private IntPtr ChildWindowFromPointEx(IntPtr hWnd, Point point, Window.WindowFromPointFlags flags)
{
Point clientPoint = new Point(point.X, point.Y);
NativeMethods.ScreenToClient(hWnd, ref clientPoint);
return(NativeMethods.ChildWindowFromPointEx(hWnd, clientPoint, flags));
}
public PointedDescendantWindows(IntPtr hWnd, Point point, Window.WindowFromPointFlags flags)
: base()
{
this.WindowHandle = hWnd;
this.Point = point;
if (hWnd != IntPtr.Zero)
{
var res = ChildWindowFromPointEx(hWnd, point, flags);
while (hWnd != res && res != IntPtr.Zero)
{
hWnd = res;
handles.Add(hWnd);
res = ChildWindowFromPointEx(hWnd, point, flags);
}
}
}
public static extern IntPtr ChildWindowFromPointEx(IntPtr hWndParent, Point pt, Window.WindowFromPointFlags uFlags);
public IEnumerable <WindowInfo> GetPointedDescendantWindows(Point point, Window.WindowFromPointFlags flags)
{
return(new Enumerables.PointedDescendantWindows(WindowHandle, point, flags));
}
