fix: extract WidgetCallbackOptions interface and add curly braces (#8791)

## Summary

improve for https://github.com/Comfy-Org/ComfyUI_frontend/pull/8774

┆Issue is synchronized with this [Notion
page](https://www.notion.so/PR-8791-fix-extract-WidgetCallbackOptions-interface-and-add-curly-braces-3046d73d365081c49e37c0a2596f1958)
by [Unito](https://www.unito.io)

src/scripts/app.ts

@@ -1394,8 +1394,9 @@ export class ComfyApp {
           // Allow widgets to run callbacks before a prompt has been queued
           // e.g. random seed before every gen
           forEachNode(this.rootGraph, (node) => {
-            for (const widget of node.widgets ?? [])
+            for (const widget of node.widgets ?? []) {
               widget.beforeQueued?.({ isPartialExecution })
+            }
           })
 
           const p = await this.graphToPrompt(this.rootGraph)

src/types/litegraph-augmentation.d.ts

@@ -45,10 +45,14 @@ declare module '@/lib/litegraph/src/types/widgets' {
     hidden?: boolean
   }
 
+  interface WidgetCallbackOptions {
+    isPartialExecution?: boolean
+  }
+
   interface IBaseWidget {
     onRemove?(): void
-    beforeQueued?(options?: { isPartialExecution?: boolean }): unknown
-    afterQueued?(options?: { isPartialExecution?: boolean }): unknown
+    beforeQueued?(options?: WidgetCallbackOptions): unknown
+    afterQueued?(options?: WidgetCallbackOptions): unknown
     serializeValue?(node: LGraphNode, index: number): Promise<unknown> | unknown
 
     /**

src/utils/litegraphUtil.ts

@@ -14,7 +14,8 @@ import type {
 } from '@/lib/litegraph/src/types/serialisation'
 import type {
   IBaseWidget,
-  IComboWidget
+  IComboWidget,
+  WidgetCallbackOptions
 } from '@/lib/litegraph/src/types/widgets'
 import type { InputSpec } from '@/schemas/nodeDef/nodeDefSchemaV2'
 
@@ -84,7 +85,7 @@ export const getItemsColorOption = (items: unknown[]): ColorOption | null => {
 export function executeWidgetsCallback(
   nodes: LGraphNode[],
   callbackName: 'onRemove' | 'beforeQueued' | 'afterQueued',
-  options?: { isPartialExecution?: boolean }
+  options?: WidgetCallbackOptions
 ) {
   for (const node of nodes) {
     for (const widget of node.widgets ?? []) {