public void handleMessage(android.os.Message msg) {
   if (progressBar.isShowing()) progressBar.dismiss();
   switch (msg.what) {
     case 0x0001:
       CustomToast.showToast(AdviceActivity.this, "提交成功", 2000);
       finish();
       break;
     case 0x0002:
       CustomToast.showToast(AdviceActivity.this, "提交失败", 2000);
       break;
   }
 };
  @Click(R.id.bt_activity_advice)
  public void sendAdvice() {
    if (mEditTextAdvice.getText().toString().equals("")) {
      CustomToast.showToast(AdviceActivity.this, "意见不能为空", 2000);
      return;
    }
    progressBar.show();
    AVObject backAdvice = new AVObject("advice");
    backAdvice.put("usernumb", Application.user.getId());
    backAdvice.put("username", Application.user.getName());
    backAdvice.put("From", Application.user.getFromData());
    backAdvice.put("To", Application.user.getToData());
    backAdvice.put("Department", Application.user.getDepartment());
    backAdvice.put("advice", mEditTextAdvice.getText().toString());
    backAdvice.saveInBackground(
        new SaveCallback() {

          @Override
          public void done(AVException e) {
            if (e == null) {
              handler.sendEmptyMessage(0x0001);
            } else {
              handler.sendEmptyMessage(0x0002);
            }
          }
        });
  }