[Refactor] Move type extensions out of LG (SoC) (#2303)

Co-authored-by: huchenlei <huchenlei@proton.me>

src/scripts/domWidget.ts

@@ -272,7 +272,7 @@ LGraphCanvas.prototype.computeVisibleNodes = function (): LGraphNode[] {
           w.element.hidden = actualHidden
           w.element.style.display = actualHidden ? 'none' : null
           if (actualHidden && !wasHidden) {
-            w.options.onHide?.(w)
+            w.options.onHide?.(w as DOMWidget<HTMLElement, object>)
           }
         }
       }

src/services/litegraphService.ts

@@ -367,7 +367,6 @@ export const useLitegraphService = () => {
         const w = node.widgets[node.widgets.length - 1]
         shiftY = w.last_y
         if (w.computeSize) {
-          // @ts-expect-error requires 1 param
           shiftY += w.computeSize()[1] + 4
           // @ts-expect-error computedHeight only exists for DOMWidget
         } else if (w.computedHeight) {

src/types/litegraph-augmentation.d.ts

@@ -1,10 +1,24 @@
 import '@comfyorg/litegraph'
 import type { LLink } from '@comfyorg/litegraph'
 
+import type { DOMWidget } from '@/scripts/domWidget'
 import type { ComfyNodeDef } from '@/types/apiTypes'
 
 import type { NodeId } from './comfyWorkflow'
 
+/** ComfyUI extensions of litegraph */
+declare module '@comfyorg/litegraph/dist/types/widgets' {
+  interface IWidgetOptions {
+    /** Currently used by DOM widgets only.  Declaring here reduces complexity. */
+    onHide?: (widget: DOMWidget) => void
+  }
+
+  interface IBaseWidget {
+    onRemove?: () => void
+    beforeQueued?: () => unknown
+  }
+}
+
 /**
  *  ComfyUI extensions of litegraph
  */