TappedRoutedEventArgs 類別

定義

命名空間:

Microsoft.UI.Xaml.Input

提供 點 選事件的事件資料。

public ref class TappedRoutedEventArgs sealed : RoutedEventArgs

/// [Windows.Foundation.Metadata.Activatable(65536, "Microsoft.UI.Xaml.WinUIContract")]
/// [Windows.Foundation.Metadata.ContractVersion(Microsoft.UI.Xaml.WinUIContract, 65536)]
/// [Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
/// [Windows.Foundation.Metadata.Threading(Windows.Foundation.Metadata.ThreadingModel.Both)]
class TappedRoutedEventArgs final : RoutedEventArgs

[Windows.Foundation.Metadata.Activatable(65536, "Microsoft.UI.Xaml.WinUIContract")]
[Windows.Foundation.Metadata.ContractVersion(typeof(Microsoft.UI.Xaml.WinUIContract), 65536)]
[Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
[Windows.Foundation.Metadata.Threading(Windows.Foundation.Metadata.ThreadingModel.Both)]
public sealed class TappedRoutedEventArgs : RoutedEventArgs

Public NotInheritable Class TappedRoutedEventArgs
Inherits RoutedEventArgs

繼承

Object Platform::Object IInspectable RoutedEventArgs TappedRoutedEventArgs

屬性

ActivatableAttribute ContractVersionAttribute MarshalingBehaviorAttribute ThreadingAttribute

範例

下列程式碼片段來自 案例 1 -基本輸入範例的輸入事件。

Scenario1::Scenario1()
{
    InitializeComponent();

    // pointer press/release handlers
    pressedTarget.PointerPressed(this, &Scenario1::target_PointerPressed);
    pressedTarget.PointerReleased(this, &Scenario1::target_PointerReleased);

    // pointer enter/exit handlers
    enterExitTarget.PointerEntered(this, &Scenario1::target_PointerEntered);
    enterExitTarget.PointerExited(this, &Scenario1::target_PointerExited);

    // gesture handlers
    tapTarget.Tapped(this, &Scenario1::target_Tapped);
    tapTarget.DoubleTapped(this, &Scenario1::target_DoubleTapped);

    holdTarget.Holding(this, &Scenario1::target_Holding);
    holdTarget.RightTapped(this, &Scenario1::target_RightTapped);
}

void Scenario1::target_Tapped(Windows::Foundation::IInspectable const&, Windows::UI::Xaml::Input::TappedRoutedEventArgs const& args)
{
    tapTarget.Background(Windows::UI::Xaml::Media::SolidColorBrush(Windows::UI::Colors::DeepSkyBlue()));
    tapTargetText.Text(L"Tapped");
}

Scenario1::Scenario1()
{
    InitializeComponent();

    // pointer press/release handlers
    pressedTarget->PointerPressed += ref new PointerEventHandler(this, &Scenario1::target_PointerPressed);
    pressedTarget->PointerReleased += ref new PointerEventHandler(this, &Scenario1::target_PointerReleased);

    // pointer enter/exit handlers
    enterExitTarget->PointerEntered += ref new PointerEventHandler(this, &Scenario1::target_PointerEntered);
    enterExitTarget->PointerExited += ref new PointerEventHandler(this, &Scenario1::target_PointerExited);

    // gesture handlers
    tapTarget->Tapped += ref new TappedEventHandler(this, &Scenario1::target_Tapped);
    tapTarget->DoubleTapped += ref new DoubleTappedEventHandler(this, &Scenario1::target_DoubleTapped);

    holdTarget->Holding += ref new HoldingEventHandler(this, &Scenario1::target_Holding);
    holdTarget->RightTapped += ref new RightTappedEventHandler(this, &Scenario1::target_RightTapped);
}

void Scenario1::target_Tapped(Object^ sender, TappedRoutedEventArgs^ e)
{
    tapTarget->Background = ref new SolidColorBrush(Windows::UI::Colors::DeepSkyBlue);
    tapTargetText->Text = "Tapped";
}

public Scenario1()
{
    this.InitializeComponent();

    // pointer press/release handlers
    pressedTarget.PointerPressed += new PointerEventHandler(target_PointerPressed);
    pressedTarget.PointerReleased += new PointerEventHandler(target_PointerReleased);

    // pointer enter/exit handlers
    enterExitTarget.PointerEntered += new PointerEventHandler(target_PointerEntered);
    enterExitTarget.PointerExited += new PointerEventHandler(target_PointerExited);

    // gesture handlers
    tapTarget.Tapped += new TappedEventHandler(target_Tapped);
    tapTarget.DoubleTapped += new DoubleTappedEventHandler(target_DoubleTapped);
    holdTarget.Holding += new HoldingEventHandler(target_Holding);
    holdTarget.RightTapped += new RightTappedEventHandler(target_RightTapped);
}

void target_Tapped(object sender, TappedRoutedEventArgs e)
{
    tapTarget.Background = new SolidColorBrush(Windows.UI.Colors.DeepSkyBlue);
    tapTargetText.Text = "Tapped";
}

備註

每當按一下滑鼠或手指或手寫筆點選物件時，就會傳送 點 選點選事件

建構函式

TappedRoutedEventArgs()

初始化 TappedRoutedEventArgs 類別的新實例。

屬性

Handled	取得或設定值，這個值會將路由事件標示為已處理。 true的值 Handled 可防止事件路由上的大部分處理常式再次處理相同的事件。
OriginalSource	取得引發事件之 物件的參考。 這通常是控制項的範本部分，而不是在應用程式 UI 中宣告的專案。 (繼承來源 RoutedEventArgs)
PointerDeviceType	取得起始相關聯輸入事件的指標裝置的 PointerDeviceType 。

方法

GetPosition(UIElement)

會傳回指標位置的 x 和 Y 座標，選擇性地根據所提供 UIElement的座標原點進行評估。

另請參閱

• RoutedEventArgs
• 基本輸入範例