本操作說明示範如何使用 C# 和 Windows 應用程式 SDK 建立單一實例 WinUI 3 應用程式。 單一實例應用程式一次只允許一個應用程式實例執行。 WinUI 應用程式預設為多重實例。 它們可讓您同時啟動相同應用程式的多個實例。 這是指多個實例。 不過,您可能想要根據應用程式的使用案例來實作單一實例。 嘗試啟動單一...
Follow the instructions toCreate your first WinUI 3 projector touse the Windows App SDK in an existing project. Single-instance apps Apps are single-instanced if there can be only one main process running at a time. Attempting to launch a second instance of a single-instanced app typically ...
mainInstance.Activated += MainInstance_Activated; } m_window = new MainWindow(); m_window.Activate(); } privatevoidMainInstance_Activated(object sender, Microsoft.Windows.AppLifecycle.AppActivationArguments e){if(e.Kind == Microsoft.Windows.AppLifecycle.ExtendedActivationKind.File) { var fileActivat...
(object)this:(object)(DependencyObject)null,outinnerInterface);try{ComWrappersHelper.Init(flag,(object)this,instance,innerInterface,refthis._inner);this._defaultLazy=newLazy<IDependencyObject>((Func<IDependencyObject>)(()=>(IDependencyObject)newSingleInterfaceOptimized...
Learn how to use Visual Studio to create a new project for a C# .NET or C++ app that has a WinUI 3 user interface (UI).
ComWrappersHelper.Init(flag, (object)this, instance, innerInterface, ref this._inner); this._defaultLazy = new Lazy<IDependencyObject>((Func<IDependencyObject>)(() => (IDependencyObject)new SingleInterfaceOptimizedObject(typeof(IDependencyObject), this._inner))); ...
There's also awinui3previewbranch in this GitHub repo that provides a version of the WinUI 3 Controls Gallery that's using WinUI 3 - Project Reunion 0.8 Preview. Copy git clone --single-branch --branch winui3 https://github.com/microsoft/Xaml-Controls-Gallery.git ...
ComWrappersHelper.Init(flag, (object)this, instance, innerInterface, ref this._inner); this._defaultLazy = new Lazy<IDependencyObject>((Func<IDependencyObject>)(() => (IDependencyObject)new SingleInterfaceOptimizedObject(typeof(IDependencyObject), this._inner))); ...
C# this.sfDataGrid.MoveCurrentCell(new RowColumnIndex(3,2), false);Clear SelectionYou can clear the selection by using the ClearSelection method. In Row Selection you can also remove the selection by setting null to SelectedItem or clearing the SelectedItems property....
For this example, I am going to use the Scheduler in a WinUI 3 desktop project. Step 1: Create a WinUI 3 application First, create a simple WinUI 3 desktop project using the instructions provided in the following documentations:Get started with WinUI 3 for desktop appsandBuild desktop Window...