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📁 ..
📄 Makefile.in(4.92 KB)
📄 README(35.89 KB)
📄 aclocal.m4(108.83 KB)
📄 background.c(6.84 KB)
📄 blue.c(12.4 KB)
📄 bs.6(3.91 KB)
📄 bs.c(29.95 KB)
📄 bulgarian-utf8.txt(340 B)
📄 cardfile.c(13.26 KB)
📄 cardfile.dat(394 B)
📄 chgat.c(9.03 KB)
📄 clip_printw.c(9.1 KB)
📄 color_name.h(3.32 KB)
📄 color_set.c(3.25 KB)
📄 configure(449.42 KB)
📄 configure.in(9.57 KB)
📄 demo_altkeys.c(4.77 KB)
📄 demo_defkey.c(7.4 KB)
📄 demo_forms.c(13.01 KB)
📄 demo_keyok.c(3.24 KB)
📄 demo_menus.c(18.74 KB)
📄 demo_panels.c(16.89 KB)
📄 demo_termcap.c(10.09 KB)
📄 demo_terminfo.c(10.05 KB)
📄 ditto.c(11.04 KB)
📄 dots.c(4.52 KB)
📄 dots_mvcur.c(4.66 KB)
📄 echochar.c(4.35 KB)
📄 edit_field.c(11.21 KB)
📄 edit_field.h(2.57 KB)
📄 filter.c(4.97 KB)
📄 firework.c(5.53 KB)
📄 firstlast.c(3.72 KB)
📄 foldkeys.c(7.44 KB)
📄 gdc.6(3.03 KB)
📄 gdc.c(8.74 KB)
📄 hanoi.c(8.58 KB)
📄 hashtest.c(6.58 KB)
📄 inch_wide.c(7.21 KB)
📄 inchs.c(7.15 KB)
📄 ins_wide.c(12.25 KB)
📄 insdelln.c(9.16 KB)
📄 inserts.c(10.62 KB)
📄 install-sh(6.96 KB)
📄 key_names.c(3.22 KB)
📄 keynames.c(3.07 KB)
📄 knight.c(18.54 KB)
📄 linedata.h(3.16 KB)
📄 linux-color.dat(2.56 KB)
📄 listused.sh(5.46 KB)
📄 lrtest.c(5.24 KB)
📄 make-tar.sh(4.8 KB)
📄 mk-test.awk(4.42 KB)
📄 modules(5.07 KB)
📄 movewindow.c(16.44 KB)
📄 ncurses.c(154.98 KB)
📄 ncurses_tst.hin(2.88 KB)
📄 newdemo.c(7.38 KB)
📁 package
📄 programs(5.28 KB)
📄 railroad.c(5.66 KB)
📄 rain.c(8.44 KB)
📄 redraw.c(4.66 KB)
📄 savescreen.c(7.49 KB)
📄 savescreen.sh(2.66 KB)
📄 tclock.c(5.26 KB)
📄 test.priv.h(19.55 KB)
📄 test_add_wchstr.c(14.08 KB)
📄 test_addchstr.c(12.14 KB)
📄 test_addstr.c(10.3 KB)
📄 test_addwstr.c(12.37 KB)
📄 test_arrays.c(3.83 KB)
📄 test_get_wstr.c(8.94 KB)
📄 test_getstr.c(8.88 KB)
📄 test_instr.c(6.49 KB)
📄 test_inwstr.c(6.69 KB)
📄 test_opaque.c(10.42 KB)
📄 test_vid_puts.c(3.97 KB)
📄 test_vidputs.c(3.92 KB)
📄 testaddch.c(3.46 KB)
📄 testcurs.c(16.69 KB)
📄 testscanw.c(2.88 KB)
📄 tracemunch(5.01 KB)
📄 view.c(13.84 KB)
📄 widechars-utf8.txt(389 B)
📄 widechars.h(3.19 KB)
📄 worm.c(14.01 KB)
📄 xmas.c(33.47 KB)
📄 xterm-16color.dat(2.99 KB)
📄 xterm-256color.dat(6.88 KB)
📄 xterm-88color.dat(4.11 KB)

Editing: background.c

/****************************************************************************
 * Copyright (c) 2003-2011,2012 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.                                                           *
 ****************************************************************************/
/*
 * $Id: background.c,v 1.13 2012/06/09 20:30:33 tom Exp $
 */

#define NEED_COLOR_CODE 1
#define NEED_COLOR_NAME 1
#include <color_name.h>

static int default_bg = COLOR_BLACK;
static int default_fg = COLOR_WHITE;

static void
test_background(void)
{
    short f, b;
    int row;
    int chr;

if (pair_content(0, &f, &b) == ERR) {
	printw("pair 0 contains no data\n");
    } else {
	printw("pair 0 contains (%d,%d)\n", f, b);
    }
    getch();

printw("Initializing pair 1 to red/%s\n", color_name(default_bg));
    init_pair(1, COLOR_RED, (short) default_bg);
    bkgdset((chtype) (' ' | COLOR_PAIR(1)));
    printw("RED/BLACK\n");
    getch();

printw("Initializing pair 2 to %s/blue\n", color_name(default_fg));
    init_pair(2, (short) default_fg, COLOR_BLUE);
    bkgdset((chtype) (' ' | COLOR_PAIR(2)));
    printw("This line should be %s/blue\n", color_name(default_fg));
    getch();

printw("Initializing pair 3 to %s/cyan (ACS_HLINE)\n", color_name(default_fg));
    init_pair(3, (short) default_fg, COLOR_CYAN);
    printw("...and drawing a box which should be followed by lines\n");
    bkgdset(ACS_HLINE | COLOR_PAIR(3));
    /*
     * Characters from vt100 line-drawing should be mapped to line-drawing,
     * since A_ALTCHARSET is set in the background, and the character part
     * of the background is replaced by the nonblank characters written.
     *
     * Characters not in the line-drawing range are usually sent as-is.
     *
     * With SVr4 curses it is possible to rely on this to mix uppercase text
     * with the (lowercase) line-drawing characters.  ncurses uses some of
     * the uppercase characters for encoding thick- and double-lines.
     */
    row = 7;
    mvprintw(row++, 10, "l");
    for (chr = 0; chr < 32; ++chr)
	addch(' ');
    printw("x\n");
    chr = 32;
    while (chr < 128) {
	if ((chr % 32) == 0)
	    mvprintw(row++, 10, "x");
	addch((chtype) ((chr == 127) ? ' ' : chr));
	if ((++chr % 32) == 0)
	    printw("x\n");
    }
    mvprintw(row++, 10, "m");
    for (chr = 0; chr < 32; ++chr)
	addch(' ');
    printw("j\n");
    getch();

bkgdset((chtype) (' ' | COLOR_PAIR(0)));
    printw("Default Colors\n");
    getch();

printw("Resetting colors to pair 1\n");
    bkgdset((chtype) (' ' | COLOR_PAIR(1)));
    printw("This line should be red/%s\n", color_name(default_bg));
    getch();

printw("Setting screen to pair 0\n");
    bkgd((chtype) (' ' | COLOR_PAIR(0)));
    getch();

printw("Setting screen to pair 1\n");
    bkgd((chtype) (' ' | COLOR_PAIR(1)));
    getch();

printw("Setting screen to pair 2\n");
    bkgd((chtype) (' ' | COLOR_PAIR(2)));
    getch();

printw("Setting screen to pair 3\n");
    bkgd((chtype) (' ' | COLOR_PAIR(3)));
    getch();

printw("Setting screen to pair 0\n");
    bkgd((chtype) (' ' | COLOR_PAIR(0)));
    getch();
}

static void
usage(void)
{
    static const char *msg[] =
    {
	"Usage: background [options]"
	,""
	,"Options:"
#if HAVE_ASSUME_DEFAULT_COLORS
	," -a       invoke assume_default_colors, repeat to use in init_pair"
#endif
	," -b XXX   specify background color"
#if HAVE_USE_DEFAULT_COLORS
	," -d       invoke use_default_colors, repeat to use in init_pair"
#endif
	," -f XXX   specify foreground color"
    };
    size_t n;

for (n = 0; n < SIZEOF(msg); n++)
	fprintf(stderr, "%s\n", msg[n]);

ExitProgram(EXIT_FAILURE);
}

int
main(int argc GCC_UNUSED, char *argv[]GCC_UNUSED)
{
#if HAVE_ASSUME_DEFAULT_COLORS
    int a_option = 0;
#endif
#if HAVE_USE_DEFAULT_COLORS
    int d_option = 0;
#endif
    int n;

setlocale(LC_ALL, "");

while ((n = getopt(argc, argv, "ab:df:")) != -1) {
	switch (n) {
#if HAVE_ASSUME_DEFAULT_COLORS
	case 'a':
	    ++a_option;
	    break;
#endif
	case 'b':
	    default_bg = color_code(optarg);
	    break;
#if HAVE_USE_DEFAULT_COLORS
	case 'd':
	    ++d_option;
	    break;
#endif
	case 'f':
	    default_fg = color_code(optarg);
	    break;
	default:
	    usage();
	}
    }
#if HAVE_USE_DEFAULT_COLORS && HAVE_ASSUME_DEFAULT_COLORS
    if (a_option && d_option) {
	fprintf(stderr, "Use either -a or -d option, but not both\n");
	ExitProgram(EXIT_FAILURE);
    }
#endif

initscr();
    cbreak();
    noecho();

if (has_colors()) {
	start_color();

#if HAVE_USE_DEFAULT_COLORS
	if (d_option) {
	    printw("Using default colors...\n");
	    use_default_colors();
	    if (d_option > 1) {
		default_fg = -1;
		default_bg = -1;
	    }
	}
#endif
#if HAVE_ASSUME_DEFAULT_COLORS
	if (a_option) {
	    printw("Using assumed colors %s/%s...\n",
		   color_name(default_fg),
		   color_name(default_bg));
	    assume_default_colors(default_fg, default_bg);
	    if (a_option > 1) {
		default_fg = -1;
		default_bg = -1;
	    }
	}
#endif

test_background();

} else {
	printw("This demo requires a color terminal");
	getch();
    }
    endwin();

ExitProgram(EXIT_SUCCESS);
}

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