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TraversalRequest(FocusNavigationDirection) コンストラクター

定義

TraversalRequest クラスの新しいインスタンスを初期化します。

public:
 TraversalRequest(System::Windows::Input::FocusNavigationDirection focusNavigationDirection);
public TraversalRequest (System.Windows.Input.FocusNavigationDirection focusNavigationDirection);
new System.Windows.Input.TraversalRequest : System.Windows.Input.FocusNavigationDirection -> System.Windows.Input.TraversalRequest
Public Sub New (focusNavigationDirection As FocusNavigationDirection)

パラメーター

focusNavigationDirection
FocusNavigationDirection

フォーカスを移動する方向 (列挙体の値)。

次の例では、呼び出しの TraversalRequest 入力として インスタンスを FrameworkElement.MoveFocus 作成します。

// Creating a FocusNavigationDirection object and setting it to a
// local field that contains the direction selected.
FocusNavigationDirection focusDirection = _focusMoveValue;

// MoveFocus takes a TraveralReqest as its argument.
TraversalRequest request = new TraversalRequest(focusDirection);

// Gets the element with keyboard focus.
UIElement elementWithFocus = Keyboard.FocusedElement as UIElement;

// Change keyboard focus.
if (elementWithFocus != null)
{
    elementWithFocus.MoveFocus(request);
}
' Creating a FocusNavigationDirection object and setting it to a
' local field that contains the direction selected.
Dim focusDirection As FocusNavigationDirection = _focusMoveValue

' MoveFocus takes a TraveralReqest as its argument.
Dim request As New TraversalRequest(focusDirection)

' Gets the element with keyboard focus.
Dim elementWithFocus As UIElement = TryCast(Keyboard.FocusedElement, UIElement)

' Change keyboard focus.
If elementWithFocus IsNot Nothing Then
    elementWithFocus.MoveFocus(request)
End If

適用対象

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