ContextItemManager.RemoveCallback 方法

執行 Delegate.Remove 的 Helper 方法，此方法也可以解除包裝泛型回呼的 Proxy。

命名空間： Microsoft.Windows.Design
組件： Microsoft.Windows.Design.Extensibility (在 Microsoft.Windows.Design.Extensibility.dll 中)

語法

'宣告
Protected Shared Function RemoveCallback ( _
    existing As Delegate, _
    toRemove As Delegate _
) As Delegate

protected static Delegate RemoveCallback(
    Delegate existing,
    Delegate toRemove
)

protected:
static Delegate^ RemoveCallback(
    Delegate^ existing, 
    Delegate^ toRemove
)

static member RemoveCallback : 
        existing:Delegate * 
        toRemove:Delegate -> Delegate

protected static function RemoveCallback(
    existing : Delegate, 
    toRemove : Delegate
) : Delegate

型別：System.Delegate
應該要指派給現有部分的新委派。

您可以在自己的 Unsubscribe 實作中使用 RemoveCallback。