Win32Interop class

As a C# desktop application developer, in .NET you can make use of the Win32Interop class, whose methods wrap and represent several interoperability functions including the GetWindowIdFromWindow function.

The Win32Interop class is available in .NET as part of the Windows App SDK.

Definition

Namespace: Microsoft.UI

public class Win32Interop

Methods

• GetDisplayIdFromMonitor(IntPtr)
• GetIconFromIconId(IconId)
• GetIconIdFromIcon(IntPtr)
• GetMonitorFromDisplayId(DisplayId)
• GetWindowFromWindowId(WindowId)
• GetWindowIdFromWindow(IntPtr)

Applies to

Product	Introduced in
WinUI 3	Windows App SDK 1.0

See also

• Interop C# APIs for WinUI
• Call interop APIs from a .NET app