// show a flyout menu under under the pointer
private void ShowFlyOutMenu(object sender, RightTappedRoutedEventArgs e)
{
FlyoutMenu.ShowAt(sender as UIElement, e.GetPosition(sender as UIElement));
}
private void Bubble_Holding(object sender, HoldingRoutedEventArgs e)
{
FrameworkElement senderElement = sender as FrameworkElement;
FlyoutMenu.ShowAt(senderElement);
}
// flyout menu on right click
private void DevicesGridView_RightTapped(object sender, RightTappedRoutedEventArgs e)
{
FlyoutMenu.ShowAt(sender as UIElement, e.GetPosition(sender as UIElement));
}