private static void OnCanCloseFlyout(object sender, CanExecuteRoutedEventArgs e)
{
FlyoutStacks flyoutstacks = (FlyoutStacks)sender;
e.CanExecute = flyoutstacks.Items.Count > 0;
e.Handled = true;
}
public override void OnApplyTemplate()
{
base.OnApplyTemplate();
_flyoutStacks = GetTemplateChild(PART_FLYOUTSTACKS) as FlyoutStacks;
_dialogStacks = GetTemplateChild(PART_DIALOGSTACKS) as DialogStacks;
if (_flyoutStacks == null &&
_dialogStacks == null)
{
throw new Exception();
}
}
public void Close()
{
if (this.ParentFlyoutStacks != null && this.ParentFlyoutStacks.Items.Contains(this) && object.ReferenceEquals(this.ParentFlyoutStacks.Items[this.ParentFlyoutStacks.Items.Count - 1], this))
{
this.ParentFlyoutStacks.CloseFlyout();
}
else
{
FrameworkElement fe = this.Parent as FrameworkElement;
while (fe != null && fe.GetType() != typeof(Window))
{
if (fe.GetType() == typeof(FlyoutStacks))
{
FlyoutStacks flyoutstack = fe as FlyoutStacks;
if (flyoutstack.Items.Contains(this) && object.ReferenceEquals(flyoutstack.Items[flyoutstack.Items.Count - 1], this))
{
flyoutstack.CloseFlyout();
return;
}
}
fe = fe.Parent as FrameworkElement;
}
}
}