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/* $OpenBSD: m_cursor.c,v 1.3 1997/12/03 05:31:17 millert Exp $ */
/*-----------------------------------------------------------------------------+
| The ncurses menu library is Copyright (C) 1995-1997 |
| by Juergen Pfeifer <Juergen.Pfeifer@T-Online.de> |
| 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. |
+-----------------------------------------------------------------------------*/
/***************************************************************************
* Module m_cursor *
* Correctly position a menus cursor *
***************************************************************************/
#include "menu.priv.h"
MODULE_ID("Id: m_cursor.c,v 1.8 1997/10/21 08:44:31 juergen Exp $")
/*---------------------------------------------------------------------------
| 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)
{
if (!menu)
RETURN(E_BAD_ARGUMENT);
else
{
ITEM *item;
int x, y;
WINDOW *win, *sub;
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;
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);
}
/* m_cursor.c ends here */
|