private static void SystemMenuExecuted(object sender, ExecutedRoutedEventArgs args)
{
RibbonWindow rw = sender as RibbonWindow;
if (rw != null)
{
// For right-clicks, display the system menu from the point of the mouse click.
// For left-clicks, display the system menu in the top-left corner of the client area.
Point devicePoint;
MouseButtonEventArgs e = args.Parameter as MouseButtonEventArgs;
if (e != null)
{
// This is the right-click handler. The presence of a MouseButtonEventArgs as args.Parameter
// indicates we are handling right-click.
devicePoint = rw.PointToScreen(e.GetPosition(rw));
}
else if (rw._clientAreaBorder != null)
{
// This is the left-click handler. We can only handle it correctly if the _clientAreaBorder
// template part is defined, because that is where we want to position the system menu.
devicePoint = rw._clientAreaBorder.PointToScreen(new Point(0, 0));
}
else
{
// We can't handle this correctly, so exit.
return;
}
CompositionTarget compositionTarget = PresentationSource.FromVisual(rw).CompositionTarget;
SystemCommands.ShowSystemMenu(rw, compositionTarget.TransformFromDevice.Transform(devicePoint));
args.Handled = true;
}
}
/// <summary>
/// Callback for mouse up, releases mouse capture and sends click notifications.
/// </summary>
/// <param name="e">The event data.</param>
protected override void OnMouseUp(MouseButtonEventArgs e)
{
if (this.IsMouseCaptured)
{
this.ReleaseMouseCapture();
if (IsMouseOver)
{
if (e.ChangedButton == MouseButton.Left && this.Ribbon != null)
{
// Selects the first tab in this contextual group.
this.Ribbon.NotifyMouseClickedOnContextualTabGroup(this);
e.Handled = true;
}
else if (e.ChangedButton == MouseButton.Right)
{
// Show SystemMenu
RibbonWindow ribbonWindow = Window.GetWindow(this) as RibbonWindow;
if (ribbonWindow != null)
{
if (SystemCommands.ShowSystemMenuCommand.CanExecute(null, ribbonWindow))
{
SystemCommands.ShowSystemMenuCommand.Execute( /*parameter*/ null, /* target*/ ribbonWindow);
e.Handled = true;
}
}
}
}
}
base.OnMouseUp(e);
}
private static void CloseApplicationExecuted(object sender, ExecutedRoutedEventArgs args)
{
RibbonWindow rw = sender as RibbonWindow;
if (rw != null)
{
Application.Current.Shutdown();
args.Handled = true;
}
}
private static void CloseWindowExecuted(object sender, ExecutedRoutedEventArgs args)
{
RibbonWindow rw = sender as RibbonWindow;
if (rw != null)
{
SystemCommands.CloseWindow(rw);
args.Handled = true;
}
}
private static void RestoreWindowCanExecute(object sender, CanExecuteRoutedEventArgs args)
{
RibbonWindow rw = sender as RibbonWindow;
if (rw != null &&
rw.WindowState != WindowState.Normal)
{
args.CanExecute = true;
}
}
/// <summary>
/// Callback for mouse down. Captures/Releases the mouse depending on whether
/// the tab group was clicked.
/// </summary>
/// <param name="e">The event data.</param>
protected override void OnMouseDown(MouseButtonEventArgs e)
{
if (e.ClickCount == 1 || e.ChangedButton == MouseButton.Right)
{
this.CaptureMouse();
if (this.IsMouseCaptured)
{
// Though we have already checked this state, our call to CaptureMouse
// could also end up changing the state, so we check it again.
if (e.ButtonState != MouseButtonState.Pressed)
{
// Release capture since we decided not to press the button.
this.ReleaseMouseCapture();
}
}
e.Handled = true;
}
else if (e.ClickCount == 2 && e.ChangedButton == MouseButton.Left)
{
// On DoubleClick maximize/restore the window
RibbonWindow ribbonWindow = Window.GetWindow(this) as RibbonWindow;
if (ribbonWindow != null)
{
if (SystemCommands.MaximizeWindowCommand.CanExecute(null, ribbonWindow))
{
SystemCommands.MaximizeWindowCommand.Execute( /*parameter*/ null, /* target*/ ribbonWindow);
e.Handled = true;
}
else if (SystemCommands.RestoreWindowCommand.CanExecute(null, ribbonWindow))
{
SystemCommands.RestoreWindowCommand.Execute(/*parameter*/ null, /* target*/ ribbonWindow);
e.Handled = true;
}
}
}
base.OnMouseDown(e);
}
private static void OnTitleChangedCallback(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
RibbonWindow rw = d as RibbonWindow;
rw.OnTitleChanged(null);
}
