public static System.Windows.Point ClientToScreen(MouseEventArgs e)
{
if (e.Source is Visual visual)
{
var presentationSource = PresentationSource.FromVisual(visual);
if (!presentationSource.IsDisposed && presentationSource.RootVisual is Window window)
{
var hwnd = (presentationSource as HwndSource).Handle;
var point = e.GetPosition(window);
var pointArg = new WinApiPoint()
{
X = (int)point.X,
Y = (int)point.Y
};
if (ClientToScreenWinApi(hwnd, ref pointArg))
{
return(new System.Windows.Point(pointArg.X, pointArg.Y));
}
}
}
return(new System.Windows.Point());
}
extern static bool ClientToScreenWinApi(IntPtr hwnd, ref WinApiPoint WinApiPoint);
