一种方法可以,但我不知道它是否完美。
当您单击另一个单选按钮时,跟踪现在选中单选按钮的列表视图的位置 ID,然后实施setOnCheckedChangeListener(listener)
并检查已经检查的位置并取消选中该单选按钮。
您可以将单选按钮的状态存储到添加到列表视图中的自定义模型(包含文本视图、图像视图、单选按钮等列表视图单行控件的模型)
check this使用模型并将组件处理到列表视图中的文章,给出了一个复选框的示例
Update
我想你可以这样获得标签
((View)((ViewGroup)listview.getItemAtPosition(0)).getTag()).getTag();
or
((Button)l.getItemAtPosition(0)).getTag();
update 2
假设这是您的适配器和 arraylist 对象
private List<Model> list_model = new ArrayList<Model>();
private ArrayAdapter<Model> modelAdapter;
你的模型类看起来像这样
private class Model{
private String text1 = "";
private boolean isChecked = false;
public Model(String text1){
this.text1 = text1;
isChecked = false;
}
}
你的观看者
private static class ViewHolder{
TextView textView;
RadioButton radioBtn;
}
在构造函数中将 listmodel 传递给此 CustomAdapter 类
private List<Model> list;
private Context context;
public CustomAdapter(Context context, List<Model> list){
super(context,R.layout.list_layout,list);
this.list = list;
this.context = context;
}
now in getView()
@Override
public View getView(int position, View convertView, ViewGroup parent) {
View view = null;
if(convertView == null){
LayoutInflater inflater = (LayoutInflater)context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
view = inflater.inflate(R.layout.gcalendar_list_layout, null);
final ViewHolder viewHolder = new ViewHolder();
viewHolder.textView = (TextView) view.findViewById(R.id.text1);
viewHolder.radioBtn = (RadioButton) view.findViewById(R.id.radioBtn);
viewHolder.radioBtn.setOnCheckedChangeListener(new OnCheckedChangeListener() {
public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
Model element = (Model) viewHolder.checkBox.getTag();
element.isChecked = buttonView.isChecked();
boolean isChecked = true;
for(int i=0;i<list.size();i++){
if(!list.get(i).isChecked){
list.get(i).isChecked=false; // more implement here or may be this work
break;
}
}
}
});
view.setTag(viewHolder);
viewHolder.radioBtn.setTag(list.get(position));
}else{
view = convertView;
((ViewHolder)view.getTag()).radioBtn.setTag(list.get(position));
}
ViewHolder holder = (ViewHolder) view.getTag();
holder.textView.setText(list.get(position).name);
holder.radioBtn.setChecked(list.get(position).isChecked);
return view;
}