/// <summary>
/// Adds a handler for the <see cref="E:TwistedLogik.Ultraviolet.UI.Presentation.Input.FocusManager.LostFocus"/>
/// attached event to the specified element.
/// </summary>
/// <param name="element">The element to which to add the handler.</param>
/// <param name="handler">The handler to add to the specified element.</param>
public static void AddLostFocusHandler(DependencyObject element, UpfRoutedEventHandler handler)
{
Contract.Require(element, nameof(element));
Contract.Require(handler, nameof(handler));
UIElementHelper.AddHandler(element, LostFocusEvent, handler);
}
/// <summary>
/// Adds a handler for the <see cref="E:Ultraviolet.Presentation.Controls.Primitives.Selector.Unselected"/>
/// attached event to the specified element.
/// </summary>
/// <param name="element">The element to which to add the event handler.</param>
/// <param name="handler">The event handler to add to the element.</param>
public static void AddUnselectedHandler(DependencyObject element, UpfRoutedEventHandler handler)
{
UIElementHelper.AddHandler(element, UnselectedEvent, handler);
}
/// <summary>
/// Adds a handler for the <see cref="E:TwistedLogik.Ultraviolet.UI.Presentation.Controls.ToolTipService.ToolTipClosing"/>
/// attached event to the specified element.
/// </summary>
/// <param name="element">The element to which to add the handler.</param>
/// <param name="handler">The handler to add to the specified element.</param>
public static void AddToolTipClosingHandler(DependencyObject element, UpfToolTipEventHandler handler)
{
Contract.Require(element, nameof(element));
UIElementHelper.AddHandler(element, ToolTipClosingEvent, handler);
}