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/****************************************************************************
* Copyright (c) 1998-2012,2013 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. *
****************************************************************************/
/****************************************************************************
NAME
ncurses.c --- ncurses library exerciser
SYNOPSIS
ncurses
DESCRIPTION
An interactive test module for the ncurses library.
AUTHOR
Author: Eric S. Raymond <esr@snark.thyrsus.com> 1993
Thomas E. Dickey (beginning revision 1.27 in 1996).
$Id: ncurses.c,v 1.389 2013/04/27 19:46:53 tom Exp $
***************************************************************************/
#include <test.priv.h>
#ifdef __hpux
#undef mvwdelch /* HPUX 11.23 macro will not compile */
#endif
#if HAVE_GETTIMEOFDAY
#if HAVE_SYS_TIME_H && HAVE_SYS_TIME_SELECT
#include <sys/time.h>
#endif
#if HAVE_SYS_SELECT_H
#include <sys/select.h>
#endif
#endif
#if USE_LIBPANEL
#include <panel.h>
#endif
#if USE_LIBMENU
#include <menu.h>
#endif
#if USE_LIBFORM
#include <form.h>
#endif
#ifdef NCURSES_VERSION
#define NCURSES_CONST_PARAM const void
#ifdef TRACE
static unsigned save_trace = TRACE_ORDINARY | TRACE_ICALLS | TRACE_CALLS;
extern unsigned _nc_tracing;
#endif
#else
#define NCURSES_CONST_PARAM char
#define mmask_t chtype /* not specified in XSI */
#ifndef ACS_S3
#ifdef CURSES_ACS_ARRAY
#define ACS_S3 (CURSES_ACS_ARRAY['p']) /* scan line 3 */
#define ACS_S7 (CURSES_ACS_ARRAY['r']) /* scan line 7 */
#define ACS_LEQUAL (CURSES_ACS_ARRAY['y']) /* less/equal */
#define ACS_GEQUAL (CURSES_ACS_ARRAY['z']) /* greater/equal */
#define ACS_PI (CURSES_ACS_ARRAY['{']) /* Pi */
#define ACS_NEQUAL (CURSES_ACS_ARRAY['|']) /* not equal */
#define ACS_STERLING (CURSES_ACS_ARRAY['}']) /* UK pound sign */
#else
#define ACS_S3 (A_ALTCHARSET + 'p') /* scan line 3 */
#define ACS_S7 (A_ALTCHARSET + 'r') /* scan line 7 */
#define ACS_LEQUAL (A_ALTCHARSET + 'y') /* less/equal */
#define ACS_GEQUAL (A_ALTCHARSET + 'z') /* greater/equal */
#define ACS_PI (A_ALTCHARSET + '{') /* Pi */
#define ACS_NEQUAL (A_ALTCHARSET + '|') /* not equal */
#define ACS_STERLING (A_ALTCHARSET + '}') /* UK pound sign */
#endif
#endif /* ACS_S3 */
#ifndef WACS_S3
#ifdef CURSES_WACS_ARRAY
#define WACS_S3 (&(CURSES_WACS_ARRAY['p'])) /* scan line 3 */
#define WACS_S7 (&(CURSES_WACS_ARRAY['r'])) /* scan line 7 */
#define WACS_LEQUAL (&(CURSES_WACS_ARRAY['y'])) /* less/equal */
#define WACS_GEQUAL (&(CURSES_WACS_ARRAY['z'])) /* greater/equal */
#define WACS_PI (&(CURSES_WACS_ARRAY['{'])) /* Pi */
#define WACS_NEQUAL (&(CURSES_WACS_ARRAY['|'])) /* not equal */
#define WACS_STERLING (&(CURSES_WACS_ARRAY['}'])) /* UK pound sign */
#endif
#endif
#endif
#if HAVE_WCSRTOMBS
#define count_wchars(src, len, state) wcsrtombs(0, &src, len, state)
#define trans_wchars(dst, src, len, state) wcsrtombs(dst, &src, len, state)
#define reset_wchars(state) init_mb(state)
#elif HAVE_WCSTOMBS && HAVE_MBTOWC && HAVE_MBLEN
#define count_wchars(src, len, state) wcstombs(0, src, len)
#define trans_wchars(dst, src, len, state) wcstombs(dst, src, len)
#define reset_wchars(state) IGNORE_RC(mblen(NULL, 0)), IGNORE_RC(mbtowc(NULL, NULL, 0))
#define state_unused
#endif
#if HAVE_MBSRTOWCS
#define count_mbytes(src, len, state) mbsrtowcs(0, &src, len, state)
#define trans_mbytes(dst, src, len, state) mbsrtowcs(dst, &src, len, state)
#define reset_mbytes(state) init_mb(state)
#elif HAVE_MBSTOWCS && HAVE_MBTOWC && HAVE_MBLEN
#define count_mbytes(src, len, state) mbstowcs(0, src, len)
#define trans_mbytes(dst, src, len, state) mbstowcs(dst, src, len)
#define reset_mbytes(state) IGNORE_RC(mblen(NULL, 0)), IGNORE_RC(mbtowc(NULL, NULL, 0))
#define state_unused
#endif
#define ToggleAcs(temp,real) temp = ((temp == real) ? 0 : real)
#define P(string) printw("%s\n", string)
#define BLANK ' ' /* this is the background character */
#undef max_colors
static int max_colors; /* the actual number of colors we'll use */
static int min_colors; /* the minimum color code */
static bool use_colors; /* true if we use colors */
#undef max_pairs
static int max_pairs; /* ...and the number of color pairs */
typedef struct {
short red;
short green;
short blue;
} RGB_DATA;
static RGB_DATA *all_colors;
static void main_menu(bool);
static void
failed(const char *s)
{
perror(s);
endwin();
ExitProgram(EXIT_FAILURE);
}
/* The behavior of mvhline, mvvline for negative/zero length is unspecified,
* though we can rely on negative x/y values to stop the macro.
*/
static void
do_h_line(int y, int x, chtype c, int to)
{
if ((to) > (x))
MvHLine(y, x, c, (to) - (x));
}
static void
do_v_line(int y, int x, chtype c, int to)
{
if ((to) > (y))
MvVLine(y, x, c, (to) - (y));
}
static void
Repaint(void)
{
touchwin(stdscr);
touchwin(curscr);
wrefresh(curscr);
}
static bool
isQuit(int c)
{
return ((c) == QUIT || (c) == ESCAPE);
}
#define case_QUIT QUIT: case ESCAPE
/* Common function to allow ^T to toggle trace-mode in the middle of a test
* so that trace-files can be made smaller.
*/
static int
wGetchar(WINDOW *win)
{
int c;
#ifdef TRACE
while ((c = wgetch(win)) == CTRL('T')) {
if (_nc_tracing) {
save_trace = _nc_tracing;
Trace(("TOGGLE-TRACING OFF"));
_nc_tracing = 0;
} else {
_nc_tracing = save_trace;
}
trace(_nc_tracing);
if (_nc_tracing)
Trace(("TOGGLE-TRACING ON"));
}
#else
c = wgetch(win);
#endif
return c;
}
#define Getchar() wGetchar(stdscr)
/* replaces wgetnstr(), since we want to be able to edit values */
static void
wGetstring(WINDOW *win, char *buffer, int limit)
{
int y0, x0, x, ch;
bool done = FALSE;
echo();
getyx(win, y0, x0);
(void) wattrset(win, A_REVERSE);
x = (int) strlen(buffer);
while (!done) {
if (x > (int) strlen(buffer))
x = (int) strlen(buffer);
wmove(win, y0, x0);
wprintw(win, "%-*s", limit, buffer);
wmove(win, y0, x0 + x);
switch (ch = wGetchar(win)) {
case '\n':
case KEY_ENTER:
done = TRUE;
break;
case CTRL('U'):
*buffer = '\0';
break;
case '\b':
case KEY_BACKSPACE:
case KEY_DC:
if (x > 0) {
int j;
for (j = --x; (buffer[j] = buffer[j + 1]) != '\0'; ++j) {
;
}
} else {
beep();
}
break;
case KEY_LEFT:
if (x > 0) {
--x;
} else {
flash();
}
break;
case KEY_RIGHT:
++x;
break;
default:
if (!isprint(ch) || ch >= KEY_MIN) {
beep();
} else if ((int) strlen(buffer) < limit) {
int j;
for (j = (int) strlen(buffer) + 1; j > x; --j) {
buffer[j] = buffer[j - 1];
}
buffer[x++] = (char) ch;
} else {
flash();
}
}
}
wattroff(win, A_REVERSE);
wmove(win, y0, x0);
noecho();
}
#if USE_WIDEC_SUPPORT
static wchar_t
fullwidth_of(int ch)
{
return (ch + 0xff10 - '0');
}
static void
make_fullwidth_text(wchar_t *target, const char *source)
{
int ch;
while ((ch = *source++) != 0) {
*target++ = fullwidth_of(ch);
}
*target = 0;
}
static void
make_narrow_text(wchar_t *target, const char *source)
{
int ch;
while ((ch = *source++) != 0) {
*target++ = ch;
}
*target = 0;
}
#if USE_LIBPANEL
static void
make_fullwidth_digit(cchar_t *target, int digit)
{
wchar_t source[2];
source[0] = fullwidth_of(digit + '0');
source[1] = 0;
setcchar(target, source, A_NORMAL, 0, 0);
}
#endif
static int
wGet_wchar(WINDOW *win, wint_t *result)
{
int c;
#ifdef TRACE
while ((c = wget_wch(win, result)) == CTRL('T')) {
if (_nc_tracing) {
save_trace = _nc_tracing;
Trace(("TOGGLE-TRACING OFF"));
_nc_tracing = 0;
} else {
_nc_tracing = save_trace;
}
trace(_nc_tracing);
if (_nc_tracing)
Trace(("TOGGLE-TRACING ON"));
}
#else
c = wget_wch(win, result);
#endif
return c;
}
#define Get_wchar(result) wGet_wchar(stdscr, result)
/* replaces wgetn_wstr(), since we want to be able to edit values */
static void
wGet_wstring(WINDOW *win, wchar_t *buffer, int limit)
{
int y0, x0, x;
wint_t ch;
bool done = FALSE;
bool fkey = FALSE;
echo();
getyx(win, y0, x0);
(void) wattrset(win, A_REVERSE);
x = (int) wcslen(buffer);
while (!done) {
if (x > (int) wcslen(buffer))
x = (int) wcslen(buffer);
/* clear the "window' */
wmove(win, y0, x0);
wprintw(win, "%*s", limit, " ");
/* write the existing buffer contents */
wmove(win, y0, x0);
waddnwstr(win, buffer, limit);
/* positions the cursor past character 'x' */
wmove(win, y0, x0);
waddnwstr(win, buffer, x);
switch (wGet_wchar(win, &ch)) {
case KEY_CODE_YES:
fkey = TRUE;
switch (ch) {
case KEY_ENTER:
ch = '\n';
fkey = FALSE;
break;
case KEY_BACKSPACE:
case KEY_DC:
ch = '\b';
fkey = FALSE;
break;
case KEY_LEFT:
case KEY_RIGHT:
break;
default:
ch = (wint_t) -1;
break;
}
break;
case OK:
fkey = FALSE;
break;
default:
ch = (wint_t) -1;
fkey = TRUE;
break;
}
switch (ch) {
case '\n':
done = TRUE;
break;
case CTRL('U'):
*buffer = '\0';
break;
case '\b':
if (x > 0) {
int j;
for (j = --x; (buffer[j] = buffer[j + 1]) != '\0'; ++j) {
;
}
} else {
beep();
}
break;
case KEY_LEFT:
if (x > 0) {
--x;
} else {
beep();
}
break;
case KEY_RIGHT:
++x;
break;
default:
if (fkey) {
beep();
} else if ((int) wcslen(buffer) < limit) {
int j;
for (j = (int) wcslen(buffer) + 1; j > x; --j) {
buffer[j] = buffer[j - 1];
}
buffer[x++] = (wchar_t) ch;
} else {
beep();
}
}
}
wattroff(win, A_REVERSE);
wmove(win, y0, x0);
noecho();
}
#endif
static void
Pause(void)
{
move(LINES - 1, 0);
addstr("Press any key to continue... ");
(void) Getchar();
}
static void
Cannot(const char *what)
{
printw("\nThis %s terminal %s\n\n", getenv("TERM"), what);
Pause();
}
static void
ShellOut(bool message)
{
if (message)
addstr("Shelling out...");
def_prog_mode();
endwin();
#ifdef __MINGW32__
system("cmd.exe");
#else
IGNORE_RC(system("sh"));
#endif
if (message)
addstr("returned from shellout.\n");
refresh();
}
#ifdef NCURSES_MOUSE_VERSION
/*
* This function is the same as _tracemouse(), but we cannot count on that
* being available in the non-debug library.
*/
static const char *
mouse_decode(MEVENT const *ep)
{
static char buf[80 + (5 * 10) + (32 * 15)];
(void) sprintf(buf, "id %2d at (%2d, %2d, %d) state %4lx = {",
ep->id, ep->x, ep->y, ep->z, (unsigned long) ep->bstate);
#define SHOW(m, s) if ((ep->bstate & m)==m) {strcat(buf,s); strcat(buf, ", ");}
SHOW(BUTTON1_RELEASED, "release-1");
SHOW(BUTTON1_PRESSED, "press-1");
SHOW(BUTTON1_CLICKED, "click-1");
SHOW(BUTTON1_DOUBLE_CLICKED, "doubleclick-1");
SHOW(BUTTON1_TRIPLE_CLICKED, "tripleclick-1");
#if NCURSES_MOUSE_VERSION == 1
SHOW(BUTTON1_RESERVED_EVENT, "reserved-1");
#endif
SHOW(BUTTON2_RELEASED, "release-2");
SHOW(BUTTON2_PRESSED, "press-2");
SHOW(BUTTON2_CLICKED, "click-2");
SHOW(BUTTON2_DOUBLE_CLICKED, "doubleclick-2");
SHOW(BUTTON2_TRIPLE_CLICKED, "tripleclick-2");
#if NCURSES_MOUSE_VERSION == 1
SHOW(BUTTON2_RESERVED_EVENT, "reserved-2");
#endif
SHOW(BUTTON3_RELEASED, "release-3");
SHOW(BUTTON3_PRESSED, "press-3");
SHOW(BUTTON3_CLICKED, "click-3");
SHOW(BUTTON3_DOUBLE_CLICKED, "doubleclick-3");
SHOW(BUTTON3_TRIPLE_CLICKED, "tripleclick-3");
#if NCURSES_MOUSE_VERSION == 1
SHOW(BUTTON3_RESERVED_EVENT, "reserved-3");
#endif
SHOW(BUTTON4_RELEASED, "release-4");
SHOW(BUTTON4_PRESSED, "press-4");
SHOW(BUTTON4_CLICKED, "click-4");
SHOW(BUTTON4_DOUBLE_CLICKED, "doubleclick-4");
SHOW(BUTTON4_TRIPLE_CLICKED, "tripleclick-4");
#if NCURSES_MOUSE_VERSION == 1
SHOW(BUTTON4_RESERVED_EVENT, "reserved-4");
#endif
#if NCURSES_MOUSE_VERSION == 2
SHOW(BUTTON5_RELEASED, "release-5");
SHOW(BUTTON5_PRESSED, "press-5");
SHOW(BUTTON5_CLICKED, "click-5");
SHOW(BUTTON5_DOUBLE_CLICKED, "doubleclick-5");
SHOW(BUTTON5_TRIPLE_CLICKED, "tripleclick-5");
#endif
SHOW(BUTTON_CTRL, "ctrl");
SHOW(BUTTON_SHIFT, "shift");
SHOW(BUTTON_ALT, "alt");
SHOW(ALL_MOUSE_EVENTS, "all-events");
SHOW(REPORT_MOUSE_POSITION, "position");
#undef SHOW
if (buf[strlen(buf) - 1] == ' ')
buf[strlen(buf) - 2] = '\0';
(void) strcat(buf, "}");
return (buf);
}
static void
show_mouse(WINDOW *win)
{
int y, x;
MEVENT event;
bool outside;
bool show_loc;
getmouse(&event);
outside = !wenclose(win, event.y, event.x);
if (outside) {
(void) wstandout(win);
waddstr(win, "KEY_MOUSE");
(void) wstandend(win);
} else {
waddstr(win, "KEY_MOUSE");
}
wprintw(win, ", %s", mouse_decode(&event));
if (outside)
win = stdscr;
show_loc = wmouse_trafo(win, &event.y, &event.x, FALSE);
if (show_loc) {
getyx(win, y, x);
wmove(win, event.y, event.x);
waddch(win, '*');
wmove(win, y, x);
}
if (outside)
wnoutrefresh(win);
}
#endif /* NCURSES_MOUSE_VERSION */
/****************************************************************************
*
* Character input test
*
****************************************************************************/
#define NUM_GETCH_FLAGS 256
typedef bool GetchFlags[NUM_GETCH_FLAGS];
static void
setup_getch(WINDOW *win, GetchFlags flags)
{
keypad(win, flags['k']); /* should be redundant, but for testing */
meta(win, flags['m']); /* force this to a known state */
if (flags['e'])
echo();
else
noecho();
}
static void
init_getch(WINDOW *win, GetchFlags flags)
{
memset(flags, FALSE, NUM_GETCH_FLAGS);
flags[UChar('k')] = (win == stdscr);
flags[UChar('m')] = TRUE;
setup_getch(win, flags);
}
static void
wgetch_help(WINDOW *win, GetchFlags flags)
{
static const char *help[] =
{
"e -- toggle echo mode"
,"g -- triggers a getstr test"
,"k -- toggle keypad/literal mode"
,"m -- toggle meta (7-bit/8-bit) mode"
,"^q -- quit"
,"s -- shell out\n"
,"w -- create a new window"
#ifdef SIGTSTP
,"z -- suspend this process"
#endif
};
int y, x;
unsigned chk = ((SIZEOF(help) + 1) / 2);
unsigned n;
getyx(win, y, x);
move(0, 0);
printw("Type any key to see its %s value. Also:\n",
flags['k'] ? "keypad" : "literal");
for (n = 0; n < SIZEOF(help); ++n) {
int row = 1 + (int) (n % chk);
int col = (n >= chk) ? COLS / 2 : 0;
int flg = ((strstr(help[n], "toggle") != 0)
&& (flags[UChar(*help[n])] != FALSE));
if (flg)
(void) standout();
MvPrintw(row, col, "%s", help[n]);
if (col == 0)
clrtoeol();
if (flg)
(void) standend();
}
wrefresh(stdscr);
wmove(win, y, x);
}
static void
wgetch_wrap(WINDOW *win, int first_y)
{
int last_y = getmaxy(win) - 1;
int y = getcury(win) + 1;
if (y >= last_y)
y = first_y;
wmove(win, y, 0);
wclrtoeol(win);
}
#if defined(KEY_RESIZE) && HAVE_WRESIZE
typedef struct {
WINDOW *text;
WINDOW *frame;
} WINSTACK;
static WINSTACK *winstack = 0;
static unsigned len_winstack = 0;
static void
forget_boxes(void)
{
if (winstack != 0) {
free(winstack);
}
winstack = 0;
len_winstack = 0;
}
static void
remember_boxes(unsigned level, WINDOW *txt_win, WINDOW *box_win)
{
unsigned need = (level + 1) * 2;
assert(level < (unsigned) COLS);
if (winstack == 0) {
len_winstack = 20;
winstack = typeMalloc(WINSTACK, len_winstack);
} else if (need >= len_winstack) {
len_winstack = need;
winstack = typeRealloc(WINSTACK, len_winstack, winstack);
}
if (!winstack)
failed("remember_boxes");
winstack[level].text = txt_win;
winstack[level].frame = box_win;
}
#if USE_SOFTKEYS && (defined(NCURSES_VERSION_PATCH) && NCURSES_VERSION_PATCH < 20071229) && NCURSES_EXT_FUNCS
static void
slk_repaint(void)
{
/* this chunk is now done in resize_term() */
slk_touch();
slk_clear();
slk_noutrefresh();
}
#else
#define slk_repaint() /* nothing */
#endif
#if defined(NCURSES_VERSION) && defined(KEY_RESIZE) && HAVE_WRESIZE
/*
* For wgetch_test(), we create pairs of windows - one for a box, one for text.
* Resize both and paint the box in the parent.
*/
static void
resize_boxes(unsigned level, WINDOW *win)
{
unsigned n;
int base = 5;
int high = LINES - base;
int wide = COLS;
touchwin(stdscr);
wnoutrefresh(stdscr);
slk_repaint();
for (n = 0; n < level; ++n) {
wresize(winstack[n].frame, high, wide);
wresize(winstack[n].text, high - 2, wide - 2);
high -= 2;
wide -= 2;
werase(winstack[n].text);
box(winstack[n].frame, 0, 0);
wnoutrefresh(winstack[n].frame);
wprintw(winstack[n].text,
"size %dx%d\n",
getmaxy(winstack[n].text),
getmaxx(winstack[n].text));
wnoutrefresh(winstack[n].text);
if (winstack[n].text == win)
break;
}
doupdate();
}
#endif /* resize_boxes */
#else
#define forget_boxes() /* nothing */
#define remember_boxes(level,text,frame) /* nothing */
#endif
/*
* Return-code is OK/ERR or a keyname.
*/
static const char *
ok_keyname(int code)
{
return ((code == OK) ? "OK" : ((code == ERR) ? "ERR" : keyname(code)));
}
static void
wgetch_test(unsigned level, WINDOW *win, int delay)
{
char buf[BUFSIZ];
int first_y, first_x;
int c;
int incount = 0;
GetchFlags flags;
bool blocking = (delay < 0);
init_getch(win, flags);
wtimeout(win, delay);
getyx(win, first_y, first_x);
wgetch_help(win, flags);
wsetscrreg(win, first_y, getmaxy(win) - 1);
scrollok(win, TRUE);
for (;;) {
while ((c = wGetchar(win)) == ERR) {
incount++;
if (blocking) {
(void) wprintw(win, "%05d: input error", incount);
break;
} else {
(void) wprintw(win, "%05d: input timed out", incount);
}
wgetch_wrap(win, first_y);
}
if (c == ERR && blocking) {
wprintw(win, "ERR");
wgetch_wrap(win, first_y);
} else if (isQuit(c)) {
break;
} else if (c == 'e') {
flags[UChar('e')] = !flags[UChar('e')];
setup_getch(win, flags);
wgetch_help(win, flags);
} else if (c == 'g') {
waddstr(win, "getstr test: ");
echo();
c = wgetnstr(win, buf, sizeof(buf) - 1);
noecho();
wprintw(win, "I saw %d characters:\n\t`%s' (%s).",
(int) strlen(buf), buf,
ok_keyname(c));
wclrtoeol(win);
wgetch_wrap(win, first_y);
} else if (c == 'k') {
flags[UChar('k')] = !flags[UChar('k')];
setup_getch(win, flags);
wgetch_help(win, flags);
} else if (c == 'm') {
flags[UChar('m')] = !flags[UChar('m')];
setup_getch(win, flags);
wgetch_help(win, flags);
} else if (c == 's') {
ShellOut(TRUE);
} else if (c == 'w') {
int high = getmaxy(win) - 1 - first_y + 1;
int wide = getmaxx(win) - first_x;
int old_y, old_x;
int new_y = first_y + getbegy(win);
int new_x = first_x + getbegx(win);
getyx(win, old_y, old_x);
if (high > 2 && wide > 2) {
WINDOW *wb = newwin(high, wide, new_y, new_x);
WINDOW *wi = newwin(high - 2, wide - 2, new_y + 1, new_x + 1);
box(wb, 0, 0);
wrefresh(wb);
wmove(wi, 0, 0);
remember_boxes(level, wi, wb);
wgetch_test(level + 1, wi, delay);
delwin(wi);
delwin(wb);
wgetch_help(win, flags);
wmove(win, old_y, old_x);
touchwin(win);
wrefresh(win);
doupdate();
}
#ifdef SIGTSTP
} else if (c == 'z') {
kill(getpid(), SIGTSTP);
#endif
} else {
wprintw(win, "Key pressed: %04o ", c);
#ifdef NCURSES_MOUSE_VERSION
if (c == KEY_MOUSE) {
show_mouse(win);
} else
#endif /* NCURSES_MOUSE_VERSION */
if (c >= KEY_MIN) {
#if defined(NCURSES_VERSION) && defined(KEY_RESIZE) && HAVE_WRESIZE
if (c == KEY_RESIZE) {
resize_boxes(level, win);
}
#endif
(void) waddstr(win, keyname(c));
} else if (c >= 0x80) {
unsigned c2 = (unsigned) c;
#if !(defined(NCURSES_VERSION) || defined(_XOPEN_CURSES))
/* at least Solaris SVR4 curses breaks unctrl(128), etc. */
c2 &= 0x7f;
#endif
if (isprint(c))
(void) wprintw(win, "%c", UChar(c));
else if (c2 != UChar(c))
(void) wprintw(win, "M-%s", unctrl(c2));
else
(void) wprintw(win, "%s", unctrl(c2));
waddstr(win, " (high-half character)");
} else {
if (isprint(c))
(void) wprintw(win, "%c (ASCII printable character)", c);
else
(void) wprintw(win, "%s (ASCII control character)",
unctrl(UChar(c)));
}
wgetch_wrap(win, first_y);
}
}
wtimeout(win, -1);
if (!level)
init_getch(win, flags);
}
static int
begin_getch_test(void)
{
char buf[BUFSIZ];
int delay;
refresh();
#ifdef NCURSES_MOUSE_VERSION
mousemask(ALL_MOUSE_EVENTS, (mmask_t *) 0);
#endif
(void) printw("Delay in 10ths of a second (<CR> for blocking input)? ");
echo();
getnstr(buf, sizeof(buf) - 1);
noecho();
nonl();
if (isdigit(UChar(buf[0]))) {
delay = atoi(buf) * 100;
} else {
delay = -1;
}
raw();
move(5, 0);
return delay;
}
static void
finish_getch_test(void)
{
#ifdef NCURSES_MOUSE_VERSION
mousemask(0, (mmask_t *) 0);
#endif
erase();
noraw();
nl();
endwin();
}
static void
getch_test(void)
{
int delay = begin_getch_test();
slk_restore();
wgetch_test(0, stdscr, delay);
forget_boxes();
finish_getch_test();
slk_clear();
}
#if USE_WIDEC_SUPPORT
/*
* For wget_wch_test(), we create pairs of windows - one for a box, one for text.
* Resize both and paint the box in the parent.
*/
#if defined(KEY_RESIZE) && HAVE_WRESIZE
static void
resize_wide_boxes(unsigned level, WINDOW *win)
{
unsigned n;
int base = 5;
int high = LINES - base;
int wide = COLS;
touchwin(stdscr);
wnoutrefresh(stdscr);
slk_repaint();
for (n = 0; n < level; ++n) {
wresize(winstack[n].frame, high, wide);
wresize(winstack[n].text, high - 2, wide - 2);
high -= 2;
wide -= 2;
werase(winstack[n].text);
box_set(winstack[n].frame, 0, 0);
wnoutrefresh(winstack[n].frame);
wprintw(winstack[n].text,
"size %dx%d\n",
getmaxy(winstack[n].text),
getmaxx(winstack[n].text));
wnoutrefresh(winstack[n].text);
if (winstack[n].text == win)
break;
}
doupdate();
}
#endif /* KEY_RESIZE */
static char *
wcstos(const wchar_t *src)
{
int need;
char *result = 0;
const wchar_t *tmp = src;
#ifndef state_unused
mbstate_t state;
#endif
reset_wchars(state);
if ((need = (int) count_wchars(tmp, 0, &state)) > 0) {
unsigned have = (unsigned) need;
if ((result = typeCalloc(char, have + 1)) != 0) {
tmp = src;
if (trans_wchars(result, tmp, have, &state) != have) {
free(result);
result = 0;
}
} else {
failed("wcstos");
}
}
return result;
}
static void
wget_wch_test(unsigned level, WINDOW *win, int delay)
{
wchar_t wchar_buf[BUFSIZ];
wint_t wint_buf[BUFSIZ];
int first_y, first_x;
wint_t c;
int incount = 0;
GetchFlags flags;
bool blocking = (delay < 0);
int code;
char *temp;
init_getch(win, flags);
wtimeout(win, delay);
getyx(win, first_y, first_x);
wgetch_help(win, flags);
wsetscrreg(win, first_y, getmaxy(win) - 1);
scrollok(win, TRUE);
for (;;) {
while ((code = wGet_wchar(win, &c)) == ERR) {
incount++;
if (blocking) {
(void) wprintw(win, "%05d: input error", incount);
break;
} else {
(void) wprintw(win, "%05d: input timed out", incount);
}
wgetch_wrap(win, first_y);
}
if (code == ERR && blocking) {
wprintw(win, "ERR");
wgetch_wrap(win, first_y);
} else if (isQuit((int) c)) {
break;
} else if (c == 'e') {
flags[UChar('e')] = !flags[UChar('e')];
setup_getch(win, flags);
wgetch_help(win, flags);
} else if (c == 'g') {
waddstr(win, "getstr test: ");
echo();
code = wgetn_wstr(win, wint_buf, BUFSIZ - 1);
noecho();
if (code == ERR) {
wprintw(win, "wgetn_wstr returns an error.");
} else {
int n;
for (n = 0; (wchar_buf[n] = (wchar_t) wint_buf[n]) != 0; ++n) {
;
}
if ((temp = wcstos(wchar_buf)) != 0) {
wprintw(win, "I saw %d characters:\n\t`%s'.",
(int) wcslen(wchar_buf), temp);
free(temp);
} else {
wprintw(win, "I saw %d characters (cannot convert).",
(int) wcslen(wchar_buf));
}
}
wclrtoeol(win);
wgetch_wrap(win, first_y);
} else if (c == 'k') {
flags[UChar('k')] = !flags[UChar('k')];
setup_getch(win, flags);
wgetch_help(win, flags);
} else if (c == 'm') {
flags[UChar('m')] = !flags[UChar('m')];
setup_getch(win, flags);
wgetch_help(win, flags);
} else if (c == 's') {
ShellOut(TRUE);
} else if (c == 'w') {
int high = getmaxy(win) - 1 - first_y + 1;
int wide = getmaxx(win) - first_x;
int old_y, old_x;
int new_y = first_y + getbegy(win);
int new_x = first_x + getbegx(win);
getyx(win, old_y, old_x);
if (high > 2 && wide > 2) {
WINDOW *wb = newwin(high, wide, new_y, new_x);
WINDOW *wi = newwin(high - 2, wide - 2, new_y + 1, new_x + 1);
box_set(wb, 0, 0);
wrefresh(wb);
wmove(wi, 0, 0);
remember_boxes(level, wi, wb);
wget_wch_test(level + 1, wi, delay);
delwin(wi);
delwin(wb);
wgetch_help(win, flags);
wmove(win, old_y, old_x);
touchwin(win);
wrefresh(win);
}
#ifdef SIGTSTP
} else if (c == 'z') {
kill(getpid(), SIGTSTP);
#endif
} else {
wprintw(win, "Key pressed: %04o ", (int) c);
#ifdef NCURSES_MOUSE_VERSION
if (c == KEY_MOUSE) {
show_mouse(win);
} else
#endif /* NCURSES_MOUSE_VERSION */
if (code == KEY_CODE_YES) {
#if defined(KEY_RESIZE) && HAVE_WRESIZE
if (c == KEY_RESIZE) {
resize_wide_boxes(level, win);
}
#endif
(void) waddstr(win, keyname((wchar_t) c));
} else {
(void) waddstr(win, key_name((wchar_t) c));
if (c < 256 && iscntrl(c)) {
(void) wprintw(win, " (control character)");
} else {
(void) wprintw(win, " = %#x (printable character)",
(unsigned) c);
}
}
wgetch_wrap(win, first_y);
}
}
wtimeout(win, -1);
if (!level)
init_getch(win, flags);
}
static void
get_wch_test(void)
{
int delay = begin_getch_test();
slk_restore();
wget_wch_test(0, stdscr, delay);
forget_boxes();
finish_getch_test();
slk_clear();
}
#endif
/****************************************************************************
*
* Character attributes test
*
****************************************************************************/
#if HAVE_SETUPTERM || HAVE_TGETENT
#define get_ncv() TIGETNUM("ncv","NC")
#define get_xmc() TIGETNUM("xmc","sg")
#else
#define get_ncv() -1
#define get_xmc() -1
#endif
#if !HAVE_TERMATTRS
static chtype
my_termattrs(void)
{
static int first = TRUE;
static chtype result = 0;
if (first) {
#if !HAVE_TIGETSTR
char buffer[4096];
char parsed[4096];
char *area_pointer = parsed;
tgetent(buffer, getenv("TERM"));
#endif
if (TIGETSTR("smso", "so"))
result |= A_STANDOUT;
if (TIGETSTR("smul", "us"))
result |= A_UNDERLINE;
if (TIGETSTR("rev", "mr"))
result |= A_REVERSE;
if (TIGETSTR("blink", "mb"))
result |= A_BLINK;
if (TIGETSTR("dim", "mh"))
result |= A_DIM;
if (TIGETSTR("bold", "md"))
result |= A_BOLD;
if (TIGETSTR("smacs", "ac"))
result |= A_ALTCHARSET;
first = FALSE;
}
return result;
}
#define termattrs() my_termattrs()
#endif
#define MAX_ATTRSTRING 31
#define LEN_ATTRSTRING 26
static char attr_test_string[MAX_ATTRSTRING + 1];
static void
attr_legend(WINDOW *helpwin)
{
int row = 1;
int col = 1;
MvWPrintw(helpwin, row++, col,
"ESC to exit.");
MvWPrintw(helpwin, row++, col,
"^L repaints.");
++row;
MvWPrintw(helpwin, row++, col,
"Modify the test strings:");
MvWPrintw(helpwin, row++, col,
" A digit sets gaps on each side of displayed attributes");
MvWPrintw(helpwin, row++, col,
" </> shifts the text left/right. ");
++row;
MvWPrintw(helpwin, row++, col,
"Toggles:");
if (use_colors) {
MvWPrintw(helpwin, row++, col,
" f/F/b/F toggle foreground/background background color");
MvWPrintw(helpwin, row++, col,
" t/T toggle text/background color attribute");
}
MvWPrintw(helpwin, row++, col,
" a/A toggle ACS (alternate character set) mapping");
MvWPrintw(helpwin, row, col,
" v/V toggle video attribute to combine with each line");
}
static void
show_color_attr(int fg, int bg, int tx)
{
if (use_colors) {
printw(" Colors (fg %d, bg %d", fg, bg);
if (tx >= 0)
printw(", text %d", tx);
printw("),");
}
}
static bool
cycle_color_attr(int ch, short *fg, short *bg, short *tx)
{
bool error = FALSE;
if (use_colors) {
switch (ch) {
case 'f':
*fg = (short) (*fg + 1);
break;
case 'F':
*fg = (short) (*fg - 1);
break;
case 'b':
*bg = (short) (*bg + 1);
break;
case 'B':
*bg = (short) (*bg - 1);
break;
case 't':
*tx = (short) (*tx + 1);
break;
case 'T':
*tx = (short) (*tx - 1);
break;
default:
beep();
error = TRUE;
break;
}
if (*fg >= COLORS)
*fg = (short) min_colors;
if (*fg < min_colors)
*fg = (short) (COLORS - 1);
if (*bg >= COLORS)
*bg = (short) min_colors;
if (*bg < min_colors)
*bg = (short) (COLORS - 1);
if (*tx >= COLORS)
*tx = -1;
if (*tx < -1)
*tx = (short) (COLORS - 1);
} else {
beep();
error = TRUE;
}
return error;
}
static void
adjust_attr_string(int adjust)
{
int first = ((int) UChar(attr_test_string[0])) + adjust;
int last = first + LEN_ATTRSTRING;
if (first >= ' ' && last <= '~') { /* 32..126 */
int j, k;
for (j = 0, k = first; j < MAX_ATTRSTRING && k <= last; ++j, ++k) {
attr_test_string[j] = (char) k;
if (((k + 1 - first) % 5) == 0) {
if (++j >= MAX_ATTRSTRING)
break;
attr_test_string[j] = ' ';
}
}
while (j < MAX_ATTRSTRING)
attr_test_string[j++] = ' ';
attr_test_string[j] = '\0';
} else {
beep();
}
}
static void
init_attr_string(void)
{
attr_test_string[0] = 'a';
adjust_attr_string(0);
}
static int
show_attr(int row, int skip, bool arrow, chtype attr, const char *name)
{
int ncv = get_ncv();
chtype test = attr & (chtype) (~A_ALTCHARSET);
if (arrow)
MvPrintw(row, 5, "-->");
MvPrintw(row, 8, "%s mode:", name);
MvPrintw(row, 24, "|");
if (skip)
printw("%*s", skip, " ");
/*
* Just for testing, write text using the alternate character set one
* character at a time (to pass its rendition directly), and use the
* string operation for the other attributes.
*/
if (attr & A_ALTCHARSET) {
const char *s;
chtype ch;
for (s = attr_test_string; *s != '\0'; ++s) {
ch = UChar(*s);
addch(ch | attr);
}
} else {
(void) attrset(attr);
addstr(attr_test_string);
attroff(attr);
}
if (skip)
printw("%*s", skip, " ");
printw("|");
if (test != A_NORMAL) {
if (!(termattrs() & test)) {
printw(" (N/A)");
} else {
if (ncv > 0 && stdscr && (getbkgd(stdscr) & A_COLOR)) {
static const chtype table[] =
{
A_STANDOUT,
A_UNDERLINE,
A_REVERSE,
A_BLINK,
A_DIM,
A_BOLD,
#ifdef A_INVIS
A_INVIS,
#endif
A_PROTECT,
A_ALTCHARSET
};
unsigned n;
bool found = FALSE;
for (n = 0; n < SIZEOF(table); n++) {
if ((table[n] & attr) != 0
&& ((1 << n) & ncv) != 0) {
found = TRUE;
break;
}
}
if (found)
printw(" (NCV)");
}
if ((termattrs() & test) != test)
printw(" (Part)");
}
}
return row + 2;
}
/* *INDENT-OFF* */
static const struct {
chtype attr;
NCURSES_CONST char * name;
} attrs_to_test[] = {
{ A_STANDOUT, "STANDOUT" },
{ A_REVERSE, "REVERSE" },
{ A_BOLD, "BOLD" },
{ A_UNDERLINE, "UNDERLINE" },
{ A_DIM, "DIM" },
{ A_BLINK, "BLINK" },
{ A_PROTECT, "PROTECT" },
#ifdef A_INVIS
{ A_INVIS, "INVISIBLE" },
#endif
{ A_NORMAL, "NORMAL" },
};
/* *INDENT-ON* */
static bool
attr_getc(int *skip, short *fg, short *bg, short *tx, int *ac, unsigned *kc)
{
bool result = TRUE;
bool error = FALSE;
WINDOW *helpwin;
do {
int ch = Getchar();
error = FALSE;
if (ch < 256 && isdigit(ch)) {
*skip = (ch - '0');
} else {
switch (ch) {
case CTRL('L'):
Repaint();
break;
case '?':
if ((helpwin = newwin(LINES - 1, COLS - 2, 0, 0)) != 0) {
box(helpwin, 0, 0);
attr_legend(helpwin);
wGetchar(helpwin);
delwin(helpwin);
}
break;
case 'a':
*ac = 0;
break;
case 'A':
*ac = A_ALTCHARSET;
break;
case 'v':
if (*kc == 0)
*kc = SIZEOF(attrs_to_test) - 1;
else
*kc -= 1;
break;
case 'V':
*kc += 1;
if (*kc >= SIZEOF(attrs_to_test))
*kc = 0;
break;
case '<':
adjust_attr_string(-1);
break;
case '>':
adjust_attr_string(1);
break;
case case_QUIT:
result = FALSE;
break;
default:
error = cycle_color_attr(ch, fg, bg, tx);
break;
}
}
} while (error);
return result;
}
static void
attr_test(void)
/* test text attributes */
{
int n;
int skip = get_xmc();
short fg = COLOR_BLACK; /* color pair 0 is special */
short bg = COLOR_BLACK;
short tx = -1;
int ac = 0;
unsigned j, k;
if (skip < 0)
skip = 0;
n = skip; /* make it easy */
k = SIZEOF(attrs_to_test) - 1;
init_attr_string();
do {
int row = 2;
chtype normal = A_NORMAL | BLANK;
chtype extras = (chtype) ac;
if (use_colors) {
short pair = (short) (fg != COLOR_BLACK || bg != COLOR_BLACK);
if (pair != 0) {
pair = 1;
if (init_pair(pair, fg, bg) == ERR) {
beep();
} else {
normal |= (chtype) COLOR_PAIR(pair);
}
}
if (tx >= 0) {
pair = 2;
if (init_pair(pair, tx, bg) == ERR) {
beep();
} else {
extras |= (chtype) COLOR_PAIR(pair);
}
}
}
bkgd(normal);
bkgdset(normal);
erase();
box(stdscr, 0, 0);
MvAddStr(0, 20, "Character attribute test display");
for (j = 0; j < SIZEOF(attrs_to_test); ++j) {
bool arrow = (j == k);
row = show_attr(row, n, arrow,
extras |
attrs_to_test[j].attr |
attrs_to_test[k].attr,
attrs_to_test[j].name);
}
MvPrintw(row, 8,
"This terminal does %shave the magic-cookie glitch",
get_xmc() > -1 ? "" : "not ");
MvPrintw(row + 1, 8, "Enter '?' for help.");
show_color_attr(fg, bg, tx);
printw(" ACS (%d)", ac != 0);
refresh();
} while (attr_getc(&n, &fg, &bg, &tx, &ac, &k));
bkgdset(A_NORMAL | BLANK);
erase();
endwin();
}
#if USE_WIDEC_SUPPORT
static wchar_t wide_attr_test_string[MAX_ATTRSTRING + 1];
static void
wide_adjust_attr_string(int adjust)
{
int first = ((int) UChar(wide_attr_test_string[0])) + adjust;
int last = first + LEN_ATTRSTRING;
if (first >= ' ' && last <= '~') { /* 32..126 */
int j, k;
for (j = 0, k = first; j < MAX_ATTRSTRING && k <= last; ++j, ++k) {
wide_attr_test_string[j] = k;
if (((k + 1 - first) % 5) == 0) {
if (++j >= MAX_ATTRSTRING)
break;
wide_attr_test_string[j] = ' ';
}
}
while (j < MAX_ATTRSTRING)
wide_attr_test_string[j++] = ' ';
wide_attr_test_string[j] = '\0';
} else {
beep();
}
}
static void
wide_init_attr_string(void)
{
wide_attr_test_string[0] = 'a';
wide_adjust_attr_string(0);
}
static void
set_wide_background(short pair)
{
cchar_t normal;
wchar_t blank[2];
blank[0] = ' ';
blank[1] = 0;
setcchar(&normal, blank, A_NORMAL, pair, 0);
bkgrnd(&normal);
bkgrndset(&normal);
}
static attr_t
get_wide_background(void)
{
attr_t result = A_NORMAL;
attr_t attr;
cchar_t ch;
short pair;
wchar_t wch[10];
memset(&ch, 0, sizeof(ch));
if (getbkgrnd(&ch) != ERR) {
if (getcchar(&ch, wch, &attr, &pair, 0) != ERR) {
result = attr;
}
}
return result;
}
static int
wide_show_attr(int row, int skip, bool arrow, chtype attr, short pair, const char *name)
{
int ncv = get_ncv();
chtype test = attr & ~WA_ALTCHARSET;
if (arrow)
MvPrintw(row, 5, "-->");
MvPrintw(row, 8, "%s mode:", name);
MvPrintw(row, 24, "|");
if (skip)
printw("%*s", skip, " ");
/*
* Just for testing, write text using the alternate character set one
* character at a time (to pass its rendition directly), and use the
* string operation for the other attributes.
*/
if (attr & WA_ALTCHARSET) {
const wchar_t *s;
cchar_t ch;
for (s = wide_attr_test_string; *s != L'\0'; ++s) {
wchar_t fill[2];
fill[0] = *s;
fill[1] = L'\0';
setcchar(&ch, fill, attr, pair, 0);
add_wch(&ch);
}
} else {
attr_t old_attr = 0;
short old_pair = 0;
(void) attr_get(&old_attr, &old_pair, 0);
(void) attr_set(attr, pair, 0);
addwstr(wide_attr_test_string);
(void) attr_set(old_attr, old_pair, 0);
}
if (skip)
printw("%*s", skip, " ");
printw("|");
if (test != A_NORMAL) {
if (!(term_attrs() & test)) {
printw(" (N/A)");
} else {
if (ncv > 0 && (get_wide_background() & A_COLOR)) {
static const attr_t table[] =
{
WA_STANDOUT,
WA_UNDERLINE,
WA_REVERSE,
WA_BLINK,
WA_DIM,
WA_BOLD,
WA_INVIS,
WA_PROTECT,
WA_ALTCHARSET
};
unsigned n;
bool found = FALSE;
for (n = 0; n < SIZEOF(table); n++) {
if ((table[n] & attr) != 0
&& ((1 << n) & ncv) != 0) {
found = TRUE;
break;
}
}
if (found)
printw(" (NCV)");
}
if ((term_attrs() & test) != test)
printw(" (Part)");
}
}
return row + 2;
}
static bool
wide_attr_getc(int *skip, short *fg, short *bg, short *tx, int *ac, unsigned *kc)
{
bool result = TRUE;
bool error = FALSE;
WINDOW *helpwin;
do {
int ch = Getchar();
error = FALSE;
if (ch < 256 && isdigit(ch)) {
*skip = (ch - '0');
} else {
switch (ch) {
case CTRL('L'):
Repaint();
break;
case '?':
if ((helpwin = newwin(LINES - 1, COLS - 2, 0, 0)) != 0) {
box_set(helpwin, 0, 0);
attr_legend(helpwin);
wGetchar(helpwin);
delwin(helpwin);
}
break;
case 'a':
*ac = 0;
break;
case 'A':
*ac = A_ALTCHARSET;
break;
case 'v':
if (*kc == 0)
*kc = SIZEOF(attrs_to_test) - 1;
else
*kc -= 1;
break;
case 'V':
*kc += 1;
if (*kc >= SIZEOF(attrs_to_test))
*kc = 0;
break;
case '<':
wide_adjust_attr_string(-1);
break;
case '>':
wide_adjust_attr_string(1);
break;
case case_QUIT:
result = FALSE;
break;
default:
error = cycle_color_attr(ch, fg, bg, tx);
break;
}
}
} while (error);
return result;
}
static void
wide_attr_test(void)
/* test text attributes using wide-character calls */
{
int n;
int skip = get_xmc();
short fg = COLOR_BLACK; /* color pair 0 is special */
short bg = COLOR_BLACK;
short tx = -1;
int ac = 0;
unsigned j, k;
if (skip < 0)
skip = 0;
n = skip; /* make it easy */
k = SIZEOF(attrs_to_test) - 1;
wide_init_attr_string();
do {
int row = 2;
short pair = 0;
short extras = 0;
if (use_colors) {
pair = (short) (fg != COLOR_BLACK || bg != COLOR_BLACK);
if (pair != 0) {
pair = 1;
if (init_pair(pair, fg, bg) == ERR) {
beep();
}
}
extras = pair;
if (tx >= 0) {
extras = 2;
if (init_pair(extras, tx, bg) == ERR) {
beep();
}
}
}
set_wide_background(pair);
erase();
box_set(stdscr, 0, 0);
MvAddStr(0, 20, "Character attribute test display");
for (j = 0; j < SIZEOF(attrs_to_test); ++j) {
row = wide_show_attr(row, n, j == k,
((attr_t) ac |
attrs_to_test[j].attr |
attrs_to_test[k].attr),
extras,
attrs_to_test[j].name);
}
MvPrintw(row, 8,
"This terminal does %shave the magic-cookie glitch",
get_xmc() > -1 ? "" : "not ");
MvPrintw(row + 1, 8, "Enter '?' for help.");
show_color_attr(fg, bg, tx);
printw(" ACS (%d)", ac != 0);
refresh();
} while (wide_attr_getc(&n, &fg, &bg, &tx, &ac, &k));
set_wide_background(0);
erase();
endwin();
}
#endif
/****************************************************************************
*
* Color support tests
*
****************************************************************************/
static NCURSES_CONST char *the_color_names[] =
{
"black",
"red",
"green",
"yellow",
"blue",
"magenta",
"cyan",
"white",
"BLACK",
"RED",
"GREEN",
"YELLOW",
"BLUE",
"MAGENTA",
"CYAN",
"WHITE"
};
static void
show_color_name(int y, int x, int color, bool wide)
{
if (move(y, x) != ERR) {
char temp[80];
int width = 8;
if (wide) {
sprintf(temp, "%02d", color);
width = 4;
} else if (color >= 8) {
sprintf(temp, "[%02d]", color);
} else if (color < 0) {
strcpy(temp, "default");
} else {
sprintf(temp, "%.*s", 16, the_color_names[color]);
}
printw("%-*.*s", width, width, temp);
}
}
static void
color_legend(WINDOW *helpwin, bool wide)
{
int row = 1;
int col = 1;
MvWPrintw(helpwin, row++, col,
"ESC to exit.");
++row;
MvWPrintw(helpwin, row++, col,
"Use up/down arrow to scroll through the display if it is");
MvWPrintw(helpwin, row++, col,
"longer than one screen. Control/N and Control/P can be used");
MvWPrintw(helpwin, row++, col,
"in place of up/down arrow. Use pageup/pagedown to scroll a");
MvWPrintw(helpwin, row++, col,
"full screen; control/B and control/F can be used here.");
++row;
MvWPrintw(helpwin, row++, col,
"Toggles:");
MvWPrintw(helpwin, row++, col,
" a/A toggle altcharset off/on");
MvWPrintw(helpwin, row++, col,
" b/B toggle bold off/on");
MvWPrintw(helpwin, row++, col,
" n/N toggle text/number on/off");
MvWPrintw(helpwin, row++, col,
" r/R toggle reverse on/off");
MvWPrintw(helpwin, row++, col,
" w/W toggle width between 8/16 colors");
#if USE_WIDEC_SUPPORT
if (wide) {
MvWPrintw(helpwin, row++, col,
"Wide characters:");
MvWPrintw(helpwin, row, col,
" x/X toggle text between ASCII and wide-character");
}
#else
(void) wide;
#endif
}
#define set_color_test(name, value) if (name != value) { name = value; base_row = 0; }
/* generate a color test pattern */
static void
color_test(void)
{
short i;
int top = 0, width;
int base_row = 0;
int grid_top = top + 3;
int page_size = (LINES - grid_top);
int pairs_max = PAIR_NUMBER(A_COLOR) + 1;
int row_limit;
int per_row;
char numbered[80];
const char *hello;
bool done = FALSE;
bool opt_acsc = FALSE;
bool opt_bold = FALSE;
bool opt_revs = FALSE;
bool opt_nums = FALSE;
bool opt_wide = FALSE;
WINDOW *helpwin;
if (COLORS * COLORS == COLOR_PAIRS) {
int limit = (COLORS - min_colors) * (COLORS - min_colors);
if (pairs_max > limit)
pairs_max = limit;
} else {
if (pairs_max > COLOR_PAIRS)
pairs_max = COLOR_PAIRS;
}
while (!done) {
int shown = 0;
/* this assumes an 80-column line */
if (opt_wide) {
width = 4;
hello = "Test";
per_row = (COLORS > 8) ? 16 : 8;
} else {
width = 8;
hello = "Hello";
per_row = 8;
}
per_row -= min_colors;
row_limit = (pairs_max + per_row - 1) / per_row;
move(0, 0);
(void) printw("There are %d color pairs and %d colors%s\n",
pairs_max, COLORS,
min_colors ? " besides 'default'" : "");
clrtobot();
MvPrintw(top + 1, 0,
"%dx%d matrix of foreground/background colors, bold *%s*\n",
row_limit,
per_row,
opt_bold ? "on" : "off");
/* show color names/numbers across the top */
for (i = 0; i < per_row; i++)
show_color_name(top + 2, (i + 1) * width, i + min_colors, opt_wide);
/* show a grid of colors, with color names/ numbers on the left */
for (i = (short) (base_row * per_row); i < pairs_max; i++) {
int row = grid_top + (i / per_row) - base_row;
int col = (i % per_row + 1) * width;
short pair = i;
#define InxToFG(i) (short) ((i % (COLORS - min_colors)) + min_colors)
#define InxToBG(i) (short) ((i / (COLORS - min_colors)) + min_colors)
if (row >= 0 && move(row, col) != ERR) {
short fg = InxToFG(i);
short bg = InxToBG(i);
init_pair(pair, fg, bg);
attron((attr_t) COLOR_PAIR(pair));
if (opt_acsc)
attron((attr_t) A_ALTCHARSET);
if (opt_bold)
attron((attr_t) A_BOLD);
if (opt_revs)
attron((attr_t) A_REVERSE);
if (opt_nums) {
sprintf(numbered, "{%02X}", i);
hello = numbered;
}
printw("%-*.*s", width, width, hello);
(void) attrset(A_NORMAL);
if ((i % per_row) == 0 && InxToFG(i) == min_colors) {
show_color_name(row, 0, InxToBG(i), opt_wide);
}
++shown;
} else if (shown) {
break;
}
}
switch (wGetchar(stdscr)) {
case 'a':
opt_acsc = FALSE;
break;
case 'A':
opt_acsc = TRUE;
break;
case 'b':
opt_bold = FALSE;
break;
case 'B':
opt_bold = TRUE;
break;
case 'n':
opt_nums = FALSE;
break;
case 'N':
opt_nums = TRUE;
break;
case 'r':
opt_revs = FALSE;
break;
case 'R':
opt_revs = TRUE;
break;
case case_QUIT:
done = TRUE;
continue;
case 'w':
set_color_test(opt_wide, FALSE);
break;
case 'W':
set_color_test(opt_wide, TRUE);
break;
case CTRL('p'):
case KEY_UP:
if (base_row <= 0) {
beep();
} else {
base_row -= 1;
}
break;
case CTRL('n'):
case KEY_DOWN:
if (base_row + page_size >= row_limit) {
beep();
} else {
base_row += 1;
}
break;
case CTRL('b'):
case KEY_PREVIOUS:
case KEY_PPAGE:
if (base_row <= 0) {
beep();
} else {
base_row -= (page_size - 1);
if (base_row < 0)
base_row = 0;
}
break;
case CTRL('f'):
case KEY_NEXT:
case KEY_NPAGE:
if (base_row + page_size >= row_limit) {
beep();
} else {
base_row += page_size - 1;
if (base_row + page_size >= row_limit) {
base_row = row_limit - page_size - 1;
}
}
break;
case '?':
if ((helpwin = newwin(LINES - 1, COLS - 2, 0, 0)) != 0) {
box(helpwin, 0, 0);
color_legend(helpwin, FALSE);
wGetchar(helpwin);
delwin(helpwin);
}
break;
default:
beep();
continue;
}
}
erase();
endwin();
}
#if USE_WIDEC_SUPPORT
/* generate a color test pattern */
static void
wide_color_test(void)
{
int i;
int top = 0, width;
int base_row = 0;
int grid_top = top + 3;
int page_size = (LINES - grid_top);
int pairs_max = (unsigned short) (-1);
int row_limit;
int per_row;
char numbered[80];
const char *hello;
bool done = FALSE;
bool opt_acsc = FALSE;
bool opt_bold = FALSE;
bool opt_revs = FALSE;
bool opt_wide = FALSE;
bool opt_nums = FALSE;
bool opt_xchr = FALSE;
wchar_t buffer[80];
WINDOW *helpwin;
if (COLORS * COLORS == COLOR_PAIRS) {
int limit = (COLORS - min_colors) * (COLORS - min_colors);
if (pairs_max > limit)
pairs_max = limit;
} else {
if (pairs_max > COLOR_PAIRS)
pairs_max = COLOR_PAIRS;
}
while (!done) {
int shown = 0;
/* this assumes an 80-column line */
if (opt_wide) {
width = 4;
hello = "Test";
per_row = (COLORS > 8) ? 16 : 8;
} else {
width = 8;
hello = "Hello";
per_row = 8;
}
per_row -= min_colors;
if (opt_xchr) {
make_fullwidth_text(buffer, hello);
width *= 2;
per_row /= 2;
} else {
make_narrow_text(buffer, hello);
}
row_limit = (pairs_max + per_row - 1) / per_row;
move(0, 0);
(void) printw("There are %d color pairs and %d colors%s\n",
pairs_max, COLORS,
min_colors ? " besides 'default'" : "");
clrtobot();
MvPrintw(top + 1, 0,
"%dx%d matrix of foreground/background colors, bold *%s*\n",
row_limit,
per_row,
opt_bold ? "on" : "off");
/* show color names/numbers across the top */
for (i = 0; i < per_row; i++)
show_color_name(top + 2, (i + 1) * width, i + min_colors, opt_wide);
/* show a grid of colors, with color names/ numbers on the left */
for (i = (base_row * per_row); i < pairs_max; i++) {
int row = grid_top + (i / per_row) - base_row;
int col = (i % per_row + 1) * width;
short pair = (short) i;
if (row >= 0 && move(row, col) != ERR) {
init_pair(pair, InxToFG(i), InxToBG(i));
(void) color_set(pair, NULL);
if (opt_acsc)
attr_on((attr_t) A_ALTCHARSET, NULL);
if (opt_bold)
attr_on((attr_t) A_BOLD, NULL);
if (opt_revs)
attr_on((attr_t) A_REVERSE, NULL);
if (opt_nums) {
sprintf(numbered, "{%02X}", i);
if (opt_xchr) {
make_fullwidth_text(buffer, numbered);
} else {
make_narrow_text(buffer, numbered);
}
}
addnwstr(buffer, width);
(void) attr_set(A_NORMAL, 0, NULL);
if ((i % per_row) == 0 && InxToFG(i) == min_colors) {
show_color_name(row, 0, InxToBG(i), opt_wide);
}
++shown;
} else if (shown) {
break;
}
}
switch (wGetchar(stdscr)) {
case 'a':
opt_acsc = FALSE;
break;
case 'A':
opt_acsc = TRUE;
break;
case 'b':
opt_bold = FALSE;
break;
case 'B':
opt_bold = TRUE;
break;
case 'n':
opt_nums = FALSE;
break;
case 'N':
opt_nums = TRUE;
break;
case 'r':
opt_revs = FALSE;
break;
case 'R':
opt_revs = TRUE;
break;
case case_QUIT:
done = TRUE;
continue;
case 'w':
set_color_test(opt_wide, FALSE);
break;
case 'W':
set_color_test(opt_wide, TRUE);
break;
case 'x':
opt_xchr = FALSE;
break;
case 'X':
opt_xchr = TRUE;
break;
case CTRL('p'):
case KEY_UP:
if (base_row <= 0) {
beep();
} else {
base_row -= 1;
}
break;
case CTRL('n'):
case KEY_DOWN:
if (base_row + page_size >= row_limit) {
beep();
} else {
base_row += 1;
}
break;
case CTRL('b'):
case KEY_PREVIOUS:
case KEY_PPAGE:
if (base_row <= 0) {
beep();
} else {
base_row -= (page_size - 1);
if (base_row < 0)
base_row = 0;
}
break;
case CTRL('f'):
case KEY_NEXT:
case KEY_NPAGE:
if (base_row + page_size >= row_limit) {
beep();
} else {
base_row += page_size - 1;
if (base_row + page_size >= row_limit) {
base_row = row_limit - page_size - 1;
}
}
break;
case '?':
if ((helpwin = newwin(LINES - 1, COLS - 2, 0, 0)) != 0) {
box(helpwin, 0, 0);
color_legend(helpwin, TRUE);
wGetchar(helpwin);
delwin(helpwin);
}
break;
default:
beep();
continue;
}
}
erase();
endwin();
}
#endif /* USE_WIDEC_SUPPORT */
static void
change_color(short current, int field, int value, int usebase)
{
short red, green, blue;
color_content(current, &red, &green, &blue);
switch (field) {
case 0:
red = (short) (usebase ? (red + value) : value);
break;
case 1:
green = (short) (usebase ? (green + value) : value);
break;
case 2:
blue = (short) (usebase ? (blue + value) : value);
break;
}
if (init_color(current, red, green, blue) == ERR)
beep();
}
static void
init_all_colors(void)
{
short c;
for (c = 0; c < COLORS; ++c)
init_color(c,
all_colors[c].red,
all_colors[c].green,
all_colors[c].blue);
}
#define scaled_rgb(n) ((255 * (n)) / 1000)
static void
color_edit(void)
/* display the color test pattern, without trying to edit colors */
{
int i;
int current = 0;
int this_c = 0, value = 0, field = 0;
int last_c;
int top_color = 0;
int page_size = (LINES - 6);
init_all_colors();
refresh();
for (i = 0; i < max_colors; i++)
init_pair((short) i, (short) COLOR_WHITE, (short) i);
MvPrintw(LINES - 2, 0, "Number: %d", value);
do {
short red, green, blue;
attron(A_BOLD);
MvAddStr(0, 20, "Color RGB Value Editing");
attroff(A_BOLD);
for (i = (short) top_color;
(i - top_color < page_size)
&& (i < max_colors); i++) {
char numeric[80];
sprintf(numeric, "[%d]", i);
MvPrintw(2 + i - top_color, 0, "%c %-8s:",
(i == current ? '>' : ' '),
(i < (int) SIZEOF(the_color_names)
? the_color_names[i] : numeric));
(void) attrset((attr_t) COLOR_PAIR(i));
addstr(" ");
(void) attrset(A_NORMAL);
color_content((short) i, &red, &green, &blue);
addstr(" R = ");
if (current == i && field == 0)
attron(A_STANDOUT);
printw("%04d", red);
if (current == i && field == 0)
(void) attrset(A_NORMAL);
addstr(", G = ");
if (current == i && field == 1)
attron(A_STANDOUT);
printw("%04d", green);
if (current == i && field == 1)
(void) attrset(A_NORMAL);
addstr(", B = ");
if (current == i && field == 2)
attron(A_STANDOUT);
printw("%04d", blue);
if (current == i && field == 2)
(void) attrset(A_NORMAL);
(void) attrset(A_NORMAL);
printw(" ( %3d %3d %3d )",
scaled_rgb(red),
scaled_rgb(green),
scaled_rgb(blue));
}
MvAddStr(LINES - 3, 0,
"Use up/down to select a color, left/right to change fields.");
MvAddStr(LINES - 2, 0,
"Modify field by typing nnn=, nnn-, or nnn+. ? for help.");
move(2 + current - top_color, 0);
last_c = this_c;
this_c = Getchar();
if (this_c < 256 && isdigit(this_c) && !isdigit(last_c))
value = 0;
switch (this_c) {
case CTRL('b'):
case KEY_PPAGE:
if (current > 0)
current -= (page_size - 1);
else
beep();
break;
case CTRL('f'):
case KEY_NPAGE:
if (current < (max_colors - 1))
current += (page_size - 1);
else
beep();
break;
case CTRL('p'):
case KEY_UP:
current = (current == 0 ? (max_colors - 1) : current - 1);
break;
case CTRL('n'):
case KEY_DOWN:
current = (current == (max_colors - 1) ? 0 : current + 1);
break;
case KEY_RIGHT:
field = (field == 2 ? 0 : field + 1);
break;
case KEY_LEFT:
field = (field == 0 ? 2 : field - 1);
break;
case '0':
case '1':
case '2':
case '3':
case '4':
case '5':
case '6':
case '7':
case '8':
case '9':
value = value * 10 + (this_c - '0');
break;
case '+':
change_color((short) current, field, value, 1);
break;
case '-':
change_color((short) current, field, -value, 1);
break;
case '=':
change_color((short) current, field, value, 0);
break;
case '?':
erase();
P(" RGB Value Editing Help");
P("");
P("You are in the RGB value editor. Use the arrow keys to select one of");
P("the fields in one of the RGB triples of the current colors; the one");
P("currently selected will be reverse-video highlighted.");
P("");
P("To change a field, enter the digits of the new value; they are echoed");
P("as entered. Finish by typing `='. The change will take effect instantly.");
P("To increment or decrement a value, use the same procedure, but finish");
P("with a `+' or `-'.");
P("");
P("Press 'm' to invoke the top-level menu with the current color settings.");
P("To quit, do ESC");
Pause();
erase();
break;
case 'm':
endwin();
main_menu(FALSE);
for (i = 0; i < max_colors; i++)
init_pair((short) i, (short) COLOR_WHITE, (short) i);
refresh();
break;
case case_QUIT:
break;
default:
beep();
break;
}
if (current < 0)
current = 0;
if (current >= max_colors)
current = max_colors - 1;
if (current < top_color)
top_color = current;
if (current - top_color >= page_size)
top_color = current - (page_size - 1);
MvPrintw(LINES - 1, 0, "Number: %d", value);
clrtoeol();
} while
(!isQuit(this_c));
erase();
/*
* ncurses does not reset each color individually when calling endwin().
*/
init_all_colors();
endwin();
}
/****************************************************************************
*
* Alternate character-set stuff
*
****************************************************************************/
/* *INDENT-OFF* */
static struct {
chtype attr;
const char *name;
} attrs_to_cycle[] = {
{ A_NORMAL, "normal" },
{ A_BOLD, "bold" },
{ A_BLINK, "blink" },
{ A_REVERSE, "reverse" },
{ A_UNDERLINE, "underline" },
};
/* *INDENT-ON* */
static bool
cycle_attr(int ch, unsigned *at_code, chtype *attr)
{
bool result = TRUE;
switch (ch) {
case 'v':
if ((*at_code += 1) >= SIZEOF(attrs_to_cycle))
*at_code = 0;
break;
case 'V':
if (*at_code == 0)
*at_code = SIZEOF(attrs_to_cycle) - 1;
else
*at_code -= 1;
break;
default:
result = FALSE;
break;
}
if (result)
*attr = attrs_to_cycle[*at_code].attr;
return result;
}
static bool
cycle_colors(int ch, int *fg, int *bg, short *pair)
{
bool result = FALSE;
if (use_colors) {
result = TRUE;
switch (ch) {
case 'F':
if ((*fg -= 1) < 0)
*fg = COLORS - 1;
break;
case 'f':
if ((*fg += 1) >= COLORS)
*fg = 0;
break;
case 'B':
if ((*bg -= 1) < 0)
*bg = COLORS - 1;
break;
case 'b':
if ((*bg += 1) >= COLORS)
*bg = 0;
break;
default:
result = FALSE;
break;
}
if (result) {
*pair = (short) (*fg != COLOR_BLACK || *bg != COLOR_BLACK);
if (*pair != 0) {
*pair = 1;
if (init_pair(*pair, (short) *fg, (short) *bg) == ERR) {
result = FALSE;
}
}
}
}
return result;
}
/****************************************************************************
*
* Soft-key label test
*
****************************************************************************/
#if USE_SOFTKEYS
#define SLK_HELP 17
#define SLK_WORK (SLK_HELP + 3)
static void
slk_help(void)
{
static const char *table[] =
{
"Available commands are:"
,""
,"^L -- repaint this message and activate soft keys"
,"a/d -- activate/disable soft keys"
,"c -- set centered format for labels"
,"l -- set left-justified format for labels"
,"r -- set right-justified format for labels"
,"[12345678] -- set label; labels are numbered 1 through 8"
,"e -- erase stdscr (should not erase labels)"
,"s -- test scrolling of shortened screen"
,"v/V -- cycle through video attributes"
#if HAVE_SLK_COLOR
,"F/f/B/b -- cycle through foreground/background colors"
#endif
,"ESC -- return to main menu"
,""
,"Note: if activating the soft keys causes your terminal to scroll up"
,"one line, your terminal auto-scrolls when anything is written to the"
,"last screen position. The ncurses code does not yet handle this"
,"gracefully."
};
unsigned j;
move(2, 0);
for (j = 0; j < SIZEOF(table); ++j) {
P(table[j]);
}
refresh();
}
#if HAVE_SLK_COLOR
static void
call_slk_color(int fg, int bg)
{
init_pair(1, (short) bg, (short) fg);
slk_color(1);
MvPrintw(SLK_WORK, 0, "Colors %d/%d\n", fg, bg);
clrtoeol();
slk_touch();
slk_noutrefresh();
refresh();
}
#endif
static void
slk_test(void)
/* exercise the soft keys */
{
int c, fmt = 1;
char buf[9];
char *s;
chtype attr = A_NORMAL;
unsigned at_code = 0;
#if HAVE_SLK_COLOR
int fg = COLOR_BLACK;
int bg = COLOR_WHITE;
short pair = 0;
#endif
c = CTRL('l');
#if HAVE_SLK_COLOR
if (use_colors) {
call_slk_color(fg, bg);
}
#endif
do {
move(0, 0);
switch (c) {
case CTRL('l'):
erase();
attron(A_BOLD);
MvAddStr(0, 20, "Soft Key Exerciser");
attroff(A_BOLD);
slk_help();
/* fall through */
case 'a':
slk_restore();
break;
case 'e':
wclear(stdscr);
break;
case 's':
MvPrintw(SLK_WORK, 0, "Press Q to stop the scrolling-test: ");
while ((c = Getchar()) != 'Q' && (c != ERR))
addch((chtype) c);
break;
case 'd':
slk_clear();
break;
case 'l':
fmt = 0;
break;
case 'c':
fmt = 1;
break;
case 'r':
fmt = 2;
break;
case '1':
case '2':
case '3':
case '4':
case '5':
case '6':
case '7':
case '8':
MvAddStr(SLK_WORK, 0, "Please enter the label value: ");
strcpy(buf, "");
if ((s = slk_label(c - '0')) != 0) {
strncpy(buf, s, 8);
}
wGetstring(stdscr, buf, 8);
slk_set((c - '0'), buf, fmt);
slk_refresh();
move(SLK_WORK, 0);
clrtobot();
break;
case case_QUIT:
goto done;
#if defined(NCURSES_VERSION) && defined(KEY_RESIZE) && HAVE_WRESIZE
case KEY_RESIZE:
wnoutrefresh(stdscr);
break;
#endif
default:
if (cycle_attr(c, &at_code, &attr)) {
slk_attrset(attr);
slk_touch();
slk_noutrefresh();
break;
}
#if HAVE_SLK_COLOR
if (cycle_colors(c, &fg, &bg, &pair)) {
if (use_colors) {
call_slk_color(fg, bg);
} else {
beep();
}
break;
}
#endif
beep();
break;
}
} while (!isQuit(c = Getchar()));
done:
slk_clear();
erase();
endwin();
}
#if USE_WIDEC_SUPPORT
#define SLKLEN 8
static void
wide_slk_test(void)
/* exercise the soft keys */
{
int c, fmt = 1;
wchar_t buf[SLKLEN + 1];
char *s;
chtype attr = A_NORMAL;
unsigned at_code = 0;
int fg = COLOR_BLACK;
int bg = COLOR_WHITE;
short pair = 0;
c = CTRL('l');
if (use_colors) {
call_slk_color(fg, bg);
}
do {
move(0, 0);
switch (c) {
case CTRL('l'):
erase();
attr_on(WA_BOLD, NULL);
MvAddStr(0, 20, "Soft Key Exerciser");
attr_off(WA_BOLD, NULL);
slk_help();
/* fall through */
case 'a':
slk_restore();
break;
case 'e':
wclear(stdscr);
break;
case 's':
MvPrintw(SLK_WORK, 0, "Press Q to stop the scrolling-test: ");
while ((c = Getchar()) != 'Q' && (c != ERR))
addch((chtype) c);
break;
case 'd':
slk_clear();
break;
case 'l':
fmt = 0;
break;
case 'c':
fmt = 1;
break;
case 'r':
fmt = 2;
break;
case '1':
case '2':
case '3':
case '4':
case '5':
case '6':
case '7':
case '8':
MvAddStr(SLK_WORK, 0, "Please enter the label value: ");
*buf = 0;
if ((s = slk_label(c - '0')) != 0) {
char *temp = strdup(s);
size_t used = strlen(temp);
size_t want = SLKLEN;
size_t test;
#ifndef state_unused
mbstate_t state;
#endif
buf[0] = L'\0';
while (want > 0 && used != 0) {
const char *base = s;
reset_mbytes(state);
test = count_mbytes(base, 0, &state);
if (test == (size_t) -1) {
temp[--used] = 0;
} else if (test > want) {
temp[--used] = 0;
} else {
reset_mbytes(state);
trans_mbytes(buf, base, want, &state);
break;
}
}
free(temp);
}
wGet_wstring(stdscr, buf, SLKLEN);
slk_wset((c - '0'), buf, fmt);
slk_refresh();
move(SLK_WORK, 0);
clrtobot();
break;
case case_QUIT:
goto done;
case 'F':
if (use_colors) {
fg = (short) ((fg + 1) % COLORS);
call_slk_color(fg, bg);
}
break;
case 'B':
if (use_colors) {
bg = (short) ((bg + 1) % COLORS);
call_slk_color(fg, bg);
}
break;
#if defined(NCURSES_VERSION) && defined(KEY_RESIZE) && HAVE_WRESIZE
case KEY_RESIZE:
wnoutrefresh(stdscr);
break;
#endif
default:
if (cycle_attr(c, &at_code, &attr)) {
slk_attr_set(attr, (short) (fg || bg), NULL);
slk_touch();
slk_noutrefresh();
break;
}
#if HAVE_SLK_COLOR
if (cycle_colors(c, &fg, &bg, &pair)) {
if (use_colors) {
call_slk_color(fg, bg);
} else {
beep();
}
break;
}
#endif
beep();
break;
}
} while (!isQuit(c = Getchar()));
done:
slk_clear();
erase();
endwin();
}
#endif
#endif /* SLK_INIT */
static void
show_256_chars(int repeat, attr_t attr, short pair)
{
unsigned first = 0;
unsigned last = 255;
unsigned code;
int count;
erase();
attron(A_BOLD);
MvPrintw(0, 20, "Display of Character Codes %#0x to %#0x",
first, last);
attroff(A_BOLD);
refresh();
for (code = first; code <= last; ++code) {
int row = (int) (2 + (code / 16));
int col = (int) (5 * (code % 16));
mvaddch(row, col, colored_chtype(code, attr, pair));
for (count = 1; count < repeat; ++count) {
addch(colored_chtype(code, attr, pair));
}
}
}
/*
* Show a slice of 32 characters, allowing those to be repeated up to the
* screen's width.
*
* ISO 6429: codes 0x80 to 0x9f may be control characters that cause the
* terminal to perform functions. The remaining codes can be graphic.
*/
static void
show_upper_chars(int base, int pagesize, int repeat, attr_t attr, short pair)
{
unsigned code;
unsigned first = (unsigned) base;
unsigned last = first + (unsigned) pagesize - 2;
bool C1 = (first == 128);
int reply;
erase();
attron(A_BOLD);
MvPrintw(0, 20, "Display of %s Character Codes %d to %d",
C1 ? "C1" : "GR", first, last);
attroff(A_BOLD);
refresh();
for (code = first; code <= last; code++) {
int count = repeat;
int row = 2 + ((int) (code - first) % (pagesize / 2));
int col = ((int) (code - first) / (pagesize / 2)) * COLS / 2;
char tmp[80];
sprintf(tmp, "%3u (0x%x)", code, code);
MvPrintw(row, col, "%*s: ", COLS / 4, tmp);
do {
if (C1)
nodelay(stdscr, TRUE);
echochar(colored_chtype(code, attr, pair));
if (C1) {
/* (yes, this _is_ crude) */
while ((reply = Getchar()) != ERR) {
addch(UChar(reply));
napms(10);
}
nodelay(stdscr, FALSE);
}
} while (--count > 0);
}
}
#define PC_COLS 4
static void
show_pc_chars(int repeat, attr_t attr, short pair)
{
unsigned code;
erase();
attron(A_BOLD);
MvPrintw(0, 20, "Display of PC Character Codes");
attroff(A_BOLD);
refresh();
for (code = 0; code < 16; ++code) {
MvPrintw(2, (int) code * PC_COLS + 8, "%X", code);
}
for (code = 0; code < 256; code++) {
int count = repeat;
int row = 3 + (int) (code / 16) + (code >= 128);
int col = 8 + (int) (code % 16) * PC_COLS;
if ((code % 16) == 0)
MvPrintw(row, 0, "0x%02x:", code);
move(row, col);
do {
switch (code) {
case '\n':
case '\r':
case '\b':
case '\f':
case '\033':
case 0x9b:
/*
* Skip the ones that do not work.
*/
break;
default:
addch(colored_chtype(code, A_ALTCHARSET | attr, pair));
break;
}
} while (--count > 0);
}
}
static void
show_box_chars(int repeat, attr_t attr, short pair)
{
(void) repeat;
attr |= (attr_t) COLOR_PAIR(pair);
erase();
attron(A_BOLD);
MvAddStr(0, 20, "Display of the ACS Line-Drawing Set");
attroff(A_BOLD);
refresh();
/* *INDENT-OFF* */
wborder(stdscr,
colored_chtype(ACS_VLINE, attr, pair),
colored_chtype(ACS_VLINE, attr, pair),
colored_chtype(ACS_HLINE, attr, pair),
colored_chtype(ACS_HLINE, attr, pair),
colored_chtype(ACS_ULCORNER, attr, pair),
colored_chtype(ACS_URCORNER, attr, pair),
colored_chtype(ACS_LLCORNER, attr, pair),
colored_chtype(ACS_LRCORNER, attr, pair));
MvHLine(LINES / 2, 0, colored_chtype(ACS_HLINE, attr, pair), COLS);
MvVLine(0, COLS / 2, colored_chtype(ACS_VLINE, attr, pair), LINES);
MvAddCh(0, COLS / 2, colored_chtype(ACS_TTEE, attr, pair));
MvAddCh(LINES / 2, COLS / 2, colored_chtype(ACS_PLUS, attr, pair));
MvAddCh(LINES - 1, COLS / 2, colored_chtype(ACS_BTEE, attr, pair));
MvAddCh(LINES / 2, 0, colored_chtype(ACS_LTEE, attr, pair));
MvAddCh(LINES / 2, COLS - 1, colored_chtype(ACS_RTEE, attr, pair));
/* *INDENT-ON* */
}
static int
show_1_acs(int n, int repeat, const char *name, chtype code)
{
const int height = 16;
int row = 2 + (n % height);
int col = (n / height) * COLS / 2;
MvPrintw(row, col, "%*s : ", COLS / 4, name);
do {
addch(code);
} while (--repeat > 0);
return n + 1;
}
static void
show_acs_chars(int repeat, attr_t attr, short pair)
/* display the ACS character set */
{
int n;
#define BOTH(name) #name, colored_chtype(name, attr, (chtype) pair)
erase();
attron(A_BOLD);
MvAddStr(0, 20, "Display of the ACS Character Set");
attroff(A_BOLD);
refresh();
n = show_1_acs(0, repeat, BOTH(ACS_ULCORNER));
n = show_1_acs(n, repeat, BOTH(ACS_URCORNER));
n = show_1_acs(n, repeat, BOTH(ACS_LLCORNER));
n = show_1_acs(n, repeat, BOTH(ACS_LRCORNER));
n = show_1_acs(n, repeat, BOTH(ACS_LTEE));
n = show_1_acs(n, repeat, BOTH(ACS_RTEE));
n = show_1_acs(n, repeat, BOTH(ACS_TTEE));
n = show_1_acs(n, repeat, BOTH(ACS_BTEE));
n = show_1_acs(n, repeat, BOTH(ACS_HLINE));
n = show_1_acs(n, repeat, BOTH(ACS_VLINE));
/*
* HPUX's ACS definitions are broken here. Just give up.
*/
#if !(defined(__hpux) && !defined(NCURSES_VERSION))
n = show_1_acs(n, repeat, BOTH(ACS_LARROW));
n = show_1_acs(n, repeat, BOTH(ACS_RARROW));
n = show_1_acs(n, repeat, BOTH(ACS_UARROW));
n = show_1_acs(n, repeat, BOTH(ACS_DARROW));
n = show_1_acs(n, repeat, BOTH(ACS_BLOCK));
n = show_1_acs(n, repeat, BOTH(ACS_BOARD));
n = show_1_acs(n, repeat, BOTH(ACS_LANTERN));
n = show_1_acs(n, repeat, BOTH(ACS_BULLET));
n = show_1_acs(n, repeat, BOTH(ACS_CKBOARD));
n = show_1_acs(n, repeat, BOTH(ACS_DEGREE));
n = show_1_acs(n, repeat, BOTH(ACS_DIAMOND));
n = show_1_acs(n, repeat, BOTH(ACS_PLMINUS));
n = show_1_acs(n, repeat, BOTH(ACS_PLUS));
n = show_1_acs(n, repeat, BOTH(ACS_GEQUAL));
n = show_1_acs(n, repeat, BOTH(ACS_NEQUAL));
n = show_1_acs(n, repeat, BOTH(ACS_LEQUAL));
n = show_1_acs(n, repeat, BOTH(ACS_STERLING));
n = show_1_acs(n, repeat, BOTH(ACS_PI));
n = show_1_acs(n, repeat, BOTH(ACS_S1));
n = show_1_acs(n, repeat, BOTH(ACS_S3));
n = show_1_acs(n, repeat, BOTH(ACS_S7));
(void) show_1_acs(n, repeat, BOTH(ACS_S9));
#endif
}
static void
acs_display(void)
{
int c = 'a';
int pagesize = 32;
char *term = getenv("TERM");
const char *pch_kludge = ((term != 0 && strstr(term, "linux"))
? "p=PC, "
: "");
chtype attr = A_NORMAL;
int digit = 0;
int repeat = 1;
int fg = COLOR_BLACK;
int bg = COLOR_BLACK;
unsigned at_code = 0;
short pair = 0;
void (*last_show_acs) (int, attr_t, short) = 0;
do {
switch (c) {
case CTRL('L'):
Repaint();
break;
case 'a':
ToggleAcs(last_show_acs, show_acs_chars);
break;
case 'p':
if (*pch_kludge)
ToggleAcs(last_show_acs, show_pc_chars);
else
beep();
break;
case 'w':
if (pagesize == 32) {
pagesize = 256;
} else {
pagesize = 32;
}
break;
case 'x':
ToggleAcs(last_show_acs, show_box_chars);
break;
case '0':
case '1':
case '2':
case '3':
digit = (c - '0');
last_show_acs = 0;
break;
case '-':
if (digit > 0) {
--digit;
last_show_acs = 0;
} else {
beep();
}
break;
case '+':
if (digit < 3) {
++digit;
last_show_acs = 0;
} else {
beep();
}
break;
case '>':
if (repeat < (COLS / 4))
++repeat;
break;
case '<':
if (repeat > 1)
--repeat;
break;
default:
if (cycle_attr(c, &at_code, &attr)
|| cycle_colors(c, &fg, &bg, &pair)) {
break;
} else {
beep();
}
break;
}
if (pagesize != 32) {
show_256_chars(repeat, attr, pair);
} else if (last_show_acs != 0) {
last_show_acs(repeat, attr, pair);
} else {
show_upper_chars(digit * pagesize + 128, pagesize, repeat, attr, pair);
}
MvPrintw(LINES - 3, 0,
"Note: ANSI terminals may not display C1 characters.");
MvPrintw(LINES - 2, 0,
"Select: a=ACS, w=all x=box, %s0=C1, 1-3,+/- non-ASCII, </> repeat, ESC=quit",
pch_kludge);
if (use_colors) {
MvPrintw(LINES - 1, 0,
"v/V, f/F, b/B cycle through video attributes (%s) and color %d/%d.",
attrs_to_cycle[at_code].name,
fg, bg);
} else {
MvPrintw(LINES - 1, 0,
"v/V cycles through video attributes (%s).",
attrs_to_cycle[at_code].name);
}
refresh();
} while (!isQuit(c = Getchar()));
Pause();
erase();
endwin();
}
#if USE_WIDEC_SUPPORT
static cchar_t *
merge_wide_attr(cchar_t *dst, const cchar_t *src, attr_t attr, short pair)
{
int count;
*dst = *src;
do {
TEST_CCHAR(src, count, {
attr |= (test_attrs & A_ALTCHARSET);
setcchar(dst, test_wch, attr, pair, NULL);
}
, {
;
});
} while (0);
return dst;
}
/*
* Header/legend take up no more than 8 lines, leaving 16 lines on a 24-line
* display. If there are no repeats, we could normally display 16 lines of 64
* characters (1024 total). However, taking repeats and double-width cells
* into account, use 256 characters for the page.
*/
static void
show_paged_widechars(int base,
int pagesize,
int repeat,
int space,
attr_t attr,
short pair)
{
int first = base * pagesize;
int last = first + pagesize - 1;
int per_line = 16;
cchar_t temp;
wchar_t code;
wchar_t codes[10];
erase();
attron(A_BOLD);
MvPrintw(0, 20, "Display of Character Codes %#x to %#x", first, last);
attroff(A_BOLD);
for (code = first; (int) code <= last; code++) {
int row = (2 + ((int) code - first) / per_line);
int col = 5 * ((int) code % per_line);
int count;
memset(&codes, 0, sizeof(codes));
codes[0] = code;
setcchar(&temp, codes, attr, pair, 0);
move(row, col);
if (wcwidth(code) == 0 && code != 0) {
addch((chtype) space |
(A_REVERSE ^ attr) |
(attr_t) COLOR_PAIR(pair));
}
add_wch(&temp);
for (count = 1; count < repeat; ++count) {
add_wch(&temp);
}
}
}
static void
show_upper_widechars(int first, int repeat, int space, attr_t attr, short pair)
{
cchar_t temp;
wchar_t code;
int last = first + 31;
erase();
attron(A_BOLD);
MvPrintw(0, 20, "Display of Character Codes %d to %d", first, last);
attroff(A_BOLD);
for (code = first; (int) code <= last; code++) {
int row = 2 + ((code - first) % 16);
int col = ((code - first) / 16) * COLS / 2;
wchar_t codes[10];
char tmp[80];
int count = repeat;
int y, x;
sprintf(tmp, "%3ld (0x%lx)", (long) code, (long) code);
MvPrintw(row, col, "%*s: ", COLS / 4, tmp);
memset(&codes, 0, sizeof(codes));
codes[0] = code;
setcchar(&temp, codes, attr, pair, 0);
do {
/*
* Give non-spacing characters something to combine with. If we
* don't, they'll bunch up in a heap on the space after the ":".
* Mark them with reverse-video to make them simpler to find on
* the display.
*/
if (wcwidth(code) == 0) {
addch((chtype) space |
(A_REVERSE ^ attr) |
(attr_t) COLOR_PAIR(pair));
}
/*
* This uses echo_wchar(), for comparison with the normal 'f'
* test (and to make a test-case for echo_wchar()). The screen
* may flicker because the erase() at the top of the function
* is met by the builtin refresh() in echo_wchar().
*/
echo_wchar(&temp);
/*
* The repeat-count may make text wrap - avoid that.
*/
getyx(stdscr, y, x);
(void) y;
if (x >= col + (COLS / 2) - 2)
break;
} while (--count > 0);
}
}
static int
show_1_wacs(int n, int repeat, const char *name, const cchar_t *code)
{
const int height = 16;
int row = 2 + (n % height);
int col = (n / height) * COLS / 2;
MvPrintw(row, col, "%*s : ", COLS / 4, name);
while (--repeat >= 0) {
add_wch(code);
}
return n + 1;
}
#define MERGE_ATTR(wch) merge_wide_attr(&temp, wch, attr, pair)
static void
show_wacs_chars(int repeat, attr_t attr, short pair)
/* display the wide-ACS character set */
{
cchar_t temp;
int n;
/*#define BOTH2(name) #name, &(name) */
#define BOTH2(name) #name, MERGE_ATTR(name)
erase();
attron(A_BOLD);
MvAddStr(0, 20, "Display of the Wide-ACS Character Set");
attroff(A_BOLD);
refresh();
n = show_1_wacs(0, repeat, BOTH2(WACS_ULCORNER));
n = show_1_wacs(n, repeat, BOTH2(WACS_URCORNER));
n = show_1_wacs(n, repeat, BOTH2(WACS_LLCORNER));
n = show_1_wacs(n, repeat, BOTH2(WACS_LRCORNER));
n = show_1_wacs(n, repeat, BOTH2(WACS_LTEE));
n = show_1_wacs(n, repeat, BOTH2(WACS_RTEE));
n = show_1_wacs(n, repeat, BOTH2(WACS_TTEE));
n = show_1_wacs(n, repeat, BOTH2(WACS_BTEE));
n = show_1_wacs(n, repeat, BOTH2(WACS_HLINE));
n = show_1_wacs(n, repeat, BOTH2(WACS_VLINE));
n = show_1_wacs(n, repeat, BOTH2(WACS_LARROW));
n = show_1_wacs(n, repeat, BOTH2(WACS_RARROW));
n = show_1_wacs(n, repeat, BOTH2(WACS_UARROW));
n = show_1_wacs(n, repeat, BOTH2(WACS_DARROW));
n = show_1_wacs(n, repeat, BOTH2(WACS_BLOCK));
n = show_1_wacs(n, repeat, BOTH2(WACS_BOARD));
n = show_1_wacs(n, repeat, BOTH2(WACS_LANTERN));
n = show_1_wacs(n, repeat, BOTH2(WACS_BULLET));
n = show_1_wacs(n, repeat, BOTH2(WACS_CKBOARD));
n = show_1_wacs(n, repeat, BOTH2(WACS_DEGREE));
n = show_1_wacs(n, repeat, BOTH2(WACS_DIAMOND));
n = show_1_wacs(n, repeat, BOTH2(WACS_PLMINUS));
n = show_1_wacs(n, repeat, BOTH2(WACS_PLUS));
#ifdef CURSES_WACS_ARRAY
n = show_1_wacs(n, repeat, BOTH2(WACS_GEQUAL));
n = show_1_wacs(n, repeat, BOTH2(WACS_NEQUAL));
n = show_1_wacs(n, repeat, BOTH2(WACS_LEQUAL));
n = show_1_wacs(n, repeat, BOTH2(WACS_STERLING));
n = show_1_wacs(n, repeat, BOTH2(WACS_PI));
n = show_1_wacs(n, repeat, BOTH2(WACS_S1));
n = show_1_wacs(n, repeat, BOTH2(WACS_S3));
n = show_1_wacs(n, repeat, BOTH2(WACS_S7));
(void) show_1_wacs(n, repeat, BOTH2(WACS_S9));
#endif
}
#ifdef WACS_D_PLUS
static void
show_wacs_chars_double(int repeat, attr_t attr, short pair)
/* display the wide-ACS character set */
{
cchar_t temp;
int n;
/*#define BOTH2(name) #name, &(name) */
#define BOTH2(name) #name, MERGE_ATTR(name)
erase();
attron(A_BOLD);
MvAddStr(0, 20, "Display of the Wide-ACS Character Set");
attroff(A_BOLD);
refresh();
n = show_1_wacs(0, repeat, BOTH2(WACS_D_ULCORNER));
n = show_1_wacs(n, repeat, BOTH2(WACS_D_URCORNER));
n = show_1_wacs(n, repeat, BOTH2(WACS_D_LLCORNER));
n = show_1_wacs(n, repeat, BOTH2(WACS_D_LRCORNER));
n = show_1_wacs(n, repeat, BOTH2(WACS_D_LTEE));
n = show_1_wacs(n, repeat, BOTH2(WACS_D_RTEE));
n = show_1_wacs(n, repeat, BOTH2(WACS_D_TTEE));
n = show_1_wacs(n, repeat, BOTH2(WACS_D_BTEE));
n = show_1_wacs(n, repeat, BOTH2(WACS_D_HLINE));
n = show_1_wacs(n, repeat, BOTH2(WACS_D_VLINE));
n = show_1_wacs(n, repeat, BOTH2(WACS_LARROW));
n = show_1_wacs(n, repeat, BOTH2(WACS_RARROW));
n = show_1_wacs(n, repeat, BOTH2(WACS_UARROW));
n = show_1_wacs(n, repeat, BOTH2(WACS_DARROW));
n = show_1_wacs(n, repeat, BOTH2(WACS_BLOCK));
n = show_1_wacs(n, repeat, BOTH2(WACS_BOARD));
n = show_1_wacs(n, repeat, BOTH2(WACS_LANTERN));
n = show_1_wacs(n, repeat, BOTH2(WACS_BULLET));
n = show_1_wacs(n, repeat, BOTH2(WACS_CKBOARD));
n = show_1_wacs(n, repeat, BOTH2(WACS_DEGREE));
n = show_1_wacs(n, repeat, BOTH2(WACS_DIAMOND));
n = show_1_wacs(n, repeat, BOTH2(WACS_PLMINUS));
n = show_1_wacs(n, repeat, BOTH2(WACS_PLUS));
#ifdef CURSES_WACS_ARRAY
n = show_1_wacs(n, repeat, BOTH2(WACS_GEQUAL));
n = show_1_wacs(n, repeat, BOTH2(WACS_NEQUAL));
n = show_1_wacs(n, repeat, BOTH2(WACS_LEQUAL));
n = show_1_wacs(n, repeat, BOTH2(WACS_STERLING));
n = show_1_wacs(n, repeat, BOTH2(WACS_PI));
n = show_1_wacs(n, repeat, BOTH2(WACS_S1));
n = show_1_wacs(n, repeat, BOTH2(WACS_S3));
n = show_1_wacs(n, repeat, BOTH2(WACS_S7));
(void) show_1_wacs(n, repeat, BOTH2(WACS_S9));
#endif
}
#endif
#ifdef WACS_T_PLUS
static void
show_wacs_chars_thick(int repeat, attr_t attr, short pair)
/* display the wide-ACS character set */
{
cchar_t temp;
int n;
/*#define BOTH2(name) #name, &(name) */
#define BOTH2(name) #name, MERGE_ATTR(name)
erase();
attron(A_BOLD);
MvAddStr(0, 20, "Display of the Wide-ACS Character Set");
attroff(A_BOLD);
refresh();
n = show_1_wacs(0, repeat, BOTH2(WACS_T_ULCORNER));
n = show_1_wacs(n, repeat, BOTH2(WACS_T_URCORNER));
n = show_1_wacs(n, repeat, BOTH2(WACS_T_LLCORNER));
n = show_1_wacs(n, repeat, BOTH2(WACS_T_LRCORNER));
n = show_1_wacs(n, repeat, BOTH2(WACS_T_LTEE));
n = show_1_wacs(n, repeat, BOTH2(WACS_T_RTEE));
n = show_1_wacs(n, repeat, BOTH2(WACS_T_TTEE));
n = show_1_wacs(n, repeat, BOTH2(WACS_T_BTEE));
n = show_1_wacs(n, repeat, BOTH2(WACS_T_HLINE));
n = show_1_wacs(n, repeat, BOTH2(WACS_T_VLINE));
n = show_1_wacs(n, repeat, BOTH2(WACS_LARROW));
n = show_1_wacs(n, repeat, BOTH2(WACS_RARROW));
n = show_1_wacs(n, repeat, BOTH2(WACS_UARROW));
n = show_1_wacs(n, repeat, BOTH2(WACS_DARROW));
n = show_1_wacs(n, repeat, BOTH2(WACS_BLOCK));
n = show_1_wacs(n, repeat, BOTH2(WACS_BOARD));
n = show_1_wacs(n, repeat, BOTH2(WACS_LANTERN));
n = show_1_wacs(n, repeat, BOTH2(WACS_BULLET));
n = show_1_wacs(n, repeat, BOTH2(WACS_CKBOARD));
n = show_1_wacs(n, repeat, BOTH2(WACS_DEGREE));
n = show_1_wacs(n, repeat, BOTH2(WACS_DIAMOND));
n = show_1_wacs(n, repeat, BOTH2(WACS_PLMINUS));
n = show_1_wacs(n, repeat, BOTH2(WACS_PLUS));
#ifdef CURSES_WACS_ARRAY
n = show_1_wacs(n, repeat, BOTH2(WACS_GEQUAL));
n = show_1_wacs(n, repeat, BOTH2(WACS_NEQUAL));
n = show_1_wacs(n, repeat, BOTH2(WACS_LEQUAL));
n = show_1_wacs(n, repeat, BOTH2(WACS_STERLING));
n = show_1_wacs(n, repeat, BOTH2(WACS_PI));
n = show_1_wacs(n, repeat, BOTH2(WACS_S1));
n = show_1_wacs(n, repeat, BOTH2(WACS_S3));
n = show_1_wacs(n, repeat, BOTH2(WACS_S7));
(void) show_1_wacs(n, repeat, BOTH2(WACS_S9));
#endif
}
#endif
#undef MERGE_ATTR
#define MERGE_ATTR(n,wch) merge_wide_attr(&temp[n], wch, attr, pair)
static void
show_wbox_chars(int repeat, attr_t attr, short pair)
{
cchar_t temp[8];
(void) repeat;
erase();
attron(A_BOLD);
MvAddStr(0, 20, "Display of the Wide-ACS Line-Drawing Set");
attroff(A_BOLD);
refresh();
wborder_set(stdscr,
MERGE_ATTR(0, WACS_VLINE),
MERGE_ATTR(1, WACS_VLINE),
MERGE_ATTR(2, WACS_HLINE),
MERGE_ATTR(3, WACS_HLINE),
MERGE_ATTR(4, WACS_ULCORNER),
MERGE_ATTR(5, WACS_URCORNER),
MERGE_ATTR(6, WACS_LLCORNER),
MERGE_ATTR(7, WACS_LRCORNER));
/* *INDENT-OFF* */
(void) mvhline_set(LINES / 2, 0, MERGE_ATTR(0, WACS_HLINE), COLS);
(void) mvvline_set(0, COLS / 2, MERGE_ATTR(0, WACS_VLINE), LINES);
(void) mvadd_wch(0, COLS / 2, MERGE_ATTR(0, WACS_TTEE));
(void) mvadd_wch(LINES / 2, COLS / 2, MERGE_ATTR(0, WACS_PLUS));
(void) mvadd_wch(LINES - 1, COLS / 2, MERGE_ATTR(0, WACS_BTEE));
(void) mvadd_wch(LINES / 2, 0, MERGE_ATTR(0, WACS_LTEE));
(void) mvadd_wch(LINES / 2, COLS - 1, MERGE_ATTR(0, WACS_RTEE));
/* *INDENT-ON* */
}
#undef MERGE_ATTR
static int
show_2_wacs(int n, const char *name, const char *code, attr_t attr, short pair)
{
const int height = 16;
int row = 2 + (n % height);
int col = (n / height) * COLS / 2;
char temp[80];
MvPrintw(row, col, "%*s : ", COLS / 4, name);
(void) attr_set(attr, pair, 0);
addstr(strncpy(temp, code, 20));
(void) attr_set(A_NORMAL, 0, 0);
return n + 1;
}
#define SHOW_UTF8(n, name, code) show_2_wacs(n, name, code, attr, pair)
static void
show_utf8_chars(int repeat, attr_t attr, short pair)
{
int n;
(void) repeat;
erase();
attron(A_BOLD);
MvAddStr(0, 20, "Display of the Wide-ACS Character Set");
attroff(A_BOLD);
refresh();
/* *INDENT-OFF* */
n = SHOW_UTF8(0, "WACS_ULCORNER", "\342\224\214");
n = SHOW_UTF8(n, "WACS_URCORNER", "\342\224\220");
n = SHOW_UTF8(n, "WACS_LLCORNER", "\342\224\224");
n = SHOW_UTF8(n, "WACS_LRCORNER", "\342\224\230");
n = SHOW_UTF8(n, "WACS_LTEE", "\342\224\234");
n = SHOW_UTF8(n, "WACS_RTEE", "\342\224\244");
n = SHOW_UTF8(n, "WACS_TTEE", "\342\224\254");
n = SHOW_UTF8(n, "WACS_BTEE", "\342\224\264");
n = SHOW_UTF8(n, "WACS_HLINE", "\342\224\200");
n = SHOW_UTF8(n, "WACS_VLINE", "\342\224\202");
n = SHOW_UTF8(n, "WACS_LARROW", "\342\206\220");
n = SHOW_UTF8(n, "WACS_RARROW", "\342\206\222");
n = SHOW_UTF8(n, "WACS_UARROW", "\342\206\221");
n = SHOW_UTF8(n, "WACS_DARROW", "\342\206\223");
n = SHOW_UTF8(n, "WACS_BLOCK", "\342\226\256");
n = SHOW_UTF8(n, "WACS_BOARD", "\342\226\222");
n = SHOW_UTF8(n, "WACS_LANTERN", "\342\230\203");
n = SHOW_UTF8(n, "WACS_BULLET", "\302\267");
n = SHOW_UTF8(n, "WACS_CKBOARD", "\342\226\222");
n = SHOW_UTF8(n, "WACS_DEGREE", "\302\260");
n = SHOW_UTF8(n, "WACS_DIAMOND", "\342\227\206");
n = SHOW_UTF8(n, "WACS_PLMINUS", "\302\261");
n = SHOW_UTF8(n, "WACS_PLUS", "\342\224\274");
n = SHOW_UTF8(n, "WACS_GEQUAL", "\342\211\245");
n = SHOW_UTF8(n, "WACS_NEQUAL", "\342\211\240");
n = SHOW_UTF8(n, "WACS_LEQUAL", "\342\211\244");
n = SHOW_UTF8(n, "WACS_STERLING", "\302\243");
n = SHOW_UTF8(n, "WACS_PI", "\317\200");
n = SHOW_UTF8(n, "WACS_S1", "\342\216\272");
n = SHOW_UTF8(n, "WACS_S3", "\342\216\273");
n = SHOW_UTF8(n, "WACS_S7", "\342\216\274");
(void) SHOW_UTF8(n, "WACS_S9", "\342\216\275");
/* *INDENT-ON* */
}
/* display the wide-ACS character set */
static void
wide_acs_display(void)
{
int c = 'a';
int digit = 0;
int repeat = 1;
int space = ' ';
int pagesize = 32;
chtype attr = A_NORMAL;
int fg = COLOR_BLACK;
int bg = COLOR_BLACK;
unsigned at_code = 0;
short pair = 0;
void (*last_show_wacs) (int, attr_t, short) = 0;
do {
switch (c) {
case CTRL('L'):
Repaint();
break;
case 'a':
ToggleAcs(last_show_wacs, show_wacs_chars);
break;
#ifdef WACS_D_PLUS
case 'd':
ToggleAcs(last_show_wacs, show_wacs_chars_double);
break;
#endif
#ifdef WACS_T_PLUS
case 't':
ToggleAcs(last_show_wacs, show_wacs_chars_thick);
break;
#endif
case 'w':
if (pagesize == 32) {
pagesize = 256;
} else {
pagesize = 32;
}
break;
case 'x':
ToggleAcs(last_show_wacs, show_wbox_chars);
break;
case 'u':
ToggleAcs(last_show_wacs, show_utf8_chars);
break;
default:
if (c < 256 && isdigit(c)) {
digit = (c - '0');
last_show_wacs = 0;
} else if (c == '+') {
++digit;
last_show_wacs = 0;
} else if (c == '-' && digit > 0) {
--digit;
last_show_wacs = 0;
} else if (c == '>' && repeat < (COLS / 4)) {
++repeat;
} else if (c == '<' && repeat > 1) {
--repeat;
} else if (c == '_') {
space = (space == ' ') ? '_' : ' ';
last_show_wacs = 0;
} else if (cycle_attr(c, &at_code, &attr)
|| cycle_colors(c, &fg, &bg, &pair)) {
if (last_show_wacs != 0)
break;
} else {
beep();
break;
}
break;
}
if (pagesize != 32) {
show_paged_widechars(digit, pagesize, repeat, space, attr, pair);
} else if (last_show_wacs != 0) {
last_show_wacs(repeat, attr, pair);
} else {
show_upper_widechars(digit * 32 + 128, repeat, space, attr, pair);
}
MvPrintw(LINES - 4, 0,
"Select: a/d/t WACS, w=all x=box, u UTF-8, ^L repaint");
MvPrintw(LINES - 3, 2,
"0-9,+/- non-ASCII, </> repeat, _ space, ESC=quit");
if (use_colors) {
MvPrintw(LINES - 2, 2,
"v/V, f/F, b/B cycle through video attributes (%s) and color %d/%d.",
attrs_to_cycle[at_code].name,
fg, bg);
} else {
MvPrintw(LINES - 2, 2,
"v/V cycles through video attributes (%s).",
attrs_to_cycle[at_code].name);
}
refresh();
} while (!isQuit(c = Getchar()));
Pause();
erase();
endwin();
}
#endif
/*
* Graphic-rendition test (adapted from vttest)
*/
static void
test_sgr_attributes(void)
{
int pass;
for (pass = 0; pass < 2; pass++) {
chtype normal = ((pass == 0 ? A_NORMAL : A_REVERSE)) | BLANK;
/* Use non-default colors if possible to exercise bce a little */
if (use_colors) {
init_pair(1, COLOR_WHITE, COLOR_BLUE);
normal |= (chtype) COLOR_PAIR(1);
}
bkgdset(normal);
erase();
MvPrintw(1, 20, "Graphic rendition test pattern:");
MvPrintw(4, 1, "vanilla");
#define set_sgr(mask) bkgdset((normal^(mask)));
set_sgr(A_BOLD);
MvPrintw(4, 40, "bold");
set_sgr(A_UNDERLINE);
MvPrintw(6, 6, "underline");
set_sgr(A_BOLD | A_UNDERLINE);
MvPrintw(6, 45, "bold underline");
set_sgr(A_BLINK);
MvPrintw(8, 1, "blink");
set_sgr(A_BLINK | A_BOLD);
MvPrintw(8, 40, "bold blink");
set_sgr(A_UNDERLINE | A_BLINK);
MvPrintw(10, 6, "underline blink");
set_sgr(A_BOLD | A_UNDERLINE | A_BLINK);
MvPrintw(10, 45, "bold underline blink");
set_sgr(A_REVERSE);
MvPrintw(12, 1, "negative");
set_sgr(A_BOLD | A_REVERSE);
MvPrintw(12, 40, "bold negative");
set_sgr(A_UNDERLINE | A_REVERSE);
MvPrintw(14, 6, "underline negative");
set_sgr(A_BOLD | A_UNDERLINE | A_REVERSE);
MvPrintw(14, 45, "bold underline negative");
set_sgr(A_BLINK | A_REVERSE);
MvPrintw(16, 1, "blink negative");
set_sgr(A_BOLD | A_BLINK | A_REVERSE);
MvPrintw(16, 40, "bold blink negative");
set_sgr(A_UNDERLINE | A_BLINK | A_REVERSE);
MvPrintw(18, 6, "underline blink negative");
set_sgr(A_BOLD | A_UNDERLINE | A_BLINK | A_REVERSE);
MvPrintw(18, 45, "bold underline blink negative");
bkgdset(normal);
MvPrintw(LINES - 2, 1, "%s background. ", pass == 0 ? "Dark" :
"Light");
clrtoeol();
Pause();
}
bkgdset(A_NORMAL | BLANK);
erase();
endwin();
}
/****************************************************************************
*
* Windows and scrolling tester.
*
****************************************************************************/
#define BOTLINES 4 /* number of line stolen from screen bottom */
typedef struct {
int y, x;
} pair;
#define FRAME struct frame
FRAME
{
FRAME *next, *last;
bool do_scroll;
bool do_keypad;
WINDOW *wind;
};
#if defined(NCURSES_VERSION)
#if (NCURSES_VERSION_PATCH < 20070331) && NCURSES_EXT_FUNCS
#define is_keypad(win) (win)->_use_keypad
#define is_scrollok(win) (win)->_scroll
#elif !defined(is_keypad)
#define is_keypad(win) FALSE
#define is_scrollok(win) FALSE
#endif
#else
#define is_keypad(win) FALSE
#define is_scrollok(win) FALSE
#endif
static WINDOW *
frame_win(FRAME * curp)
{
return (curp != 0) ? curp->wind : stdscr;
}
/* We need to know if these flags are actually set, so don't look in FRAME.
* These names are known to work with SVr4 curses as well as ncurses. The
* _use_keypad name does not work with Solaris 8.
*/
static bool
HaveKeypad(FRAME * curp)
{
WINDOW *win = frame_win(curp);
(void) win;
return is_keypad(win);
}
static bool
HaveScroll(FRAME * curp)
{
WINDOW *win = frame_win(curp);
(void) win;
return is_scrollok(win);
}
static void
newwin_legend(FRAME * curp)
{
static const struct {
const char *msg;
int code;
} legend[] = {
{
"^C = create window", 0
},
{
"^N = next window", 0
},
{
"^P = previous window", 0
},
{
"^F = scroll forward", 0
},
{
"^B = scroll backward", 0
},
{
"^K = keypad(%s)", 1
},
{
"^S = scrollok(%s)", 2
},
{
"^W = save window to file", 0
},
{
"^R = restore window", 0
},
#if HAVE_WRESIZE
{
"^X = resize", 0
},
#endif
{
"^Q%s = exit", 3
}
};
size_t n;
int x;
bool do_keypad = HaveKeypad(curp);
bool do_scroll = HaveScroll(curp);
char buf[BUFSIZ];
move(LINES - 4, 0);
for (n = 0; n < SIZEOF(legend); n++) {
switch (legend[n].code) {
default:
strcpy(buf, legend[n].msg);
break;
case 1:
sprintf(buf, legend[n].msg, do_keypad ? "yes" : "no");
break;
case 2:
sprintf(buf, legend[n].msg, do_scroll ? "yes" : "no");
break;
case 3:
sprintf(buf, legend[n].msg, do_keypad ? "/ESC" : "");
break;
}
x = getcurx(stdscr);
addstr((COLS < (x + 3 + (int) strlen(buf))) ? "\n" : (n ? ", " : ""));
addstr(buf);
}
clrtoeol();
}
static void
transient(FRAME * curp, NCURSES_CONST char *msg)
{
newwin_legend(curp);
if (msg) {
MvAddStr(LINES - 1, 0, msg);
refresh();
napms(1000);
}
move(LINES - 1, 0);
printw("%s characters are echoed, window should %sscroll.",
HaveKeypad(curp) ? "Non-arrow" : "All other",
HaveScroll(curp) ? "" : "not ");
clrtoeol();
}
static void
newwin_report(FRAME * curp)
/* report on the cursor's current position, then restore it */
{
WINDOW *win = frame_win(curp);
int y, x;
if (win != stdscr)
transient(curp, (char *) 0);
getyx(win, y, x);
move(LINES - 1, COLS - 17);
printw("Y = %2d X = %2d", y, x);
if (win != stdscr)
refresh();
else
wmove(win, y, x);
}
static pair *
selectcell(int uli, int ulj, int lri, int lrj)
/* arrows keys move cursor, return location at current on non-arrow key */
{
static pair res; /* result cell */
int si = lri - uli + 1; /* depth of the select area */
int sj = lrj - ulj + 1; /* width of the select area */
int i = 0, j = 0; /* offsets into the select area */
res.y = uli;
res.x = ulj;
for (;;) {
move(uli + i, ulj + j);
newwin_report((FRAME *) 0);
switch (Getchar()) {
case KEY_UP:
i += si - 1;
break;
case KEY_DOWN:
i++;
break;
case KEY_LEFT:
j += sj - 1;
break;
case KEY_RIGHT:
j++;
break;
case case_QUIT:
return ((pair *) 0);
#ifdef NCURSES_MOUSE_VERSION
case KEY_MOUSE:
{
MEVENT event;
getmouse(&event);
if (event.y > uli && event.x > ulj) {
i = event.y - uli;
j = event.x - ulj;
} else {
beep();
break;
}
}
/* FALLTHRU */
#endif
default:
res.y = uli + i;
res.x = ulj + j;
return (&res);
}
i %= si;
j %= sj;
}
}
static void
outerbox(pair ul, pair lr, bool onoff)
/* draw or erase a box *outside* the given pair of corners */
{
MvAddCh(ul.y - 1, lr.x - 1, onoff ? ACS_ULCORNER : ' ');
MvAddCh(ul.y - 1, lr.x + 1, onoff ? ACS_URCORNER : ' ');
MvAddCh(lr.y + 1, lr.x + 1, onoff ? ACS_LRCORNER : ' ');
MvAddCh(lr.y + 1, ul.x - 1, onoff ? ACS_LLCORNER : ' ');
move(ul.y - 1, ul.x);
hline(onoff ? ACS_HLINE : ' ', lr.x - ul.x + 1);
move(ul.y, ul.x - 1);
vline(onoff ? ACS_VLINE : ' ', lr.y - ul.y + 1);
move(lr.y + 1, ul.x);
hline(onoff ? ACS_HLINE : ' ', lr.x - ul.x + 1);
move(ul.y, lr.x + 1);
vline(onoff ? ACS_VLINE : ' ', lr.y - ul.y + 1);
}
static WINDOW *
getwindow(void)
/* Ask user for a window definition */
{
WINDOW *rwindow;
pair ul, lr, *tmp;
move(0, 0);
clrtoeol();
addstr("Use arrows to move cursor, anything else to mark corner 1");
refresh();
if ((tmp = selectcell(2, 1, LINES - BOTLINES - 2, COLS - 2)) == (pair *) 0)
return ((WINDOW *) 0);
memcpy(&ul, tmp, sizeof(pair));
MvAddCh(ul.y - 1, ul.x - 1, ACS_ULCORNER);
move(0, 0);
clrtoeol();
addstr("Use arrows to move cursor, anything else to mark corner 2");
refresh();
if ((tmp = selectcell(ul.y, ul.x, LINES - BOTLINES - 2, COLS - 2)) ==
(pair *) 0)
return ((WINDOW *) 0);
memcpy(&lr, tmp, sizeof(pair));
rwindow = subwin(stdscr, lr.y - ul.y + 1, lr.x - ul.x + 1, ul.y, ul.x);
outerbox(ul, lr, TRUE);
refresh();
if (rwindow != 0)
wrefresh(rwindow);
move(0, 0);
clrtoeol();
return (rwindow);
}
static void
newwin_move(FRAME * curp, int dy, int dx)
{
WINDOW *win = frame_win(curp);
int cur_y, cur_x;
int max_y, max_x;
getyx(win, cur_y, cur_x);
getmaxyx(win, max_y, max_x);
if ((cur_x += dx) < 0)
cur_x = 0;
else if (cur_x >= max_x)
cur_x = max_x - 1;
if ((cur_y += dy) < 0)
cur_y = 0;
else if (cur_y >= max_y)
cur_y = max_y - 1;
wmove(win, cur_y, cur_x);
}
static FRAME *
delete_framed(FRAME * fp, bool showit)
{
FRAME *np = 0;
if (fp != 0) {
fp->last->next = fp->next;
fp->next->last = fp->last;
if (showit) {
werase(fp->wind);
wrefresh(fp->wind);
}
delwin(fp->wind);
np = (fp == fp->next) ? 0 : fp->next;
free(fp);
}
return np;
}
static void
acs_and_scroll(void)
/* Demonstrate windows */
{
int c;
FRAME *current = (FRAME *) 0, *neww;
WINDOW *usescr;
#if HAVE_PUTWIN && HAVE_GETWIN
FILE *fp;
#endif
#define DUMPFILE "screendump"
#ifdef NCURSES_MOUSE_VERSION
mousemask(BUTTON1_CLICKED, (mmask_t *) 0);
#endif
c = CTRL('C');
raw();
do {
transient((FRAME *) 0, (char *) 0);
switch (c) {
case CTRL('C'):
if ((neww = typeCalloc(FRAME, 1)) == 0) {
failed("acs_and_scroll");
goto breakout;
}
if ((neww->wind = getwindow()) == (WINDOW *) 0) {
failed("acs_and_scroll");
free(neww);
goto breakout;
}
if (current == 0) { /* First element, */
neww->next = neww; /* so point it at itself */
neww->last = neww;
} else {
neww->next = current->next;
neww->last = current;
neww->last->next = neww;
neww->next->last = neww;
}
current = neww;
/* SVr4 curses sets the keypad on all newly-created windows to
* false. Someone reported that PDCurses makes new windows inherit
* this flag. Remove the following 'keypad()' call to test this
*/
keypad(current->wind, TRUE);
current->do_keypad = HaveKeypad(current);
current->do_scroll = HaveScroll(current);
break;
case CTRL('N'): /* go to next window */
if (current)
current = current->next;
break;
case CTRL('P'): /* go to previous window */
if (current)
current = current->last;
break;
case CTRL('F'): /* scroll current window forward */
if (current)
wscrl(frame_win(current), 1);
break;
case CTRL('B'): /* scroll current window backwards */
if (current)
wscrl(frame_win(current), -1);
break;
case CTRL('K'): /* toggle keypad mode for current */
if (current) {
current->do_keypad = !current->do_keypad;
keypad(current->wind, current->do_keypad);
}
break;
case CTRL('S'):
if (current) {
current->do_scroll = !current->do_scroll;
scrollok(current->wind, current->do_scroll);
}
break;
#if HAVE_PUTWIN && HAVE_GETWIN
case CTRL('W'): /* save and delete window */
if ((current != 0) && (current == current->next)) {
transient(current, "Will not save/delete ONLY window");
break;
} else if ((fp = fopen(DUMPFILE, "w")) == (FILE *) 0) {
transient(current, "Can't open screen dump file");
} else {
(void) putwin(frame_win(current), fp);
(void) fclose(fp);
current = delete_framed(current, TRUE);
}
break;
case CTRL('R'): /* restore window */
if ((fp = fopen(DUMPFILE, "r")) == (FILE *) 0) {
transient(current, "Can't open screen dump file");
} else {
if ((neww = typeCalloc(FRAME, 1)) != 0) {
neww->next = current ? current->next : 0;
neww->last = current;
if (neww->last != 0)
neww->last->next = neww;
if (neww->next != 0)
neww->next->last = neww;
neww->wind = getwin(fp);
wrefresh(neww->wind);
} else {
failed("acs_and_scroll");
}
(void) fclose(fp);
}
break;
#endif
#if HAVE_WRESIZE
case CTRL('X'): /* resize window */
if (current) {
pair *tmp, ul, lr;
int i, mx, my;
move(0, 0);
clrtoeol();
addstr("Use arrows to move cursor, anything else to mark new corner");
refresh();
getbegyx(current->wind, ul.y, ul.x);
tmp = selectcell(ul.y, ul.x, LINES - BOTLINES - 2, COLS - 2);
if (tmp == (pair *) 0) {
beep();
break;
}
getmaxyx(current->wind, lr.y, lr.x);
lr.y += (ul.y - 1);
lr.x += (ul.x - 1);
outerbox(ul, lr, FALSE);
wnoutrefresh(stdscr);
/* strictly cosmetic hack for the test */
getmaxyx(current->wind, my, mx);
if (my > tmp->y - ul.y) {
getyx(current->wind, lr.y, lr.x);
wmove(current->wind, tmp->y - ul.y + 1, 0);
wclrtobot(current->wind);
wmove(current->wind, lr.y, lr.x);
}
if (mx > tmp->x - ul.x)
for (i = 0; i < my; i++) {
wmove(current->wind, i, tmp->x - ul.x + 1);
wclrtoeol(current->wind);
}
wnoutrefresh(current->wind);
memcpy(&lr, tmp, sizeof(pair));
(void) wresize(current->wind, lr.y - ul.y + 0, lr.x - ul.x + 0);
getbegyx(current->wind, ul.y, ul.x);
getmaxyx(current->wind, lr.y, lr.x);
lr.y += (ul.y - 1);
lr.x += (ul.x - 1);
outerbox(ul, lr, TRUE);
wnoutrefresh(stdscr);
wnoutrefresh(current->wind);
move(0, 0);
clrtoeol();
doupdate();
}
break;
#endif /* HAVE_WRESIZE */
case KEY_F(10): /* undocumented --- use this to test area clears */
selectcell(0, 0, LINES - 1, COLS - 1);
clrtobot();
refresh();
break;
case KEY_UP:
newwin_move(current, -1, 0);
break;
case KEY_DOWN:
newwin_move(current, 1, 0);
break;
case KEY_LEFT:
newwin_move(current, 0, -1);
break;
case KEY_RIGHT:
newwin_move(current, 0, 1);
break;
case KEY_BACKSPACE:
/* FALLTHROUGH */
case KEY_DC:
{
int y, x;
getyx(frame_win(current), y, x);
if (--x < 0) {
if (--y < 0)
break;
x = getmaxx(frame_win(current)) - 1;
}
(void) mvwdelch(frame_win(current), y, x);
}
break;
case '\r':
c = '\n';
/* FALLTHROUGH */
default:
if (current)
waddch(current->wind, (chtype) c);
else
beep();
break;
}
newwin_report(current);
usescr = frame_win(current);
wrefresh(usescr);
} while
(!isQuit(c = wGetchar(usescr))
&& (c != ERR));
breakout:
while (current != 0)
current = delete_framed(current, FALSE);
scrollok(stdscr, TRUE); /* reset to driver's default */
#ifdef NCURSES_MOUSE_VERSION
mousemask(0, (mmask_t *) 0);
#endif
noraw();
erase();
endwin();
}
/****************************************************************************
*
* Panels tester
*
****************************************************************************/
#if USE_LIBPANEL
static int nap_msec = 1;
static NCURSES_CONST char *mod[] =
{
"test ",
"TEST ",
"(**) ",
"*()* ",
"<--> ",
"LAST "
};
/*+-------------------------------------------------------------------------
wait_a_while(msec)
--------------------------------------------------------------------------*/
static void
wait_a_while(int msec GCC_UNUSED)
{
#if HAVE_NAPMS
if (nap_msec == 1)
wGetchar(stdscr);
else
napms(nap_msec);
#else
if (nap_msec == 1)
wGetchar(stdscr);
else if (msec > 1000)
sleep((unsigned) msec / 1000);
else
sleep(1);
#endif
} /* end of wait_a_while */
/*+-------------------------------------------------------------------------
saywhat(text)
--------------------------------------------------------------------------*/
static void
saywhat(NCURSES_CONST char *text)
{
wmove(stdscr, LINES - 1, 0);
wclrtoeol(stdscr);
if (text != 0 && *text != '\0') {
waddstr(stdscr, text);
waddstr(stdscr, "; ");
}
waddstr(stdscr, "press any key to continue");
} /* end of saywhat */
/*+-------------------------------------------------------------------------
mkpanel(rows,cols,tly,tlx) - alloc a win and panel and associate them
--------------------------------------------------------------------------*/
static PANEL *
mkpanel(short color, int rows, int cols, int tly, int tlx)
{
WINDOW *win;
PANEL *pan = 0;
if ((win = newwin(rows, cols, tly, tlx)) != 0) {
if ((pan = new_panel(win)) == 0) {
delwin(win);
} else if (use_colors) {
short fg = (short) ((color == COLOR_BLUE) ? COLOR_WHITE : COLOR_BLACK);
short bg = color;
init_pair(color, fg, bg);
wbkgdset(win, (attr_t) (COLOR_PAIR(color) | ' '));
} else {
wbkgdset(win, A_BOLD | ' ');
}
}
return pan;
} /* end of mkpanel */
/*+-------------------------------------------------------------------------
rmpanel(pan)
--------------------------------------------------------------------------*/
static void
rmpanel(PANEL * pan)
{
WINDOW *win = panel_window(pan);
del_panel(pan);
delwin(win);
} /* end of rmpanel */
/*+-------------------------------------------------------------------------
pflush()
--------------------------------------------------------------------------*/
static void
pflush(void)
{
update_panels();
doupdate();
} /* end of pflush */
/*+-------------------------------------------------------------------------
fill_panel(win)
--------------------------------------------------------------------------*/
static void
init_panel(void)
{
register int y, x;
for (y = 0; y < LINES - 1; y++) {
for (x = 0; x < COLS; x++)
wprintw(stdscr, "%d", (y + x) % 10);
}
}
static void
fill_panel(PANEL * pan)
{
WINDOW *win = panel_window(pan);
const char *userptr = (const char *) panel_userptr(pan);
int num = (userptr && *userptr) ? userptr[1] : '?';
int y, x;
wmove(win, 1, 1);
wprintw(win, "-pan%c-", num);
wclrtoeol(win);
box(win, 0, 0);
for (y = 2; y < getmaxy(win) - 1; y++) {
for (x = 1; x < getmaxx(win) - 1; x++) {
wmove(win, y, x);
waddch(win, UChar(num));
}
}
}
#if USE_WIDEC_SUPPORT
static void
init_wide_panel(void)
{
int digit;
cchar_t temp[10];
for (digit = 0; digit < 10; ++digit)
make_fullwidth_digit(&temp[digit], digit);
do {
int y, x;
getyx(stdscr, y, x);
digit = (y + x / 2) % 10;
} while (add_wch(&temp[digit]) != ERR);
}
static void
fill_wide_panel(PANEL * pan)
{
WINDOW *win = panel_window(pan);
const char *userptr = (const char *) panel_userptr(pan);
int num = (userptr && *userptr) ? userptr[1] : '?';
int y, x;
wmove(win, 1, 1);
wprintw(win, "-pan%c-", num);
wclrtoeol(win);
box(win, 0, 0);
for (y = 2; y < getmaxy(win) - 1; y++) {
for (x = 1; x < getmaxx(win) - 1; x++) {
wmove(win, y, x);
waddch(win, UChar(num));
}
}
}
#endif
#define MAX_PANELS 5
static void
canned_panel(PANEL * px[MAX_PANELS + 1], NCURSES_CONST char *cmd)
{
int which = cmd[1] - '0';
saywhat(cmd);
switch (*cmd) {
case 'h':
hide_panel(px[which]);
break;
case 's':
show_panel(px[which]);
break;
case 't':
top_panel(px[which]);
break;
case 'b':
bottom_panel(px[which]);
break;
case 'd':
rmpanel(px[which]);
break;
}
pflush();
wait_a_while(nap_msec);
}
static void
demo_panels(void (*InitPanel) (void), void (*FillPanel) (PANEL *))
{
int count;
int itmp;
PANEL *px[MAX_PANELS + 1];
scrollok(stdscr, FALSE); /* we don't want stdscr to scroll! */
refresh();
InitPanel();
for (count = 0; count < 5; count++) {
px[1] = mkpanel(COLOR_RED,
LINES / 2 - 2,
COLS / 8 + 1,
0,
0);
set_panel_userptr(px[1], (NCURSES_CONST void *) "p1");
px[2] = mkpanel(COLOR_GREEN,
LINES / 2 + 1,
COLS / 7,
LINES / 4,
COLS / 10);
set_panel_userptr(px[2], (NCURSES_CONST void *) "p2");
px[3] = mkpanel(COLOR_YELLOW,
LINES / 4,
COLS / 10,
LINES / 2,
COLS / 9);
set_panel_userptr(px[3], (NCURSES_CONST void *) "p3");
px[4] = mkpanel(COLOR_BLUE,
LINES / 2 - 2,
COLS / 8,
LINES / 2 - 2,
COLS / 3);
set_panel_userptr(px[4], (NCURSES_CONST void *) "p4");
px[5] = mkpanel(COLOR_MAGENTA,
LINES / 2 - 2,
COLS / 8,
LINES / 2,
COLS / 2 - 2);
set_panel_userptr(px[5], (NCURSES_CONST void *) "p5");
FillPanel(px[1]);
FillPanel(px[2]);
FillPanel(px[3]);
FillPanel(px[4]);
FillPanel(px[5]);
hide_panel(px[4]);
hide_panel(px[5]);
pflush();
saywhat("");
wait_a_while(nap_msec);
saywhat("h3 s1 s2 s4 s5");
move_panel(px[1], 0, 0);
hide_panel(px[3]);
show_panel(px[1]);
show_panel(px[2]);
show_panel(px[4]);
show_panel(px[5]);
pflush();
wait_a_while(nap_msec);
canned_panel(px, "s1");
canned_panel(px, "s2");
saywhat("m2");
move_panel(px[2], LINES / 3 + 1, COLS / 8);
pflush();
wait_a_while(nap_msec);
canned_panel(px, "s3");
saywhat("m3");
move_panel(px[3], LINES / 4 + 1, COLS / 15);
pflush();
wait_a_while(nap_msec);
canned_panel(px, "b3");
canned_panel(px, "s4");
canned_panel(px, "s5");
canned_panel(px, "t3");
canned_panel(px, "t1");
canned_panel(px, "t2");
canned_panel(px, "t3");
canned_panel(px, "t4");
for (itmp = 0; itmp < 6; itmp++) {
WINDOW *w4 = panel_window(px[4]);
WINDOW *w5 = panel_window(px[5]);
saywhat("m4");
wmove(w4, LINES / 8, 1);
waddstr(w4, mod[itmp]);
move_panel(px[4], LINES / 6, itmp * (COLS / 8));
wmove(w5, LINES / 6, 1);
waddstr(w5, mod[itmp]);
pflush();
wait_a_while(nap_msec);
saywhat("m5");
wmove(w4, LINES / 6, 1);
waddstr(w4, mod[itmp]);
move_panel(px[5], LINES / 3 - 1, (itmp * 10) + 6);
wmove(w5, LINES / 8, 1);
waddstr(w5, mod[itmp]);
pflush();
wait_a_while(nap_msec);
}
saywhat("m4");
move_panel(px[4], LINES / 6, itmp * (COLS / 8));
pflush();
wait_a_while(nap_msec);
canned_panel(px, "t5");
canned_panel(px, "t2");
canned_panel(px, "t1");
canned_panel(px, "d2");
canned_panel(px, "h3");
canned_panel(px, "d1");
canned_panel(px, "d4");
canned_panel(px, "d5");
canned_panel(px, "d3");
wait_a_while(nap_msec);
if (nap_msec == 1)
break;
nap_msec = 100L;
}
erase();
endwin();
}
#endif /* USE_LIBPANEL */
/****************************************************************************
*
* Pad tester
*
****************************************************************************/
#define GRIDSIZE 3
static bool pending_pan = FALSE;
static bool show_panner_legend = TRUE;
static int
panner_legend(int line)
{
static const char *const legend[] =
{
"Use arrow keys (or U,D,L,R) to pan, ESC to quit, ! to shell-out.",
"Use +,- (or j,k) to grow/shrink the panner vertically.",
"Use <,> (or h,l) to grow/shrink the panner horizontally.",
"Number repeats. Toggle legend:? filler:a timer:t scrollmark:s."
};
int n = ((int) SIZEOF(legend) - (LINES - line));
if (n >= 0) {
if (move(line, 0) != ERR) {
if (show_panner_legend)
printw("%s", legend[n]);
clrtoeol();
return show_panner_legend;
}
}
return FALSE;
}
static void
panner_h_cleanup(int from_y, int from_x, int to_x)
{
if (!panner_legend(from_y))
do_h_line(from_y, from_x, ' ', to_x);
}
static void
panner_v_cleanup(int from_y, int from_x, int to_y)
{
if (!panner_legend(from_y))
do_v_line(from_y, from_x, ' ', to_y);
}
static void
fill_pad(WINDOW *panpad, bool pan_lines)
{
int y, x;
unsigned gridcount = 0;
wmove(panpad, 0, 0);
for (y = 0; y < getmaxy(panpad); y++) {
for (x = 0; x < getmaxx(panpad); x++) {
if (y % GRIDSIZE == 0 && x % GRIDSIZE == 0) {
if (y == 0 && x == 0)
waddch(panpad, pan_lines ? ACS_ULCORNER : '+');
else if (y == 0)
waddch(panpad, pan_lines ? ACS_TTEE : '+');
else if (y == 0 || x == 0)
waddch(panpad, pan_lines ? ACS_LTEE : '+');
else
waddch(panpad, (chtype) ((pan_lines ? 'a' : 'A') +
(int) (gridcount++ % 26)));
} else if (y % GRIDSIZE == 0)
waddch(panpad, pan_lines ? ACS_HLINE : '-');
else if (x % GRIDSIZE == 0)
waddch(panpad, pan_lines ? ACS_VLINE : '|');
else
waddch(panpad, ' ');
}
}
}
static void
panner(WINDOW *pad,
int top_x, int top_y, int porty, int portx,
int (*pgetc) (WINDOW *))
{
#if HAVE_GETTIMEOFDAY
struct timeval before, after;
bool timing = TRUE;
#endif
bool pan_lines = FALSE;
bool scrollers = TRUE;
int basex = 0;
int basey = 0;
int pxmax, pymax, lowend, highend, c;
getmaxyx(pad, pymax, pxmax);
scrollok(stdscr, FALSE); /* we don't want stdscr to scroll! */
c = KEY_REFRESH;
do {
#ifdef NCURSES_VERSION
/*
* During shell-out, the user may have resized the window. Adjust
* the port size of the pad to accommodate this. Ncurses automatically
* resizes all of the normal windows to fit on the new screen.
*/
if (top_x > COLS)
top_x = COLS;
if (portx > COLS)
portx = COLS;
if (top_y > LINES)
top_y = LINES;
if (porty > LINES)
porty = LINES;
#endif
switch (c) {
case KEY_REFRESH:
erase();
/* FALLTHRU */
case '?':
if (c == '?')
show_panner_legend = !show_panner_legend;
panner_legend(LINES - 4);
panner_legend(LINES - 3);
panner_legend(LINES - 2);
panner_legend(LINES - 1);
break;
case 'a':
pan_lines = !pan_lines;
fill_pad(pad, pan_lines);
pending_pan = FALSE;
break;
#if HAVE_GETTIMEOFDAY
case 't':
timing = !timing;
if (!timing)
panner_legend(LINES - 1);
break;
#endif
case 's':
scrollers = !scrollers;
break;
/* Move the top-left corner of the pad, keeping the bottom-right
* corner fixed.
*/
case 'h': /* increase-columns: move left edge to left */
if (top_x <= 0)
beep();
else {
panner_v_cleanup(top_y, top_x, porty);
top_x--;
}
break;
case 'j': /* decrease-lines: move top-edge down */
if (top_y >= porty)
beep();
else {
panner_h_cleanup(top_y - 1, top_x - (top_x > 0), portx);
top_y++;
}
break;
case 'k': /* increase-lines: move top-edge up */
if (top_y <= 0)
beep();
else {
top_y--;
panner_h_cleanup(top_y, top_x, portx);
}
break;
case 'l': /* decrease-columns: move left-edge to right */
if (top_x >= portx)
beep();
else {
panner_v_cleanup(top_y - (top_y > 0), top_x - 1, porty);
top_x++;
}
break;
/* Move the bottom-right corner of the pad, keeping the top-left
* corner fixed.
*/
case KEY_IC: /* increase-columns: move right-edge to right */
if (portx >= pxmax || portx >= COLS)
beep();
else {
panner_v_cleanup(top_y - (top_y > 0), portx - 1, porty);
++portx;
}
break;
case KEY_IL: /* increase-lines: move bottom-edge down */
if (porty >= pymax || porty >= LINES)
beep();
else {
panner_h_cleanup(porty - 1, top_x - (top_x > 0), portx);
++porty;
}
break;
case KEY_DC: /* decrease-columns: move bottom edge up */
if (portx <= top_x)
beep();
else {
portx--;
panner_v_cleanup(top_y - (top_y > 0), portx, porty);
}
break;
case KEY_DL: /* decrease-lines */
if (porty <= top_y)
beep();
else {
porty--;
panner_h_cleanup(porty, top_x - (top_x > 0), portx);
}
break;
case KEY_LEFT: /* pan leftwards */
if (basex > 0)
basex--;
else
beep();
break;
case KEY_RIGHT: /* pan rightwards */
if (basex + portx - (pymax > porty) < pxmax)
basex++;
else
beep();
break;
case KEY_UP: /* pan upwards */
if (basey > 0)
basey--;
else
beep();
break;
case KEY_DOWN: /* pan downwards */
if (basey + porty - (pxmax > portx) < pymax)
basey++;
else
beep();
break;
case 'H':
case KEY_HOME:
case KEY_FIND:
basey = 0;
break;
case 'E':
case KEY_END:
case KEY_SELECT:
basey = pymax - porty;
if (basey < 0)
basey = 0;
break;
default:
beep();
break;
}
MvAddCh(top_y - 1, top_x - 1, ACS_ULCORNER);
do_v_line(top_y, top_x - 1, ACS_VLINE, porty);
do_h_line(top_y - 1, top_x, ACS_HLINE, portx);
if (scrollers && (pxmax > portx - 1)) {
int length = (portx - top_x - 1);
float ratio = ((float) length) / ((float) pxmax);
lowend = (int) ((float) top_x + ((float) basex * ratio));
highend = (int) ((float) top_x + ((float) (basex + length) * ratio));
do_h_line(porty - 1, top_x, ACS_HLINE, lowend);
if (highend < portx) {
attron(A_REVERSE);
do_h_line(porty - 1, lowend, ' ', highend + 1);
attroff(A_REVERSE);
do_h_line(porty - 1, highend + 1, ACS_HLINE, portx);
}
} else
do_h_line(porty - 1, top_x, ACS_HLINE, portx);
if (scrollers && (pymax > porty - 1)) {
int length = (porty - top_y - 1);
float ratio = ((float) length) / ((float) pymax);
lowend = (int) ((float) top_y + ((float) basey * ratio));
highend = (int) ((float) top_y + ((float) (basey + length) * ratio));
do_v_line(top_y, portx - 1, ACS_VLINE, lowend);
if (highend < porty) {
attron(A_REVERSE);
do_v_line(lowend, portx - 1, ' ', highend + 1);
attroff(A_REVERSE);
do_v_line(highend + 1, portx - 1, ACS_VLINE, porty);
}
} else
do_v_line(top_y, portx - 1, ACS_VLINE, porty);
MvAddCh(top_y - 1, portx - 1, ACS_URCORNER);
MvAddCh(porty - 1, top_x - 1, ACS_LLCORNER);
MvAddCh(porty - 1, portx - 1, ACS_LRCORNER);
if (!pending_pan) {
#if HAVE_GETTIMEOFDAY
gettimeofday(&before, 0);
#endif
wnoutrefresh(stdscr);
pnoutrefresh(pad,
basey, basex,
top_y, top_x,
porty - (pxmax > portx) - 1,
portx - (pymax > porty) - 1);
doupdate();
#if HAVE_GETTIMEOFDAY
#define TIMEVAL2S(data) ((double) data.tv_sec + ((double) data.tv_usec / 1.0e6))
if (timing) {
double elapsed;
gettimeofday(&after, 0);
elapsed = (TIMEVAL2S(after) - TIMEVAL2S(before));
move(LINES - 1, COLS - 12);
printw("Secs: %2.03f", elapsed);
refresh();
}
#endif
}
} while
((c = pgetc(pad)) != KEY_EXIT);
scrollok(stdscr, TRUE); /* reset to driver's default */
}
static int
padgetch(WINDOW *win)
{
static int count;
static int last;
int c;
if ((pending_pan = (count > 0)) != FALSE) {
count--;
pending_pan = (count != 0);
} else {
for (;;) {
switch (c = wGetchar(win)) {
case '!':
ShellOut(FALSE);
/* FALLTHRU */
case CTRL('r'):
endwin();
refresh();
c = KEY_REFRESH;
break;
case CTRL('l'):
c = KEY_REFRESH;
break;
case 'U':
c = KEY_UP;
break;
case 'D':
c = KEY_DOWN;
break;
case 'R':
c = KEY_RIGHT;
break;
case 'L':
c = KEY_LEFT;
break;
case '+':
c = KEY_IL;
break;
case '-':
c = KEY_DL;
break;
case '>':
c = KEY_IC;
break;
case '<':
c = KEY_DC;
break;
case ERR: /* FALLTHRU */
case case_QUIT:
count = 0;
c = KEY_EXIT;
break;
default:
if (c >= '0' && c <= '9') {
count = count * 10 + (c - '0');
continue;
}
break;
}
last = c;
break;
}
if (count > 0)
count--;
}
return (last);
}
#define PAD_HIGH 200
#define PAD_WIDE 200
static void
demo_pad(void)
/* Demonstrate pads. */
{
WINDOW *panpad = newpad(PAD_HIGH, PAD_WIDE);
if (panpad == 0) {
Cannot("cannot create requested pad");
return;
}
fill_pad(panpad, FALSE);
panner_legend(LINES - 4);
panner_legend(LINES - 3);
panner_legend(LINES - 2);
panner_legend(LINES - 1);
keypad(panpad, TRUE);
/* Make the pad (initially) narrow enough that a trace file won't wrap.
* We'll still be able to widen it during a test, since that's required
* for testing boundaries.
*/
panner(panpad, 2, 2, LINES - 5, COLS - 15, padgetch);
delwin(panpad);
endwin();
erase();
}
/****************************************************************************
*
* Tests from John Burnell's PDCurses tester
*
****************************************************************************/
static void
Continue(WINDOW *win)
{
noecho();
wmove(win, 10, 1);
MvWAddStr(win, 10, 1, " Press any key to continue");
wrefresh(win);
wGetchar(win);
}
static void
flushinp_test(WINDOW *win)
/* Input test, adapted from John Burnell's PDCurses tester */
{
int w, h, bx, by, sw, sh, i;
WINDOW *subWin;
wclear(win);
getmaxyx(win, h, w);
getbegyx(win, by, bx);
sw = w / 3;
sh = h / 3;
if ((subWin = subwin(win, sh, sw, by + h - sh - 2, bx + w - sw - 2)) == 0)
return;
#ifdef A_COLOR
if (use_colors) {
init_pair(2, COLOR_CYAN, COLOR_BLUE);
wbkgd(subWin, (chtype) (COLOR_PAIR(2) | ' '));
}
#endif
(void) wattrset(subWin, A_BOLD);
box(subWin, ACS_VLINE, ACS_HLINE);
MvWAddStr(subWin, 2, 1, "This is a subwindow");
wrefresh(win);
/*
* This used to set 'nocbreak()'. However, Alexander Lukyanov says that
* it only happened to "work" on SVr4 because that implementation does not
* emulate nocbreak+noecho mode, whereas ncurses does. To get the desired
* test behavior, we're using 'cbreak()', which will allow a single
* character to return without needing a newline. - T.Dickey 1997/10/11.
*/
cbreak();
MvWAddStr(win, 0, 1, "This is a test of the flushinp() call.");
MvWAddStr(win, 2, 1, "Type random keys for 5 seconds.");
MvWAddStr(win, 3, 1,
"These should be discarded (not echoed) after the subwindow goes away.");
wrefresh(win);
for (i = 0; i < 5; i++) {
MvWPrintw(subWin, 1, 1, "Time = %d", i);
wrefresh(subWin);
napms(1000);
flushinp();
}
delwin(subWin);
werase(win);
flash();
wrefresh(win);
napms(1000);
MvWAddStr(win, 2, 1,
"If you were still typing when the window timer expired,");
MvWAddStr(win, 3, 1,
"or else you typed nothing at all while it was running,");
MvWAddStr(win, 4, 1,
"test was invalid. You'll see garbage or nothing at all. ");
MvWAddStr(win, 6, 1, "Press a key");
wmove(win, 9, 10);
wrefresh(win);
echo();
wGetchar(win);
flushinp();
MvWAddStr(win, 12, 0,
"If you see any key other than what you typed, flushinp() is broken.");
Continue(win);
wmove(win, 9, 10);
wdelch(win);
wrefresh(win);
wmove(win, 12, 0);
clrtoeol();
waddstr(win,
"What you typed should now have been deleted; if not, wdelch() failed.");
Continue(win);
cbreak();
}
/****************************************************************************
*
* Menu test
*
****************************************************************************/
#if USE_LIBMENU
#define MENU_Y 8
#define MENU_X 8
static int
menu_virtualize(int c)
{
if (c == '\n' || c == KEY_EXIT)
return (MAX_COMMAND + 1);
else if (c == 'u')
return (REQ_SCR_ULINE);
else if (c == 'd')
return (REQ_SCR_DLINE);
else if (c == 'b' || c == KEY_NPAGE)
return (REQ_SCR_UPAGE);
else if (c == 'f' || c == KEY_PPAGE)
return (REQ_SCR_DPAGE);
else if (c == 'n' || c == KEY_DOWN)
return (REQ_NEXT_ITEM);
else if (c == 'p' || c == KEY_UP)
return (REQ_PREV_ITEM);
else if (c == ' ')
return (REQ_TOGGLE_ITEM);
else {
if (c != KEY_MOUSE)
beep();
return (c);
}
}
static CONST_MENUS char *animals[] =
{
"Lions",
"Tigers",
"Bears",
"(Oh my!)",
"Newts",
"Platypi",
"Lemurs",
"(Oh really?!)",
"Leopards",
"Panthers",
"Pumas",
"Lions, Tigers, Bears, (Oh my!), Newts, Platypi, Lemurs",
"Lions, Tigers, Bears, (Oh my!), Newts, Platypi, Lemurs, Lions, Tigers, Bears, (Oh my!), Newts, Platypi, Lemurs",
(char *) 0
};
static void
menu_test(void)
{
MENU *m;
ITEM *items[SIZEOF(animals)];
ITEM **ip = items;
CONST_MENUS char **ap;
int mrows, mcols, c;
WINDOW *menuwin;
#ifdef NCURSES_MOUSE_VERSION
mousemask(ALL_MOUSE_EVENTS, (mmask_t *) 0);
#endif
MvAddStr(0, 0, "This is the menu test:");
MvAddStr(2, 0, " Use up and down arrow to move the select bar.");
MvAddStr(3, 0, " 'n' and 'p' act like arrows.");
MvAddStr(4, 0,
" 'b' and 'f' scroll up/down (page), 'u' and 'd' (line).");
MvAddStr(5, 0, " Press return to exit.");
refresh();
for (ap = animals; *ap; ap++) {
if ((*ip = new_item(*ap, "")) != 0)
++ip;
}
*ip = (ITEM *) 0;
m = new_menu(items);
set_menu_format(m, (SIZEOF(animals) + 1) / 2, 1);
scale_menu(m, &mrows, &mcols);
menuwin = newwin(mrows + 2, mcols + 2, MENU_Y, MENU_X);
set_menu_win(m, menuwin);
keypad(menuwin, TRUE);
box(menuwin, 0, 0);
set_menu_sub(m, derwin(menuwin, mrows, mcols, 1, 1));
post_menu(m);
while ((c = menu_driver(m, menu_virtualize(wGetchar(menuwin)))) != E_UNKNOWN_COMMAND) {
if (c == E_NOT_POSTED)
break;
if (c == E_REQUEST_DENIED)
beep();
continue;
}
MvPrintw(LINES - 2, 0,
"You chose: %s\n", item_name(current_item(m)));
(void) addstr("Press any key to continue...");
wGetchar(stdscr);
unpost_menu(m);
delwin(menuwin);
free_menu(m);
for (ip = items; *ip; ip++)
free_item(*ip);
#ifdef NCURSES_MOUSE_VERSION
mousemask(0, (mmask_t *) 0);
#endif
}
#ifdef TRACE
#define T_TBL(name) { #name, name }
static struct {
const char *name;
unsigned mask;
} t_tbl[] = {
T_TBL(TRACE_DISABLE),
T_TBL(TRACE_TIMES),
T_TBL(TRACE_TPUTS),
T_TBL(TRACE_UPDATE),
T_TBL(TRACE_MOVE),
T_TBL(TRACE_CHARPUT),
T_TBL(TRACE_ORDINARY),
T_TBL(TRACE_CALLS),
T_TBL(TRACE_VIRTPUT),
T_TBL(TRACE_IEVENT),
T_TBL(TRACE_BITS),
T_TBL(TRACE_ICALLS),
T_TBL(TRACE_CCALLS),
T_TBL(TRACE_DATABASE),
T_TBL(TRACE_ATTRS),
T_TBL(TRACE_MAXIMUM),
{
(char *) 0, 0
}
};
static char *
tracetrace(unsigned tlevel)
{
static char *buf;
int n;
if (buf == 0) {
size_t need = 12;
for (n = 0; t_tbl[n].name != 0; n++)
need += strlen(t_tbl[n].name) + 2;
buf = typeMalloc(char, need);
if (!buf)
failed("tracetrace");
}
sprintf(buf, "0x%02x = {", tlevel);
if (tlevel == 0) {
sprintf(buf + strlen(buf), "%s, ", t_tbl[0].name);
} else {
for (n = 1; t_tbl[n].name != 0; n++)
if ((tlevel & t_tbl[n].mask) == t_tbl[n].mask) {
strcat(buf, t_tbl[n].name);
strcat(buf, ", ");
}
}
if (buf[strlen(buf) - 2] == ',')
buf[strlen(buf) - 2] = '\0';
return (strcat(buf, "}"));
}
/* fake a dynamically reconfigurable menu using the 0th entry to deselect
* the others
*/
static int
run_trace_menu(MENU * m)
{
ITEM **items;
ITEM *i, **p;
for (;;) {
bool changed = FALSE;
switch (menu_driver(m, menu_virtualize(wGetchar(menu_win(m))))) {
case E_UNKNOWN_COMMAND:
return FALSE;
default:
items = menu_items(m);
i = current_item(m);
if (i == items[0]) {
if (item_value(i)) {
for (p = items + 1; *p != 0; p++)
if (item_value(*p)) {
set_item_value(*p, FALSE);
changed = TRUE;
}
}
} else {
for (p = items + 1; *p != 0; p++)
if (item_value(*p)) {
set_item_value(items[0], FALSE);
changed = TRUE;
break;
}
}
if (!changed)
return TRUE;
}
}
}
static void
trace_set(void)
/* interactively set the trace level */
{
MENU *m;
ITEM *items[SIZEOF(t_tbl)];
ITEM **ip = items;
int mrows, mcols;
unsigned newtrace;
int n;
WINDOW *menuwin;
MvAddStr(0, 0, "Interactively set trace level:");
MvAddStr(2, 0, " Press space bar to toggle a selection.");
MvAddStr(3, 0, " Use up and down arrow to move the select bar.");
MvAddStr(4, 0, " Press return to set the trace level.");
MvPrintw(6, 0, "(Current trace level is %s)", tracetrace(_nc_tracing));
refresh();
for (n = 0; t_tbl[n].name != 0; n++) {
if ((*ip = new_item(t_tbl[n].name, "")) != 0) {
++ip;
}
}
*ip = (ITEM *) 0;
m = new_menu(items);
set_menu_format(m, 0, 2);
scale_menu(m, &mrows, &mcols);
menu_opts_off(m, O_ONEVALUE);
menuwin = newwin(mrows + 2, mcols + 2, MENU_Y, MENU_X);
set_menu_win(m, menuwin);
keypad(menuwin, TRUE);
box(menuwin, 0, 0);
set_menu_sub(m, derwin(menuwin, mrows, mcols, 1, 1));
post_menu(m);
for (ip = menu_items(m); *ip; ip++) {
unsigned mask = t_tbl[item_index(*ip)].mask;
if (mask == 0)
set_item_value(*ip, _nc_tracing == 0);
else if ((mask & _nc_tracing) == mask)
set_item_value(*ip, TRUE);
}
while (run_trace_menu(m))
continue;
newtrace = 0;
for (ip = menu_items(m); *ip; ip++)
if (item_value(*ip))
newtrace |= t_tbl[item_index(*ip)].mask;
trace(newtrace);
Trace(("trace level interactively set to %s", tracetrace(_nc_tracing)));
MvPrintw(LINES - 2, 0,
"Trace level is %s\n", tracetrace(_nc_tracing));
(void) addstr("Press any key to continue...");
wGetchar(stdscr);
unpost_menu(m);
delwin(menuwin);
free_menu(m);
for (ip = items; *ip; ip++)
free_item(*ip);
}
#endif /* TRACE */
#endif /* USE_LIBMENU */
/****************************************************************************
*
* Forms test
*
****************************************************************************/
#if USE_LIBFORM
static FIELD *
make_label(int frow, int fcol, NCURSES_CONST char *label)
{
FIELD *f = new_field(1, (int) strlen(label), frow, fcol, 0, 0);
if (f) {
set_field_buffer(f, 0, label);
set_field_opts(f, (int) ((unsigned) field_opts(f) & ~O_ACTIVE));
}
return (f);
}
static FIELD *
make_field(int frow, int fcol, int rows, int cols, bool secure)
{
FIELD *f = new_field(rows, cols, frow, fcol, 0, secure ? 1 : 0);
if (f) {
set_field_back(f, A_UNDERLINE);
set_field_userptr(f, (void *) 0);
}
return (f);
}
static void
display_form(FORM * f)
{
WINDOW *w;
int rows, cols;
scale_form(f, &rows, &cols);
if ((w = newwin(rows + 2, cols + 4, 0, 0)) != (WINDOW *) 0) {
set_form_win(f, w);
set_form_sub(f, derwin(w, rows, cols, 1, 2));
box(w, 0, 0);
keypad(w, TRUE);
if (post_form(f) != E_OK)
wrefresh(w);
}
}
static void
erase_form(FORM * f)
{
WINDOW *w = form_win(f);
WINDOW *s = form_sub(f);
unpost_form(f);
werase(w);
wrefresh(w);
delwin(s);
delwin(w);
}
static int
edit_secure(FIELD * me, int c)
{
int rows, cols, frow, fcol, nrow, nbuf;
if (field_info(me, &rows, &cols, &frow, &fcol, &nrow, &nbuf) == E_OK
&& nbuf > 0) {
char *source = field_buffer(me, 1);
size_t have = (source ? strlen(source) : 0) + 1;
size_t need = 80 + have;
char *temp = malloc(need);
long len;
if (temp != 0) {
strncpy(temp, source ? source : "", have + 1);
len = (long) (char *) field_userptr(me);
if (c <= KEY_MAX) {
if (isgraph(c) && (len + 1) < (int) sizeof(temp)) {
temp[len++] = (char) c;
temp[len] = 0;
set_field_buffer(me, 1, temp);
c = '*';
} else {
c = 0;
}
} else {
switch (c) {
case REQ_BEG_FIELD:
case REQ_CLR_EOF:
case REQ_CLR_EOL:
case REQ_DEL_LINE:
case REQ_DEL_WORD:
case REQ_DOWN_CHAR:
case REQ_END_FIELD:
case REQ_INS_CHAR:
case REQ_INS_LINE:
case REQ_LEFT_CHAR:
case REQ_NEW_LINE:
case REQ_NEXT_WORD:
case REQ_PREV_WORD:
case REQ_RIGHT_CHAR:
case REQ_UP_CHAR:
c = 0; /* we don't want to do inline editing */
break;
case REQ_CLR_FIELD:
if (len) {
temp[0] = 0;
set_field_buffer(me, 1, temp);
}
break;
case REQ_DEL_CHAR:
case REQ_DEL_PREV:
if (len) {
temp[--len] = 0;
set_field_buffer(me, 1, temp);
}
break;
}
}
set_field_userptr(me, (void *) len);
free(temp);
}
}
return c;
}
static int
form_virtualize(FORM * f, WINDOW *w)
{
/* *INDENT-OFF* */
static const struct {
int code;
int result;
} lookup[] = {
{ CTRL('A'), REQ_NEXT_CHOICE },
{ CTRL('B'), REQ_PREV_WORD },
{ CTRL('C'), REQ_CLR_EOL },
{ CTRL('D'), REQ_DOWN_FIELD },
{ CTRL('E'), REQ_END_FIELD },
{ CTRL('F'), REQ_NEXT_PAGE },
{ CTRL('G'), REQ_DEL_WORD },
{ CTRL('H'), REQ_DEL_PREV },
{ CTRL('I'), REQ_INS_CHAR },
{ CTRL('K'), REQ_CLR_EOF },
{ CTRL('L'), REQ_LEFT_FIELD },
{ CTRL('M'), REQ_NEW_LINE },
{ CTRL('N'), REQ_NEXT_FIELD },
{ CTRL('O'), REQ_INS_LINE },
{ CTRL('P'), REQ_PREV_FIELD },
{ CTRL('R'), REQ_RIGHT_FIELD },
{ CTRL('S'), REQ_BEG_FIELD },
{ CTRL('U'), REQ_UP_FIELD },
{ CTRL('V'), REQ_DEL_CHAR },
{ CTRL('W'), REQ_NEXT_WORD },
{ CTRL('X'), REQ_CLR_FIELD },
{ CTRL('Y'), REQ_DEL_LINE },
{ CTRL('Z'), REQ_PREV_CHOICE },
{ ESCAPE, MAX_FORM_COMMAND + 1 },
{ KEY_BACKSPACE, REQ_DEL_PREV },
{ KEY_DOWN, REQ_DOWN_CHAR },
{ KEY_END, REQ_LAST_FIELD },
{ KEY_HOME, REQ_FIRST_FIELD },
{ KEY_LEFT, REQ_LEFT_CHAR },
{ KEY_LL, REQ_LAST_FIELD },
{ KEY_NEXT, REQ_NEXT_FIELD },
{ KEY_NPAGE, REQ_NEXT_PAGE },
{ KEY_PPAGE, REQ_PREV_PAGE },
{ KEY_PREVIOUS, REQ_PREV_FIELD },
{ KEY_RIGHT, REQ_RIGHT_CHAR },
{ KEY_UP, REQ_UP_CHAR },
{ QUIT, MAX_FORM_COMMAND + 1 }
};
/* *INDENT-ON* */
static int mode = REQ_INS_MODE;
int c = wGetchar(w);
unsigned n;
FIELD *me = current_field(f);
bool current = TRUE;
if (c == CTRL(']')) {
if (mode == REQ_INS_MODE) {
mode = REQ_OVL_MODE;
} else {
mode = REQ_INS_MODE;
}
c = mode;
} else {
for (n = 0; n < SIZEOF(lookup); n++) {
if (lookup[n].code == c) {
c = lookup[n].result;
break;
}
}
}
MvPrintw(0, COLS - 6, "(%s)", mode == REQ_INS_MODE ? "INS" : "OVL");
/*
* Force the field that the user is typing into to be in reverse video,
* while the other fields are shown underlined.
*/
switch (c) {
case REQ_BEG_FIELD:
case REQ_CLR_EOF:
case REQ_CLR_EOL:
case REQ_CLR_FIELD:
case REQ_DEL_CHAR:
case REQ_DEL_LINE:
case REQ_DEL_PREV:
case REQ_DEL_WORD:
case REQ_END_FIELD:
case REQ_INS_CHAR:
case REQ_INS_LINE:
case REQ_LEFT_CHAR:
case REQ_LEFT_FIELD:
case REQ_NEXT_WORD:
case REQ_RIGHT_CHAR:
current = TRUE;
break;
default:
current = (c < KEY_MAX);
break;
}
if (current) {
c = edit_secure(me, c);
set_field_back(me, A_REVERSE);
} else {
c = edit_secure(me, c);
set_field_back(me, A_UNDERLINE);
}
return c;
}
static int
my_form_driver(FORM * form, int c)
{
if (c == (MAX_FORM_COMMAND + 1)
&& form_driver(form, REQ_VALIDATION) == E_OK)
return (TRUE);
else {
beep();
return (FALSE);
}
}
#ifdef NCURSES_VERSION
#define FIELDCHECK_CB(func) bool func(FIELD * fld, const void * data GCC_UNUSED)
#define CHAR_CHECK_CB(func) bool func(int ch, const void *data GCC_UNUSED)
#else
#define FIELDCHECK_CB(func) int func(FIELD * fld, char * data GCC_UNUSED)
#define CHAR_CHECK_CB(func) int func(int ch, char *data GCC_UNUSED)
#endif
/*
* Allow a middle initial, optionally with a '.' to end it.
*/
static
FIELDCHECK_CB(mi_field_check)
{
char *s = field_buffer(fld, 0);
int state = 0;
int n;
for (n = 0; s[n] != '\0'; ++n) {
switch (state) {
case 0:
if (s[n] == '.') {
if (n != 1)
return FALSE;
state = 2;
} else if (isspace(UChar(s[n]))) {
state = 2;
}
break;
case 2:
if (!isspace(UChar(s[n])))
return FALSE;
break;
}
}
/* force the form to display a leading capital */
if (islower(UChar(s[0]))) {
s[0] = (char) toupper(UChar(s[0]));
set_field_buffer(fld, 0, s);
}
return TRUE;
}
static
CHAR_CHECK_CB(mi_char_check)
{
return ((isalpha(ch) || ch == '.') ? TRUE : FALSE);
}
/*
* Passwords should be at least 6 characters.
*/
static
FIELDCHECK_CB(pw_field_check)
{
char *s = field_buffer(fld, 0);
int n;
for (n = 0; s[n] != '\0'; ++n) {
if (isspace(UChar(s[n]))) {
if (n < 6)
return FALSE;
}
}
return TRUE;
}
static
CHAR_CHECK_CB(pw_char_check)
{
return (isgraph(ch) ? TRUE : FALSE);
}
static void
demo_forms(void)
{
WINDOW *w;
FORM *form;
FIELD *f[12], *secure;
FIELDTYPE *fty_middle = new_fieldtype(mi_field_check, mi_char_check);
FIELDTYPE *fty_passwd = new_fieldtype(pw_field_check, pw_char_check);
int finished = 0, c;
unsigned n = 0;
#ifdef NCURSES_MOUSE_VERSION
mousemask(ALL_MOUSE_EVENTS, (mmask_t *) 0);
#endif
move(18, 0);
addstr("Defined edit/traversal keys: ^Q/ESC- exit form\n");
addstr("^N -- go to next field ^P -- go to previous field\n");
addstr("Home -- go to first field End -- go to last field\n");
addstr("^L -- go to field to left ^R -- go to field to right\n");
addstr("^U -- move upward to field ^D -- move downward to field\n");
addstr("^W -- go to next word ^B -- go to previous word\n");
addstr("^S -- go to start of field ^E -- go to end of field\n");
addstr("^H -- delete previous char ^Y -- delete line\n");
addstr("^G -- delete current word ^C -- clear to end of line\n");
addstr("^K -- clear to end of field ^X -- clear field\n");
addstr("Arrow keys move within a field as you would expect. ^] toggles overlay mode.");
MvAddStr(4, 57, "Forms Entry Test");
refresh();
/* describe the form */
memset(f, 0, sizeof(f));
f[n++] = make_label(0, 15, "Sample Form");
f[n++] = make_label(2, 0, "Last Name");
f[n++] = make_field(3, 0, 1, 18, FALSE);
set_field_type(f[n - 1], TYPE_ALPHA, 1);
f[n++] = make_label(2, 20, "First Name");
f[n++] = make_field(3, 20, 1, 12, FALSE);
set_field_type(f[n - 1], TYPE_ALPHA, 1);
f[n++] = make_label(2, 34, "Middle Name");
f[n++] = make_field(3, 34, 1, 12, FALSE);
set_field_type(f[n - 1], fty_middle);
f[n++] = make_label(5, 0, "Comments");
f[n++] = make_field(6, 0, 4, 46, FALSE);
f[n++] = make_label(5, 20, "Password:");
secure =
f[n++] = make_field(5, 30, 1, 9, TRUE);
set_field_type(f[n - 1], fty_passwd);
f[n] = (FIELD *) 0;
if ((form = new_form(f)) != 0) {
display_form(form);
w = form_win(form);
raw();
nonl(); /* lets us read ^M's */
while (!finished) {
switch (form_driver(form, c = form_virtualize(form, w))) {
case E_OK:
MvAddStr(5, 57, field_buffer(secure, 1));
clrtoeol();
refresh();
break;
case E_UNKNOWN_COMMAND:
finished = my_form_driver(form, c);
break;
default:
beep();
break;
}
}
erase_form(form);
free_form(form);
}
for (c = 0; f[c] != 0; c++)
free_field(f[c]);
free_fieldtype(fty_middle);
free_fieldtype(fty_passwd);
noraw();
nl();
#ifdef NCURSES_MOUSE_VERSION
mousemask(ALL_MOUSE_EVENTS, (mmask_t *) 0);
#endif
}
#endif /* USE_LIBFORM */
/****************************************************************************
*
* Overlap test
*
****************************************************************************/
static void
fillwin(WINDOW *win, char ch)
{
int y, x;
int y1, x1;
getmaxyx(win, y1, x1);
for (y = 0; y < y1; y++) {
wmove(win, y, 0);
for (x = 0; x < x1; x++)
waddch(win, UChar(ch));
}
}
static void
crosswin(WINDOW *win, char ch)
{
int y, x;
int y1, x1;
getmaxyx(win, y1, x1);
for (y = 0; y < y1; y++) {
for (x = 0; x < x1; x++)
if (((x > (x1 - 1) / 3) && (x <= (2 * (x1 - 1)) / 3))
|| (((y > (y1 - 1) / 3) && (y <= (2 * (y1 - 1)) / 3)))) {
wmove(win, y, x);
waddch(win, UChar(ch));
}
}
}
#define OVERLAP_FLAVORS 5
static void
overlap_helpitem(int state, int item, char *message)
{
int row = (item / 2);
int col = ((item % 2) ? COLS / 2 : 0);
move(LINES - 6 + row, col);
printw("%c%c = %s", state == row ? '>' : ' ', 'a' + item, message);
clrtoeol();
}
static void
overlap_test_1_attr(WINDOW *win, int flavor, int col)
{
short cpair = (short) (1 + (flavor * 2) + col);
switch (flavor) {
case 0:
(void) wattrset(win, A_NORMAL);
break;
case 1:
(void) wattrset(win, A_BOLD);
break;
case 2:
init_pair(cpair, COLOR_BLUE, COLOR_WHITE);
(void) wattrset(win, (int) (COLOR_PAIR(cpair) | A_NORMAL));
break;
case 3:
init_pair(cpair, COLOR_WHITE, COLOR_BLUE);
(void) wattrset(win, (int) (COLOR_PAIR(cpair) | A_BOLD));
break;
}
}
static void
overlap_test_2_attr(WINDOW *win, int flavor, int col)
{
short cpair = (short) (9 + (flavor * 2) + col);
switch (flavor) {
case 0:
/* no effect */
break;
case 1:
/* no effect */
break;
case 2:
init_pair(cpair, COLOR_RED, COLOR_GREEN);
wbkgdset(win, colored_chtype(' ', A_BLINK, cpair));
break;
case 3:
wbkgdset(win, ' ' | A_NORMAL);
break;
}
}
static int
overlap_help(int state, int flavors[OVERLAP_FLAVORS])
{
int row;
int col;
int item;
const char *ths, *tht;
char msg[80];
if (state < 0)
state += OVERLAP_FLAVORS;
state = state % OVERLAP_FLAVORS;
assert(state >= 0 && state < OVERLAP_FLAVORS);
for (item = 0; item < (2 * OVERLAP_FLAVORS); ++item) {
row = item / 2;
col = item % 2;
ths = col ? "B" : "A";
tht = col ? "A" : "B";
switch (row) {
case 0:
flavors[row] = 0;
sprintf(msg, "refresh %s, then %s, then doupdate.", ths, tht);
break;
case 1:
if (use_colors) {
flavors[row] %= 4;
} else {
flavors[row] %= 2;
}
overlap_test_1_attr(stdscr, flavors[row], col);
sprintf(msg, "fill window %s with letter %s.", ths, ths);
break;
case 2:
if (use_colors) {
flavors[row] %= 4;
} else {
flavors[row] %= 2;
}
switch (flavors[row]) {
case 0:
sprintf(msg, "cross pattern in window %s.", ths);
break;
case 1:
sprintf(msg, "draw box in window %s.", ths);
break;
case 2:
sprintf(msg, "set background of window %s.", ths);
break;
case 3:
sprintf(msg, "reset background of window %s.", ths);
break;
}
break;
case 3:
flavors[row] = 0;
sprintf(msg, "clear window %s.", ths);
break;
case 4:
flavors[row] %= 4;
switch (flavors[row]) {
case 0:
sprintf(msg, "overwrite %s onto %s.", ths, tht);
break;
case 1:
sprintf(msg, "copywin(FALSE) %s onto %s.", ths, tht);
break;
case 2:
sprintf(msg, "copywin(TRUE) %s onto %s.", ths, tht);
break;
case 3:
sprintf(msg, "overlay %s onto %s.", ths, tht);
break;
}
break;
}
overlap_helpitem(state, item, msg);
(void) wattrset(stdscr, A_NORMAL);
wbkgdset(stdscr, ' ' | A_NORMAL);
}
move(LINES - 1, 0);
printw("^Q/ESC = terminate test. Up/down/space select test variations (%d %d).",
state, flavors[state]);
return state;
}
static void
overlap_test_0(WINDOW *a, WINDOW *b)
{
touchwin(a);
touchwin(b);
wnoutrefresh(a);
wnoutrefresh(b);
doupdate();
}
static void
overlap_test_1(int flavor, int col, WINDOW *a, char fill)
{
overlap_test_1_attr(a, flavor, col);
fillwin(a, fill);
(void) wattrset(a, A_NORMAL);
}
static void
overlap_test_2(int flavor, int col, WINDOW *a, char fill)
{
overlap_test_2_attr(a, flavor, col);
switch (flavor) {
case 0:
crosswin(a, fill);
break;
case 1:
box(a, 0, 0);
break;
case 2:
/* done in overlap_test_2_attr */
break;
case 3:
/* done in overlap_test_2_attr */
break;
}
}
static void
overlap_test_3(WINDOW *a)
{
wclear(a);
wmove(a, 0, 0);
}
static void
overlap_test_4(int flavor, WINDOW *a, WINDOW *b)
{
switch (flavor) {
case 0:
overwrite(a, b);
break;
case 1:
copywin(a, b, 0, 0, 0, 0, getmaxy(b), getmaxx(b), FALSE);
break;
case 2:
copywin(a, b, 0, 0, 0, 0, getmaxy(b), getmaxx(b), TRUE);
break;
case 3:
overlay(a, b);
break;
}
}
/* test effects of overlapping windows */
static void
overlap_test(void)
{
int ch;
int state, flavor[OVERLAP_FLAVORS];
WINDOW *win1 = newwin(9, 20, 3, 3);
WINDOW *win2 = newwin(9, 20, 9, 16);
curs_set(0);
raw();
refresh();
move(0, 0);
printw("This test shows the behavior of wnoutrefresh() with respect to\n");
printw("the shared region of two overlapping windows A and B. The cross\n");
printw("pattern in each window does not overlap the other.\n");
memset(flavor, 0, sizeof(flavor));
state = overlap_help(0, flavor);
while (!isQuit(ch = Getchar()))
switch (ch) {
case 'a': /* refresh window A first, then B */
overlap_test_0(win1, win2);
break;
case 'b': /* refresh window B first, then A */
overlap_test_0(win2, win1);
break;
case 'c': /* fill window A so it's visible */
overlap_test_1(flavor[1], 0, win1, 'A');
break;
case 'd': /* fill window B so it's visible */
overlap_test_1(flavor[1], 1, win2, 'B');
break;
case 'e': /* cross test pattern in window A */
overlap_test_2(flavor[2], 0, win1, 'A');
break;
case 'f': /* cross test pattern in window A */
overlap_test_2(flavor[2], 1, win2, 'B');
break;
case 'g': /* clear window A */
overlap_test_3(win1);
break;
case 'h': /* clear window B */
overlap_test_3(win2);
break;
case 'i': /* overwrite A onto B */
overlap_test_4(flavor[4], win1, win2);
break;
case 'j': /* overwrite B onto A */
overlap_test_4(flavor[4], win2, win1);
break;
case CTRL('n'):
case KEY_DOWN:
state = overlap_help(state + 1, flavor);
break;
case CTRL('p'):
case KEY_UP:
state = overlap_help(state - 1, flavor);
break;
case ' ':
flavor[state] += 1;
state = overlap_help(state, flavor);
break;
case '?':
state = overlap_help(state, flavor);
break;
default:
beep();
break;
}
delwin(win2);
delwin(win1);
erase();
curs_set(1);
endwin();
}
/****************************************************************************
*
* Main sequence
*
****************************************************************************/
static bool
do_single_test(const char c)
/* perform a single specified test */
{
switch (c) {
case 'a':
getch_test();
break;
#if USE_WIDEC_SUPPORT
case 'A':
get_wch_test();
break;
#endif
case 'b':
attr_test();
break;
#if USE_WIDEC_SUPPORT
case 'B':
wide_attr_test();
break;
#endif
case 'c':
if (!use_colors)
Cannot("does not support color.");
else
color_test();
break;
#if USE_WIDEC_SUPPORT
case 'C':
if (!use_colors)
Cannot("does not support color.");
else
wide_color_test();
break;
#endif
case 'd':
if (!use_colors)
Cannot("does not support color.");
else if (!can_change_color())
Cannot("has hardwired color values.");
else
color_edit();
break;
#if USE_SOFTKEYS
case 'e':
slk_test();
break;
#if USE_WIDEC_SUPPORT
case 'E':
wide_slk_test();
break;
#endif
#endif
case 'f':
acs_display();
break;
#if USE_WIDEC_SUPPORT
case 'F':
wide_acs_display();
break;
#endif
#if USE_LIBPANEL
case 'o':
demo_panels(init_panel, fill_panel);
break;
#endif
#if USE_WIDEC_SUPPORT && USE_LIBPANEL
case 'O':
demo_panels(init_wide_panel, fill_wide_panel);
break;
#endif
case 'g':
acs_and_scroll();
break;
case 'i':
flushinp_test(stdscr);
break;
case 'k':
test_sgr_attributes();
break;
#if USE_LIBMENU
case 'm':
menu_test();
break;
#endif
case 'p':
demo_pad();
break;
#if USE_LIBFORM
case 'r':
demo_forms();
break;
#endif
case 's':
overlap_test();
break;
#if USE_LIBMENU && defined(TRACE)
case 't':
trace_set();
break;
#endif
case '?':
break;
default:
return FALSE;
}
return TRUE;
}
static void
usage(void)
{
static const char *const tbl[] =
{
"Usage: ncurses [options]"
,""
,"Options:"
#ifdef NCURSES_VERSION
," -a f,b set default-colors (assumed white-on-black)"
," -d use default-colors if terminal supports them"
#endif
," -E call use_env(FALSE) to ignore $LINES and $COLUMNS"
#if USE_SOFTKEYS
," -e fmt specify format for soft-keys test (e)"
#endif
#if HAVE_RIPOFFLINE
," -f rip-off footer line (can repeat)"
," -h rip-off header line (can repeat)"
#endif
," -m do not use colors"
," -p file rgb values to use in 'd' rather than ncurses's builtin"
#if USE_LIBPANEL
," -s msec specify nominal time for panel-demo (default: 1, to hold)"
#endif
#if defined(NCURSES_VERSION_PATCH) && (NCURSES_VERSION_PATCH >= 20120714)
," -T call use_tioctl(TRUE) to allow SIGWINCH to override environment"
#endif
#ifdef TRACE
," -t mask specify default trace-level (may toggle with ^T)"
#endif
};
size_t n;
for (n = 0; n < SIZEOF(tbl); n++)
fprintf(stderr, "%s\n", tbl[n]);
ExitProgram(EXIT_FAILURE);
}
static void
set_terminal_modes(void)
{
noraw();
cbreak();
noecho();
scrollok(stdscr, TRUE);
idlok(stdscr, TRUE);
keypad(stdscr, TRUE);
}
#ifdef SIGUSR1
static void
announce_sig(int sig)
{
(void) fprintf(stderr, "Handled signal %d\r\n", sig);
}
#endif
#if HAVE_RIPOFFLINE
static int
rip_footer(WINDOW *win, int cols)
{
wbkgd(win, A_REVERSE);
werase(win);
wmove(win, 0, 0);
wprintw(win, "footer: window %p, %d columns", (void *) win, cols);
wnoutrefresh(win);
return OK;
}
static int
rip_header(WINDOW *win, int cols)
{
wbkgd(win, A_REVERSE);
werase(win);
wmove(win, 0, 0);
wprintw(win, "header: window %p, %d columns", (void *) win, cols);
wnoutrefresh(win);
return OK;
}
#endif /* HAVE_RIPOFFLINE */
static void
main_menu(bool top)
{
char command;
do {
(void) puts("This is the ncurses main menu");
(void) puts("a = keyboard and mouse input test");
#if USE_WIDEC_SUPPORT
(void) puts("A = wide-character keyboard and mouse input test");
#endif
(void) puts("b = character attribute test");
#if USE_WIDEC_SUPPORT
(void) puts("B = wide-character attribute test");
#endif
(void) puts("c = color test pattern");
#if USE_WIDEC_SUPPORT
(void) puts("C = color test pattern using wide-character calls");
#endif
if (top)
(void) puts("d = edit RGB color values");
#if USE_SOFTKEYS
(void) puts("e = exercise soft keys");
#if USE_WIDEC_SUPPORT
(void) puts("E = exercise soft keys using wide-characters");
#endif
#endif
(void) puts("f = display ACS characters");
#if USE_WIDEC_SUPPORT
(void) puts("F = display Wide-ACS characters");
#endif
(void) puts("g = display windows and scrolling");
(void) puts("i = test of flushinp()");
(void) puts("k = display character attributes");
#if USE_LIBMENU
(void) puts("m = menu code test");
#endif
#if USE_LIBPANEL
(void) puts("o = exercise panels library");
#if USE_WIDEC_SUPPORT
(void) puts("O = exercise panels with wide-characters");
#endif
#endif
(void) puts("p = exercise pad features");
(void) puts("q = quit");
#if USE_LIBFORM
(void) puts("r = exercise forms code");
#endif
(void) puts("s = overlapping-refresh test");
#if USE_LIBMENU && defined(TRACE)
(void) puts("t = set trace level");
#endif
(void) puts("? = repeat this command summary");
(void) fputs("> ", stdout);
(void) fflush(stdout); /* necessary under SVr4 curses */
/*
* This used to be an 'fgets()' call (until 1996/10). However with
* some runtime libraries, mixing stream I/O and 'read()' causes the
* input stream to be flushed when switching between the two.
*/
command = 0;
for (;;) {
char ch = '\0';
if (read(fileno(stdin), &ch, 1) <= 0) {
if (command == 0)
command = 'q';
break;
} else if (command == 0 && !isspace(UChar(ch))) {
command = ch;
} else if (ch == '\n' || ch == '\r') {
if ((command == 'd') && !top) {
(void) fputs("Do not nest test-d\n", stdout);
command = 0;
}
if (command != 0)
break;
(void) fputs("> ", stdout);
(void) fflush(stdout);
}
}
if (do_single_test(command)) {
/*
* This may be overkill; it's intended to reset everything back
* to the initial terminal modes so that tests don't get in
* each other's way.
*/
flushinp();
set_terminal_modes();
reset_prog_mode();
clear();
refresh();
endwin();
if (command == '?') {
(void) puts("This is the ncurses capability tester.");
(void)
puts("You may select a test from the main menu by typing the");
(void)
puts("key letter of the choice (the letter to left of the =)");
(void)
puts("at the > prompt. Type `q' to exit.");
}
continue;
}
} while
(command != 'q');
}
/*+-------------------------------------------------------------------------
main(argc,argv)
--------------------------------------------------------------------------*/
#define okCOLOR(n) ((n) >= 0 && (n) < max_colors)
#define okRGB(n) ((n) >= 0 && (n) <= 1000)
int
main(int argc, char *argv[])
{
int c;
int my_e_param = 1;
#ifdef NCURSES_VERSION
int default_fg = COLOR_WHITE;
int default_bg = COLOR_BLACK;
bool assumed_colors = FALSE;
bool default_colors = FALSE;
#endif
char *palette_file = 0;
bool monochrome = FALSE;
setlocale(LC_ALL, "");
while ((c = getopt(argc, argv, "a:dEe:fhmp:s:Tt:")) != -1) {
switch (c) {
#ifdef NCURSES_VERSION
case 'a':
assumed_colors = TRUE;
switch (sscanf(optarg, "%d,%d", &default_fg, &default_bg)) {
case 0:
default_fg = COLOR_WHITE;
/* FALLTHRU */
case 1:
default_bg = COLOR_BLACK;
break;
}
break;
case 'd':
default_colors = TRUE;
break;
#endif
case 'E':
use_env(FALSE);
break;
case 'e':
my_e_param = atoi(optarg);
#ifdef NCURSES_VERSION
if (my_e_param > 3) /* allow extended layouts */
usage();
#else
if (my_e_param > 1)
usage();
#endif
break;
#if HAVE_RIPOFFLINE
case 'f':
ripoffline(-1, rip_footer);
break;
case 'h':
ripoffline(1, rip_header);
break;
#endif /* HAVE_RIPOFFLINE */
case 'm':
monochrome = TRUE;
break;
case 'p':
palette_file = optarg;
break;
#if USE_LIBPANEL
case 's':
nap_msec = (int) atol(optarg);
break;
#endif
#if defined(NCURSES_VERSION_PATCH) && (NCURSES_VERSION_PATCH >= 20120714)
case 'T':
use_tioctl(TRUE);
break;
#endif
#ifdef TRACE
case 't':
save_trace = (unsigned) strtol(optarg, 0, 0);
break;
#endif
default:
usage();
}
}
/*
* If there's no menus (unlikely for ncurses!), then we'll have to set
* tracing on initially, just in case the user wants to test something that
* doesn't involve wGetchar.
*/
#ifdef TRACE
/* enable debugging */
#if !USE_LIBMENU
trace(save_trace);
#else
if (!isatty(fileno(stdin)))
trace(save_trace);
#endif /* USE_LIBMENU */
#endif /* TRACE */
#if USE_SOFTKEYS
/* tell it we're going to play with soft keys */
slk_init(my_e_param);
#endif
#ifdef SIGUSR1
/* set up null signal catcher so we can see what interrupts to getch do */
signal(SIGUSR1, announce_sig);
#endif
/* we must initialize the curses data structure only once */
initscr();
bkgdset(BLANK);
/* tests, in general, will want these modes */
use_colors = (bool) (monochrome ? FALSE : has_colors());
if (use_colors) {
start_color();
#ifdef NCURSES_VERSION_PATCH
max_colors = COLORS; /* was > 16 ? 16 : COLORS */
#if HAVE_USE_DEFAULT_COLORS
if (default_colors) {
use_default_colors();
min_colors = -1;
}
#if HAVE_ASSUME_DEFAULT_COLORS
if (assumed_colors)
assume_default_colors(default_fg, default_bg);
#endif
#endif
#else /* normal SVr4 curses */
max_colors = COLORS; /* was > 8 ? 8 : COLORS */
#endif
max_pairs = COLOR_PAIRS; /* was > 256 ? 256 : COLOR_PAIRS */
if (can_change_color()) {
short cp;
all_colors = typeMalloc(RGB_DATA, (unsigned) max_colors);
if (!all_colors)
failed("all_colors");
for (cp = 0; cp < max_colors; ++cp) {
color_content(cp,
&all_colors[cp].red,
&all_colors[cp].green,
&all_colors[cp].blue);
}
if (palette_file != 0) {
FILE *fp = fopen(palette_file, "r");
if (fp != 0) {
char buffer[BUFSIZ];
int red, green, blue;
int scale = 1000;
while (fgets(buffer, sizeof(buffer), fp) != 0) {
if (sscanf(buffer, "scale:%d", &c) == 1) {
scale = c;
} else if (sscanf(buffer, "%d:%d %d %d",
&c,
&red,
&green,
&blue) == 4
&& okCOLOR(c)
&& okRGB(red)
&& okRGB(green)
&& okRGB(blue)) {
all_colors[c].red = (short) ((red * 1000) / scale);
all_colors[c].green = (short) ((green * 1000) / scale);
all_colors[c].blue = (short) ((blue * 1000) / scale);
}
}
fclose(fp);
}
}
}
}
set_terminal_modes();
def_prog_mode();
/*
* Return to terminal mode, so we're guaranteed of being able to
* select terminal commands even if the capabilities are wrong.
*/
endwin();
#if HAVE_CURSES_VERSION
(void) printf("Welcome to %s. Press ? for help.\n", curses_version());
#elif defined(NCURSES_VERSION_MAJOR) && defined(NCURSES_VERSION_MINOR) && defined(NCURSES_VERSION_PATCH)
(void) printf("Welcome to ncurses %d.%d.%d. Press ? for help.\n",
NCURSES_VERSION_MAJOR,
NCURSES_VERSION_MINOR,
NCURSES_VERSION_PATCH);
#else
(void) puts("Welcome to ncurses. Press ? for help.");
#endif
main_menu(TRUE);
ExitProgram(EXIT_SUCCESS);
}
/* ncurses.c ends here */