10e3d5408SPeter Wemm /**************************************************************************** 2*e1865124SBaptiste Daroussin * Copyright 2020 Thomas E. Dickey * 3*e1865124SBaptiste Daroussin * Copyright 1998-2009,2010 Free Software Foundation, Inc. * 40e3d5408SPeter Wemm * * 50e3d5408SPeter Wemm * Permission is hereby granted, free of charge, to any person obtaining a * 60e3d5408SPeter Wemm * copy of this software and associated documentation files (the * 70e3d5408SPeter Wemm * "Software"), to deal in the Software without restriction, including * 80e3d5408SPeter Wemm * without limitation the rights to use, copy, modify, merge, publish, * 90e3d5408SPeter Wemm * distribute, distribute with modifications, sublicense, and/or sell * 100e3d5408SPeter Wemm * copies of the Software, and to permit persons to whom the Software is * 110e3d5408SPeter Wemm * furnished to do so, subject to the following conditions: * 120e3d5408SPeter Wemm * * 130e3d5408SPeter Wemm * The above copyright notice and this permission notice shall be included * 140e3d5408SPeter Wemm * in all copies or substantial portions of the Software. * 150e3d5408SPeter Wemm * * 160e3d5408SPeter Wemm * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * 170e3d5408SPeter Wemm * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * 180e3d5408SPeter Wemm * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * 190e3d5408SPeter Wemm * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * 200e3d5408SPeter Wemm * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * 210e3d5408SPeter Wemm * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * 220e3d5408SPeter Wemm * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * 230e3d5408SPeter Wemm * * 240e3d5408SPeter Wemm * Except as contained in this notice, the name(s) of the above copyright * 250e3d5408SPeter Wemm * holders shall not be used in advertising or otherwise to promote the * 260e3d5408SPeter Wemm * sale, use or other dealings in this Software without prior written * 270e3d5408SPeter Wemm * authorization. * 280e3d5408SPeter Wemm ****************************************************************************/ 290e3d5408SPeter Wemm 300e3d5408SPeter Wemm /**************************************************************************** 314a1a9510SRong-En Fan * Author: Juergen Pfeifer, 1995,1997 * 320e3d5408SPeter Wemm ****************************************************************************/ 330e3d5408SPeter Wemm 340e3d5408SPeter Wemm /*************************************************************************** 350e3d5408SPeter Wemm * Module m_new * 360e3d5408SPeter Wemm * Creation and destruction of new menus * 370e3d5408SPeter Wemm ***************************************************************************/ 380e3d5408SPeter Wemm 390e3d5408SPeter Wemm #include "menu.priv.h" 400e3d5408SPeter Wemm 41*e1865124SBaptiste Daroussin MODULE_ID("$Id: m_new.c,v 1.22 2020/02/02 23:34:34 tom Exp $") 4206bfebdeSXin LI 4306bfebdeSXin LI /*--------------------------------------------------------------------------- 4406bfebdeSXin LI | Facility : libnmenu 4506bfebdeSXin LI | Function : MENU* _nc_new_menu(SCREEN*, ITEM **items) 4606bfebdeSXin LI | 4706bfebdeSXin LI | Description : Creates a new menu connected to the item pointer 4806bfebdeSXin LI | array items and returns a pointer to the new menu. 4906bfebdeSXin LI | The new menu is initialized with the values from the 5006bfebdeSXin LI | default menu. 5106bfebdeSXin LI | 5206bfebdeSXin LI | Return Values : NULL on error 5306bfebdeSXin LI +--------------------------------------------------------------------------*/ 5406bfebdeSXin LI NCURSES_EXPORT(MENU *) 5506bfebdeSXin LI NCURSES_SP_NAME(new_menu) (NCURSES_SP_DCLx ITEM ** items) 5606bfebdeSXin LI { 5706bfebdeSXin LI int err = E_SYSTEM_ERROR; 5806bfebdeSXin LI MENU *menu = typeCalloc(MENU, 1); 5906bfebdeSXin LI 6006bfebdeSXin LI T((T_CALLED("new_menu(%p,%p)"), (void *)SP_PARM, (void *)items)); 6106bfebdeSXin LI if (menu) 6206bfebdeSXin LI { 6306bfebdeSXin LI *menu = _nc_Default_Menu; 6406bfebdeSXin LI menu->status = 0; 6506bfebdeSXin LI menu->rows = menu->frows; 6606bfebdeSXin LI menu->cols = menu->fcols; 6706bfebdeSXin LI #if NCURSES_SP_FUNCS 6806bfebdeSXin LI /* This ensures userwin and usersub are always non-null, 6906bfebdeSXin LI so we can derive always the SCREEN that this menu is 7006bfebdeSXin LI running on. */ 7106bfebdeSXin LI menu->userwin = SP_PARM->_stdscr; 7206bfebdeSXin LI menu->usersub = SP_PARM->_stdscr; 7306bfebdeSXin LI #endif 7406bfebdeSXin LI if (items && *items) 7506bfebdeSXin LI { 7606bfebdeSXin LI if (!_nc_Connect_Items(menu, items)) 7706bfebdeSXin LI { 7806bfebdeSXin LI err = E_NOT_CONNECTED; 7906bfebdeSXin LI free(menu); 8006bfebdeSXin LI menu = (MENU *) 0; 8106bfebdeSXin LI } 8206bfebdeSXin LI else 8306bfebdeSXin LI err = E_OK; 8406bfebdeSXin LI } 8506bfebdeSXin LI } 8606bfebdeSXin LI 8706bfebdeSXin LI if (!menu) 8806bfebdeSXin LI SET_ERROR(err); 8906bfebdeSXin LI 9006bfebdeSXin LI returnMenu(menu); 9106bfebdeSXin LI } 920e3d5408SPeter Wemm 930e3d5408SPeter Wemm /*--------------------------------------------------------------------------- 940e3d5408SPeter Wemm | Facility : libnmenu 950e3d5408SPeter Wemm | Function : MENU *new_menu(ITEM **items) 960e3d5408SPeter Wemm | 970e3d5408SPeter Wemm | Description : Creates a new menu connected to the item pointer 980e3d5408SPeter Wemm | array items and returns a pointer to the new menu. 990e3d5408SPeter Wemm | The new menu is initialized with the values from the 1000e3d5408SPeter Wemm | default menu. 1010e3d5408SPeter Wemm | 1020e3d5408SPeter Wemm | Return Values : NULL on error 1030e3d5408SPeter Wemm +--------------------------------------------------------------------------*/ 10406bfebdeSXin LI #if NCURSES_SP_FUNCS 1057a69bbfbSPeter Wemm NCURSES_EXPORT(MENU *) 1067a69bbfbSPeter Wemm new_menu(ITEM ** items) 1070e3d5408SPeter Wemm { 10806bfebdeSXin LI return NCURSES_SP_NAME(new_menu) (CURRENT_SCREEN, items); 1090e3d5408SPeter Wemm } 11006bfebdeSXin LI #endif 1110e3d5408SPeter Wemm 1120e3d5408SPeter Wemm /*--------------------------------------------------------------------------- 1130e3d5408SPeter Wemm | Facility : libnmenu 1140e3d5408SPeter Wemm | Function : int free_menu(MENU *menu) 1150e3d5408SPeter Wemm | 1160e3d5408SPeter Wemm | Description : Disconnects menu from its associated item pointer 1170e3d5408SPeter Wemm | array and frees the storage allocated for the menu. 1180e3d5408SPeter Wemm | 1190e3d5408SPeter Wemm | Return Values : E_OK - success 1200e3d5408SPeter Wemm | E_BAD_ARGUMENT - Invalid menu pointer passed 1210e3d5408SPeter Wemm | E_POSTED - Menu is already posted 1220e3d5408SPeter Wemm +--------------------------------------------------------------------------*/ 1237a69bbfbSPeter Wemm NCURSES_EXPORT(int) 1247a69bbfbSPeter Wemm free_menu(MENU * menu) 1250e3d5408SPeter Wemm { 12606bfebdeSXin LI T((T_CALLED("free_menu(%p)"), (void *)menu)); 1270e3d5408SPeter Wemm if (!menu) 1280e3d5408SPeter Wemm RETURN(E_BAD_ARGUMENT); 1290e3d5408SPeter Wemm 1300e3d5408SPeter Wemm if (menu->status & _POSTED) 1310e3d5408SPeter Wemm RETURN(E_POSTED); 1320e3d5408SPeter Wemm 1330e3d5408SPeter Wemm if (menu->items) 1340e3d5408SPeter Wemm _nc_Disconnect_Items(menu); 1350e3d5408SPeter Wemm 1360e3d5408SPeter Wemm if ((menu->status & _MARK_ALLOCATED) && menu->mark) 1370e3d5408SPeter Wemm free(menu->mark); 1380e3d5408SPeter Wemm 1390e3d5408SPeter Wemm free(menu); 1400e3d5408SPeter Wemm RETURN(E_OK); 1410e3d5408SPeter Wemm } 1420e3d5408SPeter Wemm 1430e3d5408SPeter Wemm /* m_new.c ends here */ 144