@Override
 public void onClick(View v) {
   switch (v.getId()) {
     case R.id.sendBtn:
       mPresenter.sendComment(mPostPath, mInputArean.getText().toString());
       break;
   }
 }
 @Override
 protected void loadData() {
   mSwipeLayout.setRefreshing(true);
   mPresenter.getTopicDetail(mPostPath);
 }
 @Override
 protected void attachVeiw() {
   mPresenter = new TopicDetailPresenter();
   mPresenter.attachView(this);
 }
 @Override
 protected void detachView() {
   mPresenter.detachView();
 }