int mvgetn_wstr(int y, int x, wint_t *wstr, int n)
{
PDC_LOG(("mvgetn_wstr() - called\n"));
if (move(y, x) == ERR)
return ERR;
return wgetn_wstr(stdscr, wstr, n);
}
int
wget_wstr(WINDOW *w, wint_t *wis)
{
int code;
code = wgetn_wstr(w, wis, -1);
return (code);
}
/*
* getn_wstr --
* Get a string (of maximum n) characters from stdscr starting at
* (cury, curx).
*/
int
getn_wstr(wchar_t *wstr, int n)
{
#ifndef HAVE_WCHAR
return ERR;
#else
return wgetn_wstr(stdscr, wstr, n);
#endif /* HAVE_WCHAR */
}
int mvwgetn_wstr(WINDOW *win, int y, int x, wint_t *wstr, int n)
{
PDC_LOG(("mvwgetn_wstr() - called\n"));
if (wmove(win, y, x) == ERR)
return ERR;
return wgetn_wstr(win, wstr, n);
}
int
get_wstr(wint_t *wis)
{
int code;
code = wgetn_wstr(stdscr, wis, -1);
return (code);
}
int
getn_wstr(wint_t *wis, int n)
{
int code;
code = wgetn_wstr(stdscr, wis, n);
return (code);
}
int
mvgetn_wstr(int y, int x, wint_t *wis, int n)
{
int code;
if ((code = wmove(stdscr, y, x)) == OK)
code = wgetn_wstr(stdscr, wis, n);
return (code);
}
int
mvwgetn_wstr(WINDOW *w, int y, int x, wint_t *wis, int n)
{
int code;
if ((code = wmove(w, y, x)) == OK)
code = wgetn_wstr(w, wis, n);
return (code);
}
/*
* mvwgetn_wstr --
* Get a string (of maximum n) characters from the given window starting
* at (y, x).
*/
int
mvwgetn_wstr(WINDOW *win, int y, int x, wchar_t *wstr, int n)
{
#ifndef HAVE_WCHAR
return ERR;
#else
if (wmove(win, y, x) == ERR)
return ERR;
return wgetn_wstr(win, wstr, n);
#endif /* HAVE_WCHAR */
}
/* Accept character strings from the curses terminal keyboard */
SCM
gucu_wgetnstr (SCM win, SCM n)
{
SCM s_str;
int ret;
int c_n;
c_n = scm_to_int (n);
if (c_n <= 0)
scm_out_of_range ("%wgetnstr", n);
#ifdef HAVE_NCURSESW
{
wint_t *c_wstr = (wint_t *) scm_malloc (sizeof (wint_t) * (c_n + 1));
ret = wgetn_wstr (_scm_to_window (win), c_wstr, c_n);
c_wstr[c_n] = 0;
if (ret == OK)
{
s_str = _scm_sstring_from_wint_string (c_wstr);
free (c_wstr);
}
else if (ret == KEY_RESIZE)
{
s_str = scm_from_int (KEY_RESIZE);
}
else
abort ();
}
#else
{
char *c_str = (char *) scm_malloc (sizeof (char) * (c_n + 1));
ret = wgetnstr (_scm_to_window (win), c_str, c_n);
c_str[c_n] = '\0';
if (ret == OK)
{
s_str = scm_from_locale_string (c_str);
free (c_str);
}
else if (ret == KEY_RESIZE)
{
s_str = scm_from_int (KEY_RESIZE);
}
else
abort ();
}
#endif
return (s_str);
}
// Function responsible of reading a wide string of the given size. For size = 0, a maximum number of _buffer_size characters is read.
std::wstring PDCursesWindow::read_wstring( const unsigned int size )
{
std::wstring return_value(L"");
if ( _window != NULL )
{
wint_t* buffer = NULL;
unsigned int buffer_size = 0;
if ( size == 0 )
{
buffer = new (std::nothrow) wint_t[_buffer_size+1];
buffer_size = _buffer_size;
}
else
{
buffer = new (std::nothrow) wint_t[size+1];
buffer_size = size;
}
if ( buffer != NULL )
{
memset(buffer,'\0',buffer_size+1);
wgetn_wstr(_window,buffer,buffer_size);
for ( unsigned int i = 0; i < size; ++i )
return_value += static_cast<wchar_t>(buffer[i]);
delete[] buffer;
}
}
return return_value;
};
NCURSES_EXPORT(int) (getn_wstr) (wint_t * a1, int z)
{
T((T_CALLED("getn_wstr(%p,%d)"), (const void *)a1, z)); returnCode(wgetn_wstr(stdscr,a1,z));
}
int getn_wstr(wint_t *wstr, int n)
{
PDC_LOG(("getn_wstr() - called\n"));
return wgetn_wstr(stdscr, wstr, n);
}
int wget_wstr(WINDOW *win, wint_t *wstr)
{
PDC_LOG(("wget_wstr() - called\n"));
return wgetn_wstr(win, wstr, MAXLINE);
}
int get_wstr(wint_t *wstr)
{
PDC_LOG(("get_wstr() - called\n"));
return wgetn_wstr(stdscr, wstr, MAXLINE);
}
NCURSES_EXPORT(int) (mvgetn_wstr) (int a1, int a2, wint_t * a3, int z)
{
T((T_CALLED("mvgetn_wstr(%d,%d,%p,%d)"), a1, a2, (const void *)a3, z)); returnCode((wmove(stdscr,a1,a2) == (-1) ? (-1) : wgetn_wstr(stdscr,a3,z)));
}
NCURSES_EXPORT(int) (mvwgetn_wstr) (WINDOW * a1, int a2, int a3, wint_t * a4, int z)
{
T((T_CALLED("mvwgetn_wstr(%p,%d,%d,%p,%d)"), (const void *)a1, a2, a3, (const void *)a4, z)); returnCode((wmove(a1,a2,a3) == (-1) ? (-1) : wgetn_wstr(a1,a4,z)));
}
NCURSES_EXPORT(int) (get_wstr) (wint_t * z)
{
T((T_CALLED("get_wstr(%p)"), (const void *)z)); returnCode(wgetn_wstr(stdscr,z,-1));
}
NCURSES_EXPORT(int) (wget_wstr) (WINDOW * a1, wint_t * z)
{
T((T_CALLED("wget_wstr(%p,%p)"), (const void *)a1, (const void *)z)); returnCode(wgetn_wstr(a1,z,-1));
}
// for emscripten
int wgetnstr(WINDOW *win, char *str, int n)
{
#ifdef PDC_WIDE
wchar_t wstr[MAXLINE + 1];
if (n < 0 || n > MAXLINE)
n = MAXLINE;
if (wgetn_wstr(win, (wint_t *)wstr, n) == ERR)
return ERR;
return PDC_wcstombs(str, wstr, n);
#else
int ch, i, num, x, chars;
char *p;
bool stop, oldecho, oldcbreak, oldnodelay;
PDC_LOG(("wgetnstr() - called\n"));
if (!win || !str)
return ERR;
chars = 0;
p = str;
stop = FALSE;
x = win->_curx;
oldcbreak = SP->cbreak; /* remember states */
oldecho = SP->echo;
oldnodelay = win->_nodelay;
SP->echo = FALSE; /* we do echo ourselves */
cbreak(); /* ensure each key is returned immediately */
win->_nodelay = FALSE; /* don't return -1 */
wrefresh(win);
while (!stop)
{
ch = wgetch(win);
switch (ch)
{
case '\t':
ch = ' ';
num = TABSIZE - (win->_curx - x) % TABSIZE;
for (i = 0; i < num; i++)
{
if (chars < n)
{
if (oldecho)
waddch(win, ch);
*p++ = ch;
++chars;
}
else
beep();
}
break;
case _ECHAR: /* CTRL-H -- Delete character */
if (p > str)
{
if (oldecho)
waddstr(win, "\b \b");
ch = (unsigned char)(*--p);
if ((ch < ' ') && (oldecho))
waddstr(win, "\b \b");
chars--;
}
break;
case _DLCHAR: /* CTRL-U -- Delete line */
while (p > str)
{
if (oldecho)
waddstr(win, "\b \b");
ch = (unsigned char)(*--p);
if ((ch < ' ') && (oldecho))
waddstr(win, "\b \b");
}
chars = 0;
break;
case _DWCHAR: /* CTRL-W -- Delete word */
while ((p > str) && (*(p - 1) == ' '))
{
if (oldecho)
waddstr(win, "\b \b");
--p; /* remove space */
chars--;
}
while ((p > str) && (*(p - 1) != ' '))
{
if (oldecho)
waddstr(win, "\b \b");
ch = (unsigned char)(*--p);
if ((ch < ' ') && (oldecho))
waddstr(win, "\b \b");
chars--;
}
break;
case '\n':
case '\r':
stop = TRUE;
if (oldecho)
waddch(win, '\n');
break;
default:
if (chars < n)
{
if (!SP->key_code && ch < 0x100)
{
*p++ = ch;
if (oldecho)
waddch(win, ch);
chars++;
}
}
else
beep();
break;
}
wrefresh(win);
}
*p = '\0';
SP->echo = oldecho; /* restore old settings */
SP->cbreak = oldcbreak;
win->_nodelay = oldnodelay;
return OK;
#endif
}
static int
test_get_wstr(int level, char **argv, WINDOW *strwin)
{
WINDOW *txtbox = 0;
WINDOW *txtwin = 0;
FILE *fp;
int ch;
int rc;
int txt_x = 0, txt_y = 0;
int base_y;
int flavor = 0;
int limit = getmaxx(strwin) - 5;
int actual;
wint_t buffer[MAX_COLS];
if (argv[level] == 0) {
beep();
return FALSE;
}
if (level > 1) {
txtbox = newwin(LINES - BASE_Y, COLS - level, BASE_Y, level);
box(txtbox, 0, 0);
wnoutrefresh(txtbox);
txtwin = derwin(txtbox,
getmaxy(txtbox) - 2,
getmaxx(txtbox) - 2,
1, 1);
base_y = 0;
} else {
txtwin = stdscr;
base_y = BASE_Y;
}
keypad(txtwin, TRUE); /* enable keyboard mapping */
(void) cbreak(); /* take input chars one at a time, no wait for \n */
(void) noecho(); /* don't echo input */
txt_y = base_y;
txt_x = 0;
wmove(txtwin, txt_y, txt_x);
if ((fp = fopen(argv[level], "r")) != 0) {
while ((ch = fgetc(fp)) != EOF) {
if (waddch(txtwin, UChar(ch)) != OK) {
break;
}
}
fclose(fp);
} else {
wprintw(txtwin, "Cannot open:\n%s", argv[1]);
}
wmove(txtwin, txt_y, txt_x);
actual = ShowFlavor(strwin, txtwin, flavor, limit);
while (!Quit(ch = mvwgetch(txtwin, txt_y, txt_x))) {
switch (ch) {
case KEY_DOWN:
case 'j':
if (txt_y < getmaxy(txtwin) - 1) {
MovePrompt(txtwin, actual, ++txt_y, txt_x);
} else {
beep();
}
break;
case KEY_UP:
case 'k':
if (txt_y > base_y) {
MovePrompt(txtwin, actual, --txt_y, txt_x);
} else {
beep();
}
break;
case KEY_LEFT:
case 'h':
if (txt_x > 0) {
MovePrompt(txtwin, actual, txt_y, --txt_x);
} else {
beep();
}
break;
case KEY_RIGHT:
case 'l':
if (txt_x < getmaxx(txtwin) - 1) {
MovePrompt(txtwin, actual, txt_y, ++txt_x);
} else {
beep();
}
break;
case 'w':
test_get_wstr(level + 1, argv, strwin);
if (txtbox != 0) {
touchwin(txtbox);
wnoutrefresh(txtbox);
} else {
touchwin(txtwin);
wnoutrefresh(txtwin);
}
break;
case '-':
if (limit > 0) {
actual = ShowFlavor(strwin, txtwin, flavor, --limit);
MovePrompt(txtwin, actual, txt_y, txt_x);
} else {
beep();
}
break;
case '+':
actual = ShowFlavor(strwin, txtwin, flavor, ++limit);
MovePrompt(txtwin, actual, txt_y, txt_x);
break;
case '<':
if (flavor > 0) {
actual = ShowFlavor(strwin, txtwin, --flavor, limit);
MovePrompt(txtwin, actual, txt_y, txt_x);
} else {
beep();
}
break;
case '>':
if (flavor + 1 < eMaxFlavor) {
actual = ShowFlavor(strwin, txtwin, ++flavor, limit);
MovePrompt(txtwin, actual, txt_y, txt_x);
} else {
beep();
}
break;
case ':':
actual = ShowFlavor(strwin, txtwin, flavor, limit);
*buffer = '\0';
rc = ERR;
echo();
(void) wattrset(txtwin, A_REVERSE);
switch (flavor) {
case eGetStr:
if (txtwin != stdscr) {
wmove(txtwin, txt_y, txt_x);
rc = wget_wstr(txtwin, buffer);
} else {
move(txt_y, txt_x);
rc = get_wstr(buffer);
}
break;
case eGetNStr:
if (txtwin != stdscr) {
wmove(txtwin, txt_y, txt_x);
rc = wgetn_wstr(txtwin, buffer, limit);
} else {
move(txt_y, txt_x);
rc = getn_wstr(buffer, limit);
}
break;
case eMvGetStr:
if (txtwin != stdscr) {
rc = mvwget_wstr(txtwin, txt_y, txt_x, buffer);
} else {
rc = mvget_wstr(txt_y, txt_x, buffer);
}
break;
case eMvGetNStr:
if (txtwin != stdscr) {
rc = mvwgetn_wstr(txtwin, txt_y, txt_x, buffer, limit);
} else {
rc = mvgetn_wstr(txt_y, txt_x, buffer, limit);
}
break;
case eMaxFlavor:
break;
}
noecho();
(void) wattrset(txtwin, A_NORMAL);
wprintw(strwin, "%d", rc);
(void) waddwstr(strwin, (wchar_t *) buffer);
wnoutrefresh(strwin);
break;
default:
beep();
break;
}
doupdate();
}
if (level > 1) {
delwin(txtwin);
delwin(txtbox);
}
return TRUE;
}