@Override
public void onBindViewHolder(@NonNull StateViewHolder stateViewHolder, int i) {
GetStateApiResponse getStateApiResponse = state.get(i);
stateViewHolder.btnstate.setText(getStateApiResponse.getStateName().toString());
stateViewHolder.disttCount.setText(getStateApiResponse.getCount().toString());
stateViewHolder.radioGroup.setOnCheckedChangeListener(new RadioGroup.OnCheckedChangeListener() {
@Override
public void onCheckedChanged(RadioGroup group, int checkedId) {
RadioButton checked_rb = group.findViewById(checkedId);
if (lastChecked != null) {
lastChecked.setChecked(false);
}
//store the clicked radiobutton
lastChecked = checked_rb;
}
});
}
如果我单击"广播"按钮,则此代码在recyclerview上不相同。
此问题的正确答案
private RadioButton lastChecked
...
@Override
public void onBindViewHolder(@NonNull StateViewHolder stateViewHolder, int i) {
GetStateApiResponse getStateApiResponse = state.get(i);
stateViewHolder.btnstate.setText(getStateApiResponse.getStateName().toString());
stateViewHolder.disttCount.setText(getStateApiResponse.getCount().toString());
if (lastChecked!=null && lastCheckedPos!=-1 && i==lastCheckedPos)
{
lastChecked.setChecked(true);
}
else
{
stateViewHolder.btnstate.setChecked(false);
}
stateViewHolder.btnstate.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
for(GetStateApiResponse tempModel: state)
tempModel.setSetchecked(false);
state.get(i).setSetchecked(true);
lastCheckedPos=i;
if(null != lastChecked && !v.equals(lastChecked))
lastChecked.setChecked(false);
lastChecked = (RadioButton) v;
lastChecked.setChecked(true);
}
});
}
我认为这是因为 lastChecked
是一个实例变量,并且保留了所有列表项目的状态。您可以通过为列表中的每个项目指定lastChecked
变量来解决此问题。