Virtual list in dropdowns

src/lib/stores/layoutState.ts

@@ -219,6 +219,11 @@ export type AttributesSpec = {
      */
     max?: number,
 
+    /*
+     * If `type` is "string", display as a textarea.
+     */
+    multiline?: boolean,
+
     /*
      * Valid `LGraphNode.type`s this property applies to if it's located in a node.
      * These are like "ui/button", "ui/slider".
@@ -386,6 +391,17 @@ const ALL_ATTRIBUTES: AttributesSpecList = [
                 defaultValue: "large"
             },
 
+            // Combo
+            {
+                name: "convertValueToLabelCode",
+                type: "string",
+                location: "nodeProps",
+                editable: true,
+                multiline: true,
+                validNodeTypes: ["ui/combo"],
+                defaultValue: ""
+            },
+
             // Gallery
             {
                 name: "variant",