//when click
public override void Selected(UIPickerView picker, int row, int component)
{
if (NoItem(row))
{
SelectedItem = default(TItem);
}
else
{
SelectedItem = Items [row];
}
if (this.PickerChanged != null)
{
this.PickerChanged(this, new PickerChangedEventArgs {
SelectedItem = SelectedItem, Picker = picker
});
picker.EndEditing(true);
picker.ShowSelectionIndicator = true;
//picker.Hidden = true;
//picker.RemoveFromSuperview ();
}
}
