githubmirror/ncurses

menu/m_userptr.c
77 строк4 KB
Thomas E. Dickey
ncurses 6.2 - patch 20201212
13 дек 2020, 04:01
13 дек 2020, 04:015925150
/****************************************************************************
 * Copyright 2020 Thomas E. Dickey                                          *
 * Copyright 1998-2004,2010 Free Software Foundation, Inc.                  *
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 *                                                                          *
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 ****************************************************************************/

/****************************************************************************
 *   Author:  Juergen Pfeifer, 1995,1997                                    *
 ****************************************************************************/

/***************************************************************************
* Module m_userptr                                                         *
* Associate application data with menus                                    *
***************************************************************************/

#include "menu.priv.h"

MODULE_ID("$Id: m_userptr.c,v 1.21 2020/12/12 00:38:14 tom Exp $")

/*---------------------------------------------------------------------------
|   Facility      :  libnmenu
|   Function      :  int set_menu_userptr(MENU *menu, void *userptr)
|
|   Description   :  Set the pointer that is reserved in any menu to store
|                    application relevant information.
|
|   Return Values :  E_OK         - success
+--------------------------------------------------------------------------*/
MENU_EXPORT(int)
set_menu_userptr(MENU *menu, void *userptr)
{
  T((T_CALLED("set_menu_userptr(%p,%p)"), (void *)menu, (void *)userptr));
  Normalize_Menu(menu)->userptr = userptr;
  RETURN(E_OK);
}

/*---------------------------------------------------------------------------
|   Facility      :  libnmenu
|   Function      :  void *menu_userptr(const MENU *menu)
|
|   Description   :  Return the pointer that is reserved in any menu to
|                    store application relevant information.
|
|   Return Values :  Value of the pointer. If no such pointer has been set,
|                    NULL is returned
+--------------------------------------------------------------------------*/
MENU_EXPORT(void *)
menu_userptr(const MENU *menu)
{
  T((T_CALLED("menu_userptr(%p)"), (const void *)menu));
  returnVoidPtr(Normalize_Menu(menu)->userptr);
}

/* m_userptr.c ends here */