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notcurses/include/ncpp/Menu.hh

78 lines
1.3 KiB
C++

#ifndef __NCPP_MENU_HH
#define __NCPP_MENU_HH
#include <notcurses/notcurses.h>
#include "Root.hh"
namespace ncpp
{
class Plane;
class NCPP_API_EXPORT Menu : public Root
{
public:
static ncmenu_options default_options;
public:
explicit Menu (const ncmenu_options *opts = nullptr)
{
menu = ncmenu_create (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
{
return ncmenu_unroll (menu, sectionidx) >= 0;
}
bool rollup () const noexcept
{
return ncmenu_rollup (menu) >= 0;
}
bool nextsection () const noexcept
{
return ncmenu_nextsection (menu) >= 0;
}
bool prevsection () const noexcept
{
return ncmenu_prevsection (menu) >= 0;
}
bool nextitem () const noexcept
{
return ncmenu_nextitem (menu) >= 0;
}
bool previtem () const noexcept
{
return ncmenu_previtem (menu) >= 0;
}
const char* get_selected (ncinput *ni = nullptr) const noexcept
{
return ncmenu_selected (menu, ni);
}
bool offer_input (const struct ncinput* nc) const noexcept
{
return ncmenu_offer_input (menu, nc);
}
Plane* get_plane () const noexcept;
private:
ncmenu *menu;
};
}
#endif