release/src/router/libncurses/ncurses/base/lib_slkclear.c

   1 /****************************************************************************
   2  * Copyright (c) 1998-2007,2009 Free Software Foundation, Inc.              *
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  28
  29 /****************************************************************************
  30  *  Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995               *
  31  *     and: Eric S. Raymond <esr@snark.thyrsus.com>                         *
  32  *     and: Juergen Pfeifer                         1996-1999               *
  33  *     and: Thomas E. Dickey                        1996-on                 *
  34  ****************************************************************************/
  35
  36 /*
  37  *      lib_slkclear.c
  38  *      Soft key routines.
  39  *      Remove soft labels from the screen.
  40  */
  41 #include <curses.priv.h>
  42
  43 MODULE_ID("$Id: lib_slkclear.c,v 1.14 2009/11/07 16:27:05 tom Exp $")
  44
  45 NCURSES_EXPORT(int)
  46 NCURSES_SP_NAME(slk_clear) (NCURSES_SP_DCL0)
  47 {
  48     int rc = ERR;
  49
  50     T((T_CALLED("slk_clear(%p)"), (void *) SP_PARM));
  51
  52     if (SP_PARM != 0 && SP_PARM->_slk != 0) {
  53         SP_PARM->_slk->hidden = TRUE;
  54         /* For simulated SLK's it looks much more natural to
  55            inherit those attributes from the standard screen */
  56         SP_PARM->_slk->win->_nc_bkgd = StdScreen(SP_PARM)->_nc_bkgd;
  57         WINDOW_ATTRS(SP_PARM->_slk->win) = WINDOW_ATTRS(StdScreen(SP_PARM));
  58         if (SP_PARM->_slk->win == StdScreen(SP_PARM)) {
  59             rc = OK;
  60         } else {
  61             werase(SP_PARM->_slk->win);
  62             rc = wrefresh(SP_PARM->_slk->win);
  63         }
  64     }
  65     returnCode(rc);
  66 }
  67
  68 #if NCURSES_SP_FUNCS
  69 NCURSES_EXPORT(int)
  70 slk_clear(void)
  71 {
  72     return NCURSES_SP_NAME(slk_clear) (CURRENT_SCREEN);
  73 }
  74 #endif