/****************************************************************************
- * Copyright (c) 2007 Free Software Foundation, Inc. *
+ * Copyright (c) 2007-2016,2017 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 1.16 2007/06/23 21:24:23 tom Exp $
+ * $Id: demo_panels.c,v 1.41 2017/04/15 18:39:29 tom Exp $
*
* Demonstrate a variety of functions from the panel library.
*/
#include <panel.h>
+#define LAST_POS '@'
+#define TEMP_POS '>'
+
typedef void (*InitPanel) (void);
typedef void (*FillPanel) (PANEL *);
-static bool use_colors;
+static bool use_colors = FALSE;
+static bool unboxed = FALSE;
static FILE *log_in;
static FILE *log_out;
{
int result = 0;
int x1, y1;
- WINDOW *win;
+ char cmd;
getyx(stdscr, y1, x1);
- win = statusline();
+ (void) statusline();
show_position(text, also, which, y1, x1);
if (log_in != 0) {
- (void) wgetch(stdscr);
- if (fscanf(log_in, "@%d,%d\n", &y1, &x1) == 2) {
- result = 1;
+ if (fscanf(log_in, "%c%d,%d\n", &cmd, &y1, &x1) == 3) {
+ switch (cmd) {
+ case LAST_POS:
+ result = 1;
+ (void) wgetch(stdscr);
+ break;
+ case TEMP_POS:
+ result = 0;
+ wrefresh(stdscr);
+ napms(100);
+ break;
+ default:
+ result = -1;
+ break;
+ }
} else {
result = -1;
}
}
wmove(stdscr, y1, x1);
- if (result > 0) {
+ *ypos = y1;
+ *xpos = x1;
+
+ if (result >= 0) {
if (log_out)
- fprintf(log_out, "@%d,%d\n", y1, x1);
- *ypos = y1;
- *xpos = x1;
+ fprintf(log_out, "%c%d,%d\n",
+ ((result > 0)
+ ? LAST_POS
+ : TEMP_POS),
+ y1, x1);
}
return result;
}
{
WINDOW *win;
PANEL *pan = 0;
- char *userdata = malloc(3);
+ char *userdata = typeMalloc(char, 3);
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, (chtype) (COLOR_PAIR(color) | ' '));
- } else {
+ } else if (!unboxed) {
wbkgdset(win, A_BOLD | ' ');
}
}
- sprintf(userdata, "p%d", color % 8);
+ _nc_SPRINTF(userdata, _nc_SLIMIT(3) "p%d", color % 8);
set_panel_userptr(pan, (NCURSES_CONST void *) userdata);
return pan;
}
static void
-remove_panel(PANEL ** pans, int which)
+my_remove_panel(PANEL ** pans, int which)
{
if (pans[which] != 0) {
PANEL *pan = pans[which];
WINDOW *win = panel_window(pan);
- char *user = panel_userptr(pan);
+ char *user = (char *) panel_userptr(pan);
free(user);
del_panel(pan);
}
}
+#undef MIN
#define MIN(a,b) ((a) < (b) ? (a) : (b))
#define ABS(a) ((a) < 0 ? -(a) : (a))
static void
-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;
init_pair(pair, fg, bg);
/* remove the old panel, if any */
- remove_panel(pans, which);
+ my_remove_panel(pans, which);
/* get the position of one corner */
wmove(stdscr, getmaxy(stdscr) / 2, getmaxx(stdscr) / 2);
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) {
}
static void
-my_move_panel(PANEL ** pans, int which)
+my_move_panel(PANEL ** pans, int which, bool continuous)
{
- int code;
- int y0, x0;
- int y1, x1;
- WINDOW *win = panel_window(pans[which]);
- char also[80];
+ if (pans[which] != 0) {
+ int code;
+ int y0, x0;
+ int y1, x1;
+ WINDOW *win = panel_window(pans[which]);
+ char also[80];
- getbegyx(win, y0, x0);
- sprintf(also, " (start %d,%d)", y0, x0);
- wmove(stdscr, y0, x0);
- while ((code = get_position("Move panel", also, which, &x1, &y1)) == 0) {
- ;
- }
- if (code > 0) {
- move_panel(pans[which], y1, x1);
+ getbegyx(win, 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) {
+ move_panel(pans[which], y1, x1);
+ pflush();
+ }
+ }
+ if (code > 0) {
+ move_panel(pans[which], y1, x1);
+ }
}
}
static void
-resize_panel(PANEL ** pans, int which, FillPanel myFill)
+my_resize_panel(PANEL ** pans, int which, FillPanel myFill)
{
- int code;
- int y0, x0;
- int y1, x1;
- WINDOW *win = panel_window(pans[which]);
- char also[80];
+ if (pans[which] != 0) {
+ int code;
+ int y0, x0;
+ int y1, x1;
+ WINDOW *win = panel_window(pans[which]);
+ char also[80];
- getbegyx(win, y0, x0);
- sprintf(also, " (start %d,%d)", y0, x0);
- wmove(stdscr, y0, x0);
- while ((code = get_position("Resize panel", also, which, &x1, &y1)) == 0) {
- ;
- }
- if (code > 0) {
- WINDOW *next = newwin(ABS(y1 - y0) + 1,
- ABS(x1 - x0) + 1,
- MIN(y0, y1),
- MIN(x0, x1));
- if (next != 0) {
- keypad(next, TRUE);
- if (use_colors) {
- wbkgdset(next, (chtype) (COLOR_PAIR(which) | ' '));
- } else {
- wbkgdset(next, A_BOLD | ' ');
+ getbegyx(win, 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) {
+ ;
+ }
+ if (code > 0) {
+ WINDOW *next = newwin(ABS(y1 - y0) + 1,
+ ABS(x1 - x0) + 1,
+ MIN(y0, y1),
+ MIN(x0, x1));
+ if (next != 0) {
+ keypad(next, TRUE);
+ if (use_colors) {
+ wbkgdset(next, (chtype) (COLOR_PAIR(which) | ' '));
+ } else if (!unboxed) {
+ wbkgdset(next, A_BOLD | ' ');
+ }
+ replace_panel(pans[which], next);
+ myFill(pans[which]);
+ delwin(win);
}
- replace_panel(pans[which], next);
- myFill(pans[which]);
- delwin(win);
}
}
}
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)
+{
+ WINDOW *win = panel_window(pan);
+ const char *userptr = (const char *) panel_userptr(pan);
+ int num = (userptr && *userptr) ? userptr[1] : '?';
+ int y, x;
+
+ for (y = 0; y < getmaxy(win); y++) {
+ for (x = 0; x < getmaxx(win); x++) {
+ wmove(win, y, x);
+ waddch(win, UChar(num));
+ }
+ }
+}
+
#if USE_WIDEC_SUPPORT
static void
make_fullwidth_digit(cchar_t *target, int digit)
{
wchar_t source[2];
- source[0] = digit + 0xff10;
+ source[0] = (wchar_t) (digit + 0xff10);
source[1] = 0;
setcchar(target, source, A_NORMAL, 0, 0);
}
" c - create the panel",
" d - delete the panel",
" h - hide the panel",
- " m - move the panel",
+ " 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"
};
struct {
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) {
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);
}
}
+#define wrapper(func) \
+static int my_##func(PANEL *pan) \
+{ \
+ int code = ERR; \
+ if (pan != 0) { \
+ code = func(pan); \
+ } \
+ return code; \
+}
+/* *INDENT-OFF* */
+wrapper(bottom_panel)
+wrapper(hide_panel)
+wrapper(show_panel)
+wrapper(top_panel)
+/* *INDENT-ON* */
+
static void
do_panel(PANEL * px[MAX_PANELS + 1],
NCURSES_CONST char *cmd,
{
int which = cmd[1] - '0';
+ if (which < 1 || which > MAX_PANELS) {
+ beep();
+ return;
+ }
+
if (log_in != 0) {
pflush();
- (void) wgetch(stdscr);
}
saywhat(cmd);
switch (*cmd) {
case 'b':
- bottom_panel(px[which]);
+ my_bottom_panel(px[which]);
break;
case 'c':
- create_panel(px, which, myFill);
+ my_create_panel(px, which, myFill);
break;
case 'd':
- remove_panel(px, which);
+ my_remove_panel(px, which);
break;
case 'h':
- hide_panel(px[which]);
+ my_hide_panel(px[which]);
break;
case 'm':
- my_move_panel(px, which);
+ my_move_panel(px, which, FALSE);
+ break;
+ case 'M':
+ my_move_panel(px, which, TRUE);
break;
case 'r':
- resize_panel(px, which, myFill);
+ my_resize_panel(px, which, myFill);
break;
case 's':
- show_panel(px[which]);
+ my_show_panel(px[which]);
break;
case 't':
- top_panel(px[which]);
+ my_top_panel(px[which]);
break;
}
}
static bool
ok_letter(int ch)
{
- return isalpha(UChar(ch)) && strchr("bcdhmrst", ch) != 0;
+ return isalpha(UChar(ch)) && strchr("bcdhmMrst", ch) != 0;
}
static bool
buffer[length = 0] = '\0';
if (log_in != 0) {
- (void) wgetch(win);
if (fgets(buffer, limit - 3, log_in) != 0) {
- length = strlen(buffer);
- while (length > 0 && isspace(buffer[length - 1]))
+ length = (int) strlen(buffer);
+ while (length > 0 && isspace(UChar(buffer[length - 1])))
buffer[--length] = '\0';
+ waddstr(win, buffer);
} else {
close_input();
}
+ (void) wgetch(win);
} else {
c0 = 0;
for (;;) {
if (ch == ERR || ch == QUIT || ch == ESCAPE) {
buffer[0] = '\0';
break;
+ } else if (ch == CTRL('L')) {
+ 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);
}
}
#if NO_LEAKS
for (itmp = 1; itmp <= MAX_PANELS; ++itmp) {
- remove_panel(px, itmp);
+ my_remove_panel(px, itmp);
}
#endif
}
#if USE_WIDEC_SUPPORT
," -w use wide-characters in panels and background"
#endif
+ ," -x do not enclose panels in boxes"
};
size_t n;
for (n = 0; n < SIZEOF(tbl); n++)
InitPanel myInit = init_panel;
FillPanel myFill = fill_panel;
- while ((c = getopt(argc, argv, "i:o:mw")) != EOF) {
+ setlocale(LC_ALL, "");
+
+ while ((c = getopt(argc, argv, "i:o:mwx")) != -1) {
switch (c) {
case 'i':
log_in = fopen(optarg, "r");
myFill = fill_wide_panel;
break;
#endif
+ case 'x':
+ unboxed = TRUE;
+ break;
default:
usage();
}
}
+ if (unboxed)
+ myFill = fill_unboxed;
initscr();
cbreak();