Keyboard.RemovePreviewLostKeyboardFocusHandler 方法

定義

命名空間:

System.Windows.Input

組件:

PresentationCore.dll

移除 PreviewLostKeyboardFocus 附加事件的處理常式。

public:
 static void RemovePreviewLostKeyboardFocusHandler(System::Windows::DependencyObject ^ element, System::Windows::Input::KeyboardFocusChangedEventHandler ^ handler);

public static void RemovePreviewLostKeyboardFocusHandler (System.Windows.DependencyObject element, System.Windows.Input.KeyboardFocusChangedEventHandler handler);

static member RemovePreviewLostKeyboardFocusHandler : System.Windows.DependencyObject * System.Windows.Input.KeyboardFocusChangedEventHandler -> unit

Public Shared Sub RemovePreviewLostKeyboardFocusHandler (element As DependencyObject, handler As KeyboardFocusChangedEventHandler)

參數

element

DependencyObject

接聽這個事件的 UIElement 或 ContentElement。

handler

KeyboardFocusChangedEventHandler

要移除的事件處理常式。

備註

這個方法會提供附加屬性存取 Keyboard.PreviewLostKeyboardFocus 子，以便存取附加事件的程序代碼。