private static void OnExpandChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
SpriteSelectionViewer control = (SpriteSelectionViewer)d;
if (!control.IsEmpty)
{
control.UpdatePartChanges();
}
//control.UpdateExpand();
}
private static void OnSpriteSizeChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
SpriteSelectionViewer control = (SpriteSelectionViewer)d;
Size previousSize = (Size)e.OldValue;
if (!control.IsEmpty)
{
control.validSpriteSize = control.SpriteSize;
if (previousSize.Width == 0 || previousSize.Height == 0)
{
control.UpdateEmptyChanged();
}
control.UpdatePartChanges();
}
else
{
control.UpdateEmptyChanged();
}
}