static void ComputeRectRelativeToParent(IntPtr hWnd, IntPtr hwndParent, out PInvoke.RECT clientParent, out PInvoke.RECT client)
{
PInvoke.RECT rw, rc;
PInvoke.GetWindowRect(hWnd, out rw);
PInvoke.GetClientRect(hWnd, out rc);
PInvoke.RECT rpw, rpc;
PInvoke.GetWindowRect(hwndParent, out rpw);
PInvoke.GetClientRect(hwndParent, out rpc);
PInvoke.POINT p0 = new PInvoke.POINT()
{
X = rw.Left,
Y = rw.Top
};
PInvoke.ScreenToClient(hwndParent, ref p0);
PInvoke.POINT p1 = new PInvoke.POINT()
{
X = rw.Right,
Y = rw.Bottom
};
PInvoke.ScreenToClient(hwndParent, ref p1);
clientParent = rpc;
client = new PInvoke.RECT()
{
Left = p0.X,
Top = p0.Y,
Right = p1.X,
Bottom = p1.Y
};
}
public static void Click(IntPtr handle, Location location)
{
if (location != null)
{
var p = new PInvoke.POINT(); // DOESN'T WORK! not getting clicked!
p.X = location.X;
p.Y = location.Y;
PInvoke.ScreenToClient(handle, ref p);
var lParam = p.X | (p.Y << 16);
unsafe
{
PInvoke.SendMessage(handle, PInvoke.WM_LBUTTONDOWN, (IntPtr)0x1, new IntPtr(&p));
PInvoke.SendMessage(handle, PInvoke.WM_LBUTTONUP, (IntPtr)0x1, new IntPtr(&p));
}
}
else
{
PInvoke.SendMessage(handle, PInvoke.WM_LBUTTONDOWN, (IntPtr)0x1, (IntPtr)0);
PInvoke.SendMessage(handle, PInvoke.WM_LBUTTONUP, (IntPtr)0x1, (IntPtr)0);
}
}
