protected override void OnElementChanged(ElementChangedEventArgs <TabbedPage> e)
{
base.OnElementChanged(e);
if (e.OldElement != null)
{
//cleanup here
}
if (e.NewElement != null)
{
CurrentTabbedPage = (HiddenTabbedPage)e.NewElement;
}
else
{
CurrentTabbedPage = (HiddenTabbedPage)e.OldElement;
}
//find the pager and tabs
for (int i = 0; i < ChildCount; ++i)
{
Android.Views.View view = (Android.Views.View)GetChildAt(i);
if (view is TabLayout)
{
TabsLayout = (TabLayout)view;
}
else
if (view is ViewPager)
{
PagerLayout = (ViewPager)view;
}
}
}
//-------------------------------------------------------------
protected override void OnElementChanged(VisualElementChangedEventArgs e)
//-------------------------------------------------------------
{
base.OnElementChanged(e);
if (e.OldElement != null)
{
//release any stuff here
}
if (e.NewElement != null)
{
tabbarController = (UITabBarController)this.ViewController;
CurrentTabbedPage = (HiddenTabbedPage)e.NewElement;
}
else
{
CurrentTabbedPage = (HiddenTabbedPage)e.OldElement;
}
//the following commented code is not working
//as Forms as it just leaves empty white space
//instead of hidden tabbedbar:
// if (tabbarController != null)
// tabbarController.TabBar.Hidden = true;
}