/****************************************************************************
- * Copyright (c) 2007,2008 Free Software Foundation, Inc. *
+ * Copyright 2018-2020,2022 Thomas E. Dickey *
+ * Copyright 2003-2016,2017 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 *
* authorization. *
****************************************************************************/
/*
- * $Id: demo_panels.c,v 1.30 2008/04/12 21:59:49 tom Exp $
+ * $Id: demo_panels.c,v 1.48 2022/12/04 00:40:11 tom Exp $
*
* Demonstrate a variety of functions from the panel library.
*/
int result = 0;
int x1, y1;
char cmd;
- WINDOW *win;
getyx(stdscr, y1, x1);
- win = statusline();
+ (void) statusline();
show_position(text, also, which, y1, x1);
{
WINDOW *win;
PANEL *pan = 0;
- char *userdata = typeMalloc(char, 3);
+ char *userdata = typeMalloc(char, 6);
if ((win = newwin(rows, cols, tly, tlx)) != 0) {
keypad(win, TRUE);
if ((pan = new_panel(win)) == 0) {
delwin(win);
} else if (use_colors) {
- short fg = ((color == COLOR_BLUE)
- ? COLOR_WHITE
- : COLOR_BLACK);
+ short fg = (short) ((color == COLOR_BLUE)
+ ? COLOR_WHITE
+ : COLOR_BLACK);
short bg = color;
init_pair(color, fg, bg);
wbkgdset(win, A_BOLD | ' ');
}
}
- sprintf(userdata, "p%d", color % 8);
+ _nc_SPRINTF(userdata, _nc_SLIMIT(4) "p%d", color % 8);
set_panel_userptr(pan, (NCURSES_CONST void *) userdata);
return pan;
}
static void
-my_remove_panel(PANEL ** pans, int which)
+my_remove_panel(PANEL **pans, int which)
{
if (pans[which] != 0) {
PANEL *pan = pans[which];
}
}
+#undef MIN
#define MIN(a,b) ((a) < (b) ? (a) : (b))
#define ABS(a) ((a) < 0 ? -(a) : (a))
static void
-my_create_panel(PANEL ** pans, int which, FillPanel myFill)
+my_create_panel(PANEL **pans, int which, FillPanel myFill)
{
- PANEL *pan = 0;
int code;
- int pair = which;
- short fg = (pair == COLOR_BLUE) ? COLOR_WHITE : COLOR_BLACK;
+ short pair = (short) which;
+ short fg = (short) ((pair == COLOR_BLUE) ? COLOR_WHITE : COLOR_BLACK);
short bg = pair;
int x0, y0, x1, y1;
if (code > 0) {
char also[80];
- sprintf(also, " (first %d,%d)", y0, x0);
+ _nc_SPRINTF(also, _nc_SLIMIT(sizeof(also)) " (first %d,%d)", y0, x0);
/* get the position of the opposite corner */
while ((code = get_position("Opposite corner",
also, which, &x1, &y1)) == 0) {
if (code > 0) {
int tly = MIN(y0, y1);
int tlx = MIN(x0, x1);
- pan = mkpanel(pair, ABS(y1 - y0) + 1, ABS(x1 - x0) + 1, tly, tlx);
+ PANEL *pan = mkpanel(pair,
+ ABS(y1 - y0) + 1,
+ ABS(x1 - x0) + 1,
+ tly, tlx);
/* finish */
myFill(pan);
pans[which] = pan;
}
static void
-my_move_panel(PANEL ** pans, int which, bool continuous)
+my_move_panel(PANEL **pans, int which, bool continuous)
{
if (pans[which] != 0) {
int code;
char also[80];
getbegyx(win, y0, x0);
- sprintf(also, " (start %d,%d)", y0, x0);
+ _nc_SPRINTF(also, _nc_SLIMIT(sizeof(also)) " (start %d,%d)", y0, x0);
wmove(stdscr, y0, x0);
while ((code = get_position("Move panel", also, which, &x1, &y1)) == 0) {
if (continuous) {
}
static void
-my_resize_panel(PANEL ** pans, int which, FillPanel myFill)
+my_resize_panel(PANEL **pans, int which, FillPanel myFill)
{
if (pans[which] != 0) {
int code;
char also[80];
getbegyx(win, y0, x0);
- sprintf(also, " (start %d,%d)", y0, x0);
+ _nc_SPRINTF(also, _nc_SLIMIT(sizeof(also)) " (start %d,%d)", y0, x0);
wmove(stdscr, y0, x0);
while ((code = get_position("Resize panel",
also, which, &x1, &y1)) == 0) {
}
static void
-fill_panel(PANEL * pan)
+fill_panel(PANEL *pan)
{
WINDOW *win = panel_window(pan);
- int num = ((const char *) panel_userptr(pan))[1];
+ const char *userptr = (const char *) panel_userptr(pan);
+ int num = (userptr && *userptr) ? userptr[1] : '?';
int y, x;
wmove(win, 1, 1);
}
static void
-fill_unboxed(PANEL * pan)
+fill_unboxed(PANEL *pan)
{
WINDOW *win = panel_window(pan);
- int num = ((const char *) panel_userptr(pan))[1];
+ const char *userptr = (const char *) panel_userptr(pan);
+ int num = (userptr && *userptr) ? userptr[1] : '?';
int y, x;
for (y = 0; y < getmaxy(win); y++) {
{
wchar_t source[2];
- source[0] = digit + 0xff10;
+ source[0] = (wchar_t) (digit + 0xff10);
source[1] = 0;
setcchar(target, source, A_NORMAL, 0, 0);
}
}
static void
-fill_wide_panel(PANEL * pan)
+fill_wide_panel(PANEL *pan)
{
WINDOW *win = panel_window(pan);
int num = ((const char *) panel_userptr(pan))[1];
#define MAX_PANELS 5
static int
-which_panel(PANEL * px[MAX_PANELS + 1], PANEL * pan)
+which_panel(PANEL *px[MAX_PANELS + 1], PANEL *pan)
{
int result = 0;
int j;
}
static void
-show_panels(PANEL * px[MAX_PANELS + 1])
+show_help(WINDOW *win)
{
static const char *help[] =
{
" m - move the panel (M for continuous move)",
" r - resize the panel",
" s - show the panel",
- " b - put the panel on the top of the stack"
+ " t - put the panel on the top of the stack"
};
+ int j;
+ for (j = 0; j < (int) SIZEOF(help); ++j) {
+ if (wprintw(win, "%s\n", help[j]) == ERR)
+ break;
+ }
+}
+
+static void
+show_panels(PANEL *px[MAX_PANELS + 1])
+{
struct {
bool valid;
bool hidden;
} table[MAX_PANELS + 1];
WINDOW *win;
- PANEL *pan;
int j;
+ memset(table, 0, sizeof(table));
for (j = 1; j <= MAX_PANELS; ++j) {
table[j].valid = (px[j] != 0);
if (table[j].valid) {
}
if ((win = newwin(LINES - 1, COLS, 0, 0)) != 0) {
+ PANEL *pan;
+
keypad(win, TRUE);
if ((pan = new_panel(win)) != 0) {
werase(win);
- mvwprintw(win, 0, 0, "Panels:\n");
+ MvWPrintw(win, 0, 0, "Panels:\n");
for (j = 1; j <= MAX_PANELS; ++j) {
if (table[j].valid) {
wprintw(win, " %d:", j);
waddch(win, '\n');
}
}
- for (j = 0; j < (int) SIZEOF(help); ++j) {
- if (wprintw(win, "%s\n", help[j]) == ERR)
- break;
- }
+ show_help(win);
wgetch(win);
del_panel(pan);
pflush();
/* *INDENT-ON* */
static void
-do_panel(PANEL * px[MAX_PANELS + 1],
+do_panel(PANEL *px[MAX_PANELS + 1],
NCURSES_CONST char *cmd,
FillPanel myFill)
{
* End the command with a newline. Reject other characters.
*/
static bool
-get_command(PANEL * px[MAX_PANELS + 1], char *buffer, int limit)
+get_command(PANEL *px[MAX_PANELS + 1], char *buffer, int limit)
{
int length = 0;
int y0, x0;
- int c0, ch;
WINDOW *win;
getyx(stdscr, y0, x0);
if (log_in != 0) {
if (fgets(buffer, limit - 3, log_in) != 0) {
- length = strlen(buffer);
+ length = (int) strlen(buffer);
while (length > 0 && isspace(UChar(buffer[length - 1])))
buffer[--length] = '\0';
waddstr(win, buffer);
}
(void) wgetch(win);
} else {
- c0 = 0;
+ int c0 = 0;
for (;;) {
- ch = wgetch(win);
+ int ch = wgetch(win);
if (ch == ERR || ch == QUIT || ch == ESCAPE) {
buffer[0] = '\0';
break;
wrefresh(curscr);
} else if (ch == '\n' || ch == KEY_ENTER) {
break;
- } else if (ch == '?') {
+ } else if (ch == HELP_KEY_1) {
show_panels(px);
} else if (length + 3 < limit) {
if (ch >= KEY_MIN) {
} else if (isdigit(UChar(c0))) {
wprintw(win, " %c", ch);
buffer[length++] = ' ';
- buffer[length++] = c0 = ch;
+ buffer[length++] = (char) (c0 = ch);
} else {
wprintw(win, "%c", ch);
- buffer[length++] = c0 = ch;
+ buffer[length++] = (char) (c0 = ch);
}
} else if (ok_digit(ch)) {
if (isalpha(UChar(c0))) {
wprintw(win, "%c", ch);
- buffer[length++] = c0 = ch;
+ buffer[length++] = (char) (c0 = ch);
} else {
beep();
}
} else if (ch == ' ') {
if (isdigit(UChar(c0))) {
wprintw(win, "%c", ch);
- buffer[length++] = c0 = ch;
+ buffer[length++] = (char) (c0 = ch);
} else {
beep();
}
memset(px, 0, sizeof(px));
while (get_command(px, buffer, sizeof(buffer))) {
- int limit = strlen(buffer);
+ int limit = (int) strlen(buffer);
for (itmp = 0; itmp < limit; itmp += 3) {
do_panel(px, buffer + itmp, myFill);
}
}
static void
-usage(void)
+usage(int ok)
{
static const char *const tbl[] =
{
"Usage: demo_panels [options]"
,""
+ ,USAGE_COMMON
,"Options:"
- ," -i file read commands from file"
- ," -o file record commands in file"
- ," -m do not use colors"
+ ," -i file read commands from file"
+ ," -o file record commands in file"
+ ," -m do not use colors"
#if USE_WIDEC_SUPPORT
- ," -w use wide-characters in panels and background"
+ ," -w use wide-characters in panels and background"
#endif
- ," -x do not enclose panels in boxes"
+ ," -x do not enclose panels in boxes"
};
size_t n;
for (n = 0; n < SIZEOF(tbl); n++)
fprintf(stderr, "%s\n", tbl[n]);
- ExitProgram(EXIT_FAILURE);
+ ExitProgram(ok ? EXIT_SUCCESS : EXIT_FAILURE);
}
+/* *INDENT-OFF* */
+VERSION_COMMON()
+/* *INDENT-ON* */
int
main(int argc, char *argv[])
{
- int c;
+ int ch;
bool monochrome = FALSE;
InitPanel myInit = init_panel;
FillPanel myFill = fill_panel;
setlocale(LC_ALL, "");
- while ((c = getopt(argc, argv, "i:o:mwx")) != -1) {
- switch (c) {
+ while ((ch = getopt(argc, argv, OPTS_COMMON "i:o:mwx")) != -1) {
+ switch (ch) {
case 'i':
log_in = fopen(optarg, "r");
break;
case 'x':
unboxed = TRUE;
break;
+ case OPTS_VERSION:
+ show_version(argv);
+ ExitProgram(EXIT_SUCCESS);
default:
- usage();
+ usage(ch == OPTS_USAGE);
+ /* NOTREACHED */
}
}
if (unboxed)