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Keyboard.AddPreviewKeyboardInputProviderAcquireFocusHandler 方法

  • 參考

定義

命名空間:
System.Windows.Input
組件:
PresentationCore.dll

加入 PreviewKeyboardInputProviderAcquireFocus 附加事件的處理常式。

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

參數

element
DependencyObject

接聽這個事件的 UIElement 或 ContentElement。

handler
KeyboardInputProviderAcquireFocusEventHandler

要加入的事件處理常式。

備註

這個方法提供附加屬性存取子，以便存取附加事件的程式代碼和 XAML 屬性處理 Keyboard.PreviewKeyboardInputProviderAcquireFocus 。

適用於

產品 版本
.NET Framework 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1
Windows Desktop 3.0, 3.1, 5, 6, 7, 8, 9, 10