Menu

Using MenuBar

menu.cpp

#include <CtrlLib/CtrlLib.h>

using namespace Upp;

struct App : public TopWindow {

    bool numbers_enabled;

    void Exit()

    {

        Close();

    }

    void EnableNumbers()

    {

        numbers_enabled = !numbers_enabled;

    }

    void ShowNumber(int n)

    {

        PromptOK(AsString(n));

    }

    void SubMenu(Bar& bar)

    {

        for(int i = 0; i < 10; i++)

            bar.Add(AsString(i), THISBACK1(ShowNumber, i));

    }

    void Menu(Bar& bar)

    {

        bar.Add("Enable numbers", THISBACK(EnableNumbers))

           .Check(numbers_enabled);

        bar.Add(numbers_enabled, "Numbers", THISBACK(SubMenu));

        bar.Add("Exit", THISBACK(Exit))

           .Key(K_CTRL_E);

    }

    void MainBar(Bar& bar)

    {

        bar.Add("Menu", THISBACK(Menu));

    }

    MenuBar menu;

    typedef App CLASSNAME;

    App()

    {

        numbers_enabled = false;

        AddFrame(menu);

        menu.Set(THISBACK(MainBar));

    }

};

GUI_APP_MAIN

{

    App().Run();

}