X-Git-Url: http://ncurses.scripts.mit.edu/?p=ncurses.git;a=blobdiff_plain;f=menu%2Fm_cursor.c;h=a46308954e967a643a28b4edf8ed6b65c45a533a;hp=9ad0b12e8b50049601315d271c13514e3c98ffb2;hb=0eb88fc5281804773e2a0c7a488a4452463535ce;hpb=3a9b6a3bf0269231bef7de74757a910dedd04e0c;ds=sidebyside diff --git a/menu/m_cursor.c b/menu/m_cursor.c index 9ad0b12e..a4630895 100644 --- a/menu/m_cursor.c +++ b/menu/m_cursor.c @@ -1,79 +1,110 @@ -/*-----------------------------------------------------------------------------+ -| The ncurses menu library is Copyright (C) 1995-1997 | -| by Juergen Pfeifer | -| All Rights Reserved. | -| | -| Permission to use, copy, modify, and distribute this software and its | -| documentation for any purpose and without fee is hereby granted, provided | -| that the above copyright notice appear in all copies and that both that | -| copyright notice and this permission notice appear in supporting | -| documentation, and that the name of the above listed copyright holder(s) not | -| be used in advertising or publicity pertaining to distribution of the | -| software without specific, written prior permission. | -| | -| THE ABOVE LISTED COPYRIGHT HOLDER(S) DISCLAIM ALL WARRANTIES WITH REGARD TO | -| THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FIT- | -| NESS, IN NO EVENT SHALL THE ABOVE LISTED COPYRIGHT HOLDER(S) BE LIABLE FOR | -| ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RE- | -| SULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, | -| NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH | -| THE USE OR PERFORMANCE OF THIS SOFTWARE. | -+-----------------------------------------------------------------------------*/ +/**************************************************************************** + * Copyright (c) 1998 Free Software Foundation, Inc. * + * * + * Permission is hereby granted, free of charge, to any person obtaining a * + * copy of this software and associated documentation files (the * + * "Software"), to deal in the Software without restriction, including * + * without limitation the rights to use, copy, modify, merge, publish, * + * distribute, distribute with modifications, sublicense, and/or sell * + * copies of the Software, and to permit persons to whom the Software is * + * furnished to do so, subject to the following conditions: * + * * + * The above copyright notice and this permission notice shall be included * + * in all copies or substantial portions of the Software. * + * * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * + * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * + * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * + * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * + * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * + * * + * Except as contained in this notice, the name(s) of the above copyright * + * holders shall not be used in advertising or otherwise to promote the * + * sale, use or other dealings in this Software without prior written * + * authorization. * + ****************************************************************************/ + +/**************************************************************************** + * Author: Juergen Pfeifer 1995,1997 * + ****************************************************************************/ /*************************************************************************** -* Module menu_cursor * +* Module m_cursor * * Correctly position a menus cursor * ***************************************************************************/ #include "menu.priv.h" -MODULE_ID("$Id: m_cursor.c,v 1.7 1997/05/01 16:47:26 juergen Exp $") +MODULE_ID("$Id: m_cursor.c,v 1.13 1999/05/16 17:24:43 juergen Exp $") /*--------------------------------------------------------------------------- -| Facility : libnmenu -| Function : pos_menu_cursor -| -| Description : Position logical cursor to current item in menu +| Facility : libnmenu +| Function : _nc_menu_cursor_pos +| +| Description : Return position of logical cursor to current item | | Return Values : E_OK - success | E_BAD_ARGUMENT - invalid menu | E_NOT_POSTED - Menu is not posted +--------------------------------------------------------------------------*/ -int pos_menu_cursor(const MENU * menu) +int _nc_menu_cursor_pos(const MENU* menu, + const ITEM* item, + int* pY, int* pX) { - if (!menu) - RETURN(E_BAD_ARGUMENT); + if (!menu || !pX || !pY) + return(E_BAD_ARGUMENT); else { - ITEM *item; - int x, y; - WINDOW *win, *sub; - + if ((ITEM*)0 == item) + item = menu->curitem; + assert(item!=(ITEM*)0); + if ( !( menu->status & _POSTED ) ) - RETURN(E_NOT_POSTED); - - item = menu->curitem; - assert(item); - - x = item->x * (menu->spc_cols + menu->itemlen); - y = (item->y - menu->toprow) * menu->spc_rows; + return(E_NOT_POSTED); + + *pX = item->x * (menu->spc_cols + menu->itemlen); + *pY = (item->y - menu->toprow) * menu->spc_rows; + } + return(E_OK); +} + +/*--------------------------------------------------------------------------- +| Facility : libnmenu +| Function : pos_menu_cursor +| +| Description : Position logical cursor to current item in menu +| +| Return Values : E_OK - success +| E_BAD_ARGUMENT - invalid menu +| E_NOT_POSTED - Menu is not posted ++--------------------------------------------------------------------------*/ +int pos_menu_cursor(const MENU * menu) +{ + WINDOW *win, *sub; + int x, y; + int err = _nc_menu_cursor_pos(menu,(ITEM*)0,&y,&x); + + if (E_OK==err) + { win = menu->userwin ? menu->userwin : stdscr; sub = menu->usersub ? menu->usersub : win; assert(win && sub); - + if ((menu->opt & O_SHOWMATCH) && (menu->pindex > 0)) x += ( menu->pindex + menu->marklen - 1); - + wmove(sub,y,x); - + if ( win != sub ) { wcursyncup(sub); wsyncup(sub); untouchwin(sub); - } + } } - RETURN(E_OK); + RETURN(err); } /* m_cursor.c ends here */