Android.Views.View GetTheView (int position, TreeItem item, Android.Views.View convertView)
{
var view = convertView;
if (view == null) {
view = LayoutInflater.Inflate (Resource.Layout.TreeCell, null);
TextView level1TV = view.FindViewById<TextView> (Resource.Id.level1Text);
TextView level2TV = view.FindViewById<TextView> (Resource.Id.level2Text);
TextView level3TV = view.FindViewById<TextView> (Resource.Id.level3Text);
view.Tag = new ViewHolder (){ Level1TV = level1TV, Level2TV = level2TV, Level3TV = level3TV };
}
var holder = (ViewHolder)view.Tag;
//set up cell depending on level
switch (item.Level) {
case 1:
holder.Level1TV.Text = item.ItemToDisplay;
holder.Level2TV.Text = " ";
holder.Level3TV.Text = " ";
break;
case 2:
holder.Level1TV.Text = " ";
holder.Level2TV.Text = item.ItemToDisplay;
holder.Level3TV.Text = " ";
break;
case 3:
holder.Level1TV.Text = " ";
holder.Level2TV.Text = " ";
holder.Level3TV.Text = item.ItemToDisplay;
break;
}
return view;
}
public void UpdateCell(TreeItem item)
{
switch (item.Level) {
case 1:
Level1Label.Text = item.ItemToDisplay;
Level2Label.Text = "";
Level3Label.Text = "";
break;
case 2:
Level1Label.Text = "";
Level2Label.Text = item.ItemToDisplay;
Level3Label.Text = "";
break;
case 3:
Level1Label.Text = "";
Level2Label.Text = "";
Level3Label.Text = item.ItemToDisplay;
break;
}
}