CommandManager.RemoveCanExecuteHandler Method
Definition
Important
Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.
Detaches the specified CanExecuteRoutedEventHandler from the specified element.
public:
static void RemoveCanExecuteHandler(System::Windows::UIElement ^ element, System::Windows::Input::CanExecuteRoutedEventHandler ^ handler);
public static void RemoveCanExecuteHandler (System.Windows.UIElement element, System.Windows.Input.CanExecuteRoutedEventHandler handler);
static member RemoveCanExecuteHandler : System.Windows.UIElement * System.Windows.Input.CanExecuteRoutedEventHandler -> unit
Public Shared Sub RemoveCanExecuteHandler (element As UIElement, handler As CanExecuteRoutedEventHandler)
Parameters
- element
- UIElement
The element to remove handler
from.
- handler
- CanExecuteRoutedEventHandler
The can execute handler.
Exceptions
element
or handler
is null
.
Examples
The following example detaches a CanExecuteRoutedEventHandler and an ExecutedRoutedEventHandler which had previously been attached to a Button.
CommandManager.RemoveExecutedHandler(helpButton, HelpCmdExecuted);
CommandManager.RemoveCanExecuteHandler(helpButton, HelpCmdCanExecute);
CommandManager.RemoveExecutedHandler(helpButton, AddressOf HelpCmdExecuted)
CommandManager.RemoveCanExecuteHandler(helpButton, AddressOf HelpCmdCanExecute)
Applies to
See also
Povratne informacije
https://aka.ms/ContentUserFeedback.
Kmalu na voljo: V letu 2024 bomo ukinili storitev Težave v storitvi GitHub kot mehanizem za povratne informacije za vsebino in jo zamenjali z novim sistemom za povratne informacije. Za več informacij si oglejte:Pošlji in prikaži povratne informacije za