public static void Hide(IModalSheetPage sheet)
{
App.RootFrame.SizeChanged -= PageOnSizeChanged;
#region Slide down animation
var slideAnimation = new DoubleAnimation
{
From = 0,
To = ((FrameworkElement)sheet).Height,
Duration = new Duration(TimeSpan.FromMilliseconds(200)),
EasingFunction = new SineEase()
};
var sb = new Storyboard();
sb.Children.Add(slideAnimation);
Storyboard.SetTarget(slideAnimation, sheet.Popup);
Storyboard.SetTargetProperty(slideAnimation, "(UIElement.RenderTransform).(TranslateTransform.Y)");
sb.Completed += (sender, o) =>
{
sheet.Popup.IsOpen = false;
sheet.Popup.Child = null;
sheet.OnClosed();
_currentSheet = null;
};
sb.Begin();
#endregion
}
public static void Show(IModalSheetPage sheet)
{
if (_currentSheet != null)
{
return;
}
_currentSheet = sheet;
var size = App.RootFrame;
var element = (FrameworkElement)sheet;
element.Width = size.ActualWidth;
element.Height = size.ActualHeight;
App.RootFrame.SizeChanged += PageOnSizeChanged;
var popup = new Popup
{
IsOpen = true,
Child = element,
RenderTransform = new TranslateTransform
{
Y = element.Height
}
};
#region Slide up animation
var slideAnimation = new DoubleAnimation
{
From = element.Height,
To = 0,
Duration = new Duration(TimeSpan.FromMilliseconds(250)),
EasingFunction = new SineEase()
};
var sb = new Storyboard();
sb.Children.Add(slideAnimation);
Storyboard.SetTarget(slideAnimation, popup);
Storyboard.SetTargetProperty(slideAnimation, "(UIElement.RenderTransform).(TranslateTransform.Y)");
sb.Begin();
#endregion
sheet.OnOpened(popup);
}
