如何添加RecyClerview底部用户的新数据?
m = editTextMsg.getText().toString();
sm.setMessage(m);
editTextMsg.setText("");
Postchat_text();
sm.setProfile(img_url);
sm.setTime(String.valueOf(date));
list_msg.add(0,sm);
adapter.notifyItemRangeChanged(0,list_msg.size()); // not working when add data at bo
msg_list.scrollToPosition(1);
呼叫:
adapter.notifyDataSetChanged();
而不是:
adapter.notifyItemRangeChanged(0,list_msg.size());