static void RightButtonDownShow(object sender, System.Windows.Input.MouseButtonEventArgs e)
{
var element = (UIElement)sender;
var targetWindow = element.GetValue(TargetWindow) as Window;
var showMenuAt = targetWindow.PointToScreen(Mouse.GetPosition((targetWindow)));
SystemMenuManager.ShowMenu(targetWindow, showMenuAt);
}
static void LeftButtonDownShow(object sender, System.Windows.Input.MouseButtonEventArgs e)
{
if (leftButtonToggle)
{
var element = ((UIElement)sender).GetValue(LeftButtonShowAt);
var showMenuAt = ((Visual)element).PointToScreen(new Point(0, 0));
var targetWindow = ((UIElement)sender).GetValue(TargetWindow) as Window;
SystemMenuManager.ShowMenu(targetWindow, showMenuAt);
leftButtonToggle = !leftButtonToggle;
}
else
{
leftButtonToggle = !leftButtonToggle;
}
}