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/***************************************************************************
* COPYRIGHT NOTICE *
****************************************************************************
* ncurses is copyright (C) 1992-1995 *
* Zeyd M. Ben-Halim *
* zmbenhal@netcom.com *
* Eric S. Raymond *
* esr@snark.thyrsus.com *
* *
* Permission is hereby granted to reproduce and distribute ncurses *
* by any means and for any fee, whether alone or as part of a *
* larger distribution, in source or in binary form, PROVIDED *
* this notice is included with any such distribution, and is not *
* removed from any of its header files. Mention of ncurses in any *
* applications linked with it is highly appreciated. *
* *
* ncurses comes AS IS with no warranty, implied or expressed. *
* *
***************************************************************************/
/***************************************************************************
* Module menu_cursor *
* Correctly position a menus cursor *
***************************************************************************/
#include "menu.priv.h"
/*---------------------------------------------------------------------------
| 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 * (1 + menu->itemlen);
y = item->y - menu->toprow;
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 */
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