Menu.hh

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#ifndef __NCPP_MENU_HH
#define __NCPP_MENU_HH
 
#include <notcurses/notcurses.h>
 
#include "Root.hh"
 
namespace ncpp
{
    class NotCurses;
    class Plane;
 
    class NCPP_API_EXPORT Menu : public Root
    {
    public:
        static ncmenu_options default_options;
 
    public:
        explicit Menu (const ncmenu_options *opts = nullptr, NotCurses *ncinst = nullptr)
            : Root (ncinst)
        {
            menu = ncmenu_create (notcurses_stdplane (get_notcurses ()), opts == nullptr ? &default_options : opts);
            if (menu == nullptr)
                throw init_error ("Notcurses failed to create a new menu");
        }
 
        ~Menu ()
        {
            if (!is_notcurses_stopped ())
                ncmenu_destroy (menu);
        }
 
        bool unroll (int sectionidx) const NOEXCEPT_MAYBE
        {
            return error_guard (ncmenu_unroll (menu, sectionidx), -1);
        }
 
        bool rollup () const NOEXCEPT_MAYBE
        {
            return error_guard (ncmenu_rollup (menu), -1);
        }
 
        bool nextsection () const NOEXCEPT_MAYBE
        {
            return error_guard (ncmenu_nextsection (menu), -1);
        }
 
        bool prevsection () const NOEXCEPT_MAYBE
        {
            return error_guard (ncmenu_prevsection (menu), -1);
        }
 
        bool nextitem () const NOEXCEPT_MAYBE
        {
            return error_guard (ncmenu_nextitem (menu), -1);
        }
 
        bool previtem () const NOEXCEPT_MAYBE
        {
            return error_guard (ncmenu_previtem (menu), -1);
        }
 
        bool item_set_status (const char* section, const char* item, bool status) const NOEXCEPT_MAYBE
        {
            return error_guard (ncmenu_item_set_status (menu, section, item, status), -1);
        }
 
        const char* get_selected (ncinput *ni = nullptr) const noexcept
        {
            return ncmenu_selected (menu, ni);
        }
 
        const char* get_mouse_selected (const struct ncinput* click, struct ncinput* ni) const noexcept
        {
            return ncmenu_mouse_selected (menu, click, ni);
        }
 
        bool offer_input (const struct ncinput* ni) const noexcept
        {
            return ncmenu_offer_input (menu, ni);
        }
 
        Plane* get_plane () const noexcept;
 
    private:
        ncmenu *menu;
    };
}
#endif