public static void Show(string message, int milliseconds)
{
SideToast toast = new SideToast(message);
toast.Margin = new Thickness(0, 80, 0, 0);
Show(toast, milliseconds);
}
private static void OnToastContentChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
SideToast toast = (SideToast)d;
object value = e.NewValue;
toast.cclContent.Content = value;
}
private static void Popup_Opened(object sender, object e)
{
Popup popup = (Popup)sender;
SideToast toast = (SideToast)popup.Child;
DoubleAnimation animation = new DoubleAnimation();
if (toast.Location == ToastLocation.Right)
{
animation.From = toast.ContentWidth;
}
else if (toast.Location == ToastLocation.Left)
{
animation.From = 0 - toast.ContentWidth;
}
animation.To = 0;
animation.Duration = new Duration(TimeSpan.FromSeconds(0.6d));
animation.EasingFunction = new BounceEase()
{
Bounces = 3,
Bounciness = 6
};
Storyboard storyboard = new Storyboard();
storyboard.Children.Add(animation);
Storyboard.SetTarget(animation, toast.LayoutTransform);
Storyboard.SetTargetProperty(animation, "X");
storyboard.Begin();
}
private static void OnLocationChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
SideToast toast = (SideToast)d;
ToastLocation value = (ToastLocation)e.NewValue;
if (value == ToastLocation.Right)
{
toast.brdContent.HorizontalAlignment = HorizontalAlignment.Right;
}
else if (value == ToastLocation.Left)
{
toast.brdContent.HorizontalAlignment = HorizontalAlignment.Left;
}
}
public static void Hide(this SideToast toast)
{
DoubleAnimation translateAnimation = new DoubleAnimation();
translateAnimation.From = 0;
if (toast.Location == ToastLocation.Right)
{
translateAnimation.To = toast.ContentWidth;
}
else if (toast.Location == ToastLocation.Left)
{
translateAnimation.To = 0 - toast.ContentWidth;
}
translateAnimation.Duration = new Duration(TimeSpan.FromSeconds(0.5d));
Storyboard.SetTarget(translateAnimation, toast.LayoutTransform);
Storyboard.SetTargetProperty(translateAnimation, "X");
DoubleAnimation opacityAnimation = new DoubleAnimation();
opacityAnimation.From = 1.0d;
opacityAnimation.To = 0.5d;
opacityAnimation.Duration = new Duration(TimeSpan.FromSeconds(0.5d));
Storyboard.SetTarget(opacityAnimation, toast);
Storyboard.SetTargetProperty(opacityAnimation, "Opacity");
Storyboard storyboard = new Storyboard();
storyboard.Children.Add(translateAnimation);
storyboard.Children.Add(opacityAnimation);
storyboard.Completed += (sender, e) =>
{
// 释放引用。
Popup popup = GetPopup(toast);
popup.IsOpen = false;
popup.Child = null;
// 重置原位。
toast.LayoutTransform.X = 0;
// 重置可见度。
toast.Opacity = 1.0d;
};
storyboard.Begin();
}
public static void Show(this SideToast toast, int milliseconds)
{
if (toast == null)
{
throw new ArgumentNullException("toast");
}
// 设置到无法显示的位置，防止动画开始时闪烁。
switch (toast.Location)
{
case ToastLocation.Right:
toast.LayoutTransform.X = Window.Current.Bounds.Width;
break;
case ToastLocation.Left:
toast.LayoutTransform.X = 0 - Window.Current.Bounds.Width;
break;
default:
throw new InvalidOperationException("toast location only can left or right.");
}
Popup popup = GetPopup(toast);
if (popup == null)
{
popup = new Popup();
SetPopup(toast, popup);
}
if (popup.Child == null)
{
popup.Child = toast;
}
Frame frame = Window.Current.Content as Frame;
if (frame != null)
{
frame.Navigated += (sender, e) =>
{
Hide(toast);
popup.IsOpen = false;
};
}
popup.Opened += Popup_Opened;
popup.IsOpen = true;
if (milliseconds <= 0)
{
return;
}
DispatcherTimer timer = new DispatcherTimer();
timer.Interval = TimeSpan.FromMilliseconds(milliseconds);
timer.Tick += (sender, e) =>
{
timer.Stop();
Hide(toast);
};
timer.Start();
}
public static void Show(this SideToast toast)
{
Show(toast, 0);
}
