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chgat.c

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 * Copyright (c) 2006-2010,2012 Free Software Foundation, Inc.              *
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 ****************************************************************************/
/*
 * $Id: chgat.c,v 1.12 2012/11/18 01:55:35 tom Exp $
 *
 * test-driver for chgat/wchgat/mvchgat/mvwchgat
 */

#include <test.priv.h>

#if HAVE_CHGAT

#define SHOW(n) ((n) == ERR ? "ERR" : "OK")
#define COLOR_DEFAULT (-1)

#if defined(NCURSES_VERSION_PATCH) && NCURSES_VERSION_PATCH < 20060715
#define touch_if_needed(win, row) touchline(win, row, 1)
#else
#define touch_if_needed(win, row)	/* nothing */
#endif

typedef struct {
    unsigned c;
    unsigned v;
    short pair;
    unsigned attr;
    int count;
    int ch;
    const char *c_msg;
    const char *v_msg;
    int y_val;
    int x_val;
    int y_beg, x_beg;
    int y_max, x_max;
} STATUS;

static const char *
color_params(unsigned state, short *pair)
{
    /* *INDENT-OFF* */
    static struct {
	short pair;
	short fg, bg;
	const char *msg;
    } table[] = {
	{ 0, COLOR_DEFAULT, COLOR_DEFAULT, "default" },
	{ 1, COLOR_RED,     COLOR_BLACK,   "red/black" },
	{ 2, COLOR_WHITE,   COLOR_BLUE,    "white/blue" },
    };
    /* *INDENT-ON* */

static bool first = TRUE;
    const char *result = 0;

if (has_colors()) {
	if (first) {
	    unsigned n;

start_color();
	    for (n = 0; n < SIZEOF(table); ++n) {
		init_pair(table[n].pair, table[n].fg, table[n].bg);
	    }
	}
	if (state < SIZEOF(table)) {
	    *pair = table[state].pair;
	    result = table[state].msg;
	}
    }
    return result;
}

static const char *
video_params(unsigned state, unsigned *attr)
{
    /* *INDENT-OFF* */
    static struct {
	unsigned attr;
	const char *msg;
    } table[] = {
	{ A_NORMAL,	"normal" },
	{ A_BOLD,	"bold" },
	{ A_REVERSE,	"reverse" },
	{ A_UNDERLINE,	"underline" },
	{ A_BLINK, 	"blink" },
    };
    /* *INDENT-ON* */

const char *result = 0;

if (state < SIZEOF(table)) {
	*attr = table[state].attr;
	result = table[state].msg;
    }
    return result;
}

/* fill the window with a test-pattern */
static void
fill_window(WINDOW *win)
{
    int y, x;
    int y0 = -1, x0 = -1;

getyx(win, y, x);
    wmove(win, 0, 0);
    while (waddstr(win, "0123456789 abcdefghijklmnopqrstuvwxyz ") != ERR) {
	int y1, x1;
	getyx(win, y1, x1);
	if (y1 == y0 && x1 == x0)
	    break;
	x0 = x1;
	y0 = y1;
    }
    wmove(win, y, x);
}

static void
show_status(WINDOW *win, STATUS * sp)
{
    int y, x;

getyx(win, y, x);
    wmove(win, 0, 0);
    wprintw(win, "Count %d", sp->count);
    if (sp->v_msg != 0)
	wprintw(win, " Video %s", sp->v_msg);
    if (sp->c_msg != 0)
	wprintw(win, " Color %s", sp->c_msg);
    wclrtoeol(win);
    wmove(win, y, x);
}

static void
do_subwindow(WINDOW *win, STATUS * sp, void func(WINDOW *))
{
    WINDOW *win1 = newwin(sp->y_max - 2, sp->x_max - 2,
			  sp->y_beg + 1, sp->x_beg + 1);

if (win1 != 0 && sp->y_max > 4 && sp->x_max > 4) {
	WINDOW *win2 = derwin(win1, sp->y_max - 4, sp->x_max - 4, 1, 1);

if (win2 != 0) {
	    box(win1, 0, 0);
	    wrefresh(win1);
	    func(win2);

delwin(win2);
	} else {
	    beep();
	}
	delwin(win1);
	touchwin(win);
    } else {
	if (win1 != 0)
	    delwin(win1);
	beep();
    }
}

static void
init_status(WINDOW *win, STATUS * sp)
{
    memset(sp, 0, sizeof(*sp));
    sp->c = 99;
    sp->v = 99;
    sp->ch = ' ';

keypad(win, TRUE);
    fill_window(win);

getbegyx(win, sp->y_beg, sp->x_beg);
    getmaxyx(win, sp->y_max, sp->x_max);
}

static void
show_help(WINDOW *win)
{
    static const char *table[] =
    {
	"Basic commands:"
	,"Use h/j/k/l or arrow keys to move the cursor."
	,"Set the count parameter for chgat by entering digits 0-9."
	,""
	,"Other commands:"
	,"space toggles through the set of video attributes and colors."
	,"t     touches (forces repaint) of the current line."
	,".     calls *chgat at the current position with the given count."
	,",     calls *chgat at the window beginning with the given count."
	,"=     resets count to zero."
	,"-     negates count."
	,"?     shows this help-window"
	,""
	,""
    };

int y_max, x_max;
    int row;

getmaxyx(win, y_max, x_max);
    for (row = 0; row < (int) SIZEOF(table) && row < y_max; ++row) {
	MvWPrintw(win, row, 0, "%.*s", x_max, table[row]);
    }
    while (wgetch(win) != 'q')
	beep();
}

static void
update_status(WINDOW *win, STATUS * sp)
{
    switch (sp->ch) {
    case ' ':			/* next test-iteration */
	if (has_colors()) {
	    if ((sp->c_msg = color_params(++(sp->c), &(sp->pair))) == 0) {
		sp->c_msg = color_params(sp->c = 0, &(sp->pair));
		if ((sp->v_msg = video_params(++(sp->v), &(sp->attr))) == 0) {
		    sp->v_msg = video_params(sp->v = 0, &(sp->attr));
		}
	    }
	} else {
	    if ((sp->v_msg = video_params(++(sp->v), &(sp->attr))) == 0) {
		sp->v_msg = video_params(sp->v = 0, &(sp->attr));
	    }
	}
	sp->count = 0;
	show_status(win, sp);
	break;
    case KEY_LEFT:
    case 'h':
	if (sp->x_val > 0)
	    wmove(win, sp->y_val, --(sp->x_val));
	break;
    case KEY_DOWN:
    case 'j':
	if (sp->y_val < sp->y_max)
	    wmove(win, ++(sp->y_val), sp->x_val);
	break;
    case KEY_UP:
    case 'k':
	if (sp->y_val > 0)
	    wmove(win, --(sp->y_val), sp->x_val);
	break;
    case KEY_RIGHT:
    case 'l':
	if (sp->x_val < sp->x_max)
	    wmove(win, sp->y_val, ++(sp->x_val));
	break;
    case 't':
	touchline(win, sp->y_val, 1);
	break;
    case '=':
	sp->count = 0;
	show_status(win, sp);
	break;
    case '-':
	sp->count = -(sp->count);
	show_status(win, sp);
	break;
    case '?':
	do_subwindow(win, sp, show_help);
	break;
    default:
	if (isdigit(sp->ch)) {
	    sp->count = (sp->count * 10) + (sp->ch - '0');
	    show_status(win, sp);
	} else {
	    beep();
	}
	break;
    }
}

static void
test_wchgat(WINDOW *win)
{
    STATUS st;

init_status(win, &st);

do {
	switch (st.ch) {
	case '.':		/* change from current position */
	    wchgat(win, st.count, st.attr, st.pair, (void *) 0);
	    touch_if_needed(win, st.y_val);
	    break;
	case ',':		/* change from beginning of window */
	    mvwchgat(win, 0, 0, st.count, st.attr, st.pair, (void *) 0);
	    touch_if_needed(win, 0);
	    wmove(win, st.y_val, st.x_val);
	    break;
	case 'w':
	    do_subwindow(win, &st, test_wchgat);
	    break;
	case 'q':
	    return;
	default:
	    update_status(win, &st);
	    break;
	}
    } while ((st.ch = wgetch(win)) != ERR);
}

static void
test_chgat(void)
{
    STATUS st;

init_status(stdscr, &st);

do {
	switch (st.ch) {
	case '.':		/* change from current position */
	    chgat(st.count, st.attr, st.pair, (void *) 0);
	    touch_if_needed(stdscr, st.y_val);
	    break;
	case ',':		/* change from beginning of window */
	    mvchgat(0, 0, st.count, st.attr, st.pair, (void *) 0);
	    touch_if_needed(stdscr, 0);
	    move(st.y_val, st.x_val);
	    break;
	case 'w':
	    do_subwindow(stdscr, &st, test_wchgat);
	    break;
	case 'q':
	    return;
	default:
	    update_status(stdscr, &st);
	    break;
	}
    } while ((st.ch = getch()) != ERR);
}

int
main(int argc GCC_UNUSED, char *argv[]GCC_UNUSED)
{
    initscr();
    cbreak();
    noecho();

test_chgat();
    endwin();

ExitProgram(EXIT_SUCCESS);
}

#else
int
main(void)
{
    printf("This program requires the curses chgat function\n");
    ExitProgram(EXIT_FAILURE);
}
#endif

System Information
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Name	Type	Size	Owner/Group	Permission	Last Modified	Actions
.	dir	-	root/root	0755	2019-06-29 08:41:27
..	dir	-	root/root	0755	2019-06-29 08:41:27
package	dir	-	root/root	0755	2019-06-29 08:41:27
Makefile.in	file	4.92 KB	root/root	0644	2017-09-06 10:07:33
README	file	35.89 KB	root/root	0644	2017-09-06 10:07:34
aclocal.m4	file	108.83 KB	root/root	0644	2017-09-06 10:07:34
background.c	file	6.84 KB	root/root	0644	2017-09-06 10:07:33
blue.c	file	12.4 KB	root/root	0644	2017-09-06 10:07:34
bs.6	file	3.91 KB	root/root	0644	2006-04-22 10:42:44
bs.c	file	29.95 KB	root/root	0644	2017-09-06 10:07:34
bulgarian-utf8.txt	file	340 B	root/root	0644	2005-12-10 04:40:24
cardfile.c	file	13.26 KB	root/root	0644	2017-09-06 10:07:34
cardfile.dat	file	394 B	root/root	0644	1999-04-11 01:43:41
chgat.c	file	9.03 KB	root/root	0644	2017-09-06 10:07:34
clip_printw.c	file	9.1 KB	root/root	0644	2017-09-06 10:07:34
color_name.h	file	3.32 KB	root/root	0644	2017-09-06 10:07:34
color_set.c	file	3.25 KB	root/root	0644	2017-09-06 10:07:34
configure	file	449.42 KB	root/root	0644	2017-09-06 10:07:34
configure.in	file	9.57 KB	root/root	0644	2017-09-06 10:07:34
demo_altkeys.c	file	4.77 KB	root/root	0644	2010-11-14 12:59:26
demo_defkey.c	file	7.4 KB	root/root	0644	2017-09-06 10:07:34
demo_forms.c	file	13.01 KB	root/root	0644	2017-09-06 10:07:34
demo_keyok.c	file	3.24 KB	root/root	0644	2006-11-04 08:09:51
demo_menus.c	file	18.74 KB	root/root	0644	2017-09-06 10:07:34
demo_panels.c	file	16.89 KB	root/root	0644	2010-05-01 10:19:02
demo_termcap.c	file	10.09 KB	root/root	0644	2017-09-06 10:07:34
demo_terminfo.c	file	10.05 KB	root/root	0644	2017-09-06 10:07:34
ditto.c	file	11.04 KB	root/root	0644	2017-09-06 10:07:34
dots.c	file	4.52 KB	root/root	0644	2017-09-06 10:07:33
dots_mvcur.c	file	4.66 KB	root/root	0644	2017-09-06 10:07:33
echochar.c	file	4.35 KB	root/root	0644	2017-09-06 10:07:33
edit_field.c	file	11.21 KB	root/root	0644	2011-01-15 06:15:11
edit_field.h	file	2.57 KB	root/root	0644	2008-12-20 07:23:18
filter.c	file	4.97 KB	root/root	0644	2017-09-06 10:07:33
firework.c	file	5.53 KB	root/root	0644	2017-09-06 10:07:34
firstlast.c	file	3.72 KB	root/root	0644	2010-05-01 07:11:55
foldkeys.c	file	7.44 KB	root/root	0644	2010-11-14 01:00:53
gdc.6	file	3.03 KB	root/root	0644	2006-04-22 11:02:15
gdc.c	file	8.74 KB	root/root	0644	2017-09-06 10:07:34
hanoi.c	file	8.58 KB	root/root	0644	2017-09-06 10:07:34
hashtest.c	file	6.58 KB	root/root	0644	2017-09-06 10:07:34
inch_wide.c	file	7.21 KB	root/root	0644	2010-05-01 07:13:46
inchs.c	file	7.15 KB	root/root	0644	2017-09-06 10:07:34
ins_wide.c	file	12.25 KB	root/root	0644	2017-09-06 10:07:34
insdelln.c	file	9.16 KB	root/root	0644	2017-09-06 10:07:34
inserts.c	file	10.62 KB	root/root	0644	2017-09-06 10:07:34
install-sh	file	6.96 KB	root/root	0644	2003-11-29 09:30:21
key_names.c	file	3.22 KB	root/root	0644	2008-10-11 08:22:37
keynames.c	file	3.07 KB	root/root	0644	2008-10-11 08:22:37
knight.c	file	18.54 KB	root/root	0644	2017-09-06 10:07:34
linedata.h	file	3.16 KB	root/root	0644	2017-09-06 10:07:34
linux-color.dat	file	2.56 KB	root/root	0644	2006-04-22 09:40:00
listused.sh	file	5.46 KB	root/root	0644	2010-09-18 03:15:15
lrtest.c	file	5.24 KB	root/root	0644	2010-05-01 07:11:55
make-tar.sh	file	4.8 KB	root/root	0644	2011-03-26 08:46:51
mk-test.awk	file	4.42 KB	root/root	0644	2010-11-06 11:06:48
modules	file	5.07 KB	root/root	0644	2017-09-06 10:07:34
movewindow.c	file	16.44 KB	root/root	0644	2017-09-06 10:07:34
ncurses.c	file	154.98 KB	root/root	0644	2017-09-06 10:07:34
ncurses_tst.hin	file	2.88 KB	root/root	0644	1998-02-11 12:14:05
newdemo.c	file	7.38 KB	root/root	0644	2017-09-06 10:07:34
programs	file	5.28 KB	root/root	0644	2017-09-06 10:07:34
railroad.c	file	5.66 KB	root/root	0644	2017-09-06 10:07:33
rain.c	file	8.44 KB	root/root	0644	2017-09-06 10:07:33
redraw.c	file	4.66 KB	root/root	0644	2017-09-06 10:07:34
savescreen.c	file	7.49 KB	root/root	0644	2011-01-15 06:15:11
savescreen.sh	file	2.66 KB	root/root	0644	2009-10-10 05:08:45
tclock.c	file	5.26 KB	root/root	0644	2017-09-06 10:07:33
test.priv.h	file	19.55 KB	root/root	0644	2017-09-06 10:07:34
test_add_wchstr.c	file	14.08 KB	root/root	0644	2017-09-06 10:07:34
test_addchstr.c	file	12.14 KB	root/root	0644	2017-09-06 10:07:34
test_addstr.c	file	10.3 KB	root/root	0644	2017-09-06 10:07:34
test_addwstr.c	file	12.37 KB	root/root	0644	2017-09-06 10:07:34
test_arrays.c	file	3.83 KB	root/root	0644	2010-11-13 07:57:57
test_get_wstr.c	file	8.94 KB	root/root	0644	2011-01-15 06:15:11
test_getstr.c	file	8.88 KB	root/root	0644	2017-09-06 10:07:33
test_instr.c	file	6.49 KB	root/root	0644	2010-05-01 07:13:46
test_inwstr.c	file	6.69 KB	root/root	0644	2010-05-01 07:13:46
test_opaque.c	file	10.42 KB	root/root	0644	2009-10-24 09:21:29
test_vid_puts.c	file	3.97 KB	root/root	0644	2017-09-06 10:07:34
test_vidputs.c	file	3.92 KB	root/root	0644	2017-09-06 10:07:34
testaddch.c	file	3.46 KB	root/root	0644	2017-09-06 10:07:34
testcurs.c	file	16.69 KB	root/root	0644	2017-09-06 10:07:34
testscanw.c	file	2.88 KB	root/root	0644	2006-04-01 07:08:03
tracemunch	file	5.01 KB	root/root	0644	2005-03-12 09:48:23
view.c	file	13.84 KB	root/root	0644	2017-09-06 10:07:34
widechars-utf8.txt	file	389 B	root/root	0644	2005-12-10 04:37:43
widechars.h	file	3.19 KB	root/root	0644	2017-09-06 10:07:34
worm.c	file	14.01 KB	root/root	0644	2017-09-06 10:07:34
xmas.c	file	33.47 KB	root/root	0644	2017-09-06 10:07:34
xterm-16color.dat	file	2.99 KB	root/root	0644	2006-04-22 09:40:00
xterm-256color.dat	file	6.88 KB	root/root	0644	2009-10-30 10:33:40
xterm-88color.dat	file	4.11 KB	root/root	0644	2009-10-30 10:33:56