Android(安卓)监听 home键和菜单键

Android 监听 home键和菜单键

代码粘贴过去就可以用了

// 注册广播
registerReceiver(homeKeyEventReceiver, new IntentFilter(
Intent.ACTION_CLOSE_SYSTEM_DIALOGS));

// 监听home键和菜单键
   private BroadcastReceiver homeKeyEventReceiver = new BroadcastReceiver() {
       String REASON = "reason";
       String HOMEKEY = "homekey";
       String RECENTAPPS = "recentapps";

       @Override
       public void onReceive(Context context, Intent intent) {
           String action = intent.getAction();
           if (action.equals(Intent.ACTION_CLOSE_SYSTEM_DIALOGS)) {
               String reason = intent.getStringExtra(REASON);
               if (TextUtils.equals(reason, HOMEKEY)) {
                   // 点击 Home键
                   Toast.makeText(getApplicationContext(), "Home", 1).show();
               } else if (TextUtils.equals(reason, RECENTAPPS)) {
                   // 点击菜单键
                   Toast.makeText(getApplicationContext(), "菜单键", 1).show();
               }
           }
       }
   };

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