protected override void OnInitialized(EventArgs e)
{
base.OnInitialized(e);
bool somethingSelected = false;
foreach (UIElement element in this.Items)
{
somethingSelected |= ChromeTabItem.GetIsSelected(element);
}
if (!somethingSelected)
{
this.SelectedIndex = 0;
}
KeyboardNavigation.SetIsTabStop(this, false);
}
protected void SetInitialSelection()
{
bool?somethingSelected = null;
foreach (object element in this.Items)
{
if (element is DependencyObject)
{
somethingSelected |= ChromeTabItem.GetIsSelected((DependencyObject)element);
}
}
if (somethingSelected.HasValue && somethingSelected.Value == false)
{
this.SelectedIndex = 0;
}
}
private void SetChildrenZ()
{
int zindex = this.Items.Count - 1;
foreach (object element in this.Items)
{
ChromeTabItem tabItem = this.AsTabItem(element);
if (tabItem == null)
{
continue;
}
if (ChromeTabItem.GetIsSelected(tabItem))
{
Panel.SetZIndex(tabItem, this.Items.Count);
}
else
{
Panel.SetZIndex(tabItem, zindex);
}
zindex -= 1;
}
}
