自动弹出键盘

EditText mContent = (EditText) findViewById(R.id.response_message);mContent.requestFocus();          Timer timer = new Timer();          timer.schedule(new TimerTask() {              @Override              public void run() {                  InputMethodManager imm = (InputMethodManager) mContent.getContext().getSystemService(getApplicationContext().INPUT_METHOD_SERVICE);                  imm.toggleSoftInput(0, InputMethodManager.HIDE_NOT_ALWAYS);              }          }, 200);