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src/main/ets/utils/ToolsHelper.ets

@@ -119,7 +119,7 @@ export class ToolsHelper {
    * 双击退出
    * @param msg
    */
-  static doubleAndExit() {
+  static doubleAndExit(event?:()=>void) {
     const cTime = new Date().getTime()
     console.log('=====>', cTime)
     console.log('=====>', cTime - ToolsHelper.oTime)
@@ -127,8 +127,12 @@ export class ToolsHelper {
       ToolsHelper.oTime = cTime
       ToolsHelper.showMessage('双击退出')
     } else {
-      // getContext().getApplicationContext().killAllProcesses();
+      if (event) {
-      (getContext() as common.UIAbilityContext).terminateSelf()
+        event()
+      }else{
+        (getContext() as common.UIAbilityContext).terminateSelf()
+        // getContext().getApplicationContext().killAllProcesses();
+      }
     }
     return true
   }