搜索bug---(1)首页回退键:

(1)首页回退键:

HomeActivity

 @Override
 public void onBackPressed() {
  Log.d(TAG, "onBackPressed");
  
  AlertDialog.Builder build = new AlertDialog.Builder(this.getParent());
  build.setTitle(R.string.logout_tips)
    .setMessage(R.string.logout_content)
    .setPositiveButton(R.string.ok,
      new DialogInterface.OnClickListener() {
       public void onClick(DialogInterface dialog,
         int which) {
        MyApplication.getInstance().exit();

       }
      })
    .setNegativeButton(R.string.cancel,
      new DialogInterface.OnClickListener() {
       public void onClick(DialogInterface dialog,
         int which) {
        // do nothing!
       }
      }).show();
 }