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menu.c
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menu.c
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/**
* @file
* GUI present the user with a selectable list
*
* @authors
* Copyright (C) 1996-2000,2002,2012 Michael R. Elkins <[email protected]>
*
* @copyright
* This program is free software: you can redistribute it and/or modify it under
* the terms of the GNU General Public License as published by the Free Software
* Foundation, either version 2 of the License, or (at your option) any later
* version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License along with
* this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <stddef.h>
#ifdef ENABLE_NLS
#include <libintl.h>
#endif
#include <regex.h>
#include <stdbool.h>
#include <stdio.h>
#include <string.h>
#include <wchar.h>
#include "mutt.h"
#include "context.h"
#include "globals.h"
#include "keymap.h"
#include "lib/lib.h"
#include "mbyte.h"
#include "mutt_curses.h"
#include "mutt_menu.h"
#include "mutt_regex.h"
#include "opcodes.h"
#include "options.h"
#include "pattern.h"
#include "protos.h"
#ifdef USE_SIDEBAR
#include "sidebar.h"
#endif
char *SearchBuffers[MENU_MAX];
/* These are used to track the active menus, for redraw operations. */
static size_t MenuStackCount = 0;
static size_t MenuStackLen = 0;
static struct Menu **MenuStack = NULL;
static int get_color(int index, unsigned char *s)
{
struct ColorLine *color = NULL;
struct Header *hdr = Context->hdrs[Context->v2r[index]];
int type = *s;
switch (type)
{
case MT_COLOR_INDEX_AUTHOR:
color = ColorIndexAuthorList;
break;
case MT_COLOR_INDEX_FLAGS:
color = ColorIndexFlagsList;
break;
case MT_COLOR_INDEX_SUBJECT:
color = ColorIndexSubjectList;
break;
#ifdef USE_NOTMUCH
case MT_COLOR_INDEX_TAG:
for (color = ColorIndexTagList; color; color = color->next)
{
if (strncmp((const char *) (s + 1), color->pattern, strlen(color->pattern)) == 0)
return color->pair;
const char *transform = hash_find(TagTransforms, color->pattern);
if (transform &&
(strncmp((const char *) (s + 1), transform, strlen(transform)) == 0))
return color->pair;
}
return 0;
#endif
default:
return ColorDefs[type];
}
for (; color; color = color->next)
if (mutt_pattern_exec(color->color_pattern, MUTT_MATCH_FULL_ADDRESS, Context, hdr, NULL))
return color->pair;
return 0;
}
static void print_enriched_string(int index, int attr, unsigned char *s, int do_color)
{
wchar_t wc;
size_t k;
size_t n = mutt_strlen((char *) s);
mbstate_t mbstate;
memset(&mbstate, 0, sizeof(mbstate));
while (*s)
{
if (*s < MUTT_TREE_MAX)
{
if (do_color)
#if defined(HAVE_COLOR) && defined(HAVE_USE_DEFAULT_COLORS)
/* Combining tree fg color and another bg color requires
* having use_default_colors, because the other bg color
* may be undefined. */
ATTRSET(mutt_combine_color(ColorDefs[MT_COLOR_TREE], attr));
#else
SETCOLOR(MT_COLOR_TREE);
#endif
while (*s && *s < MUTT_TREE_MAX)
{
switch (*s)
{
case MUTT_TREE_LLCORNER:
if (option(OPT_ASCII_CHARS))
addch('`');
#ifdef WACS_LLCORNER
else
add_wch(WACS_LLCORNER);
#else
else if (Charset_is_utf8)
addstr("\342\224\224"); /* WACS_LLCORNER */
else
addch(ACS_LLCORNER);
#endif
break;
case MUTT_TREE_ULCORNER:
if (option(OPT_ASCII_CHARS))
addch(',');
#ifdef WACS_ULCORNER
else
add_wch(WACS_ULCORNER);
#else
else if (Charset_is_utf8)
addstr("\342\224\214"); /* WACS_ULCORNER */
else
addch(ACS_ULCORNER);
#endif
break;
case MUTT_TREE_LTEE:
if (option(OPT_ASCII_CHARS))
addch('|');
#ifdef WACS_LTEE
else
add_wch(WACS_LTEE);
#else
else if (Charset_is_utf8)
addstr("\342\224\234"); /* WACS_LTEE */
else
addch(ACS_LTEE);
#endif
break;
case MUTT_TREE_HLINE:
if (option(OPT_ASCII_CHARS))
addch('-');
#ifdef WACS_HLINE
else
add_wch(WACS_HLINE);
#else
else if (Charset_is_utf8)
addstr("\342\224\200"); /* WACS_HLINE */
else
addch(ACS_HLINE);
#endif
break;
case MUTT_TREE_VLINE:
if (option(OPT_ASCII_CHARS))
addch('|');
#ifdef WACS_VLINE
else
add_wch(WACS_VLINE);
#else
else if (Charset_is_utf8)
addstr("\342\224\202"); /* WACS_VLINE */
else
addch(ACS_VLINE);
#endif
break;
case MUTT_TREE_TTEE:
if (option(OPT_ASCII_CHARS))
addch('-');
#ifdef WACS_TTEE
else
add_wch(WACS_TTEE);
#else
else if (Charset_is_utf8)
addstr("\342\224\254"); /* WACS_TTEE */
else
addch(ACS_TTEE);
#endif
break;
case MUTT_TREE_BTEE:
if (option(OPT_ASCII_CHARS))
addch('-');
#ifdef WACS_BTEE
else
add_wch(WACS_BTEE);
#else
else if (Charset_is_utf8)
addstr("\342\224\264"); /* WACS_BTEE */
else
addch(ACS_BTEE);
#endif
break;
case MUTT_TREE_SPACE:
addch(' ');
break;
case MUTT_TREE_RARROW:
addch('>');
break;
case MUTT_TREE_STAR:
addch('*'); /* fake thread indicator */
break;
case MUTT_TREE_HIDDEN:
addch('&');
break;
case MUTT_TREE_EQUALS:
addch('=');
break;
case MUTT_TREE_MISSING:
addch('?');
break;
}
s++;
n--;
}
if (do_color)
ATTRSET(attr);
}
else if (*s == MUTT_SPECIAL_INDEX)
{
s++;
if (do_color)
{
if (*s == MT_COLOR_INDEX)
{
attrset(attr);
}
else
{
if (get_color(index, s) == 0)
{
attron(attr);
}
else
{
attron(get_color(index, s));
}
}
}
s++;
n -= 2;
}
else if ((k = mbrtowc(&wc, (char *) s, n, &mbstate)) > 0)
{
addnstr((char *) s, k);
s += k;
n -= k;
}
else
break;
}
}
static void menu_make_entry(char *s, int l, struct Menu *menu, int i)
{
if (menu->dialog)
{
strncpy(s, menu->dialog[i], l);
menu->current = -1; /* hide menubar */
}
else
menu->make_entry(s, l, menu, i);
}
static void menu_pad_string(struct Menu *menu, char *s, size_t n)
{
char *scratch = safe_strdup(s);
int shift = option(OPT_ARROW_CURSOR) ? 3 : 0;
int cols = menu->indexwin->cols - shift;
mutt_simple_format(s, n, cols, cols, FMT_LEFT, ' ', scratch, mutt_strlen(scratch), 1);
s[n - 1] = '\0';
FREE(&scratch);
}
void menu_redraw_full(struct Menu *menu)
{
#if !(defined(USE_SLANG_CURSES) || defined(HAVE_RESIZETERM))
mutt_reflow_windows();
#endif
NORMAL_COLOR;
/* clear() doesn't optimize screen redraws */
move(0, 0);
clrtobot();
if (option(OPT_HELP))
{
SETCOLOR(MT_COLOR_STATUS);
mutt_window_move(menu->helpwin, 0, 0);
mutt_paddstr(menu->helpwin->cols, menu->help);
NORMAL_COLOR;
}
menu->offset = 0;
menu->pagelen = menu->indexwin->rows;
mutt_show_error();
menu->redraw = REDRAW_INDEX | REDRAW_STATUS;
#ifdef USE_SIDEBAR
menu->redraw |= REDRAW_SIDEBAR;
#endif
}
void menu_redraw_status(struct Menu *menu)
{
char buf[STRING];
snprintf(buf, sizeof(buf), MUTT_MODEFMT, menu->title);
SETCOLOR(MT_COLOR_STATUS);
mutt_window_move(menu->statuswin, 0, 0);
mutt_paddstr(menu->statuswin->cols, buf);
NORMAL_COLOR;
menu->redraw &= ~REDRAW_STATUS;
}
#ifdef USE_SIDEBAR
void menu_redraw_sidebar(struct Menu *menu)
{
menu->redraw &= ~REDRAW_SIDEBAR;
mutt_sb_draw();
}
#endif
void menu_redraw_index(struct Menu *menu)
{
char buf[LONG_STRING];
bool do_color;
int attr;
for (int i = menu->top; i < menu->top + menu->pagelen; i++)
{
if (i < menu->max)
{
attr = menu->color(i);
menu_make_entry(buf, sizeof(buf), menu, i);
menu_pad_string(menu, buf, sizeof(buf));
ATTRSET(attr);
mutt_window_move(menu->indexwin, i - menu->top + menu->offset, 0);
do_color = true;
if (i == menu->current)
{
SETCOLOR(MT_COLOR_INDICATOR);
if (option(OPT_ARROW_CURSOR))
{
addstr("->");
ATTRSET(attr);
addch(' ');
}
else
do_color = false;
}
else if (option(OPT_ARROW_CURSOR))
addstr(" ");
print_enriched_string(i, attr, (unsigned char *) buf, do_color);
}
else
{
NORMAL_COLOR;
mutt_window_clearline(menu->indexwin, i - menu->top + menu->offset);
}
}
NORMAL_COLOR;
menu->redraw = 0;
}
void menu_redraw_motion(struct Menu *menu)
{
char buf[LONG_STRING];
int old_color, cur_color;
if (menu->dialog)
{
menu->redraw &= ~REDRAW_MOTION;
return;
}
/* Note: menu->color() for the index can end up retrieving a message
* over imap (if matching against ~h for instance). This can
* generate status messages. So we want to call it *before* we
* position the cursor for drawing. */
old_color = menu->color(menu->oldcurrent);
mutt_window_move(menu->indexwin, menu->oldcurrent + menu->offset - menu->top, 0);
ATTRSET(old_color);
if (option(OPT_ARROW_CURSOR))
{
/* clear the pointer */
addstr(" ");
if (menu->redraw & REDRAW_MOTION_RESYNCH)
{
menu_make_entry(buf, sizeof(buf), menu, menu->oldcurrent);
menu_pad_string(menu, buf, sizeof(buf));
mutt_window_move(menu->indexwin, menu->oldcurrent + menu->offset - menu->top, 3);
print_enriched_string(menu->oldcurrent, old_color, (unsigned char *) buf, 1);
}
/* now draw it in the new location */
SETCOLOR(MT_COLOR_INDICATOR);
mutt_window_mvaddstr(menu->indexwin, menu->current + menu->offset - menu->top, 0, "->");
}
else
{
/* erase the current indicator */
menu_make_entry(buf, sizeof(buf), menu, menu->oldcurrent);
menu_pad_string(menu, buf, sizeof(buf));
print_enriched_string(menu->oldcurrent, old_color, (unsigned char *) buf, 1);
/* now draw the new one to reflect the change */
cur_color = menu->color (menu->current);
menu_make_entry(buf, sizeof(buf), menu, menu->current);
menu_pad_string(menu, buf, sizeof(buf));
SETCOLOR(MT_COLOR_INDICATOR);
mutt_window_move(menu->indexwin, menu->current + menu->offset - menu->top, 0);
print_enriched_string(menu->current, cur_color, (unsigned char *) buf, 0);
}
menu->redraw &= REDRAW_STATUS;
NORMAL_COLOR;
}
void menu_redraw_current(struct Menu *menu)
{
char buf[LONG_STRING];
int attr = menu->color(menu->current);
mutt_window_move(menu->indexwin, menu->current + menu->offset - menu->top, 0);
menu_make_entry(buf, sizeof(buf), menu, menu->current);
menu_pad_string(menu, buf, sizeof(buf));
SETCOLOR(MT_COLOR_INDICATOR);
if (option(OPT_ARROW_CURSOR))
{
addstr("->");
ATTRSET(attr);
addch(' ');
menu_pad_string(menu, buf, sizeof(buf));
print_enriched_string(menu->current, attr, (unsigned char *) buf, 1);
}
else
print_enriched_string(menu->current, attr, (unsigned char *) buf, 0);
menu->redraw &= REDRAW_STATUS;
NORMAL_COLOR;
}
static void menu_redraw_prompt(struct Menu *menu)
{
if (menu->dialog)
{
if (option(OPT_MSG_ERR))
{
mutt_sleep(1);
unset_option(OPT_MSG_ERR);
}
if (*ErrorBuf)
mutt_clear_error();
mutt_window_mvaddstr(menu->messagewin, 0, 0, menu->prompt);
mutt_window_clrtoeol(menu->messagewin);
}
}
void menu_check_recenter(struct Menu *menu)
{
int c = MIN(MenuContext, menu->pagelen / 2);
int old_top = menu->top;
if (!option(OPT_MENU_MOVE_OFF) && menu->max <= menu->pagelen) /* less entries than lines */
{
if (menu->top != 0)
{
menu->top = 0;
menu->redraw |= REDRAW_INDEX;
}
}
else
{
if (option(OPT_MENU_SCROLL) || (menu->pagelen <= 0) || (c < MenuContext))
{
if (menu->current < menu->top + c)
menu->top = menu->current - c;
else if (menu->current >= menu->top + menu->pagelen - c)
menu->top = menu->current - menu->pagelen + c + 1;
}
else
{
if (menu->current < menu->top + c)
menu->top -= (menu->pagelen - c) * ((menu->top + menu->pagelen - 1 - menu->current) /
(menu->pagelen - c)) -
c;
else if ((menu->current >= menu->top + menu->pagelen - c))
menu->top +=
(menu->pagelen - c) * ((menu->current - menu->top) / (menu->pagelen - c)) - c;
}
}
if (!option(OPT_MENU_MOVE_OFF)) /* make entries stick to bottom */
menu->top = MIN(menu->top, menu->max - menu->pagelen);
menu->top = MAX(menu->top, 0);
if (menu->top != old_top)
menu->redraw |= REDRAW_INDEX;
}
static void menu_jump(struct Menu *menu)
{
int n;
char buf[SHORT_STRING];
if (menu->max)
{
mutt_unget_event(LastKey, 0);
buf[0] = '\0';
if (mutt_get_field(_("Jump to: "), buf, sizeof(buf), 0) == 0 && buf[0])
{
if (mutt_atoi(buf, &n) == 0 && n > 0 && n < menu->max + 1)
{
n--; /* msg numbers are 0-based */
menu->current = n;
menu->redraw = REDRAW_MOTION;
}
else
mutt_error(_("Invalid index number."));
}
}
else
mutt_error(_("No entries."));
}
void menu_next_line(struct Menu *menu)
{
if (menu->max)
{
int c = MIN(MenuContext, menu->pagelen / 2);
if (menu->top + 1 < menu->max - c &&
(option(OPT_MENU_MOVE_OFF) ||
(menu->max > menu->pagelen && menu->top < menu->max - menu->pagelen)))
{
menu->top++;
if (menu->current < menu->top + c && menu->current < menu->max - 1)
menu->current++;
menu->redraw = REDRAW_INDEX;
}
else
mutt_error(_("You cannot scroll down farther."));
}
else
mutt_error(_("No entries."));
}
void menu_prev_line(struct Menu *menu)
{
if (menu->top > 0)
{
int c = MIN(MenuContext, menu->pagelen / 2);
menu->top--;
if (menu->current >= menu->top + menu->pagelen - c && menu->current > 1)
menu->current--;
menu->redraw = REDRAW_INDEX;
}
else
mutt_error(_("You cannot scroll up farther."));
}
/**
* menu_length_jump - Calculate the destination of a jump
*
* * pageup: jumplen == -pagelen
* * pagedown: jumplen == pagelen
* * halfup: jumplen == -pagelen/2
* * halfdown: jumplen == pagelen/2
*/
#define DIRECTION ((neg * 2) + 1)
static void menu_length_jump(struct Menu *menu, int jumplen)
{
int tmp, neg = (jumplen >= 0) ? 0 : -1;
int c = MIN(MenuContext, menu->pagelen / 2);
if (menu->max)
{
/* possible to scroll? */
if (DIRECTION * menu->top <
(tmp = (neg ? 0 : (menu->max /* -1 */) - (menu->pagelen /* -1 */))))
{
menu->top += jumplen;
/* jumped too long? */
if ((neg || !option(OPT_MENU_MOVE_OFF)) && DIRECTION * menu->top > tmp)
menu->top = tmp;
/* need to move the cursor? */
if ((DIRECTION *
(tmp = (menu->current - (menu->top + (neg ? (menu->pagelen - 1) - c : c))))) < 0)
menu->current -= tmp;
menu->redraw = REDRAW_INDEX;
}
else if (menu->current != (neg ? 0 : menu->max - 1) && !menu->dialog)
{
menu->current += jumplen;
menu->redraw = REDRAW_MOTION;
}
else
mutt_error(neg ? _("You are on the first page.") :
_("You are on the last page."));
menu->current = MIN(menu->current, menu->max - 1);
menu->current = MAX(menu->current, 0);
}
else
mutt_error(_("No entries."));
}
#undef DIRECTION
void menu_next_page(struct Menu *menu)
{
menu_length_jump(menu, MAX(menu->pagelen /* - MenuOverlap */, 0));
}
void menu_prev_page(struct Menu *menu)
{
menu_length_jump(menu, 0 - MAX(menu->pagelen /* - MenuOverlap */, 0));
}
void menu_half_down(struct Menu *menu)
{
menu_length_jump(menu, menu->pagelen / 2);
}
void menu_half_up(struct Menu *menu)
{
menu_length_jump(menu, 0 - menu->pagelen / 2);
}
void menu_top_page(struct Menu *menu)
{
if (menu->current != menu->top)
{
menu->current = menu->top;
menu->redraw = REDRAW_MOTION;
}
}
void menu_bottom_page(struct Menu *menu)
{
if (menu->max)
{
menu->current = menu->top + menu->pagelen - 1;
if (menu->current > menu->max - 1)
menu->current = menu->max - 1;
menu->redraw = REDRAW_MOTION;
}
else
mutt_error(_("No entries."));
}
void menu_middle_page(struct Menu *menu)
{
int i;
if (menu->max)
{
i = menu->top + menu->pagelen;
if (i > menu->max - 1)
i = menu->max - 1;
menu->current = menu->top + (i - menu->top) / 2;
menu->redraw = REDRAW_MOTION;
}
else
mutt_error(_("No entries."));
}
void menu_first_entry(struct Menu *menu)
{
if (menu->max)
{
menu->current = 0;
menu->redraw = REDRAW_MOTION;
}
else
mutt_error(_("No entries."));
}
void menu_last_entry(struct Menu *menu)
{
if (menu->max)
{
menu->current = menu->max - 1;
menu->redraw = REDRAW_MOTION;
}
else
mutt_error(_("No entries."));
}
void menu_current_top(struct Menu *menu)
{
if (menu->max)
{
menu->top = menu->current;
menu->redraw = REDRAW_INDEX;
}
else
mutt_error(_("No entries."));
}
void menu_current_middle(struct Menu *menu)
{
if (menu->max)
{
menu->top = menu->current - menu->pagelen / 2;
if (menu->top < 0)
menu->top = 0;
menu->redraw = REDRAW_INDEX;
}
else
mutt_error(_("No entries."));
}
void menu_current_bottom(struct Menu *menu)
{
if (menu->max)
{
menu->top = menu->current - menu->pagelen + 1;
if (menu->top < 0)
menu->top = 0;
menu->redraw = REDRAW_INDEX;
}
else
mutt_error(_("No entries."));
}
static void menu_next_entry(struct Menu *menu)
{
if (menu->current < menu->max - 1)
{
menu->current++;
menu->redraw = REDRAW_MOTION;
}
else
mutt_error(_("You are on the last entry."));
}
static void menu_prev_entry(struct Menu *menu)
{
if (menu->current)
{
menu->current--;
menu->redraw = REDRAW_MOTION;
}
else
mutt_error(_("You are on the first entry."));
}
static int default_color(int i)
{
return ColorDefs[MT_COLOR_NORMAL];
}
static int menu_search_generic(struct Menu *m, regex_t *re, int n)
{
char buf[LONG_STRING];
menu_make_entry(buf, sizeof(buf), m, n);
return (regexec(re, buf, 0, NULL, 0));
}
void mutt_menu_init(void)
{
for (int i = 0; i < MENU_MAX; i++)
SearchBuffers[i] = NULL;
}
struct Menu *mutt_new_menu(int menu)
{
struct Menu *p = safe_calloc(1, sizeof(struct Menu));
if ((menu < 0) || (menu >= MENU_MAX))
menu = MENU_GENERIC;
p->menu = menu;
p->current = 0;
p->top = 0;
p->offset = 0;
p->redraw = REDRAW_FULL;
p->pagelen = MuttIndexWindow->rows;
p->indexwin = MuttIndexWindow;
p->statuswin = MuttStatusWindow;
p->helpwin = MuttHelpWindow;
p->messagewin = MuttMessageWindow;
p->color = default_color;
p->search = menu_search_generic;
return p;
}
void mutt_menu_destroy(struct Menu **p)
{
int i;
if ((*p)->dialog)
{
for (i = 0; i < (*p)->max; i++)
FREE(&(*p)->dialog[i]);
FREE(&(*p)->dialog);
}
FREE(p);
}
static struct Menu *get_current_menu(void)
{
return MenuStackCount ? MenuStack[MenuStackCount - 1] : NULL;
}
void mutt_push_current_menu(struct Menu *menu)
{
if (MenuStackCount >= MenuStackLen)
{
MenuStackLen += 5;
safe_realloc(&MenuStack, MenuStackLen * sizeof(struct Menu *));
}
MenuStack[MenuStackCount++] = menu;
CurrentMenu = menu->menu;
}
void mutt_pop_current_menu(struct Menu *menu)
{
struct Menu *prev_menu = NULL;
if (!MenuStackCount || (MenuStack[MenuStackCount - 1] != menu))
{
mutt_debug(1, "mutt_pop_current_menu() called with inactive menu\n");
return;
}
MenuStackCount--;
prev_menu = get_current_menu();
if (prev_menu)
{
CurrentMenu = prev_menu->menu;
prev_menu->redraw = REDRAW_FULL;
}
else
{
CurrentMenu = MENU_MAIN;
}
}
void mutt_set_current_menu_redraw(int redraw)
{
struct Menu *current_menu = NULL;
current_menu = get_current_menu();
if (current_menu)
current_menu->redraw |= redraw;
}
void mutt_set_current_menu_redraw_full(void)
{
struct Menu *current_menu = NULL;
current_menu = get_current_menu();
if (current_menu)
current_menu->redraw = REDRAW_FULL;
}
void mutt_set_menu_redraw(int menu_type, int redraw)
{
if (CurrentMenu == menu_type)
mutt_set_current_menu_redraw(redraw);
}
void mutt_set_menu_redraw_full(int menu_type)
{
if (CurrentMenu == menu_type)
mutt_set_current_menu_redraw_full();
}
void mutt_current_menu_redraw()
{
struct Menu *current_menu = NULL;
current_menu = get_current_menu();
if (current_menu)
{
if (menu_redraw(current_menu) == OP_REDRAW)
/* On a REDRAW_FULL with a non-customized redraw, menu_redraw()
* will return OP_REDRAW to give the calling menu-loop a chance to
* customize output.
*/
menu_redraw(current_menu);
}
}
#define MUTT_SEARCH_UP 1
#define MUTT_SEARCH_DOWN 2
static int menu_search(struct Menu *menu, int op)
{
int r = 0, wrap = 0;
int search_dir;
regex_t re;
char buf[SHORT_STRING];
char *searchBuf =
menu->menu >= 0 && menu->menu < MENU_MAX ? SearchBuffers[menu->menu] : NULL;
if (!(searchBuf && *searchBuf) || (op != OP_SEARCH_NEXT && op != OP_SEARCH_OPPOSITE))
{
strfcpy(buf, searchBuf && *searchBuf ? searchBuf : "", sizeof(buf));
if (mutt_get_field((op == OP_SEARCH || op == OP_SEARCH_NEXT) ?
_("Search for: ") :
_("Reverse search for: "),
buf, sizeof(buf), MUTT_CLEAR) != 0 ||
!buf[0])
return -1;
if (menu->menu >= 0 && menu->menu < MENU_MAX)
{
mutt_str_replace(&SearchBuffers[menu->menu], buf);
searchBuf = SearchBuffers[menu->menu];
}
menu->search_dir =
(op == OP_SEARCH || op == OP_SEARCH_NEXT) ? MUTT_SEARCH_DOWN : MUTT_SEARCH_UP;
}
search_dir = (menu->search_dir == MUTT_SEARCH_UP) ? -1 : 1;
if (op == OP_SEARCH_OPPOSITE)
search_dir = -search_dir;
if (searchBuf)
r = REGCOMP(&re, searchBuf, REG_NOSUB | mutt_which_case(searchBuf));
if (r != 0)
{
regerror(r, &re, buf, sizeof(buf));
mutt_error("%s", buf);
return -1;
}
r = menu->current + search_dir;
search_next:
if (wrap)
mutt_message(_("Search wrapped to top."));
while (r >= 0 && r < menu->max)
{
if (menu->search(menu, &re, r) == 0)
{
regfree(&re);
return r;
}
r += search_dir;
}
if (option(OPT_WRAP_SEARCH) && wrap++ == 0)
{
r = search_dir == 1 ? 0 : menu->max - 1;
goto search_next;
}
regfree(&re);
mutt_error(_("Not found."));
return -1;
}
static int menu_dialog_translate_op(int i)
{
switch (i)
{
case OP_NEXT_ENTRY:
return OP_NEXT_LINE;
case OP_PREV_ENTRY:
return OP_PREV_LINE;