partial void OnPopupPanelChangedPartial(PopupPanel previousPanel, PopupPanel newPanel)
{
if (previousPanel?.Superview != null)
{
// Remove the current child, if any.
previousPanel.Children.Clear();
previousPanel.RemoveFromSuperview();
}
if (newPanel != null)
{
if (Child != null)
{
// Make sure that the child does not find itself without a TemplatedParent
if (newPanel.TemplatedParent == null)
{
newPanel.TemplatedParent = TemplatedParent;
}
newPanel.AddSubview(Child);
}
newPanel.Background = GetPanelBackground();
RegisterPopupPanel();
}
}
/// <summary>
/// Ensure that Popup panel is forward-most in the window. This ensures it isn't hidden behind the main content, which can happen when
/// the Popup is created during initial launch.
/// </summary>
private void EnsureForward()
{
//macOS does not have BringSubviewToFront,
//solution based on https://stackoverflow.com/questions/4236304/os-x-version-of-bringsubviewtofront
if (PopupPanel.Layer.SuperLayer != null)
{
var superlayer = PopupPanel.Layer.SuperLayer;
PopupPanel.Layer.RemoveFromSuperLayer();
superlayer.AddSublayer(PopupPanel.Layer);
}
else if (PopupPanel.Superview != null)
{
var superview = PopupPanel.Superview;
PopupPanel.RemoveFromSuperview();
superview.AddSubview(PopupPanel);
}
}
partial void OnUnloadedPartial()
{
PopupPanel?.RemoveFromSuperview();
}
partial void OnUnloadedPartial()
{
PopupPanel?.RemoveFromSuperview();
UnregisterPopupPanelChild();
}
