Author: Eric S. Raymond <esr@snark.thyrsus.com> 1993
Thomas E. Dickey (beginning revision 1.27 in 1996).
-$Id: ncurses.c,v 1.449 2017/04/15 18:53:50 tom Exp $
+$Id: ncurses.c,v 1.469 2017/10/01 18:22:48 tom Exp $
***************************************************************************/
#ifdef TRACE
static unsigned save_trace = TRACE_ORDINARY | TRACE_ICALLS | TRACE_CALLS;
-extern unsigned _nc_tracing;
#endif
#else
#define state_unused
#endif
-#define ToggleAcs(temp,real) temp = ((temp == real) ? 0 : real)
+#define ToggleAcs(temp,real) temp = ((temp == real) ? NULL : real)
#define P(string) printw("%s\n", string)
#define BLANK ' ' /* this is the background character */
-#undef max_colors
-static int max_colors; /* the actual number of colors we'll use */
-static int min_colors; /* the minimum color code */
-static bool use_colors; /* true if we use colors */
+static int MaxColors; /* the actual number of colors we'll use */
+static int MinColors; /* the minimum color code */
+static bool UseColors; /* true if we use colors */
#undef max_pairs
static int max_pairs; /* ...and the number of color pairs */
+#if HAVE_COLOR_CONTENT
typedef struct {
NCURSES_COLOR_T red;
NCURSES_COLOR_T green;
} RGB_DATA;
static RGB_DATA *all_colors;
+#endif
static void main_menu(bool);
static void failed(const char *s) GCC_NORETURN;
ExitProgram(EXIT_FAILURE);
}
-/* The behavior of mvhline, mvvline for negative/zero length is unspecified,
- * though we can rely on negative x/y values to stop the macro.
- */
-static void
-do_h_line(int y, int x, chtype c, int to)
-{
- if ((to) > (x))
- MvHLine(y, x, c, (to) - (x));
-}
-
-static void
-do_v_line(int y, int x, chtype c, int to)
-{
- if ((to) > (y))
- MvVLine(y, x, c, (to) - (y));
-}
-
static void
Repaint(void)
{
touchwin(stdscr);
+#if HAVE_CURSCR
touchwin(curscr);
wrefresh(curscr);
+#else
+ wrefresh(stdscr);
+#endif
}
static bool
}
#define Getchar() wGetchar(stdscr)
+#if USE_SOFTKEYS
/* replaces wgetnstr(), since we want to be able to edit values */
static void
wGetstring(WINDOW *win, char *buffer, int limit)
wmove(win, y0, x0);
noecho();
}
+#endif
#if USE_WIDEC_SUPPORT
static wchar_t
endwin();
}
-static void
-getch_test(void)
+static int
+getch_test(bool recur GCC_UNUSED)
{
int delay = begin_getch_test();
forget_boxes();
finish_getch_test();
slk_clear();
+ return OK;
}
#if USE_WIDEC_SUPPORT
init_getch(win, flags, delay);
}
-static void
-get_wch_test(void)
+static int
+x_getch_test(bool recur GCC_UNUSED)
{
int delay = begin_getch_test();
forget_boxes();
finish_getch_test();
slk_clear();
+ return OK;
}
#endif
++row;
MvWPrintw(helpwin, row++, col,
"Toggles:");
- if (use_colors) {
+ if (UseColors) {
MvWPrintw(helpwin, row++, col,
" f/F/b/B toggle foreground/background background color");
MvWPrintw(helpwin, row++, col,
static void
show_color_attr(int fg, int bg, int tx)
{
- if (use_colors) {
+ if (UseColors) {
printw(" Colors (fg %d, bg %d", fg, bg);
if (tx >= 0)
printw(", text %d", tx);
{
bool error = FALSE;
- if (use_colors) {
+ if (UseColors) {
switch (ch) {
case 'f':
*fg = (NCURSES_COLOR_T) (*fg + 1);
break;
}
if (*fg >= COLORS)
- *fg = (NCURSES_COLOR_T) min_colors;
- if (*fg < min_colors)
+ *fg = (NCURSES_COLOR_T) MinColors;
+ if (*fg < MinColors)
*fg = (NCURSES_COLOR_T) (COLORS - 1);
if (*bg >= COLORS)
- *bg = (NCURSES_COLOR_T) min_colors;
- if (*bg < min_colors)
+ *bg = (NCURSES_COLOR_T) MinColors;
+ if (*bg < MinColors)
*bg = (NCURSES_COLOR_T) (COLORS - 1);
if (*tx >= COLORS)
*tx = -1;
}
typedef struct {
- attr_t attr;
+ chtype attr;
NCURSES_CONST char *name;
} ATTR_TBL;
/* *INDENT-OFF* */
return result;
}
+#if USE_WIDEC_SUPPORT
+typedef struct {
+ attr_t attr;
+ NCURSES_CONST char *name;
+} W_ATTR_TBL;
+/* *INDENT-OFF* */
+static const W_ATTR_TBL w_attrs_to_test[] = {
+ { WA_STANDOUT, "STANDOUT" },
+ { WA_REVERSE, "REVERSE" },
+ { WA_BOLD, "BOLD" },
+ { WA_UNDERLINE, "UNDERLINE" },
+ { WA_DIM, "DIM" },
+ { WA_BLINK, "BLINK" },
+ { WA_PROTECT, "PROTECT" },
+#ifdef WA_INVIS
+ { WA_INVIS, "INVISIBLE" },
+#endif
+#ifdef WA_ITALIC
+ { WA_ITALIC, "ITALIC" },
+#endif
+ { WA_NORMAL, "NORMAL" },
+};
+/* *INDENT-ON* */
+
+static unsigned
+init_w_attr_list(W_ATTR_TBL * target, attr_t attrs)
+{
+ unsigned result = 0;
+ size_t n;
+
+ for (n = 0; n < SIZEOF(w_attrs_to_test); ++n) {
+ attr_t test = w_attrs_to_test[n].attr;
+ if (test == WA_NORMAL || (test & attrs) != 0) {
+ target[result++] = w_attrs_to_test[n];
+ }
+ }
+ return result;
+}
+#endif
+
static bool
attr_getc(int *skip,
NCURSES_COLOR_T *fg,
return result;
}
-static void
-attr_test(void)
+static int
+attr_test(bool recur GCC_UNUSED)
/* test text attributes */
{
int n;
chtype normal = A_NORMAL | BLANK;
chtype extras = (chtype) ac;
- if (use_colors) {
+ if (UseColors) {
NCURSES_PAIRS_T pair = 0;
if ((fg != COLOR_BLACK) || (bg != COLOR_BLACK)) {
pair = 1;
bkgdset(A_NORMAL | BLANK);
erase();
endwin();
+ return OK;
} else {
Cannot("does not support video attributes.");
+ return ERR;
}
}
static attr_t
get_wide_background(void)
{
- attr_t result = A_NORMAL;
+ attr_t result = WA_NORMAL;
attr_t attr;
cchar_t ch;
NCURSES_PAIRS_T pair;
int row,
int skip,
bool arrow,
- chtype attr,
+ attr_t attr,
NCURSES_PAIRS_T pair,
const char *name)
{
int ncv = get_ncv();
- chtype test = attr & ~WA_ALTCHARSET;
+ attr_t test = attr & ~WA_ALTCHARSET;
if (arrow)
MvPrintw(row, COLS_PRE_ATTRS - 3, "-->");
return result;
}
-static void
-wide_attr_test(void)
+static int
+x_attr_test(bool recur GCC_UNUSED)
/* test text attributes using wide-character calls */
{
int n;
NCURSES_COLOR_T tx = -1;
int ac = 0;
unsigned j, k;
- ATTR_TBL my_list[SIZEOF(attrs_to_test)];
- WINDOW *my_wins[SIZEOF(attrs_to_test)];
- unsigned my_size = init_attr_list(my_list, term_attrs());
+ W_ATTR_TBL my_list[SIZEOF(w_attrs_to_test)];
+ WINDOW *my_wins[SIZEOF(w_attrs_to_test)];
+ unsigned my_size = init_w_attr_list(my_list, term_attrs());
if (my_size > 1) {
for (j = 0; j < my_size; ++j) {
NCURSES_PAIRS_T pair = 0;
NCURSES_PAIRS_T extras = 0;
- if (use_colors) {
+ if (UseColors) {
pair = (NCURSES_PAIRS_T) (fg != COLOR_BLACK || bg != COLOR_BLACK);
if (pair != 0) {
pair = 1;
set_wide_background(0);
erase();
endwin();
+ return OK;
} else {
Cannot("does not support extended video attributes.");
+ return ERR;
}
}
#endif
}
/* generate a color test pattern */
-static void
-color_test(void)
+static int
+color_test(bool recur GCC_UNUSED)
{
NCURSES_PAIRS_T i;
int top = 0, width;
bool opt_wide = FALSE;
WINDOW *helpwin;
+ if (!UseColors) {
+ Cannot("does not support color.");
+ return ERR;
+ }
+
numbered = (char *) calloc((size_t) (COLS + 1), sizeof(char));
done = ((COLS < 16) || (numbered == 0));
pairs_max = PAIR_NUMBER(A_COLOR) + 1;
if (colors_max * colors_max <= COLOR_PAIRS) {
- int limit = (colors_max - min_colors) * (colors_max - min_colors);
+ int limit = (colors_max - MinColors) * (colors_max - MinColors);
if (pairs_max > limit)
pairs_max = limit;
} else {
hello = "Hello";
per_row = (col_limit / 8);
}
- per_row -= min_colors;
+ per_row -= MinColors;
row_limit = (pairs_max + per_row - 1) / per_row;
pairs_max, COLORS);
if (colors_max != COLORS)
(void) printw(" (using %d colors)", colors_max);
- if (min_colors)
+ if (MinColors)
(void) addstr(" besides 'default'");
clrtobot();
/* show color names/numbers across the top */
for (i = 0; i < per_row; i++)
- show_color_name(top + 2, (i + 1) * width, i + min_colors, opt_wide);
+ show_color_name(top + 2, (i + 1) * width, i + MinColors, opt_wide);
/* show a grid of colors, with color names/ numbers on the left */
for (i = (NCURSES_PAIRS_T) (base_row * per_row); i < pairs_max; i++) {
if ((i / per_row) > row_limit)
break;
-#define InxToFG(i) (NCURSES_COLOR_T) ((i % (colors_max - min_colors)) + min_colors)
-#define InxToBG(i) (NCURSES_COLOR_T) ((i / (colors_max - min_colors)) + min_colors)
+#define InxToFG(i) (NCURSES_COLOR_T) ((i % (colors_max - MinColors)) + MinColors)
+#define InxToBG(i) (NCURSES_COLOR_T) ((i / (colors_max - MinColors)) + MinColors)
if (row >= 0 && move(row, col) != ERR) {
NCURSES_COLOR_T fg = InxToFG(i);
NCURSES_COLOR_T bg = InxToBG(i);
printw("%-*.*s", width, width, hello);
(void) attrset(A_NORMAL);
- if ((i % per_row) == 0 && InxToFG(i) == min_colors) {
+ if ((i % per_row) == 0 && InxToFG(i) == MinColors) {
show_color_name(row, 0, InxToBG(i), opt_wide);
}
++shown;
endwin();
free(numbered);
+ return OK;
}
#if USE_WIDEC_SUPPORT
/* generate a color test pattern */
-static void
-wide_color_test(void)
+static int
+x_color_test(bool recur GCC_UNUSED)
{
int i;
int top = 0, width;
wchar_t *buffer = 0;
WINDOW *helpwin;
+ if (!UseColors) {
+ Cannot("does not support color.");
+ return ERR;
+ }
numbered = (char *) calloc((size_t) (COLS + 1), sizeof(char));
buffer = (wchar_t *) calloc((size_t) (COLS + 1), sizeof(wchar_t));
done = ((COLS < 16) || (numbered == 0) || (buffer == 0));
pairs_max = (unsigned short) (-1);
if (colors_max * colors_max <= COLOR_PAIRS) {
- int limit = (colors_max - min_colors) * (colors_max - min_colors);
+ int limit = (colors_max - MinColors) * (colors_max - MinColors);
if (pairs_max > limit)
pairs_max = limit;
} else {
hello = "Hello";
per_row = (col_limit / 8);
}
- per_row -= min_colors;
+ per_row -= MinColors;
if (opt_xchr) {
make_fullwidth_text(buffer, hello);
pairs_max, COLORS);
if (colors_max != COLORS)
(void) printw(" (using %d colors)", colors_max);
- if (min_colors)
+ if (MinColors)
(void) addstr(" besides 'default'");
clrtobot();
/* show color names/numbers across the top */
for (i = 0; i < per_row; i++)
- show_color_name(top + 2, (i + 1) * width, i + min_colors, opt_wide);
+ show_color_name(top + 2, (i + 1) * width, i + MinColors, opt_wide);
/* show a grid of colors, with color names/ numbers on the left */
for (i = (base_row * per_row); i < pairs_max; i++) {
init_pair(pair, InxToFG(i), InxToBG(i));
(void) color_set(pair, NULL);
if (opt_acsc)
- attr_on(A_ALTCHARSET, NULL);
+ attr_on(WA_ALTCHARSET, NULL);
if (opt_bold)
- attr_on(A_BOLD, NULL);
+ attr_on(WA_BOLD, NULL);
if (opt_revs)
- attr_on(A_REVERSE, NULL);
+ attr_on(WA_REVERSE, NULL);
if (opt_nums) {
_nc_SPRINTF(numbered,
addnwstr(buffer, width);
(void) attr_set(A_NORMAL, 0, NULL);
- if ((i % per_row) == 0 && InxToFG(i) == min_colors) {
+ if ((i % per_row) == 0 && InxToFG(i) == MinColors) {
show_color_name(row, 0, InxToBG(i), opt_wide);
}
++shown;
free(numbered);
free(buffer);
+ return OK;
}
#endif /* USE_WIDEC_SUPPORT */
+#if HAVE_COLOR_CONTENT
static void
change_color(NCURSES_PAIRS_T current, int field, int value, int usebase)
{
all_colors[c].blue);
}
-#define okCOLOR(n) ((n) >= 0 && (n) < max_colors)
+#define okCOLOR(n) ((n) >= 0 && (n) < MaxColors)
#define okRGB(n) ((n) >= 0 && (n) <= 1000)
#define DecodeRGB(n) (NCURSES_COLOR_T) ((n * 1000) / 0xffff)
init_all_colors(bool xterm_colors, char *palette_file)
{
NCURSES_PAIRS_T cp;
- all_colors = typeMalloc(RGB_DATA, (unsigned) max_colors);
+ all_colors = typeMalloc(RGB_DATA, (unsigned) MaxColors);
if (!all_colors)
failed("all_colors");
- for (cp = 0; cp < max_colors; ++cp) {
+ for (cp = 0; cp < MaxColors; ++cp) {
color_content(cp,
&all_colors[cp].red,
&all_colors[cp].green,
raw();
noecho();
- for (n = 0; n < max_colors; ++n) {
+ for (n = 0; n < MaxColors; ++n) {
fprintf(stderr, "\033]4;%d;?\007", n);
got = (int) read(0, result, sizeof(result) - 1);
if (got < 0)
#define scaled_rgb(n) ((255 * (n)) / 1000)
-static void
-color_edit(void)
+static int
+color_edit(bool recur GCC_UNUSED)
/* display the color test pattern, without trying to edit colors */
{
int i;
int top_color;
int page_size;
+ if (!UseColors) {
+ Cannot("does not support color.");
+ return ERR;
+ } else if (!can_change_color()) {
+ Cannot("has hardwired color values.");
+ return ERR;
+ }
+
reset_all_colors();
#ifdef KEY_RESIZE
retry:
page_size = (LINES - 6);
erase();
- for (i = 0; i < max_colors; i++)
+ for (i = 0; i < MaxColors; i++)
init_pair((NCURSES_PAIRS_T) i,
(NCURSES_COLOR_T) COLOR_WHITE,
(NCURSES_COLOR_T) i);
for (i = (NCURSES_COLOR_T) top_color;
(i - top_color < page_size)
- && (i < max_colors); i++) {
+ && (i < MaxColors); i++) {
char numeric[80];
_nc_SPRINTF(numeric, _nc_SLIMIT(sizeof(numeric)) "[%d]", i);
case CTRL('f'):
case KEY_NPAGE:
- if (current < (max_colors - 1))
+ if (current < (MaxColors - 1))
current += (page_size - 1);
else
beep();
case CTRL('p'):
case KEY_UP:
- current = (current == 0 ? (max_colors - 1) : current - 1);
+ current = (current == 0 ? (MaxColors - 1) : current - 1);
break;
case CTRL('n'):
case KEY_DOWN:
- current = (current == (max_colors - 1) ? 0 : current + 1);
+ current = (current == (MaxColors - 1) ? 0 : current + 1);
break;
case '\t':
case 'm':
endwin();
main_menu(FALSE);
- for (i = 0; i < max_colors; i++)
+ for (i = 0; i < MaxColors; i++)
init_pair((NCURSES_PAIRS_T) i,
(NCURSES_COLOR_T) COLOR_WHITE,
(NCURSES_COLOR_T) i);
if (current < 0)
current = 0;
- if (current >= max_colors)
- current = max_colors - 1;
+ if (current >= MaxColors)
+ current = MaxColors - 1;
if (current < top_color)
top_color = current;
if (current - top_color >= page_size)
reset_all_colors();
endwin();
+ return OK;
}
+#endif /* HAVE_COLOR_CONTENT */
/****************************************************************************
*
return result;
}
+#if USE_WIDEC_SUPPORT
+static bool
+cycle_w_attr(int ch, unsigned *at_code, attr_t *attr, W_ATTR_TBL * list, unsigned limit)
+{
+ bool result = TRUE;
+
+ switch (ch) {
+ case 'v':
+ if ((*at_code += 1) >= limit)
+ *at_code = 0;
+ break;
+ case 'V':
+ if (*at_code == 0)
+ *at_code = limit - 1;
+ else
+ *at_code -= 1;
+ break;
+ default:
+ result = FALSE;
+ break;
+ }
+ if (result)
+ *attr = list[*at_code].attr;
+ return result;
+}
+#endif
+
static bool
cycle_colors(int ch, int *fg, int *bg, NCURSES_PAIRS_T *pair)
{
bool result = FALSE;
- if (use_colors) {
+ if (UseColors) {
result = TRUE;
switch (ch) {
case 'F':
}
#endif
-static void
-slk_test(void)
+static int
+slk_test(bool recur GCC_UNUSED)
/* exercise the soft keys */
{
int c, fmt = 1;
c = CTRL('l');
#if HAVE_SLK_COLOR
- if (use_colors) {
+ if (UseColors) {
call_slk_color(fg, bg);
}
#endif
}
#if HAVE_SLK_COLOR
if (cycle_colors(c, &fg, &bg, &pair)) {
- if (use_colors) {
+ if (UseColors) {
call_slk_color(fg, bg);
} else {
beep();
slk_clear();
erase();
endwin();
+ return OK;
}
#if USE_WIDEC_SUPPORT
#define SLKLEN 8
-static void
-wide_slk_test(void)
+static int
+x_slk_test(bool recur GCC_UNUSED)
/* exercise the soft keys */
{
int c, fmt = 1;
wchar_t buf[SLKLEN + 1];
char *s;
- chtype attr = A_NORMAL;
+ attr_t attr = WA_NORMAL;
unsigned at_code = 0;
int fg = COLOR_BLACK;
int bg = COLOR_WHITE;
NCURSES_PAIRS_T pair = 0;
- ATTR_TBL my_list[SIZEOF(attrs_to_test)];
- unsigned my_size = init_attr_list(my_list, term_attrs());
+ W_ATTR_TBL my_list[SIZEOF(w_attrs_to_test)];
+ unsigned my_size = init_w_attr_list(my_list, term_attrs());
c = CTRL('l');
- if (use_colors) {
+ if (UseColors) {
call_slk_color(fg, bg);
}
do {
goto done;
case 'F':
- if (use_colors) {
+ if (UseColors) {
fg = (NCURSES_COLOR_T) ((fg + 1) % COLORS);
call_slk_color(fg, bg);
}
break;
case 'B':
- if (use_colors) {
+ if (UseColors) {
bg = (NCURSES_COLOR_T) ((bg + 1) % COLORS);
call_slk_color(fg, bg);
}
break;
#endif
default:
- if (cycle_attr(c, &at_code, &attr, my_list, my_size)) {
+ if (cycle_w_attr(c, &at_code, &attr, my_list, my_size)) {
slk_attr_set(attr, (NCURSES_COLOR_T) (fg || bg), NULL);
slk_touch();
slk_noutrefresh();
}
#if HAVE_SLK_COLOR
if (cycle_colors(c, &fg, &bg, &pair)) {
- if (use_colors) {
+ if (UseColors) {
call_slk_color(fg, bg);
} else {
beep();
slk_clear();
erase();
endwin();
+ return OK;
}
#endif
#endif /* SLK_INIT */
n = show_1_acs(n, repeat, BOTH(ACS_S7));
(void) show_1_acs(n, repeat, BOTH(ACS_S9));
#endif
+#undef BOTH
}
-static void
-acs_display(void)
+static int
+acs_test(bool recur GCC_UNUSED)
{
int c = 'a';
int pagesize = 32;
MvPrintw(LINES - 2, 0,
"Select: a=ACS, w=all x=box, %s0=C1, 1-3,+/- non-ASCII, </> repeat, ESC=quit",
pch_kludge);
- if (use_colors) {
+ if (UseColors) {
MvPrintw(LINES - 1, 0,
"v/V, f/F, b/B cycle through video attributes (%s) and color %d/%d.",
my_list[at_code].name,
Pause();
erase();
endwin();
+ return OK;
}
#if USE_WIDEC_SUPPORT
n = show_1_wacs(n, repeat, BOTH2(WACS_DEGREE));
n = show_1_wacs(n, repeat, BOTH2(WACS_DIAMOND));
n = show_1_wacs(n, repeat, BOTH2(WACS_PLMINUS));
- n = show_1_wacs(n, repeat, BOTH2(WACS_PLUS));
+ n = show_1_wacs(n, repeat, BOTH2(WACS_D_PLUS));
#ifdef CURSES_WACS_ARRAY
n = show_1_wacs(n, repeat, BOTH2(WACS_GEQUAL));
n = show_1_wacs(n, repeat, BOTH2(WACS_DEGREE));
n = show_1_wacs(n, repeat, BOTH2(WACS_DIAMOND));
n = show_1_wacs(n, repeat, BOTH2(WACS_PLMINUS));
- n = show_1_wacs(n, repeat, BOTH2(WACS_PLUS));
+ n = show_1_wacs(n, repeat, BOTH2(WACS_T_PLUS));
#ifdef CURSES_WACS_ARRAY
n = show_1_wacs(n, repeat, BOTH2(WACS_GEQUAL));
}
/* display the wide-ACS character set */
-static void
-wide_acs_display(void)
+static int
+x_acs_test(bool recur GCC_UNUSED)
{
int c = 'a';
int digit = 0;
int repeat = 1;
int space = ' ';
int pagesize = 32;
- chtype attr = A_NORMAL;
+ attr_t attr = WA_NORMAL;
int fg = COLOR_BLACK;
int bg = COLOR_BLACK;
unsigned at_code = 0;
NCURSES_PAIRS_T pair = 0;
void (*last_show_wacs) (int, attr_t, NCURSES_PAIRS_T) = 0;
- ATTR_TBL my_list[SIZEOF(attrs_to_test)];
- unsigned my_size = init_attr_list(my_list, term_attrs());
+ W_ATTR_TBL my_list[SIZEOF(w_attrs_to_test)];
+ unsigned my_size = init_w_attr_list(my_list, term_attrs());
do {
switch (c) {
} else if (c == '_') {
space = (space == ' ') ? '_' : ' ';
last_show_wacs = 0;
- } else if (cycle_attr(c, &at_code, &attr, my_list, my_size)
+ } else if (cycle_w_attr(c, &at_code, &attr, my_list, my_size)
|| cycle_colors(c, &fg, &bg, &pair)) {
if (last_show_wacs != 0)
break;
"Select: a/d/t WACS, w=all x=box, u UTF-8, ^L repaint");
MvPrintw(LINES - 3, 2,
"0-9,+/- non-ASCII, </> repeat, _ space, ESC=quit");
- if (use_colors) {
+ if (UseColors) {
MvPrintw(LINES - 2, 2,
"v/V, f/F, b/B cycle through video attributes (%s) and color %d/%d.",
my_list[at_code].name,
Pause();
erase();
endwin();
+ return OK;
}
#endif
/*
* Graphic-rendition test (adapted from vttest)
*/
-static void
-test_sgr_attributes(void)
+static int
+sgr_attr_test(bool recur GCC_UNUSED)
{
int pass;
chtype normal = ((pass == 0 ? A_NORMAL : A_REVERSE)) | BLANK;
/* Use non-default colors if possible to exercise bce a little */
- if (use_colors) {
+ if (UseColors) {
init_pair(1, COLOR_WHITE, COLOR_BLUE);
normal |= (chtype) COLOR_PAIR(1);
}
bkgdset(A_NORMAL | BLANK);
erase();
endwin();
+ return OK;
}
/****************************************************************************
break;
}
}
- /* FALLTHRU */
#endif
+ /* FALLTHRU */
default:
res.y = uli + i;
res.x = ulj + j;
}
delwin(fp->wind);
- np = (fp == fp->next) ? 0 : fp->next;
+ np = (fp == fp->next) ? NULL : fp->next;
free(fp);
}
return np;
}
-static void
-acs_and_scroll(void)
+static int
+scroll_test(bool recur GCC_UNUSED)
/* Demonstrate windows */
{
int c;
switch (c) {
case CTRL('C'):
if ((neww = typeCalloc(FRAME, (size_t) 1)) == 0) {
- failed("acs_and_scroll");
+ failed("scroll_test");
goto breakout;
}
if ((neww->wind = getwindow()) == (WINDOW *) 0) {
- failed("acs_and_scroll");
+ failed("scroll_test");
free(neww);
goto breakout;
}
wrefresh(neww->wind);
} else {
- failed("acs_and_scroll");
+ failed("scroll_test");
}
(void) fclose(fp);
}
noraw();
erase();
endwin();
+ return OK;
}
/****************************************************************************
if ((win = newwin(rows, cols, tly, tlx)) != 0) {
if ((pan = new_panel(win)) == 0) {
delwin(win);
- } else if (use_colors) {
+ } else if (UseColors) {
NCURSES_COLOR_T fg = (NCURSES_COLOR_T) ((color == COLOR_BLUE)
? COLOR_WHITE
: COLOR_BLACK);
rmpanel(pan)
--------------------------------------------------------------------------*/
static void
-rmpanel(PANEL * pan)
+rmpanel(PANEL *pan)
{
WINDOW *win = panel_window(pan);
del_panel(pan);
}
static void
-fill_panel(PANEL * pan)
+fill_panel(PANEL *pan)
{
WINDOW *win = panel_window(pan);
const char *userptr = (const char *) panel_userptr(pan);
}
static void
-fill_wide_panel(PANEL * pan)
+fill_wide_panel(PANEL *pan)
{
WINDOW *win = panel_window(pan);
const char *userptr = (const char *) panel_userptr(pan);
#define MAX_PANELS 5
static void
-canned_panel(PANEL * px[MAX_PANELS + 1], NCURSES_CONST char *cmd)
+canned_panel(PANEL *px[MAX_PANELS + 1], NCURSES_CONST char *cmd)
{
int which = cmd[1] - '0';
wait_a_while(nap_msec);
}
-static void
+static int
demo_panels(void (*InitPanel) (WINDOW *), void (*FillPanel) (PANEL *))
{
int count;
erase();
endwin();
+ return OK;
+}
+
+#if USE_LIBPANEL
+static int
+panel_test(bool recur GCC_UNUSED)
+{
+ return demo_panels(init_panel, fill_panel);
+}
+#endif
+
+#if USE_WIDEC_SUPPORT && USE_LIBPANEL
+static int
+x_panel_test(bool recur GCC_UNUSED)
+{
+ return demo_panels(init_wide_panel, fill_wide_panel);
}
+#endif
#endif /* USE_LIBPANEL */
/****************************************************************************
*
****************************************************************************/
+#if HAVE_NEWPAD
+
+/* 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));
+}
+
#define GRIDSIZE 3
static bool pending_pan = FALSE;
#define PAD_HIGH 200
#define PAD_WIDE 200
-static void
-demo_pad(bool colored)
+static int
+pad_test(bool recur GCC_UNUSED)
/* Demonstrate pads. */
{
WINDOW *panpad = newpad(PAD_HIGH, PAD_WIDE);
if (panpad == 0) {
Cannot("cannot create requested pad");
- return;
+ return ERR;
}
#ifdef A_COLOR
- if (colored && use_colors) {
+ if (UseColors) {
init_pair(1, COLOR_BLACK, COLOR_GREEN);
init_pair(2, COLOR_CYAN, COLOR_BLUE);
wbkgd(panpad, (chtype) (COLOR_PAIR(2) | ' '));
}
#endif
- fill_pad(panpad, FALSE, colored);
+ fill_pad(panpad, FALSE, TRUE);
panner_legend(LINES - 4);
panner_legend(LINES - 3);
* 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, colored);
+ panner(panpad, 2, 2, LINES - 5, COLS - 15, padgetch, TRUE);
delwin(panpad);
endwin();
erase();
+ return OK;
}
+#endif /* HAVE_NEWPAD */
/****************************************************************************
*
wGetchar(win);
}
-static void
-flushinp_test(WINDOW *win)
+static int
+flushinp_test(bool recur GCC_UNUSED)
/* Input test, adapted from John Burnell's PDCurses tester */
{
+ WINDOW *win = stdscr;
int w, h, bx, by, sw, sh, i;
WINDOW *subWin;
sw = w / 3;
sh = h / 3;
if ((subWin = subwin(win, sh, sw, by + h - sh - 2, bx + w - sw - 2)) == 0)
- return;
+ return ERR;
#ifdef A_COLOR
- if (use_colors) {
+ if (UseColors) {
init_pair(2, COLOR_CYAN, COLOR_BLUE);
wbkgd(subWin, (chtype) (COLOR_PAIR(2) | ' '));
}
Continue(win);
cbreak();
+ return OK;
}
/****************************************************************************
(char *) 0
};
-static void
-menu_test(void)
+static int
+menu_test(bool recur GCC_UNUSED)
{
MENU *m;
ITEM *items[SIZEOF(animals)];
#ifdef NCURSES_MOUSE_VERSION
mousemask(0, (mmask_t *) 0);
#endif
+ return OK;
}
#ifdef TRACE
}
}
-static void
-trace_set(void)
+static int
+trace_set(bool recur GCC_UNUSED)
/* interactively set the trace level */
{
MENU *m;
free_menu(m);
for (ip = items; *ip; ip++)
free_item(*ip);
+
+ return OK;
}
#endif /* TRACE */
#endif /* USE_LIBMENU */
}
static void
-display_form(FORM * f)
+display_form(FORM *f)
{
WINDOW *w;
int rows, cols;
}
static void
-erase_form(FORM * f)
+erase_form(FORM *f)
{
WINDOW *w = form_win(f);
WINDOW *s = form_sub(f);
}
static int
-edit_secure(FIELD * me, int c)
+edit_secure(FIELD *me, int c)
{
int rows, cols, frow, fcol, nrow, nbuf;
}
static int
-form_virtualize(FORM * f, WINDOW *w)
+form_virtualize(FORM *f, WINDOW *w)
{
/* *INDENT-OFF* */
static const struct {
}
static int
-my_form_driver(FORM * form, int c)
+my_form_driver(FORM *form, int c)
{
if (c == (MAX_FORM_COMMAND + 1)
&& form_driver(form, REQ_VALIDATION) == E_OK)
return (isgraph(ch) ? TRUE : FALSE);
}
-static void
-demo_forms(void)
+static int
+form_test(bool recur GCC_UNUSED)
{
WINDOW *w;
FORM *form;
#ifdef NCURSES_MOUSE_VERSION
mousemask(ALL_MOUSE_EVENTS, (mmask_t *) 0);
#endif
+ return OK;
}
#endif /* USE_LIBFORM */
*
****************************************************************************/
+#if HAVE_COPYWIN /* ...and overlay, overwrite */
static void
fillwin(WINDOW *win, char ch)
{
"refresh %s, then %s, then doupdate.", ths, tht);
break;
case 1:
- if (use_colors) {
+ if (UseColors) {
flavors[row] %= 4;
} else {
flavors[row] %= 2;
"fill window %s with letter %s.", ths, ths);
break;
case 2:
- if (use_colors) {
+ if (UseColors) {
flavors[row] %= 4;
} else {
flavors[row] %= 2;
}
/* test effects of overlapping windows */
-static void
-overlap_test(void)
+static int
+overlap_test(bool recur GCC_UNUSED)
{
int ch;
int state, flavor[OVERLAP_FLAVORS];
delwin(win2);
delwin(win1);
erase();
- curs_set(1);
- endwin();
+ exit_curses();
+ return OK;
}
+#endif /* HAVE_COPYWIN */
+
static void
show_setting_name(const char *name)
{
AddCh('\n');
}
-static void
-show_settings(void)
+static int
+settings_test(bool recur GCC_UNUSED)
{
#if USE_WIDEC_SUPPORT
wchar_t ch;
#endif
show_boolean_setting("has_ic", has_ic());
show_boolean_setting("has_il", has_il());
+ show_boolean_setting("has_colors", has_colors());
+#if HAVE_COLOR_CONTENT
+ show_boolean_setting("can_change_color", can_change_color());
+#endif
Pause();
erase();
- endwin();
+ exit_curses();
+ return OK;
}
/****************************************************************************
*
****************************************************************************/
-static bool
-do_single_test(const char c)
-/* perform a single specified test */
-{
- switch (c) {
- case 'a':
- getch_test();
- break;
-
-#if USE_WIDEC_SUPPORT
- case 'A':
- get_wch_test();
- break;
-#endif
-
- case 'b':
- attr_test();
- break;
-
-#if USE_WIDEC_SUPPORT
- case 'B':
- wide_attr_test();
- break;
-#endif
-
- case 'c':
- if (!use_colors)
- Cannot("does not support color.");
- else
- color_test();
- break;
-
-#if USE_WIDEC_SUPPORT
- case 'C':
- if (!use_colors)
- Cannot("does not support color.");
- else
- wide_color_test();
- break;
-#endif
-
- case 'd':
- if (!use_colors)
- Cannot("does not support color.");
- else if (!can_change_color())
- Cannot("has hardwired color values.");
- else
- color_edit();
- break;
-
-#if USE_SOFTKEYS
- case 'e':
- slk_test();
- break;
-
-#if USE_WIDEC_SUPPORT
- case 'E':
- wide_slk_test();
- break;
-#endif
-#endif
-
- case 'f':
- acs_display();
- break;
-
-#if USE_WIDEC_SUPPORT
- case 'F':
- wide_acs_display();
- break;
-#endif
-
-#if USE_LIBPANEL
- case 'o':
- demo_panels(init_panel, fill_panel);
- break;
-#endif
-
-#if USE_WIDEC_SUPPORT && USE_LIBPANEL
- case 'O':
- demo_panels(init_wide_panel, fill_wide_panel);
- break;
-#endif
-
- case 'g':
- acs_and_scroll();
- break;
-
- case 'i':
- flushinp_test(stdscr);
- break;
-
- case 'k':
- test_sgr_attributes();
- break;
-
-#if USE_LIBMENU
- case 'm':
- menu_test();
- break;
-#endif
-
- case 'p':
- demo_pad(FALSE);
- break;
-
- case 'P':
- demo_pad(TRUE);
- break;
-
-#if USE_LIBFORM
- case 'r':
- demo_forms();
- break;
-#endif
-
- case 's':
- overlap_test();
- break;
-
-#if USE_LIBMENU && defined(TRACE)
- case 't':
- trace_set();
- break;
-#endif
-
- case 'v':
- show_settings();
- break;
-
- case '?':
- break;
-
- default:
- return FALSE;
- }
-
- return TRUE;
-}
-
static void
usage(void)
{
," -h rip-off header line (can repeat)"
#endif
," -m do not use colors"
+#if HAVE_COLOR_CONTENT
," -p file rgb values to use in 'd' rather than ncurses's builtin"
+#endif
#if USE_LIBPANEL
," -s msec specify nominal time for panel-demo (default: 1, to hold)"
#endif
#ifdef TRACE
," -t mask specify default trace-level (may toggle with ^T)"
#endif
+#if HAVE_COLOR_CONTENT
," -x use xterm-compatible control for reading color palette"
+#endif
};
size_t n;
for (n = 0; n < SIZEOF(tbl); n++)
static void
main_menu(bool top)
{
- char command;
-
- do {
- (void) puts("This is the ncurses main menu");
- (void) puts("a = keyboard and mouse input test");
-#if USE_WIDEC_SUPPORT
- (void) puts("A = wide-character keyboard and mouse input test");
-#endif
- (void) puts("b = character attribute test");
#if USE_WIDEC_SUPPORT
- (void) puts("B = wide-character attribute test");
+ typedef struct {
+ bool recur;
+ int (*narrow_func) (bool);
+ int (*wide_func) (bool);
+ int code;
+ const char *help;
+ } MyCmds;
+#define BOTH(a) a, x_ ## a
+#define ONLY(a) a, NULL
+#define CMDS(recur, funcs,code,help) { recur, funcs, code, help }
+#else
+ typedef struct {
+ bool recur;
+ int (*narrow_func) (bool);
+ int code;
+ const char *help;
+ } MyCmds;
+#define BOTH(a) a
+#define ONLY(a) a
+#define CMDS(recur, funcs,code,help) { recur, funcs, code, help }
#endif
- (void) puts("c = color test pattern");
-#if USE_WIDEC_SUPPORT
- (void) puts("C = color test pattern using wide-character calls");
+ /* *INDENT-OFF* */
+ static MyCmds cmds[] =
+ {
+ CMDS(TRUE, BOTH(getch_test), 'a', "keyboard and mouse input test"),
+ CMDS(TRUE, BOTH(attr_test), 'b', "character attribute test"),
+ CMDS(TRUE, BOTH(color_test), 'c', "color test pattern"),
+#if HAVE_COLOR_CONTENT
+ CMDS(FALSE, ONLY(color_edit), 'd', "edit RGB color values"),
#endif
- if (top)
- (void) puts("d = edit RGB color values");
#if USE_SOFTKEYS
- (void) puts("e = exercise soft keys");
-#if USE_WIDEC_SUPPORT
- (void) puts("E = exercise soft keys using wide-characters");
-#endif
+ CMDS(TRUE, BOTH(slk_test), 'e', "exercise soft keys"),
#endif
- (void) puts("f = display ACS characters");
-#if USE_WIDEC_SUPPORT
- (void) puts("F = display Wide-ACS characters");
+ CMDS(TRUE, BOTH(acs_test), 'f', "display ACS characters"),
+ CMDS(TRUE, ONLY(scroll_test), 'g', "display windows and scrolling"),
+ CMDS(TRUE, ONLY(flushinp_test), 'i', "test flushinp()"),
+ CMDS(TRUE, ONLY(sgr_attr_test), 'k', "display character attributes"),
+#if USE_LIBMENU
+ CMDS(TRUE, ONLY(menu_test), 'm', "exercise menu library"),
#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");
+ CMDS(TRUE, BOTH(panel_test), 'o', "exercise panel library"),
#endif
-#if USE_LIBPANEL
- (void) puts("o = exercise panels library");
-#if USE_WIDEC_SUPPORT
- (void) puts("O = exercise panels with wide-characters");
+#if HAVE_NEWPAD
+ CMDS(TRUE, ONLY(pad_test), 'p', "exercise pad features"),
#endif
+ CMDS(TRUE, ONLY(NULL), 'q', "quit"),
+#if USE_LIBMENU
+ CMDS(TRUE, ONLY(form_test), 'r', "exercise form library"),
#endif
- (void) puts("p = exercise pad features");
- (void) puts("P = exercise pad features, using color");
- (void) puts("q = quit");
-#if USE_LIBFORM
- (void) puts("r = exercise forms code");
+#if HAVE_COPYWIN
+ CMDS(TRUE, ONLY(overlap_test), 's', "overlapping-refresh test"),
#endif
- (void) puts("s = overlapping-refresh test");
#if USE_LIBMENU && defined(TRACE)
- (void) puts("t = set trace level");
+ CMDS(TRUE, ONLY(trace_set), 't', "set trace level"),
#endif
- (void) puts("v = show terminal name and settings");
- (void) puts("? = repeat this command summary");
+ CMDS(TRUE, ONLY(settings_test), 'v', "show terminal name and settings"),
+ CMDS(FALSE, ONLY(NULL), '?', "repeat this command summary")
+ };
+ /* *INDENT-ON* */
+
+ int (*doit) (bool);
+ char command;
+ unsigned n;
+
+ do {
+ printf("This is the ncurses main menu (uppercase for wide-characters)\n");
+ for (n = 0; n < SIZEOF(cmds); ++n) {
+ if (top || cmds[n].recur) {
+ putchar(' ');
+#if USE_WIDEC_SUPPORT
+ if (cmds[n].wide_func) {
+ printf("%c,", toupper(cmds[n].code));
+ }
+#endif
+ printf("%c\t= %s\n", cmds[n].code, cmds[n].help);
+ }
+ }
(void) fputs("> ", stdout);
(void) fflush(stdout); /* necessary under SVr4 curses */
}
}
- if (do_single_test(command)) {
+ doit = NULL;
+ for (n = 0; n < SIZEOF(cmds); ++n) {
+ if (cmds[n].code == command) {
+ doit = cmds[n].narrow_func;
+ break;
+ }
+#if USE_WIDEC_SUPPORT
+ if (toupper(cmds[n].code) == command) {
+ doit = cmds[n].wide_func;
+ break;
+ }
+#endif
+ }
+
+ if (doit != NULL && doit(FALSE) == OK) {
/*
* This may be overkill; it's intended to reset everything back
* to the initial terminal modes so that tests don't get in
bool assumed_colors = FALSE;
bool default_colors = FALSE;
#endif
- char *palette_file = 0;
bool monochrome = FALSE;
+#if HAVE_COLOR_CONTENT
bool xterm_colors = FALSE;
+ char *palette_file = 0;
+#endif
setlocale(LC_ALL, "");
case 'm':
monochrome = TRUE;
break;
+#if HAVE_COLOR_CONTENT
case 'p':
palette_file = optarg;
break;
+#endif
#if USE_LIBPANEL
case 's':
nap_msec = (int) atol(optarg);
save_trace = (unsigned) strtol(optarg, 0, 0);
break;
#endif
+#if HAVE_COLOR_CONTENT
case 'x':
xterm_colors = TRUE;
break;
+#endif
default:
usage();
}
def_prog_mode();
/* tests, in general, will want these modes */
- use_colors = (bool) (monochrome ? FALSE : has_colors());
+ UseColors = (bool) (monochrome ? FALSE : has_colors());
- if (use_colors) {
+ if (UseColors) {
start_color();
#ifdef NCURSES_VERSION_PATCH
- max_colors = COLORS; /* was > 16 ? 16 : COLORS */
+ MaxColors = COLORS; /* was > 16 ? 16 : COLORS */
#if HAVE_USE_DEFAULT_COLORS
if (default_colors) {
use_default_colors();
- min_colors = -1;
+ MinColors = -1;
}
#if HAVE_ASSUME_DEFAULT_COLORS
if (assumed_colors)
#endif
#endif
#else /* normal SVr4 curses */
- max_colors = COLORS; /* was > 8 ? 8 : COLORS */
+ MaxColors = COLORS; /* was > 8 ? 8 : COLORS */
#endif
max_pairs = COLOR_PAIRS; /* was > 256 ? 256 : COLOR_PAIRS */
+#if HAVE_COLOR_CONTENT
if (can_change_color()) {
init_all_colors(xterm_colors, palette_file);
}
+#endif
}
/*
projects / ncurses.git / blobdiff