[deep_link]app.cs

        protected override void OnActivated(IActivatedEventArgs args)
        {
            Frame rootFrame=null;

            if (Window.Current.Content != null)
            {
                rootFrame = Window.Current.Content as Frame;
            }

            if (rootFrame == null)
            {
                // Create a Frame to act as the navigation context and navigate to the first page
                rootFrame = new Frame();
                Window.Current.Content = rootFrame;
            }

            var protocolArgs = args as ProtocolActivatedEventArgs;
            rootFrame.Navigate(typeof(Views.ListPhotos), protocolArgs.Uri.Query);
             
            // Ensure the current window is active
            Window.Current.Activate();
        }