/**
* mutt_get_field_full - Ask the user for a string
* @param[in] field Prompt
* @param[in] buf Buffer for the result
* @param[in] buflen Length of buffer
* @param[in] complete Flags, see #CompletionFlags
* @param[in] multiple Allow multiple selections
* @param[out] files List of files selected
* @param[out] numfiles Number of files selected
* @retval 1 Redraw the screen and call the function again
* @retval 0 Selection made
* @retval -1 Aborted
*/
int mutt_get_field_full(const char *field, char *buf, size_t buflen, CompletionFlags complete,
bool multiple, char ***files, int *numfiles)
{
int ret;
int x;
struct EnterState *es = mutt_enter_state_new();
do
{
if (SigWinch)
{
SigWinch = 0;
mutt_resize_screen();
clearok(stdscr, TRUE);
mutt_menu_current_redraw();
}
mutt_window_clearline(MuttMessageWindow, 0);
SETCOLOR(MT_COLOR_PROMPT);
addstr(field);
NORMAL_COLOR;
mutt_refresh();
mutt_window_getxy(MuttMessageWindow, &x, NULL);
ret = mutt_enter_string_full(buf, buflen, x, complete, multiple, files, numfiles, es);
} while (ret == 1);
mutt_window_clearline(MuttMessageWindow, 0);
mutt_enter_state_free(&es);
return ret;
}
/**
* mutt_edit_file - Let the user edit a file
* @param editor User's editor config
* @param file File to edit
*/
void mutt_edit_file(const char *editor, const char *file)
{
char cmd[STR_COMMAND];
mutt_endwin();
mutt_file_expand_fmt_quote(cmd, sizeof(cmd), editor, file);
if (mutt_system(cmd) != 0)
{
mutt_error(_("Error running \"%s\""), cmd);
}
/* the terminal may have been resized while the editor owned it */
mutt_resize_screen();
keypad(stdscr, true);
clearok(stdscr, true);
}
int mutt_menuLoop (MUTTMENU * menu)
{
int i = OP_NULL;
FOREVER {
if (option (OPTMENUCALLER)) {
unset_option (OPTMENUCALLER);
return OP_NULL;
}
mutt_curs_set (0);
#ifdef USE_IMAP
imap_keepalive ();
#endif
if (menu_redraw (menu) == OP_REDRAW)
return OP_REDRAW;
menu->oldcurrent = menu->current;
if (option (OPTARROWCURSOR))
move (menu->current - menu->top + menu->offset, SW + 2);
else if (option (OPTBRAILLEFRIENDLY))
move (menu->current - menu->top + menu->offset, SW);
else
move (menu->current - menu->top + menu->offset, COLS - 1);
mutt_refresh ();
/* try to catch dialog keys before ops */
if (menu->dialog && menu_dialog_dokey (menu, &i) == 0)
return i;
i = km_dokey (menu->menu);
if (i == OP_TAG_PREFIX || i == OP_TAG_PREFIX_COND) {
if (menu->tagged) {
mvaddstr (LINES - 1, 0, "Tag-");
clrtoeol ();
i = km_dokey (menu->menu);
menu->tagprefix = 1;
CLEARLINE (LINES - 1);
}
else if (i == OP_TAG_PREFIX) {
mutt_error _("No tagged entries.");
i = -1;
}
else { /* None tagged, OP_TAG_PREFIX_COND */
event_t tmp;
while (UngetCount > 0) {
tmp = mutt_getch ();
if (tmp.op == OP_END_COND)
break;
}
mutt_message _("Nothing to do.");
i = -1;
}
}
else if (menu->tagged && option (OPTAUTOTAG))
menu->tagprefix = 1;
else
menu->tagprefix = 0;
mutt_curs_set (1);
#if defined (USE_SLANG_CURSES) || defined (HAVE_RESIZETERM)
if (SigWinch) {
mutt_resize_screen ();
menu->redraw = REDRAW_FULL;
SigWinch = 0;
clearok (stdscr, TRUE); /*force complete redraw */
}
#endif
if (i == -1)
continue;
if (!menu->dialog)
mutt_clear_error ();
/* Convert menubar movement to scrolling */
if (menu->dialog)
i = menu_dialog_translate_op (i);
switch (i) {
case OP_NEXT_ENTRY:
menu_next_entry (menu);
break;
case OP_PREV_ENTRY:
menu_prev_entry (menu);
break;
case OP_HALF_DOWN:
menu_half_down (menu);
break;
case OP_HALF_UP:
menu_half_up (menu);
break;
case OP_NEXT_PAGE:
menu_next_page (menu);
break;
case OP_PREV_PAGE:
menu_prev_page (menu);
break;
case OP_NEXT_LINE:
menu_next_line (menu);
break;
case OP_PREV_LINE:
menu_prev_line (menu);
break;
case OP_FIRST_ENTRY:
menu_first_entry (menu);
break;
case OP_LAST_ENTRY:
menu_last_entry (menu);
break;
case OP_TOP_PAGE:
menu_top_page (menu);
break;
case OP_MIDDLE_PAGE:
menu_middle_page (menu);
break;
case OP_BOTTOM_PAGE:
menu_bottom_page (menu);
break;
case OP_CURRENT_TOP:
menu_current_top (menu);
break;
case OP_CURRENT_MIDDLE:
menu_current_middle (menu);
break;
case OP_CURRENT_BOTTOM:
menu_current_bottom (menu);
break;
case OP_SEARCH:
case OP_SEARCH_REVERSE:
case OP_SEARCH_NEXT:
case OP_SEARCH_OPPOSITE:
if (menu->search && !menu->dialog) { /* Searching dialogs won't work */
menu->oldcurrent = menu->current;
if ((menu->current = menu_search (menu, i)) != -1)
menu->redraw = REDRAW_MOTION;
else
menu->current = menu->oldcurrent;
}
else
mutt_error _("Search is not implemented for this menu.");
break;
case OP_JUMP:
if (menu->dialog)
mutt_error (_("Jumping is not implemented for dialogs."));
else
menu_jump (menu);
break;
case OP_ENTER_COMMAND:
CurrentMenu = menu->menu;
mutt_enter_command ();
if (option (OPTFORCEREDRAWINDEX)) {
menu->redraw = REDRAW_FULL;
unset_option (OPTFORCEREDRAWINDEX);
unset_option (OPTFORCEREDRAWPAGER);
}
break;
case OP_TAG:
if (menu->tag && !menu->dialog) {
if (menu->tagprefix && !option (OPTAUTOTAG)) {
for (i = 0; i < menu->max; i++)
menu->tagged += menu->tag (menu, i, 0);
menu->redraw = REDRAW_INDEX;
}
else if (menu->max) {
int i = menu->tag (menu, menu->current, -1);
menu->tagged += i;
if (i && option (OPTRESOLVE) && menu->current < menu->max - 1) {
menu->current++;
menu->redraw = REDRAW_MOTION_RESYNCH;
}
else
menu->redraw = REDRAW_CURRENT;
}
else
mutt_error _("No entries.");
}
else
mutt_error _("Tagging is not supported.");
break;
case OP_SHELL_ESCAPE:
mutt_shell_escape ();
MAYBE_REDRAW (menu->redraw);
break;
case OP_WHAT_KEY:
mutt_what_key ();
break;
case OP_REBUILD_CACHE:
mx_rebuild_cache ();
break;
case OP_REDRAW:
clearok (stdscr, TRUE);
menu->redraw = REDRAW_FULL;
break;
case OP_HELP:
mutt_help (menu->menu);
menu->redraw = REDRAW_FULL;
break;
case OP_NULL:
km_error_key (menu->menu);
break;
case OP_END_COND:
break;
default:
return (i);
}
}
/* not reached */
}
/**
* mutt_multi_choice - Offer the user a multiple choice question
* @param prompt Message prompt
* @param letters Allowable selection keys
* @retval >=0 0-based user selection
* @retval -1 Selection aborted
*/
int mutt_multi_choice(const char *prompt, const char *letters)
{
struct Event ch;
int choice;
bool redraw = true;
int prompt_lines = 1;
char *p = NULL;
while (true)
{
if (redraw || SigWinch)
{
redraw = false;
if (SigWinch)
{
SigWinch = 0;
mutt_resize_screen();
clearok(stdscr, TRUE);
mutt_menu_current_redraw();
}
if (MuttMessageWindow->cols)
{
prompt_lines = (mutt_strwidth(prompt) + MuttMessageWindow->cols - 1) /
MuttMessageWindow->cols;
prompt_lines = MAX(1, MIN(3, prompt_lines));
}
if (prompt_lines != MuttMessageWindow->rows)
{
mutt_window_reflow_message_rows(prompt_lines);
mutt_menu_current_redraw();
}
SETCOLOR(MT_COLOR_PROMPT);
mutt_window_mvaddstr(MuttMessageWindow, 0, 0, prompt);
NORMAL_COLOR;
mutt_window_clrtoeol(MuttMessageWindow);
}
mutt_refresh();
/* SigWinch is not processed unless timeout is set */
mutt_getch_timeout(30 * 1000);
ch = mutt_getch();
mutt_getch_timeout(-1);
if (ch.ch == -2)
continue;
/* (ch.ch == 0) is technically possible. Treat the same as < 0 (abort) */
if ((ch.ch <= 0) || CI_is_return(ch.ch))
{
choice = -1;
break;
}
else
{
p = strchr(letters, ch.ch);
if (p)
{
choice = p - letters + 1;
break;
}
else if ((ch.ch <= '9') && (ch.ch > '0'))
{
choice = ch.ch - '0';
if (choice <= mutt_str_strlen(letters))
break;
}
}
BEEP();
}
if (MuttMessageWindow->rows != 1)
{
mutt_window_reflow_message_rows(1);
mutt_menu_current_redraw();
}
else
mutt_window_clearline(MuttMessageWindow, 0);
mutt_refresh();
return choice;
}
/**
* mutt_yesorno - Ask the user a Yes/No question
* @param msg Prompt
* @param def Default answer, see #QuadOption
* @retval num Selection made, see #QuadOption
*/
enum QuadOption mutt_yesorno(const char *msg, enum QuadOption def)
{
struct Event ch;
char *yes = _("yes");
char *no = _("no");
char *answer_string = NULL;
int answer_string_wid, msg_wid;
size_t trunc_msg_len;
bool redraw = true;
int prompt_lines = 1;
char *expr = NULL;
regex_t reyes;
regex_t reno;
char answer[2];
answer[1] = '\0';
bool reyes_ok = (expr = nl_langinfo(YESEXPR)) && (expr[0] == '^') &&
(REGCOMP(&reyes, expr, REG_NOSUB) == 0);
bool reno_ok = (expr = nl_langinfo(NOEXPR)) && (expr[0] == '^') &&
(REGCOMP(&reno, expr, REG_NOSUB) == 0);
/* In order to prevent the default answer to the question to wrapped
* around the screen in the even the question is wider than the screen,
* ensure there is enough room for the answer and truncate the question
* to fit. */
safe_asprintf(&answer_string, " ([%s]/%s): ", (def == MUTT_YES) ? yes : no,
(def == MUTT_YES) ? no : yes);
answer_string_wid = mutt_strwidth(answer_string);
msg_wid = mutt_strwidth(msg);
while (true)
{
if (redraw || SigWinch)
{
redraw = false;
if (SigWinch)
{
SigWinch = 0;
mutt_resize_screen();
clearok(stdscr, TRUE);
mutt_menu_current_redraw();
}
if (MuttMessageWindow->cols)
{
prompt_lines = (msg_wid + answer_string_wid + MuttMessageWindow->cols - 1) /
MuttMessageWindow->cols;
prompt_lines = MAX(1, MIN(3, prompt_lines));
}
if (prompt_lines != MuttMessageWindow->rows)
{
mutt_window_reflow_message_rows(prompt_lines);
mutt_menu_current_redraw();
}
/* maxlen here is sort of arbitrary, so pick a reasonable upper bound */
trunc_msg_len = mutt_wstr_trunc(
msg, 4 * prompt_lines * MuttMessageWindow->cols,
prompt_lines * MuttMessageWindow->cols - answer_string_wid, NULL);
mutt_window_move(MuttMessageWindow, 0, 0);
SETCOLOR(MT_COLOR_PROMPT);
addnstr(msg, trunc_msg_len);
addstr(answer_string);
NORMAL_COLOR;
mutt_window_clrtoeol(MuttMessageWindow);
}
mutt_refresh();
/* SigWinch is not processed unless timeout is set */
mutt_getch_timeout(30 * 1000);
ch = mutt_getch();
mutt_getch_timeout(-1);
if (ch.ch == -2)
continue;
if (CI_is_return(ch.ch))
break;
if (ch.ch < 0)
{
def = MUTT_ABORT;
break;
}
answer[0] = ch.ch;
if (reyes_ok ? (regexec(&reyes, answer, 0, 0, 0) == 0) : (tolower(ch.ch) == 'y'))
{
def = MUTT_YES;
break;
}
else if (reno_ok ? (regexec(&reno, answer, 0, 0, 0) == 0) : (tolower(ch.ch) == 'n'))
{
def = MUTT_NO;
break;
}
else
{
BEEP();
}
}
FREE(&answer_string);
if (reyes_ok)
regfree(&reyes);
if (reno_ok)
regfree(&reno);
if (MuttMessageWindow->rows != 1)
{
mutt_window_reflow_message_rows(1);
mutt_menu_current_redraw();
}
else
mutt_window_clearline(MuttMessageWindow, 0);
if (def != MUTT_ABORT)
{
addstr((char *) ((def == MUTT_YES) ? yes : no));
mutt_refresh();
}
else
{
/* when the users cancels with ^G, clear the message stored with
* mutt_message() so it isn't displayed when the screen is refreshed. */
mutt_clear_error();
}
return def;
}