protected override void WndProc(ref Message m) { switch (m.Msg) { case WM_GRAPHEVENT: graph.OnGraphEvent(); break; case WM_SYSCOMMAND: if ((int)m.WParam == SC_MAXIMIZE) { MyMaximize(); return; } break; case WM_NCLBUTTONDBLCLK: MyMaximize(); return; } base.WndProc(ref m); }