alibaba · JackLian · Aug 14, 2023 · Aug 11, 2023
@@ -222,6 +222,16 @@ export class Editor extends EventEmitter implements IEditor {
     };
   }
 
+  onChange<T = undefined, KeyOrType extends IPublicTypeEditorValueKey = any>(
+    keyOrType: KeyOrType,
+    fn: (data: IPublicTypeEditorGetResult<T, KeyOrType>) => void,
+  ): () => void {
+    this.setWait(keyOrType, fn);
+    return () => {
+      this.delWait(keyOrType, fn);
+    };
+  }
+
   register(data: any, key?: IPublicTypeEditorValueKey): void {
     this.context.set(key || data, data);
     this.notifyGot(key || data);

@@ -181,7 +181,7 @@ export class Material implements IPublicApiMaterial {
   onChangeAssets(fn: () => void): IPublicTypeDisposable {
     const dispose = [
       // 设置 assets，经过 setAssets 赋值
-      this[editorSymbol].onGot('assets', fn),
+      this[editorSymbol].onChange('assets', fn),
       // 增量设置 assets，经过 loadIncrementalAssets 赋值
       this[editorSymbol].eventBus.on('designer.incrementalAssetsReady', fn),
     ];

@@ -15,13 +15,27 @@ export interface IPublicModelEditor extends StrictEventEmitter<EventEmitter, Glo
 
   set: (key: IPublicTypeEditorValueKey, data: any) => void | Promise<void>;
 
+  /**
+   * 获取 keyOrType 一次
+   */
   onceGot: <T = undefined, KeyOrType extends IPublicTypeEditorValueKey = any>(keyOrType: KeyOrType) => Promise<IPublicTypeEditorGetResult<T, KeyOrType>>;
 
+  /**
+   * 获取 keyOrType 多次
+   */
   onGot: <T = undefined, KeyOrType extends IPublicTypeEditorValueKey = any>(
     keyOrType: KeyOrType,
     fn: (data: IPublicTypeEditorGetResult<T, KeyOrType>) => void
   ) => () => void;
 
+  /**
+   * 监听 keyOrType 变化
+   */
+  onChange: <T = undefined, KeyOrType extends IPublicTypeEditorValueKey = any>(
+    keyOrType: KeyOrType,
+    fn: (data: IPublicTypeEditorGetResult<T, KeyOrType>) => void
+  ) => () => void;
+
   register: (data: any, key?: IPublicTypeEditorValueKey, options?: IPublicTypeEditorRegisterOptions) => void;
 
   get eventBus(): IPublicApiEvent;