RecyclerView包含输入框的时候,添加删除操作会导致数据错乱问题。
- 原因在于item的复用导致的数据错乱,在RecyclerView.Adapter中做标记
1.如果有,先移除掉TextWatcher
if (et.getTag() != null &&et.getTag() instanceof TextWatcher) {
et.removeTextChangedListener((TextWatcher)et.getTag());
}
2.再设置EditTex的值
et.setText(item.getUrl());
TextWatcher textWatcher = 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())) {
...
}
}
};
3.添加TextWatcher 设置tag
et.addTextChangedListener(textWatcher);
et.setTag(textWatcher);