public void Open()
{
if (State == OwnListPickerState.IsClosed)
{
this.Children.Clear();
foreach (FrameworkElement element in AllChildren)
{
this.Children.Add(element);
}
playOpening();
State = OwnListPickerState.IsOpen;
}
}
public void Close()
{
if (State == OwnListPickerState.IsOpen)
{
playClosing();
this.Children.Clear();
if (SelectedChildren.Count == 0)
{
this.Children.Add(Header);
}
else
{
foreach (FrameworkElement element in SelectedChildren)
{
this.Children.Add(element);
}
}
State = OwnListPickerState.IsClosed;
}
}
