private void OnSelectedContentChanged(TabbedLayout o, AvaloniaPropertyChangedEventArgs e)
{
TabbedLayoutItem oldTabItem = GetTabbedLayoutItem(e.OldValue);
if (oldTabItem != null)
{
oldTabItem.IsSelected = false;
}
if (e.NewValue == null)
{
return;
}
TabbedLayoutItem tabItem = GetTabbedLayoutItem(e.NewValue);
if (tabItem != null)
{
if (tabItem.ClosePropertyTabCommand == null)
{
tabItem.ClosePropertyTabCommand = ClosePropertyTabCommand;
}
tabItem.IsSelected = true;
}
}
private TabbedLayoutItem GetTabbedLayoutItem(object item)
{
TabbedLayoutItem tabItem = item as TabbedLayoutItem;
if (tabItem == null)
{
tabItem = (item as IControl)?.Parent as TabbedLayoutItem;
}
return(tabItem);
}