: "",
+                        type: "input"
+                    })
+                }
+            }
+
+            let error = null;
+            if (errors && errors.length > 0)
+                error = "Upload error(s):\n" + errors.join("\n");
+
+            return { error, files }
+        })
+}
+
+export function canvasToBlob(canvas: HTMLCanvasElement): Promise<Blob> {
+    return new Promise(function(resolve) {
+        canvas.toBlob(resolve);
+    });
+}
+
+export type SafetensorsMetadata = Record<string, string>
+
+export async function getSafetensorsMetadata(folder: string, filename: string): Promise<SafetensorsMetadata> {
+    const url = configState.getBackendURL();
+    const params = new URLSearchParams({ filename })
+
+    return fetch(new Request(url + `/view_metadata/${folder}?` + params)).then(r => r.json())
+}
+
+export function partition<T>(myArray: T[], chunkSize: number): T[] {
+    let index = 0;
+    const arrayLength = myArray.length;
+    const tempArray = [];
+
+    for (index = 0; index < arrayLength; index += chunkSize) {
+        const myChunk = myArray.slice(index, index + chunkSize);
+        tempArray.push(myChunk);
+    }
+
+    return tempArray;
+}
+
+const MOBILE_USER_AGENTS = ["iPhone", "iPad", "Android", "BlackBerry", "WebOs"].map(a => new RegExp(a, "i"))
+
+export function isMobileBrowser(userAgent: string): boolean {
+    return MOBILE_USER_AGENTS.some(a => userAgent.match(a))
+}
--- a/src/lib/widgets/ComboWidget.svelte
+++ b/src/lib/widgets/ComboWidget.svelte
@@ -8,6 +8,7 @@
 import { type WidgetLayout } from "$lib/stores/layoutStates";
 import { get, writable, type Writable } from "svelte/store";
 import { isDisabled } from "./utils"
+ import { getSafetensorsMetadata } from '$lib/utils';
 export let widget: WidgetLayout | null = null;
 export let isMobile: boolean = false;
 let node: ComfyComboNode | null = null;
@@ -73,26 +74,10 @@
     }
 }

- function onSelect(e: CustomEvent<any>) {
-     if (input)
-         input.blur();
-     navigator.vibrate(20)
-
-     const item = e.detail
-
-     console.debug("[ComboWidget] SELECT", item, item.index)
-     $nodeValue = item.value;
-     activeIndex = item.index;
-     listOpen = false;
- }
-
 let activeIndex = null;
 let hoverItemIndex = null;
 let filterText = "";
 let listOpen = null;
- let scrollToIndex = null;
- let start = 0;
- let end = 0;

 function handleHover(index: number) {
     // console.warn("HOV", index)
@@ -107,7 +92,9 @@
     $nodeValue = item.value
     listOpen = false;
     filterText = ""
-     input?.blur()
+     setTimeout(() => {
+         input?.blur();
+     }, 100)
 }

 function onFilter() {
@@ -129,10 +116,25 @@
     };
 }

+ let title: ""
+
+ $: nodeValue && $nodeValue && (title = getTitle($nodeValue))
+
+ function getTitle(value?: string) {
+     if (value == null) {
+         if (!nodeValue)
+             return ""
+         value = $nodeValue
+     }
+
+     if (value && value.length > 80)
+         return String(value)
+     return ""
+ }
 </script>

 <div class="wrapper comfy-combo" class:mobile={isMobile} class:updated={$lightUp}>
-    <label>
+    <label title={title}>
        {#if widget.attrs.title !== ""}
            <BlockTitle show_label={true}>
                {widget.attrs.title}
@@ -158,7 +160,10 @@
            on:select={(e) => handleSelect(e.detail.index)}
            on:blur
            on:filter={onFilter}>
-            <div class="comfy-select-list" slot="list" let:filteredItems>
+            <div class="comfy-select-list" slot="list"
+                 class:mobile={isMobile}
+                 let:filteredItems
+                 style:--maxLabelWidth={node.maxLabelWidthChars || 100}>
                {#if filteredItems.length > 0}
                    {@const itemSize = isMobile ? 50 : 25}
                    {@const itemsToShow = isMobile ? 10 : 30}
@@ -175,6 +180,7 @@
                                class:mobile={isMobile}
                                let:index={i}
                                let:style
+                                title={getTitle(filteredItems[i].label)}
                                {style}
                                class:active={activeIndex === filteredItems[i].index}
                                class:hover={hoverItemIndex === i}
@@ -274,8 +280,15 @@
 }

 .comfy-select-list {
-     width: 30rem;
+     --maxLabelWidth: 100;
+     --maxListWidth: 50vw;
+     &.mobile {
+         --maxListWidth: 80vw;
+     }
+
+     font-size: 14px;
     color: var(--item-color);
+     width: min(calc((var(--maxLabelWidth) + 10) * 1ch), var(--maxListWidth));

     > :global(.virtual-list-wrapper) {
         box-shadow: var(--block-shadow);
--- a/src/lib/widgets/GalleryWidget.svelte
+++ b/src/lib/widgets/GalleryWidget.svelte
@@ -11,6 +11,7 @@
 import { clamp, comfyBoxImageToComfyURL, type ComfyBoxImageMetadata } from "$lib/utils";
 import { f7 } from "framework7-svelte";
 import type { ComfyGalleryNode } from "$lib/nodes/widgets";
+	import { showMobileLightbox } from "$lib/components/utils";

 export let widget: WidgetLayout | null = null;
 export let isMobile: boolean = false;
@@ -47,19 +48,8 @@
     object_fit: "cover",
     // preview: true
 }
- let element: HTMLDivElement;
-
- let mobileLightbox = null;
-
- function showMobileLightbox(source: HTMLImageElement) {
-     if (!f7)
-         return
-
-     if (mobileLightbox) {
-         mobileLightbox.destroy();
-         mobileLightbox = null;
-     }

+ function showMobileLightbox_(source: HTMLImageElement, selectedImage: number) {
     const galleryElem = source.closest<HTMLDivElement>("div.block")
     console.debug("[ImageViewer] showModal", source, galleryElem);
     if (!galleryElem || ImageViewer.all_gallery_buttons(galleryElem).length === 0) {
@@ -72,23 +62,16 @@
     const images = allGalleryButtons.map(button => {
         return {
             url: (button.children[0] as HTMLImageElement).src,
-             caption: "Image"
+             // caption: "Image"
         }
     })

-     history.pushState({ type: "gallery" }, "");
-
-     mobileLightbox = f7.photoBrowser.create({
-         photos: images,
-         thumbs: images.map(i => i.url),
-         type: 'popup',
-     });
-     mobileLightbox.open($selected_image)
+     showMobileLightbox(images, selectedImage, { thumbs: images });
 }

 function onClicked(e: CustomEvent<HTMLImageElement>) {
     if (isMobile) {
-         showMobileLightbox(e.detail)
+         showMobileLightbox_(e.detail, $selected_image)
     }
     else {
         ImageViewer.instance.showLightbox(e.detail)
@@ -103,7 +86,7 @@

 {#if widget && node && nodeValue && $nodeValue}
    {#if widget.attrs.variant === "image"}
-        <div class="wrapper comfy-image-widget" style={widget.attrs.style || ""} bind:this={element}>
+        <div class="wrapper comfy-image-widget" style={widget.attrs.style || ""}>
            <Block variant="solid" padding={false}>
                {#if $nodeValue && $nodeValue.length > 0}
                    {@const value = $nodeValue[$nodeValue.length-1]}
@@ -122,7 +105,7 @@
        </div>
    {:else}
        {@const images = $nodeValue.map(comfyBoxImageToComfyURL)}
-        <div class="wrapper comfy-gallery-widget gradio-gallery" style={widget.attrs.style || ""} bind:this={element}>
+        <div class="wrapper comfy-gallery-widget gradio-gallery" style={widget.attrs.style || ""}>
            <Block variant="solid" padding={false}>
                <div class="padding">
                    <Gallery
--- a/src/lib/widgets/ImageUploadWidget.svelte
+++ b/src/lib/widgets/ImageUploadWidget.svelte
@@ -3,46 +3,148 @@
 import { Block } from "@gradio/atoms";
 import { TextBox } from "@gradio/form";
 import Row from "$lib/components/gradio/app/Row.svelte";
- import { get, writable, type Writable } from "svelte/store";
- import Modal from "$lib/components/Modal.svelte";
+ import { writable, type Writable } from "svelte/store";
 import { Button } from "@gradio/button";
- import { Embed as Klecks } from "klecks";
-
- import "klecks/style/style.scss";
+ import {
+     type ComfyBoxImageMetadata,
+     comfyFileToComfyBoxMetadata,
+     comfyBoxImageToComfyFile,
+     type ComfyImageLocation,
+     comfyBoxImageToComfyURL,
+     convertComfyOutputToComfyURL,
+     batchUploadBlobsToComfyUI,
+     canvasToBlob,
+	 basename
+ } from "$lib/utils";
 import ImageUpload from "$lib/components/ImageUpload.svelte";
- import { uploadImageToComfyUI, type ComfyBoxImageMetadata, comfyFileToComfyBoxMetadata, comfyBoxImageToComfyURL, comfyBoxImageToComfyFile, type ComfyUploadImageType, type ComfyImageLocation } from "$lib/utils";
- import configState from "$lib/stores/configState";
 import notify from "$lib/notify";
- import NumberInput from "$lib/components/NumberInput.svelte";
-	import type { ComfyImageEditorNode } from "$lib/nodes/widgets";
-	import { ImageViewer } from "$lib/ImageViewer";
-	import { generateBlankCanvas, generateImageCanvas } from "./utils";
+ import { ImageViewer } from "$lib/ImageViewer";
+ import MaskCanvas, { type LineGroup, type MaskCanvasData } from "$lib/components/MaskCanvas.svelte";
+ import type { ComfyImageUploadNode } from "$lib/nodes/widgets";
+	import { tick } from "svelte";

 export let widget: WidgetLayout | null = null;
 export let isMobile: boolean = false;
- let node: ComfyImageEditorNode | null = null;
+ let node: ComfyImageUploadNode | null = null;
 let nodeValue: Writable<ComfyBoxImageMetadata[]> | null = null;
- let attrsChanged: Writable<number> | null = null;

 let imgWidth: Writable<number> = writable(0);
 let imgHeight: Writable<number> = writable(0);

+ let maskCanvasComp: MaskCanvas | null = null;
+ let editMask: boolean = false;
+
 $: widget && setNodeValue(widget);

+ let canMask = false;
+ $: canMask = (node?.properties?.maskCount || 0) > 0;
+ $: if (!canMask) clearMask();
+
+
 function setNodeValue(widget: WidgetLayout) {
     if (widget) {
-         node = widget.node as ComfyImageEditorNode
+         node = widget.node as ComfyImageUploadNode
         nodeValue = node.value;
-         attrsChanged = widget.attrsChanged;
         imgWidth = node.imgWidth
         imgHeight = node.imgHeight
         status = $nodeValue && $nodeValue.length > 0 ? "uploaded" : "empty"
     }
 };

+ let hasImage = false;
+ $: hasImage = $nodeValue && $nodeValue.length > 0;
+ $: if (!hasImage) {
+     editMask = false;
+ }
+
+ let mask: ComfyImageLocation | null;
+ $: if (hasImage && canMask) {
+     mask = $nodeValue[0].children?.find(i => i.tags.includes("mask"))?.comfyUIFile;
+ }
+ else {
+     mask = null;
+ }
+
+ const MASK_FILENAME: string = "ComfyBoxMask.png"
+
+ async function onMaskReleased(e: CustomEvent<MaskCanvasData>) {
+     const data = e.detail;
+     if (data.maskCanvas != null && data.hasMask) {
+         await saveMask(data.maskCanvas)
+     }
+ }
+
+ async function saveMask(maskCanvas: HTMLCanvasElement) {
+     if (!canMask) {
+         notify("Mask editing is disabled for this widget.", { type: "warning" })
+         return;
+     }
+     if (!maskCanvas) {
+         notify("No mask canvas!", { type: "warning" })
+         return
+     }
+     if (!$nodeValue || $nodeValue.length === 0) {
+         notify("No image uploaded to apply mask to.", { type: "warning" })
+         return
+     }
+
+     const hadNoMask = $nodeValue[0].children.findIndex(i => i.tags?.includes("mask")) === -1;
+     const existFilename = $nodeValue[0].comfyUIFile.filename
+     const filename = existFilename ? `${basename(existFilename)}_mask.png` : MASK_FILENAME
+
+     console.warn("[ImageUpload] UPLOAD MASK", filename)
+
+     await canvasToBlob(maskCanvas)
+         .then(blob => batchUploadBlobsToComfyUI([{
+             blob,
+             filename,
+             overwrite: true
+         }]))
+         .then(result => {
+             const meta = result.files.map(f => {
+                 const m = comfyFileToComfyBoxMetadata(f)
+                 m.tags = ["mask"]
+                 m.width = maskCanvas.width;
+                 m.height = maskCanvas.height;
+                 return m;
+             });
+             if ($nodeValue.length > 0) {
+                 // TODO support multiple images?
+                 $nodeValue[0].children = meta;
+                 if (hadNoMask) {
+                     notify("Uploaded mask successfully!", { type: "success" })
+                 }
+             }
+             else {
+                 throw new Error("No image was uploaded yet.")
+             }
+         })
+         .catch(error => {
+             notify(`Failed to upload mask to ComfyUI: ${error}`, { type: "error", timeout: 10000 })
+         })
+ }
+
+ function clearMask() {
+     for (const image of $nodeValue) {
+         // TODO other child image types preserved here?
+         image.children = [];
+     }
+     mask = null;
+     if (maskCanvasComp) {
+         maskCanvasComp.clearStrokes();
+     }
+ }
+
+ async function toggleEditMask() {
+     editMask = !editMask;
+     await tick();
+     if (maskCanvasComp) {
+         maskCanvasComp.recenterImage();
+     }
+ }
+
 let editorRoot: HTMLDivElement | null = null;
 let showModal = false;
- let kl: Klecks | null = null;

 function disposeEditor() {
     console.warn("[ImageEditorWidget] CLOSING", widget, $nodeValue)
@@ -53,96 +155,9 @@
         }
     }

-     kl = null;
     showModal = false;
 }

- const FILENAME: string = "ComfyUITemp.png";
- const SUBFOLDER: string = "ComfyBox_Editor";
- const DIRECTORY: ComfyUploadImageType = "input";
-
- async function submitKlecksToComfyUI(onSuccess: () => void, onError: () => void) {
-     const blob = kl.getPNG();
-
-     status = "uploading"
-
-     await uploadImageToComfyUI(blob, FILENAME, DIRECTORY, SUBFOLDER)
-         .then((entry: ComfyImageLocation) => {
-             const meta: ComfyBoxImageMetadata = comfyFileToComfyBoxMetadata(entry);
-             $nodeValue = [meta] // TODO more than one image
-             status = "uploaded"
-             notify("Saved image to ComfyUI!", { type: "success" })
-             onSuccess();
-         })
-         .catch(err => {
-             notify(`Failed to upload image from editor: ${err}`, { type: "error", timeout: 10000 })
-             status = "error"
-             uploadError = err;
-             $nodeValue = []
-             onError();
-         })
- }
-
- let closeDialog = null;
-
- async function saveAndClose() {
-     console.log(closeDialog, kl)
-     if (!closeDialog || !kl)
-         return;
-
-     submitKlecksToComfyUI(() => {}, () => {});
-     closeDialog()
- }
-
- let blankImageWidth = 512;
- let blankImageHeight = 512;
-
- async function openImageEditor() {
-     if (!editorRoot)
-         return;
-
-     showModal = true;
-
-     const url = configState.getBackendURL();
-
-     kl = new Klecks({
-         embedUrl: url,
-         onSubmit: submitKlecksToComfyUI,
-         targetEl: editorRoot,
-         warnOnPageClose: false
-     });
-
-     console.warn("[ImageEditorWidget] OPENING", widget, $nodeValue)
-
-     let canvas = null;
-     let width = blankImageWidth;
-     let height = blankImageHeight;
-
-     if ($nodeValue && $nodeValue.length > 0) {
-         const comfyImage = $nodeValue[0];
-         const comfyURL = comfyBoxImageToComfyURL(comfyImage);
-         [canvas, width, height] = await generateImageCanvas(comfyURL);
-     }
-     else {
-         canvas = generateBlankCanvas(width, height);
-     }
-
-     kl.openProject({
-         width: width,
-         height: height,
-         layers: [{
-             name: 'Image',
-             opacity: 1,
-             mixModeStr: 'source-over',
-             image: canvas
-         }]
-     });
-
-     setTimeout(function () {
-         kl?.klApp?.out("yo");
-     }, 1000);
- }
-
 function openLightbox() {
     if (!$nodeValue || $nodeValue.length === 0)
         return;
@@ -185,9 +200,6 @@
     notify(`Failed to upload image to ComfyUI: ${uploadError}`, { type: "error", timeout: 10000 })
 }

- function onChange(e: CustomEvent<ComfyImageLocation[]>) {
- }
-
 let _value: ComfyImageLocation[] = []
 $: if ($nodeValue)
     _value = $nodeValue.map(comfyBoxImageToComfyFile)
@@ -195,6 +207,9 @@
     _value = []

 $: canEdit = status === "empty" || status === "uploaded";
+
+ function onChange(e: CustomEvent<ComfyImageLocation[]>) {
+ }
 </script>

 <div class="wrapper comfy-image-editor">
@@ -215,64 +230,51 @@
        />
    {:else}
        <div class="comfy-image-editor-panel">
-            <ImageUpload value={_value}
-                         bind:imgWidth={$imgWidth}
-                         bind:imgHeight={$imgHeight}
-                         fileCount={"single"}
-                         elem_classes={[]}
-                         style={""}
-                         label={widget.attrs.title}
-                         on:uploading={onUploading}
-                         on:uploaded={onUploaded}
-                         on:upload_error={onUploadError}
-                         on:clear={onClear}
-                         on:change={onChange}
-                         on:image_clicked={openLightbox}
-            />
-            <Modal bind:showModal closeOnClick={false} on:close={disposeEditor} bind:closeDialog>
-                <div>
-                    <div id="klecks-loading-screen">
-                        <span id="klecks-loading-screen-text"></span>
-                    </div>
-                    <div class="image-editor-root" bind:this={editorRoot} />
+            {#if _value && canMask}
+                {@const comfyURL = convertComfyOutputToComfyURL(_value[0])}
+                <div class="mask-canvas-wrapper" style:display={editMask ? "block" : "none"}>
+                    <MaskCanvas bind:this={maskCanvasComp} fileURL={comfyURL} on:release={onMaskReleased} on:loaded={onMaskReleased} />
                </div>
-                <div slot="buttons">
-                    <Button variant="primary" on:click={saveAndClose}>
-                        Save and Close
-                    </Button>
-                    <Button variant="secondary" on:click={closeDialog}>
-                        Discard Edits
-                    </Button>
-                </div>
-            </Modal>
+            {/if}
+            <div style:display={(canMask && editMask) ? "none" : "block"}>
+                <ImageUpload value={_value}
+                             bind:imgWidth={$imgWidth}
+                             bind:imgHeight={$imgHeight}
+                             {mask}
+                             fileCount={"single"}
+                             elem_classes={[]}
+                             style={""}
+                             label={widget.attrs.title}
+                             on:uploading={onUploading}
+                             on:uploaded={onUploaded}
+                             on:upload_error={onUploadError}
+                             on:clear={onClear}
+                             on:change={onChange}
+                             on:image_clicked={openLightbox}
+                />
+            </div>
            <Block>
-                {#if !$nodeValue || $nodeValue.length === 0}
+                {#if hasImage}
+                    {@const maskCount = $nodeValue[0] ? $nodeValue[0].children.filter(f => f.tags?.includes("mask")).length : 0}
                    <Row>
-                        <Row>
-                            <Button variant="secondary" disabled={!canEdit} on:click={openImageEditor}>
-                                Create Image
-                            </Button>
+                        {#if canMask}
                            <div>
-                                <TextBox show_label={false} disabled={true} value="Status: {status}"/>
+                                {#if editMask}
+                                    <Button variant="secondary" on:click={() => { clearMask(); notify("Mask cleared."); }}>
+                                        Clear Mask
+                                    </Button>
+                                {/if}
+                                <Button disabled={!_value} on:click={toggleEditMask}>
+                                    {#if editMask}
+                                        Show Image
+                                    {:else}
+                                        Edit Mask
+                                    {/if}
+                                </Button>
                            </div>
-                            {#if uploadError}
-                                <div>
-                                    Upload error: {uploadError}
-                                </div>
-                            {/if}
-                        </Row>
-                        <Row>
-                            <NumberInput label={"Width"} min={64} max={2048} step={64} bind:value={blankImageWidth} />
-                            <NumberInput label={"Height"} min={64} max={2048} step={64} bind:value={blankImageHeight} />
-                        </Row>
-                    </Row>
-                {:else}
-                    <Row>
-                        <Button variant="secondary" disabled={!canEdit} on:click={openImageEditor}>
-                            Edit Image
-                        </Button>
+                        {/if}
                        <div>
-                            <TextBox label={""} show_label={false} disabled={true} lines={1} max_lines={1} value="Status: {status}"/>
+                            <TextBox label={""} show_label={false} disabled={true} lines={1} max_lines={1} value="Images: {$nodeValue.length}, masks: {maskCount}"/>
                        </div>
                        {#if uploadError}
                            <div>
@@ -287,25 +289,13 @@
 </div>

 <style lang="scss">
- .image-editor-root {
-     width: 75vw;
-     height: 75vh;
-     overflow: hidden;
-
-     color: black;
-
-     :global(> .g-root) {
-         height: calc(100% - 59px);
-     }
- }
-
 .comfy-image-editor {
     :global(> dialog) {
         overflow: hidden;
     }
 }

- :global(.kl-popup) {
-     z-index: 999999999999;
+ .mask-canvas-wrapper {
+     height: calc(var(--size-96) * 1.5);
 }
 </style>
--- a/src/lib/widgets/MarkdownWidget.svelte
+++ b/src/lib/widgets/MarkdownWidget.svelte
@@ -0,0 +1,233 @@
+<script lang="ts">
+ import { type WidgetLayout } from "$lib/stores/layoutStates";
+ import { get, type Writable, writable } from "svelte/store";
+ import { Block } from "@gradio/atoms";
+ import type { ComfyMarkdownNode } from "$lib/nodes/widgets";
+ import SvelteMarkdown from "@dogagenc/svelte-markdown"
+ import NullMarkdownRenderer from "./markdown/NullMarkdownRenderer.svelte"
+ import { SvelteComponentDev } from "svelte/internal";
+
+ export let widget: WidgetLayout | null = null;
+ export let isMobile: boolean = false;
+
+ let node: ComfyMarkdownNode | null = null;
+ let nodeValue: Writable<string> = writable("");
+ let attrsChanged: Writable<number> = writable(0);
+
+ let renderers: Record<string, typeof SvelteComponentDev> = {
+     "html": NullMarkdownRenderer
+ }
+
+ $: widget && setNodeValue(widget);
+
+ function setNodeValue(widget: WidgetLayout) {
+     if (widget) {
+         node = widget.node as ComfyMarkdownNode
+         nodeValue = node.value;
+         attrsChanged = widget.attrsChanged;
+     }
+ };
+</script>
+
+<div class="wrapper prose">
+    {#key $attrsChanged}
+        {#if widget !== null && node !== null}
+            <Block>
+                <SvelteMarkdown source={$nodeValue} {renderers} />
+            </Block>
+        {/if}
+    {/key}
+</div>
+
+<style lang="scss">
+ .wrapper {
+     padding: 2px;
+     width: 100%;
+     height: 100%;
+
+     :global(> button) {
+         height: 100%;
+     }
+
+     :global(> .block) {
+         border-radius: 0 !important;
+     }
+ }
+
+ .prose {
+     font-weight: var(--prose-text-weight);
+     font-size: var(--text-md);
+ }
+
+ .prose * {
+     color: var(--body-text-color);
+ }
+
+ .prose p {
+     margin-bottom: var(--spacing-sm);
+     line-height: var(--line-lg);
+ }
+
+ /* headings
+    –––––––––––––––––––––––––––––––––––––––––––––––––– */
+
+ .prose h1,
+ .prose h2,
+ .prose h3,
+ .prose h4,
+ .prose h5 {
+     margin: var(--spacing-xxl) 0 var(--spacing-lg);
+     font-weight: var(--prose-header-text-weight);
+     line-height: 1.3;
+ }
+
+ .prose > *:first-child {
+     margin-top: 0;
+ }
+
+ .prose h1 {
+     margin-top: 0;
+     font-size: var(--text-xxl);
+ }
+
+ .prose h2 {
+     font-size: var(--text-xl);
+ }
+
+ .prose h3 {
+     font-size: var(--text-lg);
+ }
+
+ .prose h4 {
+     font-size: 1.1em;
+ }
+
+ .prose h5 {
+     font-size: 1.05em;
+ }
+
+ /* lists
+    –––––––––––––––––––––––––––––––––––––––––––––––––– */
+ .prose ul {
+     list-style: circle inside;
+ }
+ .prose ol {
+     list-style: decimal inside;
+ }
+
+ .prose ul > p,
+ .prose li > p {
+     display: inline-block;
+ }
+ .prose ol,
+ .prose ul {
+     margin-top: 0;
+     padding-left: 0;
+ }
+ .prose ul ul,
+ .prose ul ol,
+ .prose ol ol,
+ .prose ol ul {
+     margin: 0.5em 0 0.5em 3em;
+     font-size: 90%;
+ }
+ .prose li {
+     margin-bottom: 0.5em;
+ }
+
+ /* code
+    –––––––––––––––––––––––––––––––––––––––––––––––––– */
+ .prose code {
+     border: 1px solid var(--border-color-primary);
+     border-radius: var(--radius-sm);
+     background: var(--background-fill-secondary);
+     padding: 1px 3px;
+     font-size: 85%;
+     white-space: nowrap;
+ }
+ .prose pre > code {
+     display: block;
+     padding: 0.5em 0.7em;
+     /* font-size: 100%; */
+     white-space: pre;
+ }
+
+ /* tables
+    –––––––––––––––––––––––––––––––––––––––––––––––––– */
+ .prose th,
+ .prose td {
+     border-bottom: 1px solid #e1e1e1;
+     padding: 12px 15px;
+     text-align: left;
+ }
+ .prose th:first-child,
+ .prose td:first-child {
+     padding-left: 0;
+ }
+ .prose th:last-child,
+ .prose td:last-child {
+     padding-right: 0;
+ }
+
+ /* spacing
+    –––––––––––––––––––––––––––––––––––––––––––––––––– */
+ .prose button,
+ .prose .button {
+     margin-bottom: var(--spacing-sm);
+ }
+ .prose input,
+ .prose textarea,
+ .prose select,
+ .prose fieldset {
+     margin-bottom: var(--spacing-sm);
+ }
+ .prose pre,
+ .prose blockquote,
+ .prose dl,
+ .prose figure,
+ .prose table,
+ .prose p,
+ .prose ul,
+ .prose ol,
+ .prose form {
+     margin-bottom: var(--spacing-md);
+ }
+
+ /* links
+    –––––––––––––––––––––––––––––––––––––––––––––––––– */
+ .prose a {
+     color: var(--link-text-color);
+     text-decoration: underline;
+ }
+
+ .prose a:visited {
+     color: var(--link-text-color-visited);
+ }
+
+ .prose a:hover {
+     color: var(--link-text-color-hover);
+ }
+ .prose a:active {
+     color: var(--link-text-color-active);
+ }
+
+ /* misc
+    –––––––––––––––––––––––––––––––––––––––––––––––––– */
+
+ .prose hr {
+     margin-top: 3em;
+     margin-bottom: 3.5em;
+     border-width: 0;
+     border-top: 1px solid #e1e1e1;
+ }
+
+ .prose blockquote {
+     margin: var(--size-6) 0 !important;
+     border-left: 5px solid var(--border-color-primary);
+     padding-left: var(--size-2);
+ }
+
+ .prose :last-child {
+     margin-bottom: 0 !important;
+ }
+</style>
--- a/src/lib/widgets/markdown/NullMarkdownRenderer.svelte
+++ b/src/lib/widgets/markdown/NullMarkdownRenderer.svelte
@@ -0,0 +1,7 @@
+<script>
+  export let href = "";
+  export let title = undefined;
+  export let text = "";
+</script>
+
+<div/>
--- a/src/main-desktop.ts
+++ b/src/main-desktop.ts
@@ -1,3 +1,15 @@
+import { isMobileBrowser } from "$lib/utils"
+
+const isMobile = isMobileBrowser(navigator.userAgent);
+
+const params = new URLSearchParams(window.location.search)
+if (params.get("desktop") !== "true") {
+    if (isMobile) {
+        window.location.href = "/mobile/"
+    }
+}
+
+
 // Run node registration before anthing else, in the proper order
 import "$lib/nodeImports";

@@ -12,7 +24,7 @@ const comfyApp = new ComfyApp();

 const app = new App({
    target: document.getElementById("app-root"),
-    props: { app: comfyApp }
+    props: { app: comfyApp, isMobile }
 })

 export default app;
--- a/src/mobile/GenToolbar.svelte
+++ b/src/mobile/GenToolbar.svelte
@@ -1,19 +1,11 @@
 <script lang="ts">
 import ComfyApp, { type SerializedAppState } from "$lib/components/ComfyApp";
- import queueState from "$lib/stores/queueState";
 import workflowState, { ComfyBoxWorkflow } from "$lib/stores/workflowState";
- import { getNodeInfo } from "$lib/utils"

 import { Link, Toolbar } from "framework7-svelte"
- import ProgressBar from "$lib/components/ProgressBar.svelte";
-	import Indicator from "./Indicator.svelte";
-	import interfaceState from "$lib/stores/interfaceState";
-	import type { WritableLayoutStateStore } from "$lib/stores/layoutStates";

 export let subworkflowID: number = -1;
 export let app: ComfyApp = undefined;
- let layoutState: WritableLayoutStateStore = null;
- let fileInput: HTMLInputElement = undefined;
 let workflow: ComfyBoxWorkflow | null = null;

 $: workflow = $workflowState.activeWorkflow;
@@ -22,111 +14,28 @@
     navigator.vibrate(20)
     app.runDefaultQueueAction()
 }
-
- async function refreshCombos() {
-     navigator.vibrate(20)
-     await app.refreshComboInNodes()
- }
-
- function doSave(): void {
-     if (!fileInput)
-         return;
-
-     navigator.vibrate(20)
-     app.querySave()
- }
-
- function doLoad(): void {
-     if (!fileInput)
-         return;
-
-     navigator.vibrate(20)
-     fileInput.value = null;
-     fileInput.click();
- }
-
- function loadWorkflow(): void {
-     app.handleFile(fileInput.files[0]);
-}
-
- function doSaveLocal(): void {
-     navigator.vibrate(20)
-     app.saveStateToLocalStorage();
- }
 </script>

-<div class="bottom">
-    {#if $queueState.runningNodeID || $queueState.progress}
-        <div class="node-name">
-            <span>Node: {getNodeInfo($queueState.runningNodeID)}</span>
-        </div>
-        <div class="progress-bar">
-            <ProgressBar value={$queueState.progress?.value} max={$queueState.progress?.max} />
-        </div>
-    {/if}
-    {#if typeof $queueState.queueRemaining === "number" && $queueState.queueRemaining > 0}
-        <div class="queue-remaining in-progress">
-            <div>
-                Queued prompts: {$queueState.queueRemaining}.
-            </div>
-        </div>
-    {/if}
-</div>
-<Toolbar bottom>
+<Toolbar bottom color="red" style="bottom: calc(var(--f7-toolbar-height))">
    {#if workflow != null && workflow.attrs.queuePromptButtonName != ""}
-        <Link on:click={queuePrompt}>
-            {workflow.attrs.queuePromptButtonName}
-        </Link>
+        <div style:width="100%">
+            <Link on:click={queuePrompt}>
+                {workflow.attrs.queuePromptButtonName}
+            </Link>
+        </div>
    {/if}
-    <Link on:click={refreshCombos}>🔄</Link>
-    <Link on:click={doSave}>Save</Link>
-    <Link on:click={doSaveLocal}>Save Local</Link>
-    <Link on:click={doLoad}>Load</Link>
-    <input bind:this={fileInput} id="comfy-file-input" type="file" accept=".json" on:change={loadWorkflow} />
 </Toolbar>
-{#if $interfaceState.showIndicator}
-    <Indicator value={$interfaceState.indicatorValue} />
-{/if}

 <style lang="scss">
 #comfy-file-input {
     display: none;
 }

- .bottom {
-     display: flex;
-     flex-direction: row;
-     position: absolute;
-     text-align: center;
-     width: 100%;
-     height: 2rem;
-     bottom: calc(var(--f7-toolbar-height) + var(--f7-safe-area-bottom));
-     z-index: var(--layer-top);
-     background-color: grey;
+ :global(.toolbar) {
+     --f7-toolbar-font-size: 13pt;
+ }

-     .node-name {
-         flex-grow: 1;
-         background-color: var(--color-red-300);
-         padding: 0.2em;
-         display: flex;
-         justify-content: center;
-         align-items: center;
-     }
-
-     .progress-bar {
-         flex-grow: 10;
-         background-color: var(--color-red-300);
-         display: flex;
-         justify-content: center;
-         align-items: center;
-     }
-
-     .queue-remaining {
-         flex-grow: 1;
-         padding: 0.2em;
-         &.in-progress {
-             background-color: var(--secondary-300);
-         }
-     }
+ :global(.dark .toolbar.color-red) {
+     background: var(--neutral-700) !important;
 }
 </style>
--- a/src/mobile/MainToolbar.svelte
+++ b/src/mobile/MainToolbar.svelte
@@ -0,0 +1,198 @@
+<script lang="ts">
+ import ComfyApp, { type SerializedAppState } from "$lib/components/ComfyApp";
+ import queueState from "$lib/stores/queueState";
+ import workflowState, { ComfyBoxWorkflow } from "$lib/stores/workflowState";
+ import { getNodeInfo } from "$lib/utils"
+ import { LayoutTextSidebarReverse, Image, Grid } from "svelte-bootstrap-icons";
+
+ import { Link, Toolbar } from "framework7-svelte"
+ import ProgressBar from "$lib/components/ProgressBar.svelte";
+ import Progressbar from "$lib/components/f7/progressbar.svelte";
+ import Indicator from "./Indicator.svelte";
+ import interfaceState from "$lib/stores/interfaceState";
+ import type { WritableLayoutStateStore } from "$lib/stores/layoutStates";
+
+ export let subworkflowID: number = -1;
+ export let app: ComfyApp = undefined;
+ let layoutState: WritableLayoutStateStore = null;
+ let fileInput: HTMLInputElement = undefined;
+ let workflow: ComfyBoxWorkflow | null = null;
+
+ $: workflow = $workflowState.activeWorkflow;
+
+ function queuePrompt() {
+     navigator.vibrate(20)
+     app.runDefaultQueueAction()
+ }
+
+ async function refreshCombos() {
+     navigator.vibrate(20)
+     await app.refreshComboInNodes()
+ }
+
+ function doSave(): void {
+     if (!fileInput)
+         return;
+
+     navigator.vibrate(20)
+     app.querySave()
+ }
+
+ function doLoad(): void {
+     if (!fileInput)
+         return;
+
+     navigator.vibrate(20)
+     fileInput.value = null;
+     fileInput.click();
+ }
+
+ function loadWorkflow(): void {
+     app.handleFile(fileInput.files[0]);
+}
+
+ function doSaveLocal(): void {
+     navigator.vibrate(20)
+     app.saveStateToLocalStorage();
+ }
+
+ let queued: false;
+ $: queued = Boolean($queueState.runningNodeID || $queueState.progress)
+
+ let running = false;
+ $: running = typeof $queueState.queueRemaining === "number" && $queueState.queueRemaining > 0;
+
+ let progress;
+ $: progress = $queueState.progress
+
+ let progressPercent = 0
+ let progressText = ""
+ $: if (progress) {
+     progressPercent = (progress.value / progress.max) * 100;
+     progressText = progressPercent.toFixed(1) + "%";
+ } else {
+     progressPercent = 0
+     progressText = "??.?%"
+ }
+
+ let centerHref = "/workflows/"
+ $: if ($interfaceState.selectedWorkflowIndex && !$interfaceState.showingWorkflow) {
+     centerHref = `/workflows/${$interfaceState.selectedWorkflowIndex}/`
+ }
+ else {
+     centerHref = "/workflows/";
+ }
+
+ let toolbarCount = 0;
+ $: toolbarCount = $interfaceState.showingWorkflow ? 2 : 1;
+
+ const ICON_SIZE = "1.5rem";
+
+ let selectedTab = 1;
+</script>
+
+<div class="bottom" style:--toolbarCount={toolbarCount}>
+    <div class="bars">
+        {#if queued}
+            <div class="node-name">
+                <span>Node: {getNodeInfo($queueState.runningNodeID)} ({progressText})</span>
+            </div>
+        {/if}
+    </div>
+    <div class="wrapper">
+        {#if queued}
+            {#if progress}
+                <Progressbar color="blue" progress={progressPercent} />
+            {:else if running}
+                <Progressbar color="blue" infinite />
+            {/if}
+        {/if}
+    </div>
+</div>
+<Toolbar bottom tabbar color="blue" class={toolbarCount > 1 ? "hasGenToolbar" : ""}>
+    <Link transition="f7-dive" href="/queue/" tabLinkActive={$interfaceState.selectedTab === 0}>
+        <LayoutTextSidebarReverse width={ICON_SIZE} height={ICON_SIZE} />
+    </Link>
+    <Link transition="f7-dive" href={centerHref} tabLinkActive={$interfaceState.selectedTab === 1}>
+        <Image width={ICON_SIZE} height={ICON_SIZE} />
+    </Link>
+    <Link transition="f7-dive" href="/gallery/" tabLinkActive={$interfaceState.selectedTab === 2}>
+        <Grid width={ICON_SIZE} height={ICON_SIZE} />
+    </Link>
+</Toolbar>
+{#if $interfaceState.showIndicator}
+    <Indicator value={$interfaceState.indicatorValue} />
+{/if}
+
+<style lang="scss">
+ #comfy-file-input {
+     display: none;
+ }
+
+ :global(.progressbar.color-blue) {
+     background: var(--neutral-400) !important;
+ }
+
+ :global(.dark .progressbar.color-blue) {
+     background: var(--neutral-500) !important;
+ }
+
+ :global(.dark .toolbar.color-blue) {
+     background: var(--neutral-800) !important;
+ }
+
+ :global(.dark .toolbar.color-blue.hasGenToolbar) {
+     border-top: 2px solid var(--neutral-600);
+ }
+
+ :global(.dark .tab-link-active) {
+     --f7-tabbar-link-active-color: var(--secondary-500);
+     --f7-tabbar-link-active-bg-color: #283547;
+ }
+
+ .bottom {
+     --toolbarCount: 1;
+     position: absolute;
+     text-align: center;
+     width: 100%;
+     font-size: 13pt;
+     bottom: calc(var(--f7-toolbar-height) * var(--toolbarCount));
+     z-index: var(--layer-top);
+ }
+
+ .bars {
+     display: flex;
+     flex-direction: row;
+
+     .bars {
+         display: flex;
+         flex-direction: row;
+     }
+
+     .node-name {
+         flex-grow: 1;
+         background-color: var(--comfy-node-name-background);
+         color: var(--comfy-node-name-foreground);
+         padding: 0.2em;
+         display: flex;
+         justify-content: center;
+         align-items: center;
+     }
+
+     .progress-bar {
+         flex-grow: 10;
+         background-color: var(--color-red-300);
+         display: flex;
+         justify-content: center;
+         align-items: center;
+     }
+
+     .queue-remaining {
+         flex-grow: 1;
+         padding: 0.2em;
+         &.in-progress {
+             background-color: var(--secondary-300);
+         }
+     }
+ }
+</style>
--- a/src/mobile/routes/gallery.svelte
+++ b/src/mobile/routes/gallery.svelte
@@ -0,0 +1,120 @@
+<script lang="ts">
+ import { Page, Navbar, Block, Tabs, Tab, NavLeft, NavTitle, NavRight, Link, f7 } from "framework7-svelte"
+ import WidgetContainer from "$lib/components/WidgetContainer.svelte";
+ import type ComfyApp from "$lib/components/ComfyApp";
+ import { writable, type Writable } from "svelte/store";
+ import type { IDragItem, WritableLayoutStateStore } from "$lib/stores/layoutStates";
+ import workflowState, { type ComfyBoxWorkflow, type WorkflowInstID } from "$lib/stores/workflowState";
+ import interfaceState from "$lib/stores/interfaceState";
+ import { onMount } from "svelte";
+ import GenToolbar from '../GenToolbar.svelte'
+ import { partition, showLightbox } from "$lib/utils";
+	import uiQueueState, { type QueueUIEntry } from "$lib/stores/uiQueueState";
+	import { showMobileLightbox } from "$lib/components/utils";
+	import notify from "$lib/notify";
+
+ export let app: ComfyApp
+
+ let _entries: ReadonlyArray<QueueUIEntry> = []
+ $: _entries = $uiQueueState.historyUIEntries;
+
+ let allEntries: [QueueUIEntry, string][][] = []
+ let allImages: string[] = []
+
+ let gridCols = 3;
+
+ function onPageBeforeIn() {
+     $interfaceState.selectedTab = 2;
+ }
+
+ $: buildImageList(_entries);
+
+ function buildImageList(entries: ReadonlyArray<QueueUIEntry>) {
+     const _allEntries = []
+     for (const entry of entries) {
+         for (const image of entry.images) {
+             _allEntries.push([entry, image]);
+         }
+     }
+     allEntries = partition(_allEntries, gridCols);
+     allImages = _allEntries.map(p => p[1]);
+ }
+
+ function handleClick(e: MouseEvent, entry: QueueUIEntry, index: number) {
+     showMobileLightbox(allImages, index)
+ }
+
+ async function clearHistory() {
+     f7.dialog.confirm("Are you sure you want to clear the current history?", async () => {
+         await app.clearQueue("history");
+         uiQueueState.updateEntries(true)
+         notify("History cleared!")
+     })
+ }
+</script>
+
+<Page name="gallery" on:pageBeforeIn={onPageBeforeIn}>
+    <Navbar>
+        <NavLeft></NavLeft>
+        <NavTitle>Gallery</NavTitle>
+        <NavRight>
+            <Link on:click={clearHistory}>🗑️</Link>
+        </NavRight>
+    </Navbar>
+
+    <Block>
+        {#each allEntries as group, i}
+            <div class="grid grid-cols-{gridCols} grid-gap">
+                {#each group as [entry, image], j}
+                    {@const index = i * gridCols + j}
+                    <div class="grid-entry">
+                        <!-- svelte-ignore a11y-click-events-have-key-events -->
+                        <img class="grid-entry-image"
+                             on:click={(e) => handleClick(e, entry, index)}
+                        src={image}
+                        loading="lazy"
+                        alt="thumbnail" />
+                    </div>
+                {/each}
+            </div>
+        {/each}
+    </Block>
+</Page>
+
+<style lang="scss">
+ .container {
+     overflow-x: hidden;
+
+     // Disable pull to refresh
+     overscroll-behavior-y: contain;
+
+     // framework7's css conflicts with gradio's
+     :global(.block) {
+         z-index: unset; // f7 sets it to 1
+     }
+ }
+
+ // TODO generalize this to all properties!
+ :global(.root-container.mobile > .block > .v-pane) {
+     flex-direction: column !important;
+ }
+
+ .grid-entry {
+     display: flex;
+     justify-content: center;
+     align-items: center;
+     aspect-ratio: 1 / 1;
+     object-fit: cover;
+ }
+
+ .grid-entry-image {
+     aspect-ratio: 1 / 1;
+     object-fit: cover;
+     margin-bottom: var(--f7-grid-gap);
+
+     &:hover {
+         cursor: pointer;
+         filter: brightness(120%) contrast(120%);
+     }
+ }
+</style>
--- a/src/mobile/routes/home.svelte
+++ b/src/mobile/routes/home.svelte
@@ -1,35 +0,0 @@
-<script lang="ts">
- import ComfyApp, { type SerializedAppState } from "$lib/components/ComfyApp";
-
- import { Page, Navbar, Button, BlockTitle, Block, List, ListItem } from "framework7-svelte"
-
- export let app: ComfyApp | null = null;
-
- async function doLoadDefault() {
-     var confirmed = confirm("Would you like to load the default workflow in a new tab?");
-     if (confirmed) {
-         await app.initDefaultWorkflow();
-     }
- }
-</script>
-
-<Page name="home">
-    <Navbar title="Home Page" />
-
-    <BlockTitle>Yo</BlockTitle>
-    <Block>
-        <div>{app} Nodes</div>
-    </Block>
-
-    <List strong inset dividersIos class="components-list searchbar-found">
-        <ListItem link="/subworkflows/" title="Workflows">
-            <i class="icon icon-f7" slot="media" />
-        </ListItem>
-        <ListItem link="/graph/" title="Show Node Graph">
-            <i class="icon icon-f7" slot="media" />
-        </ListItem>
-    </List>
-    <Block strong outlineIos>
-        <Button fill={true} onClick={doLoadDefault}>Load Default Graph</Button>
-    </Block>
-</Page>
--- a/src/mobile/routes/list-subworkflows.svelte
+++ b/src/mobile/routes/list-subworkflows.svelte
@@ -1,16 +0,0 @@
-<script lang="ts">
- import ComfyApp from "$lib/components/ComfyApp";
- import { Page, Navbar, Link, BlockTitle, Block, List, ListItem } from "framework7-svelte"
-
- export let app: ComfyApp;
-</script>
-
-<Page name="subworkflows">
-  <Navbar title="Workflows" backLink="Back" />
-
-    <List strong inset dividersIos class="components-list searchbar-found">
-        <ListItem link="/subworkflows/{1}/" title="Workflow 1">
-            <i class="icon icon-f7" slot="media" />
-        </ListItem>
-    </List>
-</Page>
--- a/src/mobile/routes/queue.svelte
+++ b/src/mobile/routes/queue.svelte
@@ -0,0 +1,155 @@
+<script lang="ts">
+ import { Page, Navbar, Block, Tabs, Tab, NavLeft, NavTitle, NavRight, Link, List, ListItem, Card, CardHeader, CardContent, CardFooter, f7 } from "framework7-svelte"
+ import WidgetContainer from "$lib/components/WidgetContainer.svelte";
+ import type ComfyApp from "$lib/components/ComfyApp";
+ import { writable, type Writable } from "svelte/store";
+ import type { IDragItem, WritableLayoutStateStore } from "$lib/stores/layoutStates";
+ import workflowState, { type ComfyBoxWorkflow, type WorkflowInstID } from "$lib/stores/workflowState";
+ import interfaceState from "$lib/stores/interfaceState";
+ import { onMount } from "svelte";
+ import GenToolbar from '../GenToolbar.svelte'
+ import { partition, showLightbox, truncateString } from "$lib/utils";
+	import uiQueueState, { type QueueUIEntry } from "$lib/stores/uiQueueState";
+	import { showMobileLightbox } from "$lib/components/utils";
+	import queueState from "$lib/stores/queueState";
+	import notify from "$lib/notify";
+
+ export let app: ComfyApp
+
+ let _entries: ReadonlyArray<QueueUIEntry> = []
+ $: _entries = $uiQueueState.queueUIEntries;
+
+ function onPageBeforeIn() {
+     $interfaceState.selectedTab = 0;
+ }
+
+ async function interrupt() {
+     await app.interrupt();
+ }
+
+ async function clearQueue() {
+     f7.dialog.confirm("Are you sure you want to clear the current queue?", async () => {
+         await app.clearQueue("queue");
+         uiQueueState.updateEntries(true)
+         notify("Queue cleared!")
+     })
+ }
+
+ function findPrompt(entry: QueueUIEntry): string {
+     let s = ""
+     for (const inputs of Object.values(entry.entry.prompt)) {
+         if (inputs.class_type === "CLIPTextEncode") {
+             for (const [key, value] of Object.entries(inputs.inputs)) {
+                 if (key === "text") {
+                     s += value + "\n"
+                 }
+             }
+         }
+     }
+     return truncateString(s, 240);
+ }
+
+ async function doCancel(entry: QueueUIEntry) {
+     if ($queueState.isInterrupting) {
+         return;
+     }
+
+     // TODO support interrupting from multiple running items!
+     if (entry.status === "running") {
+         await app.interrupt();
+     }
+     else {
+         await app.deleteQueueItem("queue", entry.entry.promptID);
+     }
+
+     notify("Queue item canceled.")
+     uiQueueState.updateEntries(true)
+ }
+
+ function getCardImage(entry: QueueUIEntry): string {
+     if (entry.images.length > 0)
+         return entry.images[0]
+     return "https://cdn.framework7.io/placeholder/nature-1000x600-3.jpg"
+ }
+</script>
+
+<Page name="queue" on:pageBeforeIn={onPageBeforeIn}>
+    <Navbar>
+        <NavLeft></NavLeft>
+        <NavTitle>Queue</NavTitle>
+        <NavRight>
+            <Link on:click={interrupt}>🛑️</Link>
+            <Link on:click={clearQueue}>🗑️</Link>
+        </NavRight>
+    </Navbar>
+
+    <Block>
+        <List>
+            {#each _entries as entry, i}
+                {@const prompt = findPrompt(entry)}
+                <ListItem>
+                    <Card outlineMd class="demo-card-header-pic">
+                        <CardHeader valign="bottom"
+                                    style="background-image: url({getCardImage(entry)})">
+                            {entry.message}
+                        </CardHeader>
+                        <CardContent>
+                            <p class="list-entry-message">{entry.submessage}</p>
+                            <p>
+                                {prompt}
+                            </p>
+                        </CardContent>
+                        <CardFooter>
+                            <Link on:click={() => doCancel(entry)}>Cancel</Link>
+                            {#if entry.date}
+                                <p>{entry.date}</p>
+                            {/if}
+                        </CardFooter>
+                    </Card>
+                </ListItem>
+            {/each}
+        </List>
+    </Block>
+</Page>
+
+<style lang="scss">
+ .container {
+     overflow-x: hidden;
+
+     // Disable pull to refresh
+     overscroll-behavior-y: contain;
+
+     // framework7's css conflicts with gradio's
+     :global(.block) {
+         z-index: unset; // f7 sets it to 1
+     }
+ }
+
+ // TODO generalize this to all properties!
+ :global(.root-container.mobile > .block > .v-pane) {
+     flex-direction: column !important;
+ }
+
+ .grid-entry {
+     display: flex;
+     justify-content: center;
+     align-items: center;
+     aspect-ratio: 1 / 1;
+     object-fit: cover;
+ }
+
+ .grid-entry-image {
+     aspect-ratio: 1 / 1;
+     object-fit: cover;
+     margin-bottom: var(--f7-grid-gap);
+
+     &:hover {
+         cursor: pointer;
+         filter: brightness(120%) contrast(120%);
+     }
+ }
+
+ .list-entry-message {
+     font-size: 15pt;
+ }
+</style>
--- a/src/mobile/routes/subworkflow.svelte
+++ b/src/mobile/routes/subworkflow.svelte
@@ -1,47 +0,0 @@
-<script lang="ts">
- import { Page, Navbar, Link, BlockTitle, Block, List, ListItem, Toolbar } from "framework7-svelte"
- import WidgetContainer from "$lib/components/WidgetContainer.svelte";
- import type ComfyApp from "$lib/components/ComfyApp";
- import { writable, type Writable } from "svelte/store";
- import type { WritableLayoutStateStore } from "$lib/stores/layoutStates";
- import workflowState, { type ComfyBoxWorkflow } from "$lib/stores/workflowState";
-
- export let subworkflowID: number = -1;
- export let app: ComfyApp
-
- // TODO move
- let workflow: ComfyBoxWorkflow | null = null
- let layoutState: WritableLayoutStateStore | null = null;
-
- $: workflow = $workflowState.activeWorkflow;
- $: layoutState = workflow ? workflow.layout : null;
-</script>
-
-<Page name="subworkflow">
-    <Navbar title="Workflow {subworkflowID}" backLink="Back" />
-
-    {#if layoutState}
-        <div class="container">
-            <WidgetContainer bind:dragItem={$layoutState.root} {layoutState} isMobile={true} classes={["root-container", "mobile"]} />
-        </div>
-    {/if}
-</Page>
-
-<style lang="scss">
- .container {
-     overflow-x: hidden;
-
-     // Disable pull to refresh
-     overscroll-behavior-y: contain;
-
-     // framework7's css conflicts with gradio's
-     :global(.block) {
-         z-index: unset; // f7 sets it to 1
-     }
- }
-
- // TODO generalize this to all properties!
- :global(.root-container.mobile > .block > .v-pane) {
-     flex-direction: column !important;
- }
-</style>
--- a/src/mobile/routes/workflow.svelte
+++ b/src/mobile/routes/workflow.svelte
@@ -0,0 +1,114 @@
+<script lang="ts">
+ import { Page, Navbar, Tabs, Tab, NavLeft, NavTitle, NavRight, Link, Actions, ActionsGroup, ActionsButton, ActionsLabel, Sheet, Toolbar, PageContent, Block } from "framework7-svelte"
+ import WidgetContainer from "$lib/components/WidgetContainer.svelte";
+ import type ComfyApp from "$lib/components/ComfyApp";
+ import { writable, type Writable } from "svelte/store";
+ import { MenuUp } from 'svelte-bootstrap-icons';
+ import type { IDragItem, WritableLayoutStateStore } from "$lib/stores/layoutStates";
+ import workflowState, { type ComfyBoxWorkflow, type WorkflowInstID } from "$lib/stores/workflowState";
+ import interfaceState from "$lib/stores/interfaceState";
+ import { onMount } from "svelte";
+ import GenToolbar from '../GenToolbar.svelte'
+	import { onDestroy } from "svelte";
+
+ export let workflowIndex: number;
+ export let app: ComfyApp
+
+ let workflow: ComfyBoxWorkflow;
+ let root: IDragItem | null;
+ let title = ""
+ let actionsOpened = false;
+
+ function onPageBeforeIn() {
+     workflow = $workflowState.openedWorkflows[workflowIndex-1]
+     if (workflow) {
+         workflowState.setActiveWorkflow(app.lCanvas, workflow.id)
+     }
+     $interfaceState.selectedWorkflowIndex = workflowIndex
+     $interfaceState.showingWorkflow = true;
+     $interfaceState.selectedTab = 1;
+ }
+
+ function onPageBeforeOut() {
+     $interfaceState.showingWorkflow = false;
+ }
+
+ async function refreshCombos() {
+     navigator.vibrate(20)
+     await app.refreshComboInNodes()
+ }
+
+ function doSaveLocal(): void {
+     navigator.vibrate(20)
+     app.saveStateToLocalStorage();
+ }
+
+ $: layoutState = workflow?.layout;
+ $: title = workflow?.attrs?.title || `Workflow: ${workflow?.id || workflowIndex}`;
+
+ $: if (layoutState && $layoutState.root) {
+     root = $layoutState.root
+ } else {
+     root = null;
+ }
+</script>
+
+<Page name="workflow" style="--f7-page-toolbar-bottom-offset: calc(var(--f7-toolbar-height) * 2)"
+      on:pageBeforeIn={onPageBeforeIn}
+      on:pageBeforeOut={onPageBeforeOut}
+>
+    <Navbar>
+        <NavLeft backLink="Back" backLinkUrl="/workflows/" backLinkForce={true}></NavLeft>
+        <NavTitle>{title}</NavTitle>
+        <NavRight>
+            <Link icon="icon-bars" on:click={() => {actionsOpened = true;}}>
+            <MenuUp />
+            </Link>
+        </NavRight>
+    </Navbar>
+
+    {#if workflow}
+        {#if root}
+            <div class="container">
+                <WidgetContainer bind:dragItem={root} isMobile={true} classes={["root-container"]} {layoutState} />
+            </div>
+        {/if}
+    {:else}
+        <div>
+            Workflow not found.
+        </div>
+    {/if}
+
+  <Actions bind:opened={actionsOpened}>
+    <ActionsGroup>
+      <ActionsLabel>Actions</ActionsLabel>
+      <ActionsButton strong on:click={refreshCombos}>Refresh Dropdowns</ActionsButton>
+      <ActionsButton strong on:click={doSaveLocal}>Save to Local Storage</ActionsButton>
+      <!-- <ActionsButton>Button 2</ActionsButton> -->
+      <ActionsButton color="red">Cancel</ActionsButton>
+    </ActionsGroup>
+  </Actions>
+</Page>
+
+<style lang="scss">
+ .container {
+     overflow-x: hidden;
+
+     // Disable pull to refresh
+     overscroll-behavior-y: contain;
+
+     // framework7's css conflicts with gradio's
+     :global(.block) {
+         z-index: unset; // f7 sets it to 1
+     }
+ }
+
+ // TODO generalize this to all properties!
+ :global(.root-container.mobile > .block > .v-pane) {
+     flex-direction: column !important;
+ }
+
+ .demo-sheet-push {
+     bottom: calc(var(--f7-toolbar-height) * 3);
+ }
+</style>
--- a/src/mobile/routes/workflows.svelte
+++ b/src/mobile/routes/workflows.svelte
@@ -0,0 +1,74 @@
+<script lang="ts">
+ import ComfyApp, { type SerializedAppState } from "$lib/components/ComfyApp";
+ import workflowState, { ComfyBoxWorkflow, type WorkflowInstID } from "$lib/stores/workflowState";
+ import { onMount } from "svelte";
+ import interfaceState from "$lib/stores/interfaceState";
+ import { f7 } from 'framework7-svelte';
+ import { XCircle } from 'svelte-bootstrap-icons';
+
+ import { Page, Navbar, Button, BlockTitle, Block, List, ListItem } from "framework7-svelte"
+
+ export let app: ComfyApp | null = null;
+ let fileInput: HTMLInputElement = undefined;
+
+ async function doLoadDefault() {
+     f7.dialog.confirm("Would you like to load the default workflow in a new tab?", async () => {
+         await app.initDefaultWorkflow();
+         app.saveStateToLocalStorage(false);
+     })
+ }
+
+ function onClickDelete(workflow: ComfyBoxWorkflow, e: Event) {
+     e.preventDefault();
+     e.stopImmediatePropagation();
+     f7.dialog.confirm("Are you sure you want to delete this workflow?", workflow.attrs.title || `Workflow: ${workflow.id}`,
+                       () => {
+                           app.closeWorkflow(workflow.id);
+                           app.saveStateToLocalStorage(false);
+                       })}
+
+ function doLoad(): void {
+     if (!fileInput)
+         return;
+
+     navigator.vibrate(20)
+     fileInput.value = null;
+     fileInput.click();
+ }
+
+ function loadWorkflow(): void {
+     app.handleFile(fileInput.files[0]);
+}
+
+ function onPageBeforeIn() {
+     $interfaceState.selectedWorkflowIndex = null;
+     $interfaceState.selectedTab = 1;
+ }
+</script>
+
+<Page name="home" on:pageBeforeIn={onPageBeforeIn}>
+    <Navbar title="Home Page" />
+
+    {#if $workflowState.openedWorkflows}
+        <List strong inset dividersIos class="components-list searchbar-found">
+            {#each $workflowState.openedWorkflows as workflow, i}
+                <ListItem link="/workflows/{i+1}/" transition="f7-cover" title={workflow.attrs.title || `Workflow: ${workflow.id}`}>
+                    <svelte:fragment slot="media">
+                        <div on:pointerdown={(e) => onClickDelete(workflow, e)}>
+                            <XCircle width="1.5em" height="1.5em" />
+                        </div>
+                    </svelte:fragment>
+                </ListItem>
+            {/each}
+        </List>
+    {:else}
+        (No workflows opened.)
+    {/if}
+    <Block strong outlineIos>
+        <p class="grid grid-cols-2 grid-gap">
+            <Button outline onClick={doLoadDefault}>Load default graph</Button>
+            <Button outline onClick={doLoad}>Load from file...</Button>
+        </p>
+    </Block>
+    <input bind:this={fileInput} id="comfy-file-input" style:display="none" type="file" accept=".json" on:change={loadWorkflow} />
+</Page>
--- a/src/scss/global.scss
+++ b/src/scss/global.scss
@@ -41,7 +41,7 @@ body {
    --comfy-dropdown-item-background-active: var(--secondary-600);
    --comfy-progress-bar-background: var(--neutral-300);
    --comfy-progress-bar-foreground: var(--secondary-300);
-    --comfy-node-name-background: var(--color-red-300);
+    --comfy-node-name-background: var(--color-blue-200);
    --comfy-node-name-foreground: var(--body-text-color);
    --comfy-spinner-main-color: var(--neutral-400);
    --comfy-spinner-accent-color: var(--secondary-500);
@@ -77,11 +77,9 @@ body {
    --comfy-node-name-foreground: var(--body-text-color);
    --comfy-spinner-main-color: var(--neutral-600);
    --comfy-spinner-accent-color: var(--secondary-600);
-}

-.mobile {
-    --comfy-progress-bar-background: lightgrey;
-    --comfy-progress-bar-foreground: #B3D8A9
+    --f7-navbar-color: var(--body-text-color);
+    --f7-navbar-bg-color: var(--neutral-800);
 }

@mixin square-button {
@@ -92,33 +90,43 @@ body {

     &.primary {
         background: var(--button-primary-background-fill);
-         &:hover {
+         &:hover:not(:disabled) {
             background: var(--button-primary-background-fill-hover);
         }
     }

     &.secondary {
         background: var(--button-secondary-background-fill);
-         &:hover {
+         &:hover:not(:disabled) {
             background: var(--button-secondary-background-fill-hover);
         }
     }

     &.ternary {
         background: var(--panel-background-fill);
-         &:hover {
+         &:hover:not(:disabled) {
             background: var(--block-background-fill);
         }
+         &.selected {
+             background: var(--panel-background-fill);
+         }
     }

-     &:hover {
+     &:hover:not(:disabled) {
         filter: brightness(85%);
     }
-     &:active {
+     &:active:not(:disabled) {
         filter: brightness(50%)
     }
     &.selected {
-         filter: brightness(80%)
+         color: var(--body-text-color);
+         filter: none;
+     }
+
+     &:disabled:not(.selected) {
+         background: var(--neutral-700);
+         color: var(--neutral-400);
+         opacity: 50%;
     }
 }

@@ -242,3 +250,15 @@ button {
 :global([data-is-dnd-shadow-item]) {
    min-height: 5rem;
 }
+
+:global(.dark .photo-browser-popup) {
+    background: var(--neutral-700);
+}
+
+:global(.dark .photo-browser-popup-) {
+    background: var(--neutral-700);
+}
+
+:global(.photo-browser-exposed .toolbar ~ .toolbar.photo-browser-thumbs) {
+    transform: translate3d(0, calc(var(--f7-toolbar-height) * 2), 0);
+}
--- a/src/tests/stores/configStateTests.ts
+++ b/src/tests/stores/configStateTests.ts
@@ -0,0 +1,33 @@
+import { get } from "svelte/store";
+import configState, { type ConfigState } from "$lib/stores/configState"
+import { expect } from 'vitest';
+import UnitTest from "../UnitTest";
+import { Watch } from "@litegraph-ts/nodes-basic";
+
+export default class configStateTests extends UnitTest {
+    test__loadsDefaultsFromInvalid() {
+        const saved = "foo"
+
+        const config = configState.load(saved)
+        expect(config).toBeInstanceOf(Object)
+        expect(config.comfyUIHostname).toEqual("localhost")
+    }
+
+    test__loadsDefaultsFromBlank() {
+        const saved = {}
+
+        const config = configState.load(saved)
+        expect(config).toBeInstanceOf(Object)
+        expect(config.comfyUIHostname).toEqual("localhost")
+    }
+
+    test__loadsDefaultsFromInvalidValues() {
+        const saved = {
+            comfyUIHostname: 1234 as any
+        }
+
+        const config = configState.load(saved)
+        expect(config).toBeInstanceOf(Object)
+        expect(config.comfyUIHostname).toEqual("localhost")
+    }
+}
--- a/src/tests/testSuite.ts
+++ b/src/tests/testSuite.ts
@@ -3,3 +3,4 @@ export { default as ComfyGraphTests } from "./ComfyGraphTests"
 export { default as parseA1111Tests } from "./parseA1111Tests"
 export { default as convertA1111ToStdPromptTests } from "./convertA1111ToStdPromptTests"
 export { default as convertVanillaWorkflowTest } from "./convertVanillaWorkflowTests"
+export { default as configStateTests } from "./stores/configStateTests"
--- a/vite.config.ts
+++ b/vite.config.ts
@@ -55,6 +55,7 @@ export default defineConfig({
        },
    },
    build: {
+        minify: isProduction,
        sourcemap: true,
        rollupOptions: {
            input: {
Author	SHA1	Message	Date
space-nuko	f08f50951f	Show free VRAM	2023-06-02 10:42:25 -05:00
space-nuko	173e9aa61a	Merge pull request #102 from space-nuko/mobile-improvements Mobile improvements	2023-05-31 22:38:50 -05:00
space-nuko	f0c01a66ce	Mobile queue	2023-05-31 22:25:53 -05:00
space-nuko	4547cc1a27	Mobile gallery	2023-05-31 19:19:23 -05:00
space-nuko	3cd623fd20	Refactor UI queue state	2023-05-31 17:34:14 -05:00
space-nuko	263d62cb34	By index instead of workflow ID	2023-05-31 17:04:00 -05:00
space-nuko	d8ac97cb87	More mobile overhauling	2023-05-31 16:58:34 -05:00
space-nuko	6f3275da00	Mobile overhaul	2023-05-31 15:49:45 -05:00
space-nuko	5474687041	Progressbar on mobile improvement	2023-05-31 14:28:56 -05:00
space-nuko	c537cb71bf	Proper mobile redirection	2023-05-31 11:41:48 -05:00
space-nuko	dbef7d0d70	Merge pull request #95 from space-nuko/frontend-note Frontend Markdown note	2023-05-31 10:51:44 -05:00
space-nuko	5270c6750e	Fix	2023-05-29 18:59:11 -05:00
space-nuko	ac53ba226b	Fix	2023-05-29 18:52:48 -05:00
space-nuko	01514421f3	Fix	2023-05-29 18:49:44 -05:00
space-nuko	8890e45b66	Display mask on image upload	2023-05-29 18:45:08 -05:00
space-nuko	97bc7ce6ba	Update litegraph	2023-05-29 18:29:04 -05:00
space-nuko	cba6e6e47c	Don't render markdown embedded HTML	2023-05-29 18:23:29 -05:00
space-nuko	8b1c8ba9ee	Render markdown in frontend	2023-05-29 18:19:09 -05:00
space-nuko	1a23039b60	Merge pull request #94 from space-nuko/disable-notifications Option to control how notifications are shown	2023-05-29 10:31:40 -05:00
space-nuko	51d77ddc53	Option to control how notifications are shown	2023-05-29 10:27:14 -05:00
space-nuko	a2075ede60	Merge pull request #88 from space-nuko/prompt-settings Settings menu	2023-05-28 20:53:48 -05:00
space-nuko	ce6f3b1273	Improve error list	2023-05-28 20:39:21 -05:00
space-nuko	fe736232a9	Enum support	2023-05-28 20:06:08 -05:00
space-nuko	e411d29f09	Basic settings screen	2023-05-28 18:41:54 -05:00
space-nuko	4d8390115d	Config state temp2	2023-05-28 16:48:33 -05:00
space-nuko	8fc4b74aed	Config state temp	2023-05-28 15:08:33 -05:00
space-nuko	0bc9d06910	Jump to node from widget properties button	2023-05-28 11:49:00 -05:00
space-nuko	3be662c598	Click toast item pointer change	2023-05-28 09:19:44 -05:00
space-nuko	0dce8bc2b3	Merge pull request #83 from space-nuko/mask-canvas Mask canvas	2023-05-28 00:57:16 -05:00
space-nuko	45f7a8d2c1	Fix title	2023-05-28 00:47:51 -05:00
space-nuko	60d0fb3128	Update img2img masked workflow	2023-05-28 00:47:51 -05:00
space-nuko	9a29e124e9	Better combo menu width handling	2023-05-28 00:47:51 -05:00
space-nuko	c255e5b425	Show title for cut off select item entries	2023-05-28 00:47:51 -05:00
space-nuko	3b9d4533f9	Preserve mask when sending output into image upload	2023-05-28 00:47:48 -05:00
space-nuko	cb9e8540a0	Mask canvas for masked img2img	2023-05-28 00:47:27 -05:00
space-nuko	7e2b6111dd	Merge pull request #79 from space-nuko/error-handling Better error display	2023-05-28 00:46:47 -05:00
space-nuko	88d99d2bcb	Improve	2023-05-27 09:35:19 -05:00
space-nuko	a3eddfc350	Use pre	2023-05-27 02:07:25 -05:00
space-nuko	5cb93e6581	Fix	2023-05-27 02:04:20 -05:00
space-nuko	17d6e68b75	Update	2023-05-27 02:02:32 -05:00
space-nuko	35b991728f	Fix	2023-05-27 01:53:49 -05:00
space-nuko	49ede4e2c8	Fix	2023-05-27 01:30:20 -05:00
space-nuko	a0b7418caf	Improve error jumping	2023-05-27 01:13:06 -05:00
space-nuko	d144ec2ccd	Show error list	2023-05-27 00:21:55 -05:00
space-nuko	72af089eab	Support as-yet-released error API upp	2023-05-26 23:04:25 -05:00
space-nuko	1da8dc35ec	Reuse sent gallery image width/height	2023-05-26 19:50:19 -05:00
space-nuko	51e02f8179	Fix subgraphs queue string	2023-05-26 19:50:07 -05:00
space-nuko	32ed6cb5fd	Merge pull request #75 from space-nuko/fix-graph-input-output-tags More subgraph/template fixes	2023-05-26 18:00:18 -05:00
space-nuko	2e6030beca	Merge pull request #74 from space-nuko/fix-graph-input-output-tags Support for subgraph actions/events + switch node	2023-05-26 15:16:23 -05:00
space-nuko	9faba38754	Merge pull request #73 from space-nuko/fix-graph-input-output-tags Fixes for tag scoping	2023-05-25 22:18:17 -05:00