Hide the frontend's $$ preview widgets from the Inspector rows

Load Image listed its internal $$canvas-image-preview widget as a row in
the Inspector and the pop-out.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

CHANGELOG.md

@@ -31,7 +31,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - **Node Title Emphasis** sits on the title bar instead of the first slot row, and is not drawn on nodes without a title bar such as Reroute.
 - The glass background matches the page past the canvas edge and at canvas zoom of 1.5 and above.
 - **Subgraphs**: The panel, picker, highlight and editing use the graph on screen, so they work inside subgraphs. Title bars and collapsed nodes are hit.
-- **Widget edits** run the widget's callback, redraw the canvas and record undo. CLIPLoader's `type` widget shows again.
+- **Widget edits** run the widget's callback, redraw the canvas and record undo. CLIPLoader's `type` widget shows again. The frontend's internal `$$` preview widgets (e.g. on Load Image) are no longer listed.
 - Dropdowns no longer get orphaned or keep writing after the panel re-renders, and they can be filtered by typing.
 - The panel re-renders only when the shown node changes, so hover, focus and text selection survive.
 - Saved fonts no longer reset on reload, and High Contrast Text applies on load.

src/info-panel/NodeDataExtractor.ts

@@ -69,9 +69,9 @@ export function getImportantNodeParameters(nodeInfo: NodeInfo): ParameterItem[]
         };
     };
 
-    // Every named widget, as the pop-out shows them
+    // Every named widget, as the pop-out shows them. The frontend names its own preview widgets $$...
     for (const widget of nodeInfo.widgets) {
-        if (widget.name && (!SKIP_WIDGET_NAMES.includes(widget.name.toLowerCase()) || widgetSlot(widget))) {
+        if (widget.name && !widget.name.startsWith('$$') && (!SKIP_WIDGET_NAMES.includes(widget.name.toLowerCase()) || widgetSlot(widget))) {
             parameters.push(createParameterItem(widget));
         }
     }

tests/unit/WidgetEditing.test.ts

@@ -268,4 +268,16 @@ describe('getImportantNodeParameters', () => {
         expect(seed.isLinked).toBe(true);
         expect(seed.isEditable).toBe(false);
     });
+
+    it("leaves out the frontend's own $$ preview widgets", () => {
+        const items = getImportantNodeParameters({
+            id: 9, type: 'LoadImage',
+            widgets: [
+                { name: 'image', type: 'combo', value: 'beetle.png', options: { values: ['beetle.png'] } },
+                { name: '$$canvas-image-preview', type: 'image', value: '' }
+            ],
+            inputs: []
+        } as any);
+        expect(items.map(i => i.label)).toEqual(['image']);
+    });
 });

web/info-panel/NodeDataExtractor.js

@@ -33,7 +33,7 @@ function getImportantNodeParameters(nodeInfo) {
     };
   };
   for (const widget of nodeInfo.widgets) {
-    if (widget.name && (!SKIP_WIDGET_NAMES.includes(widget.name.toLowerCase()) || widgetSlot(widget))) {
+    if (widget.name && !widget.name.startsWith("$$") && (!SKIP_WIDGET_NAMES.includes(widget.name.toLowerCase()) || widgetSlot(widget))) {
       parameters.push(createParameterItem(widget));
     }
   }