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爲什麼Listview重複最後一個條目後點擊??????第一次當這個類與ListView啓動時,它顯示的所有數據是正確的,現在我點擊列表中的一個Item並再次從描述中按下,然後重複最後一個輸入。ListView最後一個條目重複點擊
例如
時listItems是: 甲 - >乙 - 「ç
現在我點擊B和進入下一個頁面,並從我點擊後退,然後在列表是:
A - >乙 - >ç - >ç
,再次當我按下A,從該說明頁面,當我點擊後退,然後在列表是:
甲 - >乙 - 「ç - 」ç - > C
爲什麼它重複最後一項?
Activity類代碼如下:
if(list.isEmpty())
{
if(adapter==null)
{
adapter=new MyAdapter(context, list);
ls.setAdapter(adapter);
}
adapter.notifyDataSetChanged();
}
@Override
protected void onStop() {
super.onStop();
AppointmentListView.setVisibility(View.GONE);
}
@Override
protected void onRestart() {
super.onRestart();
AppointmentListView.setVisibility(View.VISIBLE);
}
和MyAdapter類:
public class MyAdapter extends BaseAdapter{
public ArrayList<HashMap<String,String>> list;
Context context;
private LayoutInflater mInflater;
String appointType;
public MyAdapter(Context context, ArrayList<HashMap<String,String>> list)
{
super();
this.context=context;
this.list = list;
mInflater = LayoutInflater.from(context);
}
@Override
public int getCount() {
// TODO Auto-generated method stub
return list.size();
}
@Override
public int getViewTypeCount()
{
return 1;
}
@Override
public Object getItem(int position) {
// TODO Auto-generated method stub
return list.get(position);
}
@Override
public long getItemId(int position) {
// TODO Auto-generated method stub
return position;
}
static class ViewHolder {
TextView AppTime_List;
TextView CustomerName_List;
TextView CustomerAddress_List;
TextView AppID_List;
Button MapButton;
}
// @Override
public View getView(int position, View convertView, ViewGroup parent) {
// TODO Auto-generated method stub
ViewHolder holder;
if (convertView == null)
{
holder = new ViewHolder();
convertView = mInflater.inflate(R.layout.listviewsample, parent, false);
holder.AppTime_List = (TextView) convertView.findViewById(R.id.time);
holder.CustomerName_List = (TextView) convertView.findViewById(R.id.name);
holder.CustomerAddress_List = (TextView) convertView.findViewById(R.id.Address);
convertView.setTag(holder);
}
else
{
holder = (ViewHolder) convertView.getTag();
}
appointType=(String)list.get(position).get("Name");
holder.AppID_List.setText((String)list.get(position).get("ID"));
holder.AppTime_List.setText((String)list.get(position).get("Time"));
holder.CustomerName_List.setText((String)list.get(position).get("Name"));
holder.CustomerAddress_List.setText((String)list.get(position).get("Address"));
return convertView;
}
}
可有人請幫我這句話?
可以提供活動代碼以及........ –
請檢查我的更新問題 – Kanika
你能提供你的代碼的一部分你在哪裏用元素填充你的列表? –