Merge pull request #271149 in DEC/fineui from master to feature/x

* commit '867474746217b4170974a676a4d4da87a1b6034c':
  无JIRA fix: pane的内存泄漏

packages/fineui/src/base/1.pane.js

@@ -111,11 +111,11 @@ export class Pane extends Widget {
             }
         ];
         isNotEmptyString(o.loadingText) &&
-            loadingTipItems.push({
+        loadingTipItems.push({
-                type: Text.xtype,
+            type: Text.xtype,
-                text: o.loadingText,
+            text: o.loadingText,
-                tgap: this._getSize(10),
+            tgap: this._getSize(10),
-            });
+        });
 
         return [
             {
@@ -158,4 +158,10 @@ export class Pane extends Widget {
         this.options.items = items || [];
         this.check();
     }
+
+    destroyed() {
+        super.destroyed();
+        Layers.remove(`${this.getName()}-loading`);
+        this._loading?.destroy();
+    }
 }