public static IEnumerable <ApplicationWindow> GetApplicationWindows()
{
List <ApplicationWindow> windows = new List <ApplicationWindow>();
EnumWindowsCallback callback = new EnumWindowsCallback(
(hWnd, lParam) =>
{
if (!IsWindowVisible(hWnd) || string.IsNullOrEmpty(GetText(hWnd)))
{
return(true);
}
if ((long)GetParent(hWnd) == 0)
{
bool hasOwner = (long)GetWindow(hWnd, GW_OWNER) != 0;
uint exStyle = (uint)GetWindowLongPtr(hWnd, GWL_EXSTYLE);
if ((exStyle & WS_EX_TOOLWINDOW) == 0 && !hasOwner)
{
ApplicationWindow window = new ApplicationWindow(hWnd);
windows.Add(window);
}
}
return(true);
}
);
EnumWindows(callback, IntPtr.Zero);
return(windows);
}
public static IntPtr Register(Window destination, ApplicationWindow source)
{
IntPtr thumbnail;
IntPtr destinationHandle = new WindowInteropHelper(destination).Handle;
if (DwmRegisterThumbnail(destinationHandle, source, out thumbnail) == S_OK)
{
return(thumbnail);
}
return(IntPtr.Zero);
}