public static IAccessible GetAccessibleObject(IntPtr hWnd, Point point)
{
try {
IAccessible accObj;
object obj = new object();
POINT pt = new POINT();
pt.X = point.X;
pt.Y = point.Y;
UnsafeNativeMethods.ClientToScreen(hWnd, ref pt);
if (UnsafeNativeMethods.AccessibleObjectFromPoint(pt, out accObj, out obj) != IntPtr.Zero)
{
return(null);
}
if (accObj == null)
{
return(null);
}
return(accObj);
}
catch {
return(null);
}
}