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📄 MKkeyname.awk(6.48 KB)
📄 MKlib_gen.sh(13.34 KB)
📄 MKunctrl.awk(5.76 KB)
📄 README(2.52 KB)
📄 define_key.c(3.73 KB)
📄 key_defined.c(3.61 KB)
📄 keybound.c(3.17 KB)
📄 keyok.c(4.03 KB)
📄 legacy_coding.c(3.01 KB)
📄 lib_addch.c(15.66 KB)
📄 lib_addstr.c(7.21 KB)
📄 lib_beep.c(3.54 KB)
📄 lib_bkgd.c(6.98 KB)
📄 lib_box.c(5.24 KB)
📄 lib_chgat.c(3.42 KB)
📄 lib_clear.c(2.77 KB)
📄 lib_clearok.c(2.78 KB)
📄 lib_clrbot.c(3.28 KB)
📄 lib_clreol.c(3.5 KB)
📄 lib_color.c(28.66 KB)
📄 lib_colorset.c(3.12 KB)
📄 lib_delch.c(3.1 KB)
📄 lib_delwin.c(3.61 KB)
📄 lib_dft_fgbg.c(4.27 KB)
📄 lib_driver.c(4.88 KB)
📄 lib_echo.c(3.37 KB)
📄 lib_endwin.c(3.42 KB)
📄 lib_erase.c(3.64 KB)
📄 lib_flash.c(3.53 KB)
📄 lib_freeall.c(5.58 KB)
📄 lib_getch.c(18.86 KB)
📄 lib_getstr.c(6.7 KB)
📄 lib_hline.c(3.55 KB)
📄 lib_immedok.c(2.75 KB)
📄 lib_inchstr.c(3.16 KB)
📄 lib_initscr.c(4.18 KB)
📄 lib_insch.c(5.2 KB)
📄 lib_insdel.c(3 KB)
📄 lib_insnstr.c(3.85 KB)
📄 lib_instr.c(4.2 KB)
📄 lib_isendwin.c(3.01 KB)
📄 lib_leaveok.c(2.78 KB)
📄 lib_mouse.c(52.49 KB)
📄 lib_move.c(2.97 KB)
📄 lib_mvwin.c(4.87 KB)
📄 lib_newterm.c(10.81 KB)
📄 lib_newwin.c(10.96 KB)
📄 lib_nl.c(3.53 KB)
📄 lib_overlay.c(6.42 KB)
📄 lib_pad.c(10.73 KB)
📄 lib_printw.c(4.91 KB)
📄 lib_redrawln.c(3.52 KB)
📄 lib_refresh.c(9.38 KB)
📄 lib_restart.c(4.4 KB)
📄 lib_scanw.c(4.05 KB)
📄 lib_screen.c(24.15 KB)
📄 lib_scroll.c(5.8 KB)
📄 lib_scrollok.c(2.78 KB)
📄 lib_scrreg.c(2.96 KB)
📄 lib_set_term.c(21.57 KB)
📄 lib_slk.c(7.85 KB)
📄 lib_slkatr_set.c(3.58 KB)
📄 lib_slkatrof.c(3.28 KB)
📄 lib_slkatron.c(3.29 KB)
📄 lib_slkatrset.c(3.05 KB)
📄 lib_slkattr.c(3.09 KB)
📄 lib_slkclear.c(3.52 KB)
📄 lib_slkcolor.c(3.66 KB)
📄 lib_slkinit.c(3.63 KB)
📄 lib_slklab.c(3.17 KB)
📄 lib_slkrefr.c(5.66 KB)
📄 lib_slkset.c(5.02 KB)
📄 lib_slktouch.c(3.01 KB)
📄 lib_touch.c(3.77 KB)
📄 lib_ungetch.c(3.58 KB)
📄 lib_vline.c(3.57 KB)
📄 lib_wattroff.c(3.09 KB)
📄 lib_wattron.c(3.1 KB)
📄 lib_winch.c(2.78 KB)
📄 lib_window.c(7.83 KB)
📄 nc_panel.c(2.81 KB)
📄 new_pair.c(9.92 KB)
📄 resizeterm.c(14.29 KB)
📄 safe_sprintf.c(7.86 KB)
📄 sigaction.c(3.62 KB)
📄 tries.c(4.86 KB)
📄 use_window.c(2.79 KB)
📄 version.c(2.59 KB)
📄 vsscanf.c(8.54 KB)
📄 wresize.c(8.41 KB)

Editing: lib_slk.c

/****************************************************************************
 * Copyright 2020 Thomas E. Dickey                                          *
 * Copyright 1998-2010,2011 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.                                                           *
 ****************************************************************************/

/****************************************************************************
 *  Authors:                                                                *
 *          Gerhard Fuernkranz                      1993 (original)         *
 *          Zeyd M. Ben-Halim                       1992,1995 (sic)         *
 *          Eric S. Raymond                                                 *
 *          Juergen Pfeifer                         1996-on                 *
 *          Thomas E. Dickey                                                *
 ****************************************************************************/

/*
 *	lib_slk.c
 *	Soft key routines.
 */

#include <curses.priv.h>
#include <ctype.h>

#ifndef CUR
#define CUR SP_TERMTYPE
#endif

MODULE_ID("$Id: lib_slk.c,v 1.49 2020/02/02 23:34:34 tom Exp $")

#ifdef USE_TERM_DRIVER
#define NumLabels    InfoOf(SP_PARM).numlabels
#define NoColorVideo InfoOf(SP_PARM).nocolorvideo
#define LabelWidth   InfoOf(SP_PARM).labelwidth
#define LabelHeight  InfoOf(SP_PARM).labelheight
#else
#define NumLabels    num_labels
#define NoColorVideo no_color_video
#define LabelWidth   label_width
#define LabelHeight  label_height
#endif

/*
 * Free any memory related to soft labels, return an error.
 */
static int
slk_failed(NCURSES_SP_DCL0)
{
    if ((0 != SP_PARM) && SP_PARM->_slk) {
	FreeIfNeeded(SP_PARM->_slk->ent);
	free(SP_PARM->_slk);
	SP_PARM->_slk = (SLK *) 0;
    }
    return ERR;
}

NCURSES_EXPORT(int)
_nc_format_slks(NCURSES_SP_DCLx int cols)
{
    int gap, i, x;
    int max_length;

if (!SP_PARM || !SP_PARM->_slk)
	return ERR;

max_length = SP_PARM->_slk->maxlen;
    if (SP_PARM->slk_format >= 3) {	/* PC style */
	gap = (cols - 3 * (3 + 4 * max_length)) / 2;

if (gap < 1)
	    gap = 1;

for (i = x = 0; i < SP_PARM->_slk->maxlab; i++) {
	    SP_PARM->_slk->ent[i].ent_x = x;
	    x += max_length;
	    x += (i == 3 || i == 7) ? gap : 1;
	}
    } else {
	if (SP_PARM->slk_format == 2) {		/* 4-4 */
	    gap = cols - (int) (SP_PARM->_slk->maxlab * max_length) - 6;

if (gap < 1)
		gap = 1;
	    for (i = x = 0; i < SP_PARM->_slk->maxlab; i++) {
		SP_PARM->_slk->ent[i].ent_x = x;
		x += max_length;
		x += (i == 3) ? gap : 1;
	    }
	} else {
	    if (SP_PARM->slk_format == 1) {	/* 1 -> 3-2-3 */
		gap = (cols - (SP_PARM->_slk->maxlab * max_length) - 5)
		    / 2;

if (gap < 1)
		    gap = 1;
		for (i = x = 0; i < SP_PARM->_slk->maxlab; i++) {
		    SP_PARM->_slk->ent[i].ent_x = x;
		    x += max_length;
		    x += (i == 2 || i == 4) ? gap : 1;
		}
	    } else {
		return slk_failed(NCURSES_SP_ARG);
	    }
	}
    }
    SP_PARM->_slk->dirty = TRUE;

return OK;
}

/*
 * Initialize soft labels.
 * Called from newterm()
 */
NCURSES_EXPORT(int)
_nc_slk_initialize(WINDOW *stwin, int cols)
{
    int i;
    int res = OK;
    size_t max_length;
    SCREEN *sp;
    int numlab;

T((T_CALLED("_nc_slk_initialize()")));

assert(stwin);

sp = _nc_screen_of(stwin);
    if (0 == sp)
	returnCode(ERR);

assert(TerminalOf(SP_PARM));

numlab = NumLabels;

if (SP_PARM->_slk) {	/* we did this already, so simply return */
	returnCode(OK);
    } else if ((SP_PARM->_slk = typeCalloc(SLK, 1)) == 0)
	returnCode(ERR);

if (!SP_PARM->slk_format)
	SP_PARM->slk_format = _nc_globals.slk_format;

/*
     * If we use colors, vidputs() will suppress video attributes that conflict
     * with colors.  In that case, we're still guaranteed that "reverse" would
     * work.
     */
    if ((NoColorVideo & 1) == 0)
	SetAttr(SP_PARM->_slk->attr, A_STANDOUT);
    else
	SetAttr(SP_PARM->_slk->attr, A_REVERSE);

SP_PARM->_slk->maxlab = (short) ((numlab > 0)
				     ? numlab
				     : MAX_SKEY(SP_PARM->slk_format));
    SP_PARM->_slk->maxlen = (short) ((numlab > 0)
				     ? LabelWidth * LabelHeight
				     : MAX_SKEY_LEN(SP_PARM->slk_format));
    SP_PARM->_slk->labcnt = (short) ((SP_PARM->_slk->maxlab < MAX_SKEY(SP_PARM->slk_format))
				     ? MAX_SKEY(SP_PARM->slk_format)
				     : SP_PARM->_slk->maxlab);

if (SP_PARM->_slk->maxlen <= 0
	|| SP_PARM->_slk->labcnt <= 0
	|| (SP_PARM->_slk->ent = typeCalloc(slk_ent,
					    (size_t) SP_PARM->_slk->labcnt))
	== NULL)
	returnCode(slk_failed(NCURSES_SP_ARG));

max_length = (size_t) SP_PARM->_slk->maxlen;
    for (i = 0; i < SP_PARM->_slk->labcnt; i++) {
	size_t used = max_length + 1;

SP_PARM->_slk->ent[i].ent_text = (char *) _nc_doalloc(0, used);
	if (SP_PARM->_slk->ent[i].ent_text == 0)
	    returnCode(slk_failed(NCURSES_SP_ARG));
	memset(SP_PARM->_slk->ent[i].ent_text, 0, used);

SP_PARM->_slk->ent[i].form_text = (char *) _nc_doalloc(0, used);
	if (SP_PARM->_slk->ent[i].form_text == 0)
	    returnCode(slk_failed(NCURSES_SP_ARG));

if (used > 1) {
	    memset(SP_PARM->_slk->ent[i].form_text, ' ', used - 1);
	}
	SP_PARM->_slk->ent[i].form_text[used - 1] = '\0';

SP_PARM->_slk->ent[i].visible = (char) (i < SP_PARM->_slk->maxlab);
    }

res = _nc_format_slks(NCURSES_SP_ARGx cols);

if ((SP_PARM->_slk->win = stwin) == NULL) {
	returnCode(slk_failed(NCURSES_SP_ARG));
    }

/* We now reset the format so that the next newterm has again
     * per default no SLK keys and may call slk_init again to
     * define a new layout. (juergen 03-Mar-1999)
     */
    _nc_globals.slk_format = 0;
    returnCode(res);
}

/*
 * Restore the soft labels on the screen.
 */
NCURSES_EXPORT(int)
NCURSES_SP_NAME(slk_restore) (NCURSES_SP_DCL0)
{
    T((T_CALLED("slk_restore(%p)"), (void *) SP_PARM));

if (0 == SP_PARM)
	returnCode(ERR);
    if (SP_PARM->_slk == NULL)
	returnCode(ERR);
    SP_PARM->_slk->hidden = FALSE;
    SP_PARM->_slk->dirty = TRUE;

returnCode(NCURSES_SP_NAME(slk_refresh) (NCURSES_SP_ARG));
}

#if NCURSES_SP_FUNCS
NCURSES_EXPORT(int)
slk_restore(void)
{
    return NCURSES_SP_NAME(slk_restore) (CURRENT_SCREEN);
}
#endif

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Editing: lib_slk.c

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