我是 RecyclerView 的新手,当我在 RecyclerView
中使用带有 4 个 RadioButton
的 RadioGroup
时。一切正常,但是当我向下滚动时在 RecyclerView 中,一个单选按钮被随机 checkin 到另一个位置
布局 row_myList.xml
<RadioGroup>
<RadioButton
android:text="RadioButton"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:id="@+id/btn_radio_test2"
android:button="@null"
android:drawableRight="?android:attr/listChoiceIndicatorSingle"
android:layout_weight="1"
android:gravity="right|center_vertical"
android:textSize="10sp" />
<RadioButton
android:text="RadioButton"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:id="@+id/btn_radio_test3"
android:button="@null"
android:drawableRight="?android:attr/listChoiceIndicatorSingle"
android:layout_weight="1"
android:gravity="right|center_vertical"
android:textSize="10sp" />
<RadioButton
android:text="RadioButton"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:id="@+id/btn_radio_test1"
android:layout_weight="1"
android:button="@null"
android:drawableRight="?android:attr/listChoiceIndicatorSingle"
android:gravity="right|center_vertical"
android:textSize="10sp" />
<RadioButton
android:text="RadioButton"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:id="@+id/btn_radio_test4"
android:layout_weight="1"
android:button="@null"
android:drawableRight="?android:attr/listChoiceIndicatorSingle"
android:gravity="right|center_vertical"
android:textSize="10sp" />
<RadioGroup
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="vertical"
android:id="@+id/radioGp_testi"
android:layout_marginTop="20dp"
android:layout_marginBottom="10dp"
android:layout_marginLeft="5dp"
android:layout_marginRight="5dp"
>
</RadioGroup>
我的适配器代码
public class AdapterQuiz extends RecyclerView.Adapter<AdapterQuiz.MyViewHolder> {
private Activity context;
private ArrayList<HashMap<String,String>>quizs=new ArrayList<>();
private static HashMap<String,String>hashMap;
public AdapterQuiz(final Activity context, ArrayList<HashMap<String,String>>quizs){
this.context=context;
this.quizs=quizs;
}
@Override
public MyViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
View view;
view= LayoutInflater.from(context).inflate(R.layout.row_soalat,parent,false);
return new MyViewHolder(view);
}
@Override
public void onBindViewHolder(final MyViewHolder holder, final int position) {
hashMap=new HashMap<>();
hashMap=quizs.get(position);
holder.rgTesti.setOnCheckedChangeListener(new RadioGroup.OnCheckedChangeListener() {
@Override
public void onCheckedChanged(RadioGroup radioGroup, int i) {
switch (i){
case R.id.btn_radio_test1:
//show a toast
break;
case R.id.btn_radio_test2:
//show a toast
break;
case R.id.btn_radio_test3:
//show a toast
break;
case R.id.btn_radio_test4:
//show a toast
break;
}
}
});
} }
最佳答案
你走错了路...将所有单选按钮都放在单选组中。
关于android - 检查 RecyclerView 中的单选按钮也会检查其他随机单选按钮,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/45302774/