public NotificationBalloon(INotificationBalloonViewModel viewModel)
{
DataContextChanged += OnDataContextChanged;
DataContext = viewModel;
_timer = new DispatcherTimer
{
Interval = TimeSpan.FromMilliseconds(_viewModel.Timeout)
};
_timer.Tick += (sender, args) => _viewModel.Close();
_viewModel.Shown += (sender, args) => _timer.Start();
Loaded += OnLoaded_ExecuteShowCommand;
Loaded += OnLoaded_SlideLeftAnimation;
_viewModel.Closing += OnClosingBalloon_SlideRightAnimation;
InitializeComponent();
}
private void ShowNotification(INotificationBalloonViewModel notification)
{
if (notification == null)
{
return;
}
var notificationBalloon = new NotificationBalloon(notification);
notificationBalloon.ClosingAnimationCompleted += (o, eventArgs) =>
{
NotifyIcon.CloseBalloon();
if (!notification.ClosedCommand.CanExecute(null))
{
return;
}
notification.ClosedCommand.Execute(null);
};
// NotificationBalloon handles animation and timeout itself
NotifyIcon.ShowCustomBalloon(notificationBalloon, PopupAnimation.None, null);
// Place popup against right edge of screen
NotifyIcon.CustomBalloon.HorizontalOffset += 1;
}
public NotificationDispatcherNotification(INotificationBalloonViewModel notification)
{
Notification = notification;
}
private void OnDataContextChanged(object sender, DependencyPropertyChangedEventArgs e)
{
_viewModel = e.NewValue as INotificationBalloonViewModel ?? throw new InvalidOperationException("DataContext must be of type: INotificationBalloonViewModel");
}
