private WinApi.HitTest HitTestNCA(IntPtr hwnd, IntPtr wparam, IntPtr lparam)
{
Point pc = PointToClient(new Point((int)lparam));
if (Resizable && SizeGripRectangle.Contains(pc))
{
return(WinApi.HitTest.HTBOTTOMRIGHT);
}
if (CaptionRectangle.Contains(pc))
{
return(WinApi.HitTest.HTCAPTION);
}
return(WinApi.HitTest.HTCLIENT);
}
protected override void WndProc(ref Message message)
{
switch (message.Msg)
{
case (int)KxSharpLib.Win32.WM.NCHITTEST:
base.WndProc(ref message);
if (SizeGripRectangle.Contains(PointToClient(new Point(message.LParam.ToInt32() & 0xffff, message.LParam.ToInt32() >> 16))))
{
message.Result = new IntPtr((int)KxSharpLib.Win32.HT.BOTTOMRIGHT);
}
break;
default:
base.WndProc(ref message);
break;
}
}
