freebsd-dev/contrib/ncurses/menu/m_win.c

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/****************************************************************************
 *   Author: Juergen Pfeifer <juergen.pfeifer@gmx.net> 1995,1997            *
 ****************************************************************************/

/***************************************************************************
* Module m_win                                                             *
* Menus window association routines                                        *
***************************************************************************/

#include "menu.priv.h"

MODULE_ID("$Id: m_win.c,v 1.10 2000/12/10 02:16:48 tom Exp $")

/*---------------------------------------------------------------------------
|   Facility      :  libnmenu  
|   Function      :  int set_menu_win(MENU *menu, WINDOW *win)
|   
|   Description   :  Sets the window of the menu.
|
|   Return Values :  E_OK               - success
|                    E_POSTED           - menu is already posted
+--------------------------------------------------------------------------*/
NCURSES_EXPORT(int)
set_menu_win (MENU *menu, WINDOW *win)
{
  if (menu)
    {
      if ( menu->status & _POSTED )
	RETURN(E_POSTED);
      menu->userwin = win;
      _nc_Calculate_Item_Length_and_Width(menu);
    }
  else
    _nc_Default_Menu.userwin = win;
  
  RETURN(E_OK);
}

/*---------------------------------------------------------------------------
|   Facility      :  libnmenu  
|   Function      :  WINDOW *menu_win(const MENU *)
|   
|   Description   :  Returns pointer to the window of the menu
|
|   Return Values :  NULL on error, otherwise pointer to window
+--------------------------------------------------------------------------*/
NCURSES_EXPORT(WINDOW *)
menu_win (const MENU *menu)
{
  const MENU* m = Normalize_Menu(menu);
  return (m->userwin ? m->userwin : stdscr);
}

/* m_win.c ends here */