using Microsoft.UI.Xaml; namespace Lattice.Example.DragDrop; public static class WindowExtensions { public static void SetWindowSize(this Window window, int width, int height) { var hwnd = WinRT.Interop.WindowNative.GetWindowHandle(window); var windowId = Microsoft.UI.Win32Interop.GetWindowIdFromWindow(hwnd); var appWindow = Microsoft.UI.Windowing.AppWindow.GetFromWindowId(windowId); appWindow.Resize(new Windows.Graphics.SizeInt32(width, height)); } }