public override View GetView(int position, global::Android.Views.View convertView, ViewGroup parent)
{
var item = items[position];
ViewHolder viewHolder = ViewHolder.Get(context, convertView, parent, layoutId, position);
if (OnGetView != null)
{
return(OnGetView(position, convertView, parent, item, viewHolder));
}
return(convertView);
}
//单例模式获取对象实例
public static ViewHolder Get(Activity context, View convertView, ViewGroup parent, int layoutID, int position)
{
if (convertView == null)
{
return(new ViewHolder(context, parent, layoutID, position));
}
else
{
ViewHolder holder = (ViewHolder)convertView.Tag;
holder.position = position;
return(holder);
}
}