RecyclerView包含输入框的时候,添加删除操作会导致数据错乱。记一下。在RecyclerView.Adapter做处理
先移除掉TextWatcher
if (((MyViewHolder) viewHolder).et_url.getTag() instanceof TextWatcher) {
((MyViewHolder) viewHolder).et_url.removeTextChangedListener(
(TextWatcher) ((MyViewHolder) viewHolder).et_url.getTag());
}
//再设置EditTex的值
((MyViewHolder) viewHolder).et_url.setText(item.getUrl());
TextWatcher urltextWatcher = new TextWatcher() {
@Override
public void beforeTextChanged(CharSequence charSequence, int i, int i1, int i2) {
}
@Override
public void onTextChanged(CharSequence charSequence, int i, int i1, int i2) {
}
@Override
public void afterTextChanged(Editable editable) {
if (editable != null && !TextUtils.isEmpty(editable.toString())) {
String url = editable.toString();
item.setUrl(url);
}
}
};
//添加TextWatcher 设置tag
((MyViewHolder) viewHolder).et_url.addTextChangedListener(urltextWatcher); ((MyViewHolder) viewHolder).et_url.setTag(urltextWatcher);



