/// <summary>
/// Invoked when the System.Windows.Controls.ItemsControl.Items property changes.
/// </summary>
/// <param name="e">Information about the change.</param>
protected override void OnItemsChanged(System.Collections.Specialized.NotifyCollectionChangedEventArgs e)
{
if (e.NewItems != null)
{
foreach (var element in e.NewItems.OfType <UIElement>())
{
RibbonAttachedProperties.SetAppropriateSize(element, State == RibbonGroupBoxState.QuickAccess ? RibbonGroupBoxState.Collapsed : State);
}
}
base.OnItemsChanged(e);
}
// Set child sizes
private static void SetChildSizes(RibbonGroupBoxState ribbonGroupBoxState, ItemsControl ribbonGroupBox)
{
if (ribbonGroupBox.ItemContainerGenerator.Status != GeneratorStatus.ContainersGenerated)
{
return;
}
foreach (var item in ribbonGroupBox.Items)
{
RibbonAttachedProperties.SetAppropriateSize(ribbonGroupBox.ItemContainerGenerator.ContainerFromItem(item), ribbonGroupBoxState);
}
}