我有一个带有此代码适配器的自定义警报对话框
adapter_nomi = new ArrayAdapter<nomi>(context, R.layout.dialog_lista_nomi, R.id.r_dialog_nomi, list_nomi){
@Override
public View getView(int position, View convertView,ViewGroup parent) {
ViewHolder holder = null;
final String indirizzo;
if(convertView==null){
LayoutInflater inflater = (LayoutInflater)getSystemService(Context.LAYOUT_INFLATER_SERVICE);
convertView = inflater.inflate(R.layout.row_dialog_nomi, null);
holder = new ViewHolder();
holder.nome = (TextView)convertView.findViewById(R.id.r_dialog_nomi);
convertView.setTag(holder);
}else{
holder = (ViewHolder)convertView.getTag();
}
nomi item = getItem(position);
holder.nome.setText(item.get("nominativo"));
return convertView;
}
};
但是当 list_nomi 更改并且我调用 showDialog 时,它不会刷新。我还在 onPrepareDialog 中放入了代码 adapter_nomi.notifyDataSetChange(); 但它不起作用......为什么?