duilib禁止標題欄雙擊放大窗口

創建窗口函數中使用UI_WNDSTYLE_DIALOG

    CMainWnd *win = new CMainWnd(_T("main_win.xml"));
    win->Create(NULL, _T("DUIWnd"), UI_WNDSTYLE_DIALOG, WS_EX_WINDOWEDGE);