/*
+ * Copyright notice from original mutt:
* Copyright (C) ????-2004 Justin Hibbits <jrh29@po.cwru.edu>
* Copyright (C) 2004 Thomer M. Gil <mutt@thomer.com>
- *
- * 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, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
- */
-
-
+ *
+ * Parts were written/modified by:
+ * Rocco Rutte <pdmef@cs.tu-berlin.de>
+ * Nico Golde <nico@ngolde.de>
+ *
+ * This file is part of mutt-ng, see http://www.muttng.org/.
+ * It's licensed under the GNU General Public License,
+ * please see the file GPL in the top level source directory.
+ */
#include "mutt.h"
#include "mutt_menu.h"
#include "mutt_curses.h"
#include "sidebar.h"
#include "buffy.h"
-#include <libgen.h>
#include "keymap.h"
-#include <stdbool.h>
-/*BUFFY *CurBuffy = 0;*/
-static BUFFY *TopBuffy = 0;
-static BUFFY *BottomBuffy = 0;
-static int known_lines = 0;
+#include "lib/mem.h"
+#include "lib/str.h"
+#include "lib/intl.h"
-static int quick_log10(int n)
-{
- char string[32];
- sprintf(string, "%d", n);
- return strlen(string);
-}
+#include <libgen.h>
+#include <ctype.h>
+
+static int TopBuffy = 0;
+static int CurBuffy = 0;
+static int known_lines = 0;
+static short initialized = 0;
+static short prev_show_value;
+static short saveSidebarWidth;
+/* computes first entry to be shown */
void calc_boundaries (int menu)
{
- BUFFY *tmp = Incoming;
-
- if ( known_lines != LINES ) {
- TopBuffy = BottomBuffy = 0;
- known_lines = LINES;
- }
- for ( ; tmp->next != 0; tmp = tmp->next )
- tmp->next->prev = tmp;
-
- if ( TopBuffy == 0 && BottomBuffy == 0 )
- TopBuffy = Incoming;
- if ( BottomBuffy == 0 ) {
- int count = LINES - 2 - (menu != MENU_PAGER);
- BottomBuffy = TopBuffy;
- while ( --count && BottomBuffy->next )
- BottomBuffy = BottomBuffy->next;
- }
- else if ( TopBuffy == CurBuffy->next ) {
- int count = LINES - 2 - (menu != MENU_PAGER);
- BottomBuffy = CurBuffy;
- tmp = BottomBuffy;
- while ( --count && tmp->prev)
- tmp = tmp->prev;
- TopBuffy = tmp;
- }
- else if ( BottomBuffy == CurBuffy->prev ) {
- int count = LINES - 2 - (menu != MENU_PAGER);
- TopBuffy = CurBuffy;
- tmp = TopBuffy;
- while ( --count && tmp->next )
- tmp = tmp->next;
- BottomBuffy = tmp;
- }
+ int lines = 0;
+
+ if (list_empty(Incoming))
+ return;
+ if (CurBuffy < 0 || CurBuffy >= Incoming->length)
+ CurBuffy = 0;
+ if (TopBuffy < 0 || TopBuffy >= Incoming->length)
+ TopBuffy = 0;
+ /* correct known_lines if it has changed because of a window resize */
+ /* if (known_lines != LINES)
+ known_lines = LINES; */
+
+ lines = LINES - 2 - (menu != MENU_PAGER || option (OPTSTATUSONTOP));
+ known_lines = lines;
+ if (option (OPTSIDEBARNEWMAILONLY)) {
+ int i = CurBuffy;
+ TopBuffy = CurBuffy - 1;
+ while (i >= 0) {
+ if (((BUFFY*) Incoming->data[i])->new > 0)
+ TopBuffy = i;
+ i--;
+ }
+ } else
+ TopBuffy = CurBuffy - (CurBuffy % lines);
+ if (TopBuffy < 0)
+ TopBuffy = 0;
}
-static char * shortened_hierarchy(char * box) {
+static char *shortened_hierarchy (char *box, int maxlen)
+{
int dots = 0;
- char * last_dot;
- int i,j;
- char * new_box;
- for (i=0;i<strlen(box);++i)
- if (box[i] == '.') ++dots;
- last_dot = strrchr(box,'.');
+ char *last_dot = NULL;
+ int i, j, len = str_len (box);
+ char *new_box;
+
+ if (!SidebarBoundary || !*SidebarBoundary)
+ return (str_dup (box));
+
+ for (i = 0; i < len; ++i) {
+ if (strchr (SidebarBoundary, box[i])) {
+ ++dots;
+ last_dot = &box[i];
+ }
+ }
+
if (last_dot) {
++last_dot;
- new_box = safe_malloc(strlen(last_dot)+2*dots+1);
+ new_box = mem_malloc (maxlen + 1);
new_box[0] = box[0];
- for (i=1,j=1;i<strlen(box);++i) {
- if (box[i] == '.') {
- new_box[j++] = '.';
+ for (i = 1, j = 1; j < maxlen && i < len; ++i) {
+ if (strchr (SidebarBoundary, box[i])) {
+ new_box[j++] = box[i];
new_box[j] = 0;
- if (&box[i+1] != last_dot) {
- new_box[j++] = box[i+1];
+ if (&box[i + 1] != last_dot || j + str_len (last_dot) > maxlen) {
+ new_box[j++] = box[i + 1];
new_box[j] = 0;
} else {
- strcat(&new_box[j],last_dot);
+ strcat (&new_box[j], last_dot);
break;
}
}
}
return new_box;
}
- return safe_strdup(box);
+ return str_dup (box);
}
-char *make_sidebar_entry(char *box, int size, int new)
+static const char* sidebar_number_format (char* dest, size_t destlen, char op,
+ const char* src, const char* fmt,
+ const char* ifstr, const char* elstr,
+ unsigned long data, format_flag flags) {
+ char tmp[SHORT_STRING];
+ BUFFY* b = (BUFFY*) Incoming->data[data];
+ int opt = flags & M_FORMAT_OPTIONAL;
+ int c = Context && str_eq (Context->path, b->path);
+
+ switch (op) {
+ /* deleted */
+ case 'd':
+ if (!opt) {
+ snprintf (tmp, sizeof (tmp), "%%%sd", fmt);
+ snprintf (dest, destlen, tmp, c ? Context->deleted : 0);
+ } else if ((c && Context->deleted == 0) || !c)
+ opt = 0;
+ break;
+ /* flagged */
+ case 'F':
+ case 'f': /* for compatibility */
+ if (!opt) {
+ snprintf (tmp, sizeof (tmp), "%%%sd", fmt);
+ snprintf (dest, destlen, tmp, c ? Context->flagged : b->msg_flagged);
+ } else if ((c && Context->flagged == 0) || (!c && b->msg_flagged == 0))
+ opt = 0;
+ break;
+ /* total */
+ case 'c': /* for compatibility */
+ case 'm':
+ if (!opt) {
+ snprintf (tmp, sizeof (tmp), "%%%sd", fmt);
+ snprintf (dest, destlen, tmp, c ? Context->msgcount : b->msgcount);
+ } else if ((c && Context->msgcount == 0) || (!c && b->msgcount == 0))
+ opt = 0;
+ break;
+ /* total shown, i.e. not hidden by limit */
+ case 'M':
+ if (!opt) {
+ snprintf (tmp, sizeof (tmp), "%%%sd", fmt);
+ snprintf (dest, destlen, tmp, c ? Context->vcount : 0);
+ } else if ((c && Context->vcount == 0) || !c)
+ opt = 0;
+ break;
+ /* new */
+ case 'n':
+ if (!opt) {
+ snprintf (tmp, sizeof (tmp), "%%%sd", fmt);
+ snprintf (dest, destlen, tmp, c ? Context->new : b->new);
+ } else if ((c && Context->new == 0) || (!c && b->new == 0))
+ opt = 0;
+ break;
+ /* unread */
+ case 'u':
+ if (!opt) {
+ snprintf (tmp, sizeof (tmp), "%%%sd", fmt);
+ snprintf (dest, destlen, tmp, c ? Context->unread : b->msg_unread);
+ } else if ((c && Context->unread == 0) || (!c && b->msg_unread == 0))
+ opt = 0;
+ break;
+ /* tagged */
+ case 't':
+ if (!opt) {
+ snprintf (tmp, sizeof (tmp), "%%%sd", fmt);
+ snprintf (dest, destlen, tmp, c ? Context->tagged : 0);
+ } else if ((c && Context->tagged == 0) || !c)
+ opt = 0;
+ break;
+ }
+
+ if (opt)
+ mutt_FormatString (dest, destlen, ifstr, sidebar_number_format,
+ data, M_FORMAT_OPTIONAL);
+ else if (flags & M_FORMAT_OPTIONAL)
+ mutt_FormatString (dest, destlen, elstr, sidebar_number_format,
+ data, M_FORMAT_OPTIONAL);
+ return (src);
+}
+
+int sidebar_need_count (void) {
+ if (!option (OPTMBOXPANE) || SidebarWidth == 0 ||
+ !SidebarNumberFormat || !*SidebarNumberFormat)
+ return (0);
+ return (1);
+}
+
+/* print single item
+ * returns:
+ * 0 item was not printed ('cause of $sidebar_newmail_only)
+ * 1 item was printed
+ */
+int make_sidebar_entry (char* box, int idx, size_t len)
{
- static char *entry = 0;
- char *c;
- int i = 0;
-
- c = realloc(entry, SidebarWidth + 1);
- if ( c ) entry = c;
- entry[SidebarWidth] = 0;
- for (; i < SidebarWidth; entry[i++] = ' ' );
+ int shortened = 0, lencnt = 0;
+ char no[SHORT_STRING], entry[SHORT_STRING];
#if USE_IMAP
- if (ImapHomeNamespace && strlen(ImapHomeNamespace)>0) {
- if (strncmp(box,ImapHomeNamespace,strlen(ImapHomeNamespace))==0 && strcmp(box,ImapHomeNamespace)!=0) {
- box+=strlen(ImapHomeNamespace)+1;
- }
- }
+ int l = str_len (ImapHomeNamespace);
#endif
- if (option(OPTSHORTENHIERARCHY)) {
- box = shortened_hierarchy(box);
- }
- i = strlen(box);
- strncpy( entry, box, i < SidebarWidth ? i :SidebarWidth );
-
- if ( new )
- sprintf(
- entry + SidebarWidth - 5 - quick_log10(size) - quick_log10(new),
- "% d(%d)", size, new);
- else
- sprintf( entry + SidebarWidth - 3 - quick_log10(size), "% d", size);
- if (option(OPTSHORTENHIERARCHY)) {
- free(box);
+ int l_m = str_len (Maildir);
+
+ if (SidebarWidth > COLS)
+ SidebarWidth = COLS;
+
+ if (option (OPTSIDEBARNEWMAILONLY) && box && Context && Context->path &&
+ !str_eq (Context->path, box) && ((BUFFY*) Incoming->data[idx])->new == 0)
+ /* if $sidebar_newmail_only is set, don't display the
+ * box only if it's not the currently opened
+ * (i.e. always display the currently opened) */
+ return (0);
+
+ mutt_FormatString (no, len, NONULL (SidebarNumberFormat),
+ sidebar_number_format, idx, M_FORMAT_OPTIONAL);
+ lencnt = str_len (no);
+ memset (&entry, ' ', sizeof (entry));
+
+#if USE_IMAP
+ if (l > 0 && str_ncmp (box, ImapHomeNamespace, l) == 0 &&
+ str_len (box) > l)
+ box += l + 1; /* we're trimming the ImapHomeNamespace, the "+ 1" is for the separator */
+ else
+#endif
+ if (l_m > 0 && str_ncmp (box, Maildir, l_m) == 0 &&
+ str_len (box) > l_m) {
+ box += l_m;
+ if (Maildir[strlen(Maildir)-1]!='/') {
+ box += 1;
+ }
+ } else
+ box = basename (box);
+
+ if (option (OPTSHORTENHIERARCHY) && str_len (box) > len-lencnt-1) {
+ box = shortened_hierarchy (box, len-lencnt-1);
+ shortened = 1;
}
- return entry;
+
+ snprintf (entry, len-lencnt, "%s", box);
+ entry[str_len (entry)] = ' ';
+ strncpy (entry + (len - lencnt), no, lencnt);
+
+ addnstr (entry, len);
+
+ if (shortened)
+ mem_free(&box);
+
+ return (1);
}
-void set_curbuffy(char buf[LONG_STRING])
-{
- BUFFY* tmp = CurBuffy = Incoming;
+/* returns folder name of currently
+ * selected folder for <sidebar-open>
+ */
+const char* sidebar_get_current (void) {
+ if (list_empty(Incoming))
+ return (NULL);
+ return ((char*) ((BUFFY*) Incoming->data[CurBuffy])->path);
+}
- if (!Incoming)
+/* internally sets item to buf */
+void sidebar_set_current (const char* buf) {
+ int i = buffy_lookup (buf);
+ if (i >= 0)
+ CurBuffy = i;
+}
+
+/* fix counters for a context
+ * FIXME since ctx must not be of our business, move it elsewhere
+ */
+void sidebar_set_buffystats (CONTEXT* Context) {
+ int i = 0;
+ BUFFY* tmp = NULL;
+ if (!Context || list_empty(Incoming) || (i = buffy_lookup (Context->path)) < 0)
return;
+ tmp = (BUFFY*) Incoming->data[i];
+ tmp->new = Context->new;
+ tmp->msg_unread = Context->unread;
+ tmp->msgcount = Context->msgcount;
+ tmp->msg_flagged = Context->flagged;
+}
- while(1) {
- if(!strcmp(tmp->path, buf)) {
- CurBuffy = tmp;
- break;
+/* actually draws something
+ * FIXME this needs some clue when to do it
+ */
+int sidebar_draw (int menu)
+{
+
+ int lines = option (OPTHELP) ? 1 : 0, draw_devider = 1, i = 0;
+ BUFFY *tmp;
+ short delim_len = str_len (SidebarDelim);
+ char blank[SHORT_STRING];
+
+ /* initialize first time */
+ if (!initialized) {
+ prev_show_value = option (OPTMBOXPANE);
+ saveSidebarWidth = SidebarWidth;
+ if (!option (OPTMBOXPANE)){
+ SidebarWidth = 0;
+ draw_devider = 1;
}
+ initialized = 1;
+ }
- if(tmp->next)
- tmp = tmp->next;
- else
- break;
+ /* save or restore the value SidebarWidth */
+ if (prev_show_value != option (OPTMBOXPANE)) {
+ if (prev_show_value && !option (OPTMBOXPANE)) {
+ saveSidebarWidth = SidebarWidth;
+ SidebarWidth = 0;
+ }
+ else if (!prev_show_value && option (OPTMBOXPANE)) {
+ SidebarWidth = saveSidebarWidth;
+ /* after toggle: force recounting of all mail */
+ buffy_check (2);
+ }
+ prev_show_value = option (OPTMBOXPANE);
}
-}
-int draw_sidebar(int menu) {
+ if (SidebarWidth > 0 && option (OPTMBOXPANE)
+ && str_len (SidebarDelim) >= SidebarWidth) {
+ mutt_error (_("Value for sidebar_delim is too long. Disabling sidebar."));
+ sleep (2);
+ unset_option (OPTMBOXPANE);
+ return (0);
+ }
- int lines = option(OPTHELP) ? 1 : 0;
- BUFFY *tmp;
-#ifndef USE_SLANG_CURSES
- attr_t attrs;
-#endif
- short color_pair;
-
- static bool initialized = false;
- static int prev_show_value;
- static short saveSidebarWidth;
-
- /* initialize first time */
- if(!initialized) {
- prev_show_value = option(OPTMBOXPANE);
- saveSidebarWidth = SidebarWidth;
- if(!option(OPTMBOXPANE)) SidebarWidth = 0;
- initialized = true;
- }
+ if (SidebarWidth == 0 || !option (OPTMBOXPANE))
+ return 0;
+ /* draw devider only if necessary (if the sidebar becomes visible e.g.)*/
+ if (draw_devider == 1){
+ /* draw the divider */
+ SETCOLOR (MT_COLOR_SIDEBAR);
+ for (lines = 1;
+ lines < LINES - 1 - (menu != MENU_PAGER || option (OPTSTATUSONTOP));
+ lines++) {
+ move (lines, SidebarWidth - delim_len);
+ if (option (OPTASCIICHARS))
+ addstr (NONULL (SidebarDelim));
+ else if (!option (OPTASCIICHARS) && !str_cmp (SidebarDelim, "|"))
+ addch (ACS_VLINE);
+ else if ((Charset_is_utf8) && !str_cmp (SidebarDelim, "|"))
+ addstr ("\342\224\202");
+ else
+ addstr (NONULL (SidebarDelim));
+ }
+ }
+ SETCOLOR (MT_COLOR_NORMAL);
+
+ if (list_empty(Incoming))
+ return 0;
+ lines = option (OPTHELP) ? 1 : 0; /* go back to the top */
+ calc_boundaries (menu);
+
+ /* actually print items */
+ for (i = TopBuffy; i < Incoming->length && lines < LINES - 1 -
+ (menu != MENU_PAGER || option (OPTSTATUSONTOP)); i++) {
+ tmp = (BUFFY*) Incoming->data[i];
+
+ if (i == CurBuffy)
+ SETCOLOR (MT_COLOR_INDICATOR);
+ else if (tmp->new > 0)
+ SETCOLOR (MT_COLOR_NEW);
+ else if (tmp->msg_flagged > 0)
+ SETCOLOR (MT_COLOR_FLAGGED);
+ else
+ SETCOLOR (MT_COLOR_NORMAL);
- /* save or restore the value SidebarWidth */
- if(prev_show_value != option(OPTMBOXPANE)) {
- if(prev_show_value && !option(OPTMBOXPANE)) {
- saveSidebarWidth = SidebarWidth;
- SidebarWidth = 0;
- } else if(!prev_show_value && option(OPTMBOXPANE)) {
- SidebarWidth = saveSidebarWidth;
- }
- prev_show_value = option(OPTMBOXPANE);
- }
+ move (lines, 0);
+ lines += make_sidebar_entry (tmp->path, i, SidebarWidth-delim_len);
+ }
+ /* fill with blanks to bottom */
+ memset (&blank, ' ', sizeof (blank));
+ SETCOLOR (MT_COLOR_NORMAL);
+ for (; lines < LINES - 1 - (menu != MENU_PAGER || option (OPTSTATUSONTOP)); lines++) {
+ move (lines, 0);
+ addnstr (blank, SidebarWidth-delim_len);
+ }
+ return 0;
+}
- if ( SidebarWidth == 0 ) return 0;
+/* returns index of new item with new mail or -1 */
+static int exist_next_new () {
+ int i = 0;
+ if (list_empty(Incoming))
+ return (-1);
+ i = CurBuffy + 1;
+ while (i < Incoming->length)
+ if (((BUFFY*) Incoming->data[i++])->new > 0)
+ return (i-1);
+ return (-1);
+}
- /* get attributes for divider */
- SETCOLOR(MT_COLOR_STATUS);
-#ifndef USE_SLANG_CURSES
- attr_get(&attrs, &color_pair, 0);
-#else
- color_pair = attr_get();
-#endif
- SETCOLOR(MT_COLOR_NORMAL);
-
- /* draw the divider */
-
- for ( ; lines < LINES-2-(menu != MENU_PAGER); lines++ ) {
- move(lines, SidebarWidth - 1);
- addch('|');
- #ifndef USE_SLANG_CURSES
- mvchgat(lines, SidebarWidth - 1, 1, 0, color_pair, NULL);
- #endif
- }
- if ( Incoming == 0 ) return 0;
- lines = option(OPTHELP) ? 1 : 0; /* go back to the top */
-
- if ( known_lines != LINES || TopBuffy == 0 || BottomBuffy == 0 )
- calc_boundaries(menu);
- if ( CurBuffy == 0 ) CurBuffy = Incoming;
-
- tmp = TopBuffy;
-
- SETCOLOR(MT_COLOR_NORMAL);
-
- for ( ; tmp && lines < LINES-1 - (menu != MENU_PAGER); tmp = tmp->next ) {
- if ( tmp == CurBuffy )
- SETCOLOR(MT_COLOR_INDICATOR);
- else if ( tmp->msg_unread > 0 )
- SETCOLOR(MT_COLOR_NEW);
- else
- SETCOLOR(MT_COLOR_NORMAL);
-
- move( lines, 0 );
- if ( Context && !strcmp( tmp->path, Context->path ) ) {
- printw( "%.*s", SidebarWidth,
- make_sidebar_entry(basename(tmp->path), Context->msgcount,
- Context->unread));
- tmp->msg_unread = Context->unread;
- tmp->msgcount = Context->msgcount;
- }
- else
- printw( "%.*s", SidebarWidth,
- make_sidebar_entry(basename(tmp->path), tmp->msgcount,
- tmp->msg_unread));
- lines++;
- }
- SETCOLOR(MT_COLOR_NORMAL);
- for ( ; lines < LINES - 2 - (menu != MENU_PAGER); lines++ ) {
- int i = 0;
- move( lines, 0 );
- for ( ; i < SidebarWidth - 1; i++ )
- addch(' ');
- }
- return 0;
+/* returns index of prev item with new mail or -1 */
+static int exist_prev_new () {
+ int i = 0;
+ if (list_empty(Incoming))
+ return (-1);
+ i = CurBuffy - 1;
+ while (i >= 0)
+ if (((BUFFY*) Incoming->data[i--])->new > 0)
+ return (i+1);
+ return (-1);
}
-void scroll_sidebar(int op, int menu)
-{
- if(!SidebarWidth) return;
- if(!CurBuffy) return;
-
- switch (op) {
- case OP_SIDEBAR_NEXT:
- if ( CurBuffy->next == NULL ) return;
- CurBuffy = CurBuffy->next;
- break;
- case OP_SIDEBAR_PREV:
- if ( CurBuffy == Incoming ) return;
- {
- BUFFY *tmp = Incoming;
- while ( tmp->next && strcmp(tmp->next->path, CurBuffy->path) ) tmp = tmp->next;
- CurBuffy = tmp;
- }
- break;
- case OP_SIDEBAR_SCROLL_UP:
- CurBuffy = TopBuffy;
- if ( CurBuffy != Incoming ) {
- calc_boundaries(menu);
- CurBuffy = CurBuffy->prev;
- }
- break;
- case OP_SIDEBAR_SCROLL_DOWN:
- CurBuffy = BottomBuffy;
- if ( CurBuffy->next ) {
- calc_boundaries(menu);
- CurBuffy = CurBuffy->next;
- }
- break;
- default:
- return;
- }
- calc_boundaries(menu);
- draw_sidebar(menu);
+void sidebar_scroll (int op, int menu) {
+ int i = 0;
+
+ if (!SidebarWidth || list_empty(Incoming))
+ return;
+
+ switch (op) {
+ case OP_SIDEBAR_NEXT:
+ if (!option (OPTSIDEBARNEWMAILONLY)) {
+ if (CurBuffy + 1 == Incoming->length) {
+ mutt_error (_("You are on the last mailbox."));
+ return;
+ }
+ CurBuffy++;
+ break;
+ } /* the fall-through is intentional */
+ case OP_SIDEBAR_NEXT_NEW:
+ if ((i = exist_next_new ()) < 0) {
+ mutt_error (_("No next mailboxes with new mail."));
+ return;
+ }
+ else
+ CurBuffy = i;
+ break;
+ case OP_SIDEBAR_PREV:
+ if (!option (OPTSIDEBARNEWMAILONLY)) {
+ if (CurBuffy == 0) {
+ mutt_error (_("You are on the first mailbox."));
+ return;
+ }
+ CurBuffy--;
+ break;
+ } /* the fall-through is intentional */
+ case OP_SIDEBAR_PREV_NEW:
+ if ((i = exist_prev_new ()) < 0) {
+ mutt_error (_("No previous mailbox with new mail."));
+ return;
+ }
+ else
+ CurBuffy = i;
+ break;
+
+ case OP_SIDEBAR_SCROLL_UP:
+ if (CurBuffy == 0) {
+ mutt_error (_("You are on the first mailbox."));
+ return;
+ }
+ CurBuffy -= known_lines;
+ if (CurBuffy < 0)
+ CurBuffy = 0;
+ break;
+ case OP_SIDEBAR_SCROLL_DOWN:
+ if (CurBuffy + 1 == Incoming->length) {
+ mutt_error (_("You are on the last mailbox."));
+ return;
+ }
+ CurBuffy += known_lines;
+ if (CurBuffy >= Incoming->length)
+ CurBuffy = Incoming->length - 1;
+ break;
+ default:
+ return;
+ }
+ calc_boundaries (menu);
+ sidebar_draw (menu);
}