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Diffstat (limited to 'ncurses-5.3/test/ncurses.c')
| -rw-r--r-- | ncurses-5.3/test/ncurses.c | 4333 |
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diff --git a/ncurses-5.3/test/ncurses.c b/ncurses-5.3/test/ncurses.c new file mode 100644 index 0000000..64e7d68 --- /dev/null +++ b/ncurses-5.3/test/ncurses.c @@ -0,0 +1,4333 @@ +/**************************************************************************** + * Copyright (c) 1998-2001,2002 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). + +$Id$ + +***************************************************************************/ + +#include <stdio.h> +#include <ctype.h> +#include <assert.h> + +#include <test.priv.h> + +#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 HAVE_PANEL_H && HAVE_LIBPANEL +#define USE_LIBPANEL 1 +#include <panel.h> +#else +#define USE_LIBPANEL 0 +#endif + +#if HAVE_MENU_H && HAVE_LIBMENU +#define USE_LIBMENU 1 +#include <menu.h> +#else +#define USE_LIBMENU 0 +#endif + +#if HAVE_FORM_H && HAVE_LIBFORM +#define USE_LIBFORM 1 +#include <form.h> +#else +#define USE_LIBFORM 0 +#endif + +#ifdef NCURSES_VERSION + +#ifdef TRACE +static int save_trace = TRACE_ORDINARY | TRACE_CALLS; +extern int _nc_tracing; +#endif + +#else + +#define mmask_t chtype /* not specified in XSI */ + +#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 + +#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 + +#define P(string) printw("%s\n", string) +#ifdef CTRL +#undef CTRL +#endif +#define CTRL(x) ((x) & 0x1f) + +#define QUIT CTRL('Q') +#define ESCAPE CTRL('[') +#define BLANK ' ' /* this is the background character */ + +#undef max_colors +static int max_colors; /* the actual number of colors we'll use */ + +#undef max_pairs +static int max_pairs; /* ...and the number of color pairs */ + +/* 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)); +} + +/* 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; + _tracef("TOGGLE-TRACING OFF"); + _nc_tracing = 0; + } else { + _nc_tracing = save_trace; + } + trace(_nc_tracing); + if (_nc_tracing) + _tracef("TOGGLE-TRACING ON"); + } +#else + c = wgetch(win); +#endif + return c; +} +#define Getchar() wGetchar(stdscr) + +#if USE_WIDEC_SUPPORT +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; + _tracef("TOGGLE-TRACING OFF"); + _nc_tracing = 0; + } else { + _nc_tracing = save_trace; + } + trace(_nc_tracing); + if (_nc_tracing) + _tracef("TOGGLE-TRACING ON"); + } +#else + c = wget_wch(win, result); +#endif + return c; +} +#define Get_wchar(result) wGet_wchar(stdscr, result) + +#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(); + system("sh"); + if (message) + addstr("returned from shellout.\n"); + refresh(); +} + +#ifdef NCURSES_MOUSE_VERSION +static const char * +mouse_decode(MEVENT const *ep) +{ + static char buf[80]; + + (void) sprintf(buf, "id %2d at (%2d, %2d, %2d) state %4lx = {", + ep->id, ep->x, ep->y, ep->z, 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"); + SHOW(BUTTON1_RESERVED_EVENT, "reserved-1"); + 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"); + SHOW(BUTTON2_RESERVED_EVENT, "reserved-2"); + 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"); + SHOW(BUTTON3_RESERVED_EVENT, "reserved-3"); + 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"); + SHOW(BUTTON4_RESERVED_EVENT, "reserved-4"); + 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); +} +#endif /* NCURSES_MOUSE_VERSION */ + +/**************************************************************************** + * + * Character input test + * + ****************************************************************************/ + +static void +setup_getch(WINDOW *win, bool 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 +wgetch_help(WINDOW *win, bool 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 (x also exits)" + ,"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 + (n % chk); + int col = (n >= chk) ? COLS / 2 : 0; + int flg = ((strstr(help[n], "toggle") != 0) + && (flags[UChar(*help[n])] != FALSE)); + if (flg) + standout(); + mvprintw(row, col, "%s", help[n]); + if (col == 0) + clrtoeol(); + if (flg) + 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(NCURSES_VERSION) && defined(KEY_RESIZE) && HAVE_WRESIZE +typedef struct { + WINDOW *text; + WINDOW *frame; +} WINSTACK; + +static WINSTACK *winstack = 0; +static unsigned len_winstack = 0; + +static void +remember_boxes(unsigned level, WINDOW *txt_win, WINDOW *box_win) +{ + unsigned need = (level + 1) * 2; + + if (winstack == 0) { + len_winstack = 20; + winstack = malloc(len_winstack * sizeof(WINSTACK)); + } else if (need >= len_winstack) { + len_winstack = need; + winstack = realloc(winstack, len_winstack * sizeof(WINSTACK)); + } + winstack[level].text = txt_win; + winstack[level].frame = box_win; +} + +/* + * 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(int level, WINDOW *win) +{ + unsigned n; + int base = 5; + int high = LINES - base; + int wide = COLS; + + touchwin(stdscr); + wnoutrefresh(stdscr); + + /* FIXME: this chunk should be done in resizeterm() */ + slk_touch(); + slk_clear(); + slk_noutrefresh(); + + for (n = 0; (int) 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(); +} +#else +#define remember_boxes(level,text,frame) /* nothing */ +#endif + +static void +wgetch_test(int level, WINDOW *win, int delay) +{ + char buf[BUFSIZ]; + int first_y, first_x; + int c; + int incount = 0; + bool flags[256]; + bool blocking = (delay < 0); + int y, x; + + memset(flags, FALSE, sizeof(flags)); + flags['k'] = (win == stdscr); + + setup_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 (c == 'x' || c == 'q') { + break; + } else if (c == 'e') { + flags['e'] = !flags['e']; + setup_getch(win, flags); + wgetch_help(win, flags); + } else if (c == 'g') { + waddstr(win, "getstr test: "); + echo(); + wgetnstr(win, buf, sizeof(buf) - 1); + noecho(); + wprintw(win, "I saw %d characters:\n\t`%s'.", (int) strlen(buf), buf); + wclrtoeol(win); + wgetch_wrap(win, first_y); + } else if (c == 'k') { + flags['k'] = !flags['k']; + setup_getch(win, flags); + wgetch_help(win, flags); + } else if (c == 'm') { + flags['m'] = !flags['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) { + MEVENT event; + + getmouse(&event); + wprintw(win, "KEY_MOUSE, %s", mouse_decode(&event)); + getyx(win, y, x); + move(event.y, event.x); + addch('*'); + wmove(win, y, x); + } 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) { + int c2 = (c & 0x7f); + if (isprint(c2)) + (void) wprintw(win, "M-%c", c2); + else + (void) wprintw(win, "M-%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(c)); + } + wgetch_wrap(win, first_y); + } + } + + wtimeout(win, -1); +} + +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(); + wgetch_test(0, stdscr, delay); + finish_getch_test(); +} + +#if USE_WIDEC_SUPPORT +/* + * 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_wide_boxes(int level, WINDOW *win) +{ + unsigned n; + int base = 5; + int high = LINES - base; + int wide = COLS; + + touchwin(stdscr); + wnoutrefresh(stdscr); + + /* FIXME: this chunk should be done in resizeterm() */ + slk_touch(); + slk_clear(); + slk_noutrefresh(); + + for (n = 0; (int) 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(); +} + +static void +wget_wch_test(int level, WINDOW *win, int delay) +{ + char buf[BUFSIZ]; + int first_y, first_x; + wint_t c; + int incount = 0; + bool flags[256]; + bool blocking = (delay < 0); + int y, x, code; + + memset(flags, FALSE, sizeof(flags)); + flags['k'] = (win == stdscr); + + setup_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 (c == 'x' || c == 'q') { + break; + } else if (c == 'e') { + flags['e'] = !flags['e']; + setup_getch(win, flags); + wgetch_help(win, flags); + } else if (c == 'g') { + waddstr(win, "getstr test: "); + echo(); + wgetnstr(win, buf, sizeof(buf) - 1); + noecho(); + wprintw(win, "I saw %d characters:\n\t`%s'.", strlen(buf), buf); + wclrtoeol(win); + wgetch_wrap(win, first_y); + } else if (c == 'k') { + flags['k'] = !flags['k']; + setup_getch(win, flags); + wgetch_help(win, flags); + } else if (c == 'm') { + flags['m'] = !flags['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 ", c); +#ifdef NCURSES_MOUSE_VERSION + if (c == KEY_MOUSE) { + MEVENT event; + + getmouse(&event); + wprintw(win, "KEY_MOUSE, %s", mouse_decode(&event)); + getyx(win, y, x); + move(event.y, event.x); + addch('*'); + wmove(win, y, x); + } else +#endif /* NCURSES_MOUSE_VERSION */ + if (code == KEY_CODE_YES) { +#ifdef KEY_RESIZE + if (c == KEY_RESIZE) { + resize_wide_boxes(level, win); + } +#endif + (void) waddstr(win, key_name(c)); + } else { + if (c < 256 && iscntrl(c)) { + (void) wprintw(win, "%s (control character)", unctrl(c)); + } else { + wchar_t c2 = c; + waddnwstr(win, &c2, 1); + (void) wprintw(win, " = %#x (printable character)", c); + } + } + wgetch_wrap(win, first_y); + } + } + + wtimeout(win, -1); +} + +static void +get_wch_test(void) +{ + int delay = begin_getch_test(); + wget_wch_test(0, stdscr, delay); + finish_getch_test(); +} +#endif + +/**************************************************************************** + * + * Character attributes test + * + ****************************************************************************/ + +static int +show_attr(int row, int skip, chtype attr, const char *name) +{ + static const char *string = "abcde fghij klmno pqrst uvwxy z"; + int ncv = tigetnum("ncv"); + + mvprintw(row, 8, "%s mode:", name); + mvprintw(row, 24, "|"); + if (skip) + printw("%*s", skip, " "); + attrset(attr); + /* + * If we're to write a string in the alternate character set, it is not + * sufficient to just set A_ALTCHARSET. We have to perform the mapping + * that corresponds. This is not needed for vt100-compatible devices + * because the acs_map[] is 1:1, but for PC-style devices such as Linux + * console, the acs_map[] is scattered about the range. + * + * The addch/addstr functions do not themselves do this mapping, since it + * is possible to turn off the A_ALTCHARSET flag for the characters which + * are added, and it would be an unexpected result to have the mapped + * characters visible on the screen. + * + * This example works because the indices into acs_map[] are mostly from + * the lowercase characters. + */ + if (attr & A_ALTCHARSET) { + const char *s = string; + while (*s) { + int ch = *s++; +#ifdef CURSES_ACS_ARRAY + if ((ch = CURSES_ACS_ARRAY[ch]) == 0) + ch = ' '; +#endif + addch(ch); + } + } else { + addstr(string); + } + attroff(attr); + if (skip) + printw("%*s", skip, " "); + printw("|"); + if (attr != A_NORMAL) { + if (!(termattrs() & attr)) { + printw(" (N/A)"); + } else if (ncv > 0 && (getbkgd(stdscr) & A_COLOR)) { + static const chtype table[] = + { + A_STANDOUT, + A_UNDERLINE, + A_REVERSE, + A_BLINK, + A_DIM, + A_BOLD, + A_INVIS, + 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)"); + } + } + return row + 2; +} + +static bool +attr_getc(int *skip, int *fg, int *bg, int *ac) +{ + int ch = Getchar(); + + if (isdigit(ch)) { + *skip = (ch - '0'); + } else if (ch == CTRL('L')) { + touchwin(stdscr); + touchwin(curscr); + } else if (has_colors()) { + switch (ch) { + case 'a': + *ac = 0; + break; + case 'A': + *ac = A_ALTCHARSET; + break; + case 'f': + *fg = (*fg + 1); + break; + case 'F': + *fg = (*fg - 1); + break; + case 'b': + *bg = (*bg + 1); + break; + case 'B': + *bg = (*bg - 1); + break; + default: + return FALSE; + } + if (*fg >= max_colors) + *fg = 0; + if (*fg < 0) + *fg = max_colors - 1; + if (*bg >= max_colors) + *bg = 0; + if (*bg < 0) + *bg = max_colors - 1; + } else { + switch (ch) { + case 'a': + *ac = 0; + break; + case 'A': + *ac = A_ALTCHARSET; + break; + default: + return FALSE; + } + } + return TRUE; +} + +static void +attr_test(void) +/* test text attributes */ +{ + int n; + int skip = tigetnum("xmc"); + int fg = COLOR_BLACK; /* color pair 0 is special */ + int bg = COLOR_BLACK; + int ac = 0; + bool *pairs = (bool *) calloc(max_pairs, sizeof(bool)); + pairs[0] = TRUE; + + if (skip < 0) + skip = 0; + + n = skip; /* make it easy */ + + do { + int row = 2; + int normal = A_NORMAL | BLANK; + + if (has_colors()) { + int pair = (fg * max_colors) + bg; + if (!pairs[pair]) { + init_pair(pair, fg, bg); + pairs[pair] = TRUE; + } + normal |= COLOR_PAIR(pair); + } + bkgd(normal); + bkgdset(normal); + erase(); + + box(stdscr, 0, 0); + mvaddstr(0, 20, "Character attribute test display"); + + row = show_attr(row, n, ac | A_STANDOUT, "STANDOUT"); + row = show_attr(row, n, ac | A_REVERSE, "REVERSE"); + row = show_attr(row, n, ac | A_BOLD, "BOLD"); + row = show_attr(row, n, ac | A_UNDERLINE, "UNDERLINE"); + row = show_attr(row, n, ac | A_DIM, "DIM"); + row = show_attr(row, n, ac | A_BLINK, "BLINK"); + row = show_attr(row, n, ac | A_PROTECT, "PROTECT"); + row = show_attr(row, n, ac | A_INVIS, "INVISIBLE"); + row = show_attr(row, n, ac | A_NORMAL, "NORMAL"); + + mvprintw(row, 8, + "This terminal does %shave the magic-cookie glitch", + tigetnum("xmc") > -1 ? "" : "not "); + mvprintw(row + 1, 8, + "Enter a digit to set gaps on each side of displayed attributes"); + mvprintw(row + 2, 8, + "^L = repaint"); + if (has_colors()) + printw(". f/F/b/F toggle colors (now %d/%d), a/A altcharset (%d)", + fg, bg, ac != 0); + else + printw(". a/A altcharset (%d)", ac != 0); + + refresh(); + } while (attr_getc(&n, &fg, &bg, &ac)); + + free((char *) pairs); + bkgdset(A_NORMAL | BLANK); + erase(); + endwin(); +} + +/**************************************************************************** + * + * 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) +{ + if (max_colors > 8) + mvprintw(y, x, "%02d ", color); + else + mvaddstr(y, x, the_color_names[color]); +} + +static void +color_test(void) +/* generate a color test pattern */ +{ + int i; + int base, top, width; + NCURSES_CONST char *hello; + + refresh(); + (void) printw("There are %d color pairs\n", COLOR_PAIRS); + + width = (max_colors > 8) ? 4 : 8; + hello = (max_colors > 8) ? "Test" : "Hello"; + + for (base = 0; base < 2; base++) { + top = (max_colors > 8) ? 0 : base * (max_colors + 3); + clrtobot(); + (void) mvprintw(top + 1, 0, + "%dx%d matrix of foreground/background colors, bright *%s*\n", + max_colors, max_colors, + base ? "on" : "off"); + for (i = 0; i < max_colors; i++) + show_color_name(top + 2, (i + 1) * width, i); + for (i = 0; i < max_colors; i++) + show_color_name(top + 3 + i, 0, i); + for (i = 1; i < max_pairs; i++) { + init_pair(i, i % max_colors, i / max_colors); + attron((attr_t) COLOR_PAIR(i)); + if (base) + attron((attr_t) A_BOLD); + mvaddstr(top + 3 + (i / max_colors), (i % max_colors + 1) * + width, hello); + attrset(A_NORMAL); + } + if ((max_colors > 8) || base) + Pause(); + } + + erase(); + endwin(); +} + +static void +change_color(int current, int field, int value, int usebase) +{ + short red, green, blue; + + if (usebase) + color_content(current, &red, &green, &blue); + else + red = green = blue = 0; + + switch (field) { + case 0: + red += value; + break; + case 1: + green += value; + break; + case 2: + blue += value; + break; + } + + if (init_color(current, red, green, blue) == ERR) + beep(); +} + +static void +color_edit(void) +/* display the color test pattern, without trying to edit colors */ +{ + int i, this_c = 0, value = 0, current = 0, field = 0; + int last_c; + + refresh(); + + for (i = 0; i < max_colors; i++) + init_pair(i, COLOR_WHITE, 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 = 0; i < max_colors; i++) { + mvprintw(2 + i, 0, "%c %-8s:", + (i == current ? '>' : ' '), + (i < (int) SIZEOF(the_color_names) + ? the_color_names[i] : "")); + attrset(COLOR_PAIR(i)); + addstr(" "); + attrset(A_NORMAL); + + /* + * Note: this refresh should *not* be necessary! It works around + * a bug in attribute handling that apparently causes the A_NORMAL + * attribute sets to interfere with the actual emission of the + * color setting somehow. This needs to be fixed. + */ + refresh(); + + color_content(i, &red, &green, &blue); + addstr(" R = "); + if (current == i && field == 0) + attron(A_STANDOUT); + printw("%04d", red); + if (current == i && field == 0) + attrset(A_NORMAL); + addstr(", G = "); + if (current == i && field == 1) + attron(A_STANDOUT); + printw("%04d", green); + if (current == i && field == 1) + attrset(A_NORMAL); + addstr(", B = "); + if (current == i && field == 2) + attron(A_STANDOUT); + printw("%04d", blue); + if (current == i && field == 2) + attrset(A_NORMAL); + attrset(A_NORMAL); + addstr(")"); + } + + mvaddstr(max_colors + 3, 0, + "Use up/down to select a color, left/right to change fields."); + mvaddstr(max_colors + 4, 0, + "Modify field by typing nnn=, nnn-, or nnn+. ? for help."); + + move(2 + current, 0); + + last_c = this_c; + this_c = Getchar(); + if (isdigit(this_c) && !isdigit(last_c)) + value = 0; + + switch (this_c) { + case KEY_UP: + current = (current == 0 ? (max_colors - 1) : current - 1); + break; + + 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(current, field, value, 1); + break; + + case '-': + change_color(current, field, -value, 1); + break; + + case '=': + change_color(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("To quit, do `x' or 'q'"); + + Pause(); + erase(); + break; + + case 'x': + case 'q': + break; + + default: + beep(); + break; + } + mvprintw(LINES - 2, 0, "Number: %d", value); + clrtoeol(); + } while + (this_c != 'x' && this_c != 'q'); + + erase(); + endwin(); +} + +/**************************************************************************** + * + * Soft-key label test + * + ****************************************************************************/ + +static void +slk_test(void) +/* exercise the soft keys */ +{ + int c, fmt = 1; + char buf[9]; + + c = CTRL('l'); + do { + move(0, 0); + switch (c) { + case CTRL('l'): + erase(); + attron(A_BOLD); + mvaddstr(0, 20, "Soft Key Exerciser"); + attroff(A_BOLD); + + move(2, 0); + P("Available commands are:"); + P(""); + P("^L -- refresh screen"); + P("a -- activate or restore soft keys"); + P("d -- disable soft keys"); + P("c -- set centered format for labels"); + P("l -- set left-justified format for labels"); + P("r -- set right-justified format for labels"); + P("[12345678] -- set label; labels are numbered 1 through 8"); + P("e -- erase stdscr (should not erase labels)"); + P("s -- test scrolling of shortened screen"); + P("x, q -- return to main menu"); + P(""); + P("Note: if activating the soft keys causes your terminal to"); + P("scroll up one line, your terminal auto-scrolls when anything"); + P("is written to the last screen position. The ncurses code"); + P("does not yet handle this gracefully."); + refresh(); + /* fall through */ + + case 'a': + slk_restore(); + break; + + case 'e': + wclear(stdscr); + break; + + case 's': + mvprintw(20, 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': + (void) mvaddstr(20, 0, "Please enter the label value: "); + echo(); + wgetnstr(stdscr, buf, 8); + noecho(); + slk_set((c - '0'), buf, fmt); + slk_refresh(); + move(20, 0); + clrtoeol(); + break; + + case 'x': + case 'q': + goto done; + + default: + beep(); + } + } while + ((c = Getchar()) != EOF); + + done: + erase(); + endwin(); +} + +/**************************************************************************** + * + * Alternate character-set stuff + * + ****************************************************************************/ + +/* 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 first) +{ + bool C1 = (first == 128); + int code; + int last = first + 31; + 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 row = 4 + ((code - first) % 16); + int col = ((code - first) / 16) * COLS / 2; + char tmp[80]; + sprintf(tmp, "%3d (0x%x)", code, code); + mvprintw(row, col, "%*s: ", COLS / 4, tmp); + if (C1) + nodelay(stdscr, TRUE); + echochar(code); + if (C1) { + /* (yes, this _is_ crude) */ + while ((reply = Getchar()) != ERR) { + addch(reply); + napms(10); + } + nodelay(stdscr, FALSE); + } + } +} + +static void +show_box_chars(void) +{ + erase(); + attron(A_BOLD); + mvaddstr(0, 20, "Display of the ACS Line-Drawing Set"); + attroff(A_BOLD); + refresh(); + box(stdscr, 0, 0); + /* *INDENT-OFF* */ + mvhline(LINES / 2, 0, ACS_HLINE, COLS); + mvvline(0, COLS / 2, ACS_VLINE, LINES); + mvaddch(0, COLS / 2, ACS_TTEE); + mvaddch(LINES / 2, COLS / 2, ACS_PLUS); + mvaddch(LINES - 1, COLS / 2, ACS_BTEE); + mvaddch(LINES / 2, 0, ACS_LTEE); + mvaddch(LINES / 2, COLS - 1, ACS_RTEE); + /* *INDENT-ON* */ + +} + +static int +show_1_acs(int n, const char *name, chtype code) +{ + const int height = 16; + int row = 4 + (n % height); + int col = (n / height) * COLS / 2; + mvprintw(row, col, "%*s : ", COLS / 4, name); + addch(code); + return n + 1; +} + +static void +show_acs_chars(void) +/* display the ACS character set */ +{ + int n; + +#define BOTH(name) #name, name + + erase(); + attron(A_BOLD); + mvaddstr(0, 20, "Display of the ACS Character Set"); + attroff(A_BOLD); + refresh(); + + n = show_1_acs(0, BOTH(ACS_ULCORNER)); + n = show_1_acs(n, BOTH(ACS_URCORNER)); + n = show_1_acs(n, BOTH(ACS_LLCORNER)); + n = show_1_acs(n, BOTH(ACS_LRCORNER)); + + n = show_1_acs(n, BOTH(ACS_LTEE)); + n = show_1_acs(n, BOTH(ACS_RTEE)); + n = show_1_acs(n, BOTH(ACS_TTEE)); + n = show_1_acs(n, BOTH(ACS_BTEE)); + + n = show_1_acs(n, BOTH(ACS_HLINE)); + n = show_1_acs(n, BOTH(ACS_VLINE)); + + n = show_1_acs(n, BOTH(ACS_LARROW)); + n = show_1_acs(n, BOTH(ACS_RARROW)); + n = show_1_acs(n, BOTH(ACS_UARROW)); + n = show_1_acs(n, BOTH(ACS_DARROW)); + + n = show_1_acs(n, BOTH(ACS_BLOCK)); + n = show_1_acs(n, BOTH(ACS_BOARD)); + n = show_1_acs(n, BOTH(ACS_LANTERN)); + n = show_1_acs(n, BOTH(ACS_BULLET)); + n = show_1_acs(n, BOTH(ACS_CKBOARD)); + n = show_1_acs(n, BOTH(ACS_DEGREE)); + n = show_1_acs(n, BOTH(ACS_DIAMOND)); + n = show_1_acs(n, BOTH(ACS_PLMINUS)); + n = show_1_acs(n, BOTH(ACS_PLUS)); + + n = show_1_acs(n, BOTH(ACS_GEQUAL)); + n = show_1_acs(n, BOTH(ACS_NEQUAL)); + n = show_1_acs(n, BOTH(ACS_LEQUAL)); + + n = show_1_acs(n, BOTH(ACS_STERLING)); + n = show_1_acs(n, BOTH(ACS_PI)); + n = show_1_acs(n, BOTH(ACS_S1)); + n = show_1_acs(n, BOTH(ACS_S3)); + n = show_1_acs(n, BOTH(ACS_S7)); + n = show_1_acs(n, BOTH(ACS_S9)); +} + +static void +acs_display(void) +{ + int c = 'a'; + + do { + switch (c) { + case 'a': + show_acs_chars(); + break; + case 'b': + show_box_chars(); + break; + case '0': + case '1': + case '2': + case '3': + show_upper_chars((c - '0') * 32 + 128); + break; + } + mvprintw(LINES - 3, 0, + "Note: ANSI terminals may not display C1 characters."); + mvprintw(LINES - 2, 0, + "Select: a=ACS, b=box, 0=C1, 1,2,3=GR characters, q=quit"); + refresh(); + } while ((c = Getchar()) != 'x' && c != 'q'); + + Pause(); + erase(); + endwin(); +} + +#if USE_WIDEC_SUPPORT +static void +show_upper_widechars(int first) +{ + 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); + refresh(); + + for (code = first; code <= last; code++) { + int row = 4 + ((code - first) % 16); + int col = ((code - first) / 16) * COLS / 2; + wchar_t codes[10]; + attr_t attrs = A_NORMAL; + char tmp[80]; + + memset(&codes, 0, sizeof(codes)); + codes[0] = code; + sprintf(tmp, "%3ld (0x%lx)", code, code); + mvprintw(row, col, "%*s: ", COLS / 4, tmp); + setcchar(&temp, codes, attrs, 0, 0); + echo_wchar(&temp); + } +} + +static int +show_1_wacs(int n, const char *name, const cchar_t * code) +{ + const int height = 16; + int row = 4 + (n % height); + int col = (n / height) * COLS / 2; + mvprintw(row, col, "%*s : ", COLS / 4, name); + add_wchnstr(code, 1); + return n + 1; +} + +static void +show_wacs_chars(void) +/* display the wide-ACS character set */ +{ + int n; + +/*#define BOTH2(name) #name, &(name) */ +#define BOTH2(name) #name, name + + erase(); + attron(A_BOLD); + mvaddstr(0, 20, "Display of the Wide-ACS Character Set"); + attroff(A_BOLD); + refresh(); + + n = show_1_wacs(0, BOTH2(WACS_ULCORNER)); + n = show_1_wacs(n, BOTH2(WACS_URCORNER)); + n = show_1_wacs(n, BOTH2(WACS_LLCORNER)); + n = show_1_wacs(n, BOTH2(WACS_LRCORNER)); + + n = show_1_wacs(n, BOTH2(WACS_LTEE)); + n = show_1_wacs(n, BOTH2(WACS_RTEE)); + n = show_1_wacs(n, BOTH2(WACS_TTEE)); + n = show_1_wacs(n, BOTH2(WACS_BTEE)); + + n = show_1_wacs(n, BOTH2(WACS_HLINE)); + n = show_1_wacs(n, BOTH2(WACS_VLINE)); + + n = show_1_wacs(n, BOTH2(WACS_LARROW)); + n = show_1_wacs(n, BOTH2(WACS_RARROW)); + n = show_1_wacs(n, BOTH2(WACS_UARROW)); + n = show_1_wacs(n, BOTH2(WACS_DARROW)); + + n = show_1_wacs(n, BOTH2(WACS_BLOCK)); + n = show_1_wacs(n, BOTH2(WACS_BOARD)); + n = show_1_wacs(n, BOTH2(WACS_LANTERN)); + n = show_1_wacs(n, BOTH2(WACS_BULLET)); + n = show_1_wacs(n, BOTH2(WACS_CKBOARD)); + n = show_1_wacs(n, BOTH2(WACS_DEGREE)); + n = show_1_wacs(n, BOTH2(WACS_DIAMOND)); + n = show_1_wacs(n, BOTH2(WACS_PLMINUS)); + n = show_1_wacs(n, BOTH2(WACS_PLUS)); + +#ifdef CURSES_WACS_ARRAY + n = show_1_wacs(n, BOTH2(WACS_GEQUAL)); + n = show_1_wacs(n, BOTH2(WACS_NEQUAL)); + n = show_1_wacs(n, BOTH2(WACS_LEQUAL)); + + n = show_1_wacs(n, BOTH2(WACS_STERLING)); + n = show_1_wacs(n, BOTH2(WACS_PI)); + n = show_1_wacs(n, BOTH2(WACS_S1)); + n = show_1_wacs(n, BOTH2(WACS_S3)); + n = show_1_wacs(n, BOTH2(WACS_S7)); + n = show_1_wacs(n, BOTH2(WACS_S9)); +#endif +} + +static void +show_wbox_chars(void) +{ + erase(); + attron(A_BOLD); + mvaddstr(0, 20, "Display of the Wide-ACS Line-Drawing Set"); + attroff(A_BOLD); + refresh(); + box_set(stdscr, 0, 0); + /* *INDENT-OFF* */ + mvhline_set(LINES / 2, 0, WACS_HLINE, COLS); + mvvline_set(0, COLS / 2, WACS_VLINE, LINES); + mvadd_wch(0, COLS / 2, WACS_TTEE); + mvadd_wch(LINES / 2, COLS / 2, WACS_PLUS); + mvadd_wch(LINES - 1, COLS / 2, WACS_BTEE); + mvadd_wch(LINES / 2, 0, WACS_LTEE); + mvadd_wch(LINES / 2, COLS - 1, WACS_RTEE); + /* *INDENT-ON* */ + +} + +static int +show_2_wacs(int n, const char *name, char *code) +{ + const int height = 16; + int row = 4 + (n % height); + int col = (n / height) * COLS / 2; + mvprintw(row, col, "%*s : ", COLS / 4, name); + addstr(code); + return n + 1; +} + +static void +show_utf8_chars(void) +/* display the wide-ACS character set */ +{ + int n; + + erase(); + attron(A_BOLD); + mvaddstr(0, 20, "Display of the Wide-ACS Character Set"); + attroff(A_BOLD); + refresh(); + /* *INDENT-OFF* */ + n = show_2_wacs(0, "WACS_ULCORNER", "\342\224\214"); + n = show_2_wacs(n, "WACS_URCORNER", "\342\224\220"); + n = show_2_wacs(n, "WACS_LLCORNER", "\342\224\224"); + n = show_2_wacs(n, "WACS_LRCORNER", "\342\224\230"); + + n = show_2_wacs(n, "WACS_LTEE", "\342\224\234"); + n = show_2_wacs(n, "WACS_RTEE", "\342\224\244"); + n = show_2_wacs(n, "WACS_TTEE", "\342\224\254"); + n = show_2_wacs(n, "WACS_BTEE", "\342\224\264"); + + n = show_2_wacs(n, "WACS_HLINE", "\342\224\200"); + n = show_2_wacs(n, "WACS_VLINE", "\342\224\202"); + + n = show_2_wacs(n, "WACS_LARROW", "\342\206\220"); + n = show_2_wacs(n, "WACS_RARROW", "\342\206\222"); + n = show_2_wacs(n, "WACS_UARROW", "\342\206\221"); + n = show_2_wacs(n, "WACS_DARROW", "\342\206\223"); + + n = show_2_wacs(n, "WACS_BLOCK", "\342\226\256"); + n = show_2_wacs(n, "WACS_BOARD", "\342\226\222"); + n = show_2_wacs(n, "WACS_LANTERN", "\342\230\203"); + n = show_2_wacs(n, "WACS_BULLET", "\302\267"); + n = show_2_wacs(n, "WACS_CKBOARD", "\342\226\222"); + n = show_2_wacs(n, "WACS_DEGREE", "\302\260"); + n = show_2_wacs(n, "WACS_DIAMOND", "\342\227\206"); + n = show_2_wacs(n, "WACS_PLMINUS", "\302\261"); + n = show_2_wacs(n, "WACS_PLUS", "\342\224\274"); + n = show_2_wacs(n, "WACS_GEQUAL", "\342\211\245"); + n = show_2_wacs(n, "WACS_NEQUAL", "\342\211\240"); + n = show_2_wacs(n, "WACS_LEQUAL", "\342\211\244"); + + n = show_2_wacs(n, "WACS_STERLING", "\302\243"); + n = show_2_wacs(n, "WACS_PI", "\317\200"); + n = show_2_wacs(n, "WACS_S1", "\342\216\272"); + n = show_2_wacs(n, "WACS_S3", "\342\216\273"); + n = show_2_wacs(n, "WACS_S7", "\342\216\274"); + n = show_2_wacs(n, "WACS_S9", "\342\216\275"); + /* *INDENT-OFF* */ +} + +static void +wide_acs_display(void) +{ + int c = 'a'; + + do { + switch (c) { + case 'a': + show_wacs_chars(); + break; + case 'b': + show_wbox_chars(); + break; + case 'u': + show_utf8_chars(); + break; + default: + if (isdigit(c)) + show_upper_widechars((c - '0') * 32 + 128); + break; + } + mvprintw(LINES - 2, 0, + "Select: a WACS, b box, u UTF-8, 0-9 non-ASCII characters, q=quit"); + refresh(); + } while ((c = Getchar()) != 'x' && c != 'q'); + + Pause(); + erase(); + endwin(); +} + +#endif + +/* + * Graphic-rendition test (adapted from vttest) + */ +static void +test_sgr_attributes(void) +{ + int pass; + + for (pass = 0; pass < 2; pass++) { + int normal = ((pass == 0 ? A_NORMAL : A_REVERSE)) | BLANK; + + /* Use non-default colors if possible to exercise bce a little */ + if (has_colors()) { + init_pair(1, COLOR_WHITE, COLOR_BLUE); + normal |= 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; +}; + +#ifdef NCURSES_VERSION +#define keypad_active(win) (win)->_use_keypad +#define scroll_active(win) (win)->_scroll +#else +#define keypad_active(win) FALSE +#define scroll_active(win) FALSE +#endif + +/* 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 = (curp ? curp->wind : stdscr); + return keypad_active(win); +} + +static bool +HaveScroll(FRAME * curp) +{ + WINDOW *win = (curp ? curp->wind : stdscr); + return scroll_active(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 = (curp != 0) ? curp->wind : stdscr; + 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 QUIT: + case ESCAPE: + 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(); + + wrefresh(rwindow); + + move(0, 0); + clrtoeol(); + return (rwindow); +} + +static void +newwin_move(FRAME * curp, int dy, int dx) +{ + WINDOW *win = (curp != 0) ? curp->wind : stdscr; + 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; + + 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, i; + FILE *fp; + FRAME *current = (FRAME *) 0, *neww; + WINDOW *usescr = stdscr; + +#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'): + neww = (FRAME *) calloc(1, sizeof(FRAME)); + if ((neww->wind = getwindow()) == (WINDOW *) 0) + 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(current->wind, 1); + break; + + case CTRL('B'): /* scroll current window backwards */ + if (current) + wscrl(current->wind, -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; + + case CTRL('W'): /* save and delete window */ + if (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(current->wind, 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 { + neww = (FRAME *) calloc(1, sizeof(FRAME)); + + neww->next = current->next; + neww->last = current; + neww->last->next = neww; + neww->next->last = neww; + + neww->wind = getwin(fp); + (void) fclose(fp); + + wrefresh(neww->wind); + } + break; + +#if HAVE_WRESIZE + case CTRL('X'): /* resize window */ + if (current) { + pair *tmp, ul, lr; + int 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(current->wind, y, x); + if (--x < 0) { + if (--y < 0) + break; + x = getmaxx(current->wind) - 1; + } + mvwdelch(current->wind, y, x); + } + break; + + case '\r': + c = '\n'; + /* FALLTHROUGH */ + + default: + if (current) + waddch(current->wind, (chtype) c); + else + beep(); + break; + } + newwin_report(current); + usescr = (current ? current->wind : stdscr); + wrefresh(usescr); + } while + ((c = wGetchar(usescr)) != QUIT + && !((c == ESCAPE) && (keypad_active(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 unsigned long nap_msec = 1; + +static NCURSES_CONST char *mod[] = +{ + "test ", + "TEST ", + "(**) ", + "*()* ", + "<--> ", + "LAST " +}; + +/*+------------------------------------------------------------------------- + wait_a_while(msec) +--------------------------------------------------------------------------*/ +static void +wait_a_while(unsigned long 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 > 1000L) + sleep((int) msec / 1000L); + 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); + waddstr(stdscr, text); +} /* end of saywhat */ + +/*+------------------------------------------------------------------------- + mkpanel(rows,cols,tly,tlx) - alloc a win and panel and associate them +--------------------------------------------------------------------------*/ +static PANEL * +mkpanel(int 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 (has_colors()) { + int fg = (color == COLOR_BLUE) ? COLOR_WHITE : COLOR_BLACK; + int bg = color; + init_pair(color, fg, bg); + wbkgdset(win, 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 +fill_panel(PANEL * pan) +{ + WINDOW *win = panel_window(pan); + int num = ((const char *) panel_userptr(pan))[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, num); + } + } +} /* end of fill_panel */ + +static void +demo_panels(void) +{ + int itmp; + register int y, x; + + refresh(); + + for (y = 0; y < LINES - 1; y++) { + for (x = 0; x < COLS; x++) + wprintw(stdscr, "%d", (y + x) % 10); + } + for (y = 0; y < 5; y++) { + PANEL *p1; + PANEL *p2; + PANEL *p3; + PANEL *p4; + PANEL *p5; + + p1 = mkpanel(COLOR_RED, + LINES / 2 - 2, + COLS / 8 + 1, + 0, + 0); + set_panel_userptr(p1, "p1"); + + p2 = mkpanel(COLOR_GREEN, + LINES / 2 + 1, + COLS / 7, + LINES / 4, + COLS / 10); + set_panel_userptr(p2, "p2"); + + p3 = mkpanel(COLOR_YELLOW, + LINES / 4, + COLS / 10, + LINES / 2, + COLS / 9); + set_panel_userptr(p3, "p3"); + + p4 = mkpanel(COLOR_BLUE, + LINES / 2 - 2, + COLS / 8, + LINES / 2 - 2, + COLS / 3); + set_panel_userptr(p4, "p4"); + + p5 = mkpanel(COLOR_MAGENTA, + LINES / 2 - 2, + COLS / 8, + LINES / 2, + COLS / 2 - 2); + set_panel_userptr(p5, "p5"); + + fill_panel(p1); + fill_panel(p2); + fill_panel(p3); + fill_panel(p4); + fill_panel(p5); + hide_panel(p4); + hide_panel(p5); + pflush(); + saywhat("press any key to continue"); + wait_a_while(nap_msec); + + saywhat("h3 s1 s2 s4 s5; press any key to continue"); + move_panel(p1, 0, 0); + hide_panel(p3); + show_panel(p1); + show_panel(p2); + show_panel(p4); + show_panel(p5); + pflush(); + wait_a_while(nap_msec); + + saywhat("s1; press any key to continue"); + show_panel(p1); + pflush(); + wait_a_while(nap_msec); + + saywhat("s2; press any key to continue"); + show_panel(p2); + pflush(); + wait_a_while(nap_msec); + + saywhat("m2; press any key to continue"); + move_panel(p2, LINES / 3 + 1, COLS / 8); + pflush(); + wait_a_while(nap_msec); + + saywhat("s3;"); + show_panel(p3); + pflush(); + wait_a_while(nap_msec); + + saywhat("m3; press any key to continue"); + move_panel(p3, LINES / 4 + 1, COLS / 15); + pflush(); + wait_a_while(nap_msec); + + saywhat("b3; press any key to continue"); + bottom_panel(p3); + pflush(); + wait_a_while(nap_msec); + + saywhat("s4; press any key to continue"); + show_panel(p4); + pflush(); + wait_a_while(nap_msec); + + saywhat("s5; press any key to continue"); + show_panel(p5); + pflush(); + wait_a_while(nap_msec); + + saywhat("t3; press any key to continue"); + top_panel(p3); + pflush(); + wait_a_while(nap_msec); + + saywhat("t1; press any key to continue"); + top_panel(p1); + pflush(); + wait_a_while(nap_msec); + + saywhat("t2; press any key to continue"); + top_panel(p2); + pflush(); + wait_a_while(nap_msec); + + saywhat("t3; press any key to continue"); + top_panel(p3); + pflush(); + wait_a_while(nap_msec); + + saywhat("t4; press any key to continue"); + top_panel(p4); + pflush(); + wait_a_while(nap_msec); + + for (itmp = 0; itmp < 6; itmp++) { + WINDOW *w4 = panel_window(p4); + WINDOW *w5 = panel_window(p5); + + saywhat("m4; press any key to continue"); + wmove(w4, LINES / 8, 1); + waddstr(w4, mod[itmp]); + move_panel(p4, LINES / 6, itmp * (COLS / 8)); + wmove(w5, LINES / 6, 1); + waddstr(w5, mod[itmp]); + pflush(); + wait_a_while(nap_msec); + + saywhat("m5; press any key to continue"); + wmove(w4, LINES / 6, 1); + waddstr(w4, mod[itmp]); + move_panel(p5, LINES / 3 - 1, (itmp * 10) + 6); + wmove(w5, LINES / 8, 1); + waddstr(w5, mod[itmp]); + pflush(); + wait_a_while(nap_msec); + } + + saywhat("m4; press any key to continue"); + move_panel(p4, LINES / 6, itmp * (COLS / 8)); + pflush(); + wait_a_while(nap_msec); + + saywhat("t5; press any key to continue"); + top_panel(p5); + pflush(); + wait_a_while(nap_msec); + + saywhat("t2; press any key to continue"); + top_panel(p2); + pflush(); + wait_a_while(nap_msec); + + saywhat("t1; press any key to continue"); + top_panel(p1); + pflush(); + wait_a_while(nap_msec); + + saywhat("d2; press any key to continue"); + rmpanel(p2); + pflush(); + wait_a_while(nap_msec); + + saywhat("h3; press any key to continue"); + hide_panel(p3); + pflush(); + wait_a_while(nap_msec); + + saywhat("d1; press any key to continue"); + rmpanel(p1); + pflush(); + wait_a_while(nap_msec); + + saywhat("d4; press any key to continue"); + rmpanel(p4); + pflush(); + wait_a_while(nap_msec); + + saywhat("d5; press any key to continue"); + rmpanel(p5); + pflush(); + wait_a_while(nap_msec); + if (nap_msec == 1) + break; + nap_msec = 100L; + } + + erase(); + endwin(); +} + +/**************************************************************************** + * + * 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, q 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:?, timer:t, scroll mark:s." + }; + int n = (SIZEOF(legend) - (LINES - line)); + if (line < LINES && (n >= 0)) { + move(line, 0); + 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 +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 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; +#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) (top_x + (basex * ratio)); + highend = (int) (top_x + ((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) (top_y + (basey * ratio)); + highend = (int) (top_y + ((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 + if (timing) { + double elapsed; + gettimeofday(&after, 0); + elapsed = (after.tv_sec + after.tv_usec / 1.0e6) + - (before.tv_sec + before.tv_usec / 1.0e6); + move(LINES - 1, COLS - 20); + 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 'q': + 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. */ +{ + int i, j; + unsigned gridcount = 0; + WINDOW *panpad = newpad(PAD_HIGH, PAD_WIDE); + + if (panpad == 0) { + Cannot("cannot create requested pad"); + return; + } + + for (i = 0; i < PAD_HIGH; i++) { + for (j = 0; j < PAD_WIDE; j++) + if (i % GRIDSIZE == 0 && j % GRIDSIZE == 0) { + if (i == 0 || j == 0) + waddch(panpad, '+'); + else + waddch(panpad, (chtype) ('A' + (gridcount++ % 26))); + } else if (i % GRIDSIZE == 0) + waddch(panpad, '-'); + else if (j % GRIDSIZE == 0) + waddch(panpad, '|'); + else + waddch(panpad, ' '); + } + 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(); +} +#endif /* USE_LIBPANEL */ + +/**************************************************************************** + * + * 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 (has_colors()) { + init_pair(2, COLOR_CYAN, COLOR_BLUE); + wbkgd(subWin, COLOR_PAIR(2) | ' '); + } +#endif + 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 char *animals[] = +{ + "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 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++) + *ip++ = new_item(*ap, ""); + *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_REQUEST_DENIED) + beep(); + continue; + } + + (void) 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; + int 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(int 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 = (char *) malloc(need); + } + 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, 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++) + *ip++ = new_item(t_tbl[n].name, ""); + *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++) { + int 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); + _tracef("trace level interactively set to %s", tracetrace(_nc_tracing)); + + (void) 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, strlen(label), frow, fcol, 0, 0); + + if (f) { + set_field_buffer(f, 0, label); + set_field_opts(f, 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 temp[80]; + long len; + + strcpy(temp, field_buffer(me, 1)); + len = (long) (char *) field_userptr(me); + if (c <= KEY_MAX) { + if (isgraph(c)) { + temp[len++] = 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); + } + return c; +} + +static int +form_virtualize(FORM * f, WINDOW *w) +{ + 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 + } + }; + + static int mode = REQ_INS_MODE; + int c = wGetchar(w); + unsigned n; + FIELD *me = current_field(f); + + 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; + } + } + } + + /* + * Force the field that the user is typing into to be in reverse video, + * while the other fields are shown underlined. + */ + if (c <= KEY_MAX) { + c = edit_secure(me, c); + set_field_back(me, A_REVERSE); + } else if (c <= MAX_FORM_COMMAND) { + 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); + } +} + +static void +demo_forms(void) +{ + WINDOW *w; + FORM *form; + FIELD *f[12], *secure; + int finished = 0, c; + unsigned n = 0; + + move(18, 0); + addstr("Defined form-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."); + + mvaddstr(4, 57, "Forms Entry Test"); + + refresh(); + + /* describe the form */ + 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); + f[n++] = make_label(2, 20, "First Name"); + f[n++] = make_field(3, 20, 1, 12, FALSE); + f[n++] = make_label(2, 34, "Middle Name"); + f[n++] = make_field(3, 34, 1, 12, FALSE); + 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); + f[n++] = (FIELD *) 0; + + form = new_form(f); + + 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]); + noraw(); + nl(); +} +#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, 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, ch); + } + } +} + +static void +overlap_test(void) +/* test effects of overlapping windows */ +{ + int ch; + + WINDOW *win1 = newwin(9, 20, 3, 3); + WINDOW *win2 = newwin(9, 20, 9, 16); + + 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"); + + move(18, 0); + printw("a = refresh A, then B, then doupdate. b = refresh B, then A, then doupdaute\n"); + printw("c = fill window A with letter A. d = fill window B with letter B.\n"); + printw("e = cross pattern in window A. f = cross pattern in window B.\n"); + printw("g = clear window A. h = clear window B.\n"); + printw("i = overwrite A onto B. j = overwrite B onto A.\n"); + printw("^Q/ESC = terminate test."); + + while ((ch = Getchar()) != QUIT && ch != ESCAPE) + switch (ch) { + case 'a': /* refresh window A first, then B */ + wnoutrefresh(win1); + wnoutrefresh(win2); + doupdate(); + break; + + case 'b': /* refresh window B first, then A */ + wnoutrefresh(win2); + wnoutrefresh(win1); + doupdate(); + break; + + case 'c': /* fill window A so it's visible */ + fillwin(win1, 'A'); + break; + + case 'd': /* fill window B so it's visible */ + fillwin(win2, 'B'); + break; + + case 'e': /* cross test pattern in window A */ + crosswin(win1, 'A'); + break; + + case 'f': /* cross test pattern in window A */ + crosswin(win2, 'B'); + break; + + case 'g': /* clear window A */ + wclear(win1); + wmove(win1, 0, 0); + break; + + case 'h': /* clear window B */ + wclear(win2); + wmove(win2, 0, 0); + break; + + case 'i': /* overwrite A onto B */ + overwrite(win1, win2); + break; + + case 'j': /* overwrite B onto A */ + overwrite(win2, win1); + break; + } + + delwin(win2); + delwin(win1); + erase(); + 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; + + case 'c': + if (!has_colors()) + Cannot("does not support color."); + else + color_test(); + break; + + case 'd': + if (!has_colors()) + Cannot("does not support color."); + else if (!can_change_color()) + Cannot("has hardwired color values."); + else + color_edit(); + break; + + case 'e': + slk_test(); + break; + + case 'f': + acs_display(); + break; + +#if USE_WIDEC_SUPPORT + case 'F': + wide_acs_display(); + break; +#endif + +#if USE_LIBPANEL + case 'o': + demo_panels(); + 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 + +#if USE_LIBPANEL + case 'p': + demo_pad(); + break; +#endif + +#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 fmt specify format for soft-keys test (e)" + ," -f rip-off footer line (can repeat)" + ," -h rip-off header line (can repeat)" + ," -s msec specify nominal time for panel-demo (default: 1, to hold)" +#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 RETSIGTYPE +announce_sig(int sig) +{ + (void) fprintf(stderr, "Handled signal %d\r\n", sig); +} +#endif + +static int +rip_footer(WINDOW *win, int cols) +{ + wbkgd(win, A_REVERSE); + werase(win); + wmove(win, 0, 0); + wprintw(win, "footer: %d columns", 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: %d columns", cols); + wnoutrefresh(win); + return OK; +} + +/*+------------------------------------------------------------------------- + main(argc,argv) +--------------------------------------------------------------------------*/ + +int +main(int argc, char *argv[]) +{ + int command, 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 + + setlocale(LC_ALL, ""); + + while ((c = getopt(argc, argv, "a:de:fhs:t:")) != EOF) { + switch (c) { +#ifdef NCURSES_VERSION + case 'a': + assumed_colors = TRUE; + sscanf(optarg, "%d,%d", &default_fg, &default_bg); + break; + case 'd': + default_colors = TRUE; + break; +#endif + 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; + case 'f': + ripoffline(-1, rip_footer); + break; + case 'h': + ripoffline(1, rip_header); + break; +#if USE_LIBPANEL + case 's': + nap_msec = atol(optarg); + break; +#endif +#ifdef TRACE + case 't': + save_trace = atoi(optarg); + 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 */ + + /* tell it we're going to play with soft keys */ + slk_init(my_e_param); + +#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 */ + if (has_colors()) { + start_color(); +#ifdef NCURSES_VERSION_PATCH + max_colors = COLORS > 16 ? 16 : COLORS; +#if HAVE_USE_DEFAULT_COLORS + if (default_colors) + use_default_colors(); +#if NCURSES_VERSION_PATCH >= 20000708 + else if (assumed_colors) + assume_default_colors(default_fg, default_bg); +#endif +#endif +#else /* normal SVr4 curses */ + max_colors = COLORS > 8 ? 8 : COLORS; +#endif + max_pairs = (max_colors * max_colors); + if (max_pairs < COLOR_PAIRS) + max_pairs = COLOR_PAIRS; + } + 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 + + 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"); + (void) puts("c = color test pattern"); + (void) puts("d = edit RGB color values"); + (void) puts("e = exercise soft keys"); + (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"); + (void) puts("p = exercise pad features"); + (void) puts("q = quit"); +#endif +#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. However (on Linux, at least) + * mixing stream I/O and 'read()' (used in the library) causes the + * input stream to be flushed when switching between the two. + */ + command = 0; + for (;;) { + char ch; + 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 != 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. The commands `x' or `q' will exit."); + } + continue; + } + } while + (command != 'q'); + + ExitProgram(EXIT_SUCCESS); +} + +/* ncurses.c ends here */ |