public void SetBackdrops()
{
var vm = ContentViewModel as BaseHomePageSectionViewModel;
if (vm != null)
{
vm.SetBackdrops();
}
else
{
_presentationManager.ClearBackdrops();
}
}
/// <summary>
/// Handles the Navigated event of the _nav control.
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="NavigationEventArgs"/> instance containing the event data.</param>
void _nav_Navigated(object sender, NavigationEventArgs e)
{
var page = e.NewPage;
if (!(page is ISupportsBackdrops))
{
_presentationManager.ClearBackdrops();
return;
}
var itemBackdrops = page as ISupportsItemBackdrops;
if (itemBackdrops != null)
{
_presentationManager.SetBackdrops(itemBackdrops.BackdropItem);
}
}