ncurses/base/lib_slkrefr.c

   1 /****************************************************************************
   2  * Copyright (c) 1998 Free Software Foundation, Inc.                        *
   3  *                                                                          *
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   9  * copies of the Software, and to permit persons to whom the Software is    *
  10  * furnished to do so, subject to the following conditions:                 *
  11  *                                                                          *
  12  * The above copyright notice and this permission notice shall be included  *
  13  * in all copies or substantial portions of the Software.                   *
  14  *                                                                          *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
  16  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
  17  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
  18  * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
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  21  * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
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  23  * Except as contained in this notice, the name(s) of the above copyright   *
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  26  * authorization.                                                           *
  27  ****************************************************************************/
  28
  29 /****************************************************************************
  30  *  Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995               *
  31  *     and: Eric S. Raymond <esr@snark.thyrsus.com>                         *
  32  ****************************************************************************/
  33
  34 /*
  35  *      lib_slkrefr.c
  36  *      Write SLK window to the (virtual) screen.
  37  */
  38 #include <curses.priv.h>
  39 #include <term.h>         /* num_labels, label_*, plab_norm */
  40
  41 MODULE_ID("$Id: lib_slkrefr.c,v 1.8 1999/03/14 00:10:27 Alexander.V.Lukyanov Exp $")
  42
  43 /*
  44  * Write the soft labels to the soft-key window.
  45  */
  46 static void
  47 slk_intern_refresh(SLK *slk)
  48 {
  49 int i;
  50 int fmt = SP->slk_format;
  51
  52         for (i = 0; i < slk->labcnt; i++) {
  53                 if (slk->dirty || slk->ent[i].dirty) {
  54                         if (slk->ent[i].visible) {
  55                                 if (num_labels > 0 && SLK_STDFMT(fmt))
  56                                 {
  57                                   if (i < num_labels) {
  58                                     TPUTS_TRACE("plab_norm");
  59                                     putp(tparm(plab_norm, i+1, slk->ent[i].form_text));
  60                                   }
  61                                 }
  62                                 else
  63                                 {
  64                                         wmove(slk->win,SLK_LINES(fmt)-1,slk->ent[i].x);
  65                                         if (SP && SP->_slk)
  66                                           wattrset(slk->win,SP->_slk->attr);
  67                                         waddnstr(slk->win,slk->ent[i].form_text,
  68                                                  MAX_SKEY_LEN(fmt));
  69                                         /* if we simulate SLK's, it's looking much more
  70                                            natural to use the current ATTRIBUTE also
  71                                            for the label window */
  72                                         wattrset(slk->win,stdscr->_attrs);
  73                                 }
  74                         }
  75                         slk->ent[i].dirty = FALSE;
  76                 }
  77         }
  78         slk->dirty = FALSE;
  79
  80         if (num_labels > 0) {
  81             if (slk->hidden)
  82             {
  83                 TPUTS_TRACE("label_off");
  84                 putp(label_off);
  85             }
  86             else
  87             {
  88                 TPUTS_TRACE("label_on");
  89                 putp(label_on);
  90             }
  91         }
  92 }
  93
  94 /*
  95  * Refresh the soft labels.
  96  */
  97 int
  98 slk_noutrefresh(void)
  99 {
 100         T((T_CALLED("slk_noutrefresh()")));
 101
 102         if (SP == NULL || SP->_slk == NULL)
 103                 returnCode(ERR);
 104         if (SP->_slk->hidden)
 105                 returnCode(OK);
 106         slk_intern_refresh(SP->_slk);
 107
 108         returnCode(wnoutrefresh(SP->_slk->win));
 109 }
 110
 111 /*
 112  * Refresh the soft labels.
 113  */
 114 int
 115 slk_refresh(void)
 116 {
 117         T((T_CALLED("slk_refresh()")));
 118
 119         if (SP == NULL || SP->_slk == NULL)
 120                 returnCode(ERR);
 121         if (SP->_slk->hidden)
 122                 returnCode(OK);
 123         slk_intern_refresh(SP->_slk);
 124
 125         returnCode(wrefresh(SP->_slk->win));
 126 }