我使用下面給出的適配器。我在數字中解釋。數字僅供參考。 我使用textview和複選框爲單行。 textviews應該出現和複選框initially.after隱藏按鈕按下複選框應該出現和TextView中保持same.please幫助me.thanks提前..Android隱藏並顯示在按鈕點擊custome listview中的複選框
public class Adapter extends ArrayAdapter<SectionsModel>{
private ArrayList<SectionsModel> list;
public Adapter(Context context, int resource, ArrayList<SectionsModel> objects) {
super(context, resource, objects);
this.list = new ArrayList<SectionsModel>();
this.list.addAll(objects);
}
ViewHolder v = new ViewHolder();
public void setcheckbox() {
Log.d("viewholser" + v, "checkbox" + v.selected);
v.selected.setVisibility(View.VISIBLE);
}
public class ViewHolder {
public TextView setting;
public CheckBox selected;
}
@Override
public View getView(final int position, View convertView, ViewGroup parent) {
ViewHolder holder = null;
if (convertView == null) {
LayoutInflater vi = (LayoutInflater)getActivity().getSystemService(Context.LAYOUT_INFLATER_SERVICE);
convertView = vi.inflate(R.layout.menu_frame_child, null);
holder = new ViewHolder();
holder.setting = (TextView) convertView.findViewById(R.id.child_setting_header);
holder.selected = (CheckBox) convertView.findViewById(R.id.settings_check);
// holder.selected.setVisibility(View.INVISIBLE);
convertView.setTag(holder);
//holder.selected.setVisibility(View.INVISIBLE);
holder.selected.setOnClickListener(new View.OnClickListener() {
public void onClick(View v) {
CheckBox cb = (CheckBox) v;
SectionsModel _state = (SectionsModel) cb.getTag();
_state.setSelected(cb.isChecked());
}
});
} else {
holder = (ViewHolder) convertView.getTag();
}
SectionsModel section = list.get(position);
holder.setting.setText(section.getSection());
holder.selected.setChecked(section.isSelected());
holder.selected.setTag(section);
return convertView;
}
@Override
public int getCount()
{
return super.getCount();
}
@Override
public int getPosition(SectionsModel item) {
return super.getPosition(item);
}
}
UPDATE: 在getview我只是添加以下代碼 AppConstants.ischeckboxvisible是變量,其中Appconstants是類,並且ischeckboxvisible是該類上的公共靜態變量。最初這個變量是假
if (!AppConstants.ischeckboxvisible)
{
holder.selected.setVisibility(View.INVISIBLE);
}
if (AppConstants.ischeckboxvisible)
{
holder.selected.setVisibility(View.VISIBLE);
}
您爲該功能做了什麼? –
最初我設置複選框的可見性在適配器後,我在適配器中的方法可見該複選框。從按鈕單擊我在適配器中調用該方法,然後notifydataset更改但它不起作用。 –
@MayurRaval如何讓每個不同的複選框可見?正如我所見,更新的代碼只能使一個複選框可見? – Stallman