CommandManager.RemovePreviewCanExecuteHandler 메서드

정의

네임스페이스:
System.Windows.Input
어셈블리:
PresentationCore.dll

지정된 요소에서 지정된 CanExecuteRoutedEventHandler 요소를 분리합니다.

public:
 static void RemovePreviewCanExecuteHandler(System::Windows::UIElement ^ element, System::Windows::Input::CanExecuteRoutedEventHandler ^ handler);
public static void RemovePreviewCanExecuteHandler(System.Windows.UIElement element, System.Windows.Input.CanExecuteRoutedEventHandler handler);
static member RemovePreviewCanExecuteHandler : System.Windows.UIElement * System.Windows.Input.CanExecuteRoutedEventHandler -> unit
Public Shared Sub RemovePreviewCanExecuteHandler (element As UIElement, handler As CanExecuteRoutedEventHandler)

매개 변수

element
UIElement

제거할 handler 요소입니다.

handler
CanExecuteRoutedEventHandler

can 실행 처리기입니다.

예외

ArgumentNullException

element 또는 handler .입니다 null.

예제

다음 예제에서는 이전에 연결되었던 a CanExecuteRoutedEventHandler 와 ExecutedRoutedEventHandler 를 분리합니다 Button.

CommandManager.RemoveExecutedHandler(helpButton, HelpCmdExecuted);
CommandManager.RemoveCanExecuteHandler(helpButton, HelpCmdCanExecute);

CommandManager.RemoveExecutedHandler(helpButton, AddressOf HelpCmdExecuted)
CommandManager.RemoveCanExecuteHandler(helpButton, AddressOf HelpCmdCanExecute)

적용 대상

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