Ejemplos de Menu::SetChoiceText en C++ (Cpp)

Ejemplo n.º 1

Archivo: menu.cpp Proyecto: mmanley/Antares

static Menu *
add_boot_volume_menu(Directory *bootVolume)
{
    Menu *menu = new(nothrow) Menu(CHOICE_MENU, "Select Boot Volume");
    MenuItem *item;
    void *cookie;
    int32 count = 0;

    if (gRoot->Open(&cookie, O_RDONLY) == B_OK) {
        Directory *volume;
        while (gRoot->GetNextNode(cookie, (Node **)&volume) == B_OK) {
            // only list bootable volumes
            if (!is_bootable(volume))
                continue;

            char name[B_FILE_NAME_LENGTH];
            if (volume->GetName(name, sizeof(name)) == B_OK) {
                menu->AddItem(item = new(nothrow) MenuItem(name));
                item->SetTarget(user_menu_boot_volume);
                item->SetData(volume);

                if (volume == bootVolume) {
                    item->SetMarked(true);
                    item->Select(true);
                }

                count++;
            }
        }
        gRoot->Close(cookie);
    }

    if (count == 0) {
        // no boot volume found yet
        menu->AddItem(item = new(nothrow) MenuItem("<No boot volume found>"));
        item->SetType(MENU_ITEM_NO_CHOICE);
        item->SetEnabled(false);
    }

    menu->AddSeparatorItem();

    menu->AddItem(item = new(nothrow) MenuItem("Rescan volumes"));
    item->SetHelpText("Please insert a Antares CD-ROM or attach a USB disk - "
                      "depending on your system, you can then boot from them.");
    item->SetType(MENU_ITEM_NO_CHOICE);
    if (count == 0)
        item->Select(true);

    menu->AddItem(item = new(nothrow) MenuItem("Return to main menu"));
    item->SetType(MENU_ITEM_NO_CHOICE);

    if (gKernelArgs.boot_volume.GetBool(BOOT_VOLUME_BOOTED_FROM_IMAGE, false))
        menu->SetChoiceText("CD-ROM or hard drive");

    return menu;
}