Application.OnLaunched(LaunchActivatedEventArgs) 方法

定義

命名空間:

Microsoft.UI.Xaml

啟動應用程式時叫用。 覆寫這個方法以執行應用程式初始化，並建立新的視窗。

protected:
 virtual void OnLaunched(LaunchActivatedEventArgs ^ args) = OnLaunched;

void OnLaunched(LaunchActivatedEventArgs const& args);

protected virtual void OnLaunched(LaunchActivatedEventArgs args);

function onLaunched(args)

Protected Overridable Sub OnLaunched (args As LaunchActivatedEventArgs)

參數

args

LaunchActivatedEventArgs

範例

使用 OnLaunched 來建立並啟動主視窗。 (當您建立 WinUI 3 app.) 時，Visual Studio 專案範本會提供此程式碼

private Window m_window;

protected override void OnLaunched(Microsoft.UI.Xaml.LaunchActivatedEventArgs args)
{
    m_window = new MainWindow();
    m_window.Activate();
}

另請參閱

• LaunchActivatedEventArgs