/// <summary>
/// Initializes an instance of the <see cref="NotifierButton"/> class.
/// </summary>
public NotifierButton()
{
this.ViewModel = new NotifierViewModel(this);
this.ViewModel.NotificationClosed += this.OnViewModelNotificationClosed;
// Scroller is the main control of the drop down window.
NotificationScroller lScroller = new NotificationScroller();
lScroller.DataContext = this.ViewModel;
Binding lNotificationCountBinding = new Binding("Notifications.Count");
lNotificationCountBinding.Source = this.ViewModel;
this.SetBinding(NotificationCountProperty, lNotificationCountBinding);
this.DropDownContent = lScroller;
this.UpdateState(this.NotificationCount, this.NotificationCount);
}
/// <summary>
/// Delegate called when the data context property changed.
/// </summary>
/// <param name="pObject">The modified object.</param>
/// <param name="pEventArgs">The event arguments.</param>
private static void OnDataContextChanged(DependencyObject pObject, DependencyPropertyChangedEventArgs pEventArgs)
{
NotificationScroller lControl = pObject as NotificationScroller;
if (lControl != null)
{
Binding lContentBinding = new Binding("DisplayedNotification");
lContentBinding.Source = pEventArgs.NewValue;
lControl.SetBinding(ContentProperty, lContentBinding);
Binding lMessageViewHeightBinding = new Binding("MessageViewHeight");
lMessageViewHeightBinding.Source = pEventArgs.NewValue;
lControl.SetBinding(MessageViewHeightProperty, lMessageViewHeightBinding);
Binding lMessageViewWidthBinding = new Binding("MessageViewWidth");
lMessageViewWidthBinding.Source = pEventArgs.NewValue;
lControl.SetBinding(MessageViewWidthProperty, lMessageViewWidthBinding);
}
}