AuraPhotoViewer.ResizeableWindow.SourceInitializedHandler C# (CSharp) Метод

        void SourceInitializedHandler(object sender, EventArgs e)
        {
            IntPtr handle = (new System.Windows.Interop.WindowInteropHelper(this)).Handle;
            System.Windows.Interop.HwndSource hwndSource = System.Windows.Interop.HwndSource.FromHwnd(handle);
            if (hwndSource != null)
                hwndSource.AddHook(WindowProc);
        }