void TabControl_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
if (sender != tabControl || e.Source != tabControl)
{
return;
}
Debug.Assert(e.RemovedItems.Count <= 1);
Debug.Assert(e.AddedItems.Count <= 1);
TabItemImpl selected = null, unselected = null;
if (e.RemovedItems.Count >= 1)
{
unselected = e.RemovedItems[0] as TabItemImpl;
if (unselected == null)
{
return;
}
}
if (e.AddedItems.Count >= 1)
{
selected = e.AddedItems[0] as TabItemImpl;
if (selected == null)
{
return;
}
}
tabGroupService.SetActive(this);
tabGroupService.OnSelectionChanged(this, selected, unselected);
}
