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sidebar.c
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/**
* @file
* GUI display the mailboxes in a side panel
*
* @authors
* Copyright (C) 2004 Justin Hibbits <[email protected]>
* Copyright (C) 2004 Thomer M. Gil <[email protected]>
* Copyright (C) 2015-2016 Richard Russon <[email protected]>
* Copyright (C) 2016-2017 Kevin J. McCarthy <[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/>.
*/
/**
* @page sidebar GUI display the mailboxes in a side panel
*
* GUI display the mailboxes in a side panel
*/
#include "config.h"
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "mutt/mutt.h"
#include "config/lib.h"
#include "core/lib.h"
#include "gui/lib.h"
#include "sidebar.h"
#include "context.h"
#include "format_flags.h"
#include "globals.h"
#include "mutt_menu.h"
#include "muttlib.h"
#include "opcodes.h"
/* These Config Variables are only used in sidebar.c */
short C_SidebarComponentDepth; ///< Config: (sidebar) Strip leading path components from sidebar folders
char *C_SidebarDelimChars; ///< Config: (sidebar) Characters that separate nested folders
char *C_SidebarDividerChar; ///< Config: (sidebar) Character to draw between the sidebar and index
bool C_SidebarFolderIndent; ///< Config: (sidebar) Indent nested folders
char *C_SidebarFormat; ///< Config: (sidebar) printf-like format string for the sidebar panel
char *C_SidebarIndentString; ///< Config: (sidebar) Indent nested folders using this string
bool C_SidebarNewMailOnly; ///< Config: (sidebar) Only show folders with new/flagged mail
bool C_SidebarNonEmptyMailboxOnly; ///< Config: (sidebar) Only show folders with a non-zero number of mail
bool C_SidebarNextNewWrap; ///< Config: (sidebar) Wrap around when searching for the next mailbox with new mail
bool C_SidebarOnRight; ///< Config: (sidebar) Display the sidebar on the right
bool C_SidebarShortPath; ///< Config: (sidebar) Abbreviate the paths using the #C_Folder variable
short C_SidebarSortMethod; ///< Config: (sidebar) Method to sort the sidebar
bool C_SidebarVisible; ///< Config: (sidebar) Show the sidebar
short C_SidebarWidth; ///< Config: (sidebar) Width of the sidebar
/* Previous values for some sidebar config */
static short PreviousSort = SORT_ORDER; /* sidebar_sort_method */
/**
* struct SbEntry - Info about folders in the sidebar
*/
struct SbEntry
{
char box[256]; ///< formatted mailbox name
struct Mailbox *mailbox; ///< Mailbox this represents
bool is_hidden; ///< Don't show, e.g. $sidebar_new_mail_only
};
static int EntryCount = 0;
static int EntryLen = 0;
static struct SbEntry **Entries = NULL;
static int TopIndex = -1; ///< First mailbox visible in sidebar
static int OpnIndex = -1; ///< Current (open) mailbox
static int HilIndex = -1; ///< Highlighted mailbox
static int BotIndex = -1; ///< Last mailbox visible in sidebar
/**
* enum DivType - Source of the sidebar divider character
*/
enum DivType
{
SB_DIV_USER, ///< User configured using $sidebar_divider_char
SB_DIV_ASCII, ///< An ASCII vertical bar (pipe)
SB_DIV_UTF8, ///< A unicode line-drawing character
};
/**
* sidebar_format_str - Format a string for the sidebar - Implements ::format_t
*
* | Expando | Description
* |:--------|:--------------------------------------------------------
* | \%! | 'n!' Flagged messages
* | \%B | Name of the mailbox
* | \%D | Description of the mailbox
* | \%d | Number of deleted messages
* | \%F | Number of Flagged messages in the mailbox
* | \%L | Number of messages after limiting
* | \%n | 'N' if mailbox has new mail, ' ' (space) otherwise
* | \%N | Number of unread messages in the mailbox
* | \%o | Number of old unread messages in the mailbox
* | \%r | Number of read messages in the mailbox
* | \%S | Size of mailbox (total number of messages)
* | \%t | Number of tagged messages
* | \%Z | Number of new unseen messages in the mailbox
*/
static const char *sidebar_format_str(char *buf, size_t buflen, size_t col, int cols,
char op, const char *src, const char *prec,
const char *if_str, const char *else_str,
unsigned long data, MuttFormatFlags flags)
{
struct SbEntry *sbe = (struct SbEntry *) data;
char fmt[256];
if (!sbe || !buf)
return src;
buf[0] = '\0'; /* Just in case there's nothing to do */
struct Mailbox *m = sbe->mailbox;
if (!m)
return src;
bool c = Context && Context->mailbox &&
(mutt_str_strcmp(Context->mailbox->realpath, m->realpath) == 0);
bool optional = (flags & MUTT_FORMAT_OPTIONAL);
switch (op)
{
case 'B':
mutt_format_s(buf, buflen, prec, sbe->box);
break;
case 'd':
if (!optional)
{
snprintf(fmt, sizeof(fmt), "%%%sd", prec);
snprintf(buf, buflen, fmt, c ? Context->mailbox->msg_deleted : 0);
}
else if ((c && (Context->mailbox->msg_deleted == 0)) || !c)
optional = false;
break;
case 'D':
if (sbe->mailbox->name)
mutt_format_s(buf, buflen, prec, sbe->mailbox->name);
else
mutt_format_s(buf, buflen, prec, sbe->box);
break;
case 'F':
if (!optional)
{
snprintf(fmt, sizeof(fmt), "%%%sd", prec);
snprintf(buf, buflen, fmt, m->msg_flagged);
}
else if (m->msg_flagged == 0)
optional = false;
break;
case 'L':
if (!optional)
{
snprintf(fmt, sizeof(fmt), "%%%sd", prec);
snprintf(buf, buflen, fmt, c ? Context->mailbox->vcount : m->msg_count);
}
else if ((c && (Context->mailbox->vcount == m->msg_count)) || !c)
optional = false;
break;
case 'N':
if (!optional)
{
snprintf(fmt, sizeof(fmt), "%%%sd", prec);
snprintf(buf, buflen, fmt, m->msg_unread);
}
else if (m->msg_unread == 0)
optional = false;
break;
case 'n':
if (!optional)
{
snprintf(fmt, sizeof(fmt), "%%%sc", prec);
snprintf(buf, buflen, fmt, m->has_new ? 'N' : ' ');
}
else if (m->has_new == false)
optional = false;
break;
case 'o':
if (!optional)
{
snprintf(fmt, sizeof(fmt), "%%%sd", prec);
snprintf(buf, buflen, fmt, m->msg_unread - m->msg_new);
}
else if ((c && (Context->mailbox->msg_unread - Context->mailbox->msg_new) == 0) || !c)
optional = false;
break;
case 'r':
if (!optional)
{
snprintf(fmt, sizeof(fmt), "%%%sd", prec);
snprintf(buf, buflen, fmt, m->msg_count - m->msg_unread);
}
else if ((c && (Context->mailbox->msg_count - Context->mailbox->msg_unread) == 0) || !c)
optional = false;
break;
case 'S':
if (!optional)
{
snprintf(fmt, sizeof(fmt), "%%%sd", prec);
snprintf(buf, buflen, fmt, m->msg_count);
}
else if (m->msg_count == 0)
optional = false;
break;
case 't':
if (!optional)
{
snprintf(fmt, sizeof(fmt), "%%%sd", prec);
snprintf(buf, buflen, fmt, c ? Context->mailbox->msg_tagged : 0);
}
else if ((c && (Context->mailbox->msg_tagged == 0)) || !c)
optional = false;
break;
case 'Z':
if (!optional)
{
snprintf(fmt, sizeof(fmt), "%%%sd", prec);
snprintf(buf, buflen, fmt, m->msg_new);
}
else if ((c && (Context->mailbox->msg_new) == 0) || !c)
optional = false;
break;
case '!':
if (m->msg_flagged == 0)
mutt_format_s(buf, buflen, prec, "");
else if (m->msg_flagged == 1)
mutt_format_s(buf, buflen, prec, "!");
else if (m->msg_flagged == 2)
mutt_format_s(buf, buflen, prec, "!!");
else
{
snprintf(fmt, sizeof(fmt), "%d!", m->msg_flagged);
mutt_format_s(buf, buflen, prec, fmt);
}
break;
}
if (optional)
{
mutt_expando_format(buf, buflen, col, C_SidebarWidth, if_str,
sidebar_format_str, (unsigned long) sbe, flags);
}
else if (flags & MUTT_FORMAT_OPTIONAL)
{
mutt_expando_format(buf, buflen, col, C_SidebarWidth, else_str,
sidebar_format_str, (unsigned long) sbe, flags);
}
/* We return the format string, unchanged */
return src;
}
/**
* make_sidebar_entry - Turn mailbox data into a sidebar string
* @param[out] buf Buffer in which to save string
* @param[in] buflen Buffer length
* @param[in] width Desired width in screen cells
* @param[in] box Mailbox name
* @param[in] sbe Mailbox object
*
* Take all the relevant mailbox data and the desired screen width and then get
* mutt_expando_format to do the actual work. mutt_expando_format will callback to
* us using sidebar_format_str() for the sidebar specific formatting characters.
*/
static void make_sidebar_entry(char *buf, size_t buflen, int width,
const char *box, struct SbEntry *sbe)
{
if (!buf || !box || !sbe)
return;
mutt_str_strfcpy(sbe->box, box, sizeof(sbe->box));
mutt_expando_format(buf, buflen, 0, width, NONULL(C_SidebarFormat),
sidebar_format_str, (unsigned long) sbe, MUTT_FORMAT_NO_FLAGS);
/* Force string to be exactly the right width */
int w = mutt_strwidth(buf);
int s = mutt_str_strlen(buf);
width = MIN(buflen, width);
if (w < width)
{
/* Pad with spaces */
memset(buf + s, ' ', width - w);
buf[s + width - w] = '\0';
}
else if (w > width)
{
/* Truncate to fit */
size_t len = mutt_wstr_trunc(buf, buflen, width, NULL);
buf[len] = '\0';
}
}
/**
* cb_qsort_sbe - qsort callback to sort SbEntry's
* @param a First SbEntry to compare
* @param b Second SbEntry to compare
* @retval -1 a precedes b
* @retval 0 a and b are identical
* @retval 1 b precedes a
*/
static int cb_qsort_sbe(const void *a, const void *b)
{
const struct SbEntry *sbe1 = *(struct SbEntry const *const *) a;
const struct SbEntry *sbe2 = *(struct SbEntry const *const *) b;
const struct Mailbox *m1 = sbe1->mailbox;
const struct Mailbox *m2 = sbe2->mailbox;
int rc = 0;
switch ((C_SidebarSortMethod & SORT_MASK))
{
case SORT_COUNT:
if (m2->msg_count == m1->msg_count)
rc = mutt_str_strcoll(mailbox_path(m1), mailbox_path(m2));
else
rc = (m2->msg_count - m1->msg_count);
break;
case SORT_UNREAD:
if (m2->msg_unread == m1->msg_unread)
rc = mutt_str_strcoll(mailbox_path(m1), mailbox_path(m2));
else
rc = (m2->msg_unread - m1->msg_unread);
break;
case SORT_DESC:
rc = mutt_str_strcmp(m1->name, m2->name);
break;
case SORT_FLAGGED:
if (m2->msg_flagged == m1->msg_flagged)
rc = mutt_str_strcoll(mailbox_path(m1), mailbox_path(m2));
else
rc = (m2->msg_flagged - m1->msg_flagged);
break;
case SORT_PATH:
{
rc = mutt_inbox_cmp(mailbox_path(m1), mailbox_path(m2));
if (rc == 0)
rc = mutt_str_strcoll(mailbox_path(m1), mailbox_path(m2));
break;
}
}
if (C_SidebarSortMethod & SORT_REVERSE)
rc = -rc;
return rc;
}
/**
* update_entries_visibility - Should a sidebar_entry be displayed in the sidebar
*
* For each SbEntry in the Entries array, check whether we should display it.
* This is determined by several criteria. If the Mailbox:
* * is the currently open mailbox
* * is the currently highlighted mailbox
* * has unread messages
* * has flagged messages
* * is whitelisted
*/
static void update_entries_visibility(void)
{
/* Aliases for readability */
const bool new_only = C_SidebarNewMailOnly;
const bool non_empty_only = C_SidebarNonEmptyMailboxOnly;
struct SbEntry *sbe = NULL;
/* Take the fast path if there is no need to test visibilities */
if (!new_only && !non_empty_only)
{
for (int i = 0; i < EntryCount; i++)
{
Entries[i]->is_hidden = false;
}
return;
}
for (int i = 0; i < EntryCount; i++)
{
sbe = Entries[i];
sbe->is_hidden = false;
if (Context && (mutt_str_strcmp(sbe->mailbox->realpath, Context->mailbox->realpath) == 0))
{
/* Spool directories are always visible */
continue;
}
if (mutt_list_find(&SidebarWhitelist, mailbox_path(sbe->mailbox)) ||
mutt_list_find(&SidebarWhitelist, sbe->mailbox->name))
{
/* Explicitly asked to be visible */
continue;
}
if (non_empty_only && (i != OpnIndex) && (sbe->mailbox->msg_count == 0))
{
sbe->is_hidden = true;
}
if (new_only && (i != OpnIndex) && (sbe->mailbox->msg_unread == 0) &&
(sbe->mailbox->msg_flagged == 0) && !sbe->mailbox->has_new)
{
sbe->is_hidden = true;
}
}
}
/**
* unsort_entries - Restore Entries array order to match Mailbox list order
*/
static void unsort_entries(void)
{
int i = 0;
struct MailboxList ml = neomutt_mailboxlist_get_all(NeoMutt, MUTT_MAILBOX_ANY);
struct MailboxNode *np = NULL;
STAILQ_FOREACH(np, &ml, entries)
{
if (i >= EntryCount)
break;
int j = i;
while ((j < EntryCount) && (Entries[j]->mailbox != np->mailbox))
j++;
if (j < EntryCount)
{
if (j != i)
{
struct SbEntry *tmp = Entries[i];
Entries[i] = Entries[j];
Entries[j] = tmp;
}
i++;
}
}
neomutt_mailboxlist_clear(&ml);
}
/**
* sort_entries - Sort Entries array
*
* Sort the Entries array according to the current sort config
* option "sidebar_sort_method". This calls qsort to do the work which calls our
* callback function "cb_qsort_sbe".
*
* Once sorted, the prev/next links will be reconstructed.
*/
static void sort_entries(void)
{
enum SortType ssm = (C_SidebarSortMethod & SORT_MASK);
/* These are the only sort methods we understand */
if ((ssm == SORT_COUNT) || (ssm == SORT_UNREAD) || (ssm == SORT_FLAGGED) || (ssm == SORT_PATH))
qsort(Entries, EntryCount, sizeof(*Entries), cb_qsort_sbe);
else if ((ssm == SORT_ORDER) && (C_SidebarSortMethod != PreviousSort))
unsort_entries();
}
/**
* select_next - Selects the next unhidden mailbox
* @retval true Success
* @retval false Failure
*/
static bool select_next(void)
{
int entry = HilIndex;
if (!EntryCount || (HilIndex < 0))
return false;
do
{
entry++;
if (entry == EntryCount)
return false;
} while (Entries[entry]->is_hidden);
HilIndex = entry;
return true;
}
/**
* select_next_new - Selects the next new mailbox
* @retval true Success
* @retval false Failure
*
* Search down the list of mail folders for one containing new mail.
*/
static int select_next_new(void)
{
int entry = HilIndex;
if (!EntryCount || (HilIndex < 0))
return false;
do
{
entry++;
if (entry == EntryCount)
{
if (C_SidebarNextNewWrap)
entry = 0;
else
return false;
}
if (entry == HilIndex)
return false;
} while (!Entries[entry]->mailbox->has_new && (Entries[entry]->mailbox->msg_unread == 0));
HilIndex = entry;
return true;
}
/**
* select_prev - Selects the previous unhidden mailbox
* @retval true Success
* @retval false Failure
*/
static bool select_prev(void)
{
int entry = HilIndex;
if (!EntryCount || (HilIndex < 0))
return false;
do
{
entry--;
if (entry < 0)
return false;
} while (Entries[entry]->is_hidden);
HilIndex = entry;
return true;
}
/**
* select_prev_new - Selects the previous new mailbox
* @retval true Success
* @retval false Failure
*
* Search up the list of mail folders for one containing new mail.
*/
static bool select_prev_new(void)
{
int entry = HilIndex;
if (!EntryCount || (HilIndex < 0))
return false;
do
{
entry--;
if (entry < 0)
{
if (C_SidebarNextNewWrap)
entry = EntryCount - 1;
else
return false;
}
if (entry == HilIndex)
return false;
} while (!Entries[entry]->mailbox->has_new && (Entries[entry]->mailbox->msg_unread == 0));
HilIndex = entry;
return true;
}
/**
* select_page_down - Selects the first entry in the next page of mailboxes
* @retval true Success
* @retval false Failure
*/
static int select_page_down(void)
{
int orig_hil_index = HilIndex;
if (!EntryCount || (BotIndex < 0))
return 0;
HilIndex = BotIndex;
select_next();
/* If the rest of the entries are hidden, go up to the last unhidden one */
if (Entries[HilIndex]->is_hidden)
select_prev();
return orig_hil_index != HilIndex;
}
/**
* select_page_up - Selects the last entry in the previous page of mailboxes
* @retval true Success
* @retval false Failure
*/
static int select_page_up(void)
{
int orig_hil_index = HilIndex;
if (!EntryCount || (TopIndex < 0))
return 0;
HilIndex = TopIndex;
select_prev();
/* If the rest of the entries are hidden, go down to the last unhidden one */
if (Entries[HilIndex]->is_hidden)
select_next();
return orig_hil_index != HilIndex;
}
/**
* prepare_sidebar - Prepare the list of SbEntry's for the sidebar display
* @param page_size The number of lines on a page
* @retval false No, don't draw the sidebar
* @retval true Yes, draw the sidebar
*
* Before painting the sidebar, we determine which are visible, sort
* them and set up our page pointers.
*
* This is a lot of work to do each refresh, but there are many things that
* can change outside of the sidebar that we don't hear about.
*/
static bool prepare_sidebar(int page_size)
{
if (!EntryCount || (page_size <= 0))
return false;
const struct SbEntry *opn_entry = (OpnIndex >= 0) ? Entries[OpnIndex] : NULL;
const struct SbEntry *hil_entry = (HilIndex >= 0) ? Entries[HilIndex] : NULL;
update_entries_visibility();
sort_entries();
for (int i = 0; i < EntryCount; i++)
{
if (opn_entry == Entries[i])
OpnIndex = i;
if (hil_entry == Entries[i])
HilIndex = i;
}
if ((HilIndex < 0) || Entries[HilIndex]->is_hidden || (C_SidebarSortMethod != PreviousSort))
{
if (OpnIndex >= 0)
HilIndex = OpnIndex;
else
{
HilIndex = 0;
if (Entries[HilIndex]->is_hidden)
select_next();
}
}
/* Set the Top and Bottom to frame the HilIndex in groups of page_size */
/* If C_SidebarNewMailOnly or C_SidebarNonEmptyMailboxOnly is set, some entries
* may be hidden so we need to scan for the framing interval */
if (C_SidebarNewMailOnly || C_SidebarNonEmptyMailboxOnly)
{
TopIndex = -1;
BotIndex = -1;
while (BotIndex < HilIndex)
{
TopIndex = BotIndex + 1;
int page_entries = 0;
while (page_entries < page_size)
{
BotIndex++;
if (BotIndex >= EntryCount)
break;
if (!Entries[BotIndex]->is_hidden)
page_entries++;
}
}
}
/* Otherwise we can just calculate the interval */
else
{
TopIndex = (HilIndex / page_size) * page_size;
BotIndex = TopIndex + page_size - 1;
}
if (BotIndex > (EntryCount - 1))
BotIndex = EntryCount - 1;
PreviousSort = C_SidebarSortMethod;
return true;
}
/**
* draw_divider - Draw a line between the sidebar and the rest of neomutt
* @param win Window to draw on
* @param num_rows Height of the Sidebar
* @param num_cols Width of the Sidebar
* @retval 0 Empty string
* @retval num Character occupies n screen columns
*
* Draw a divider using characters from the config option "sidebar_divider_char".
* This can be an ASCII or Unicode character.
* We calculate these characters' width in screen columns.
*
* If the user hasn't set $sidebar_divider_char we pick a character for them,
* respecting the value of $ascii_chars.
*/
static int draw_divider(struct MuttWindow *win, int num_rows, int num_cols)
{
if ((num_rows < 1) || (num_cols < 1))
return 0;
int delim_len;
enum DivType altchar = SB_DIV_UTF8;
/* Calculate the width of the delimiter in screen cells */
delim_len = mutt_strwidth(C_SidebarDividerChar);
if (delim_len < 0)
{
delim_len = 1; /* Bad character */
}
else if (delim_len == 0)
{
if (C_SidebarDividerChar)
return 0; /* User has set empty string */
delim_len = 1; /* Unset variable */
}
else
{
altchar = SB_DIV_USER; /* User config */
}
if (C_AsciiChars && (altchar != SB_DIV_ASCII))
{
/* $ascii_chars overrides Unicode divider chars */
if (altchar == SB_DIV_UTF8)
{
altchar = SB_DIV_ASCII;
}
else if (C_SidebarDividerChar)
{
for (int i = 0; i < delim_len; i++)
{
if (C_SidebarDividerChar[i] & ~0x7F) /* high-bit is set */
{
altchar = SB_DIV_ASCII;
delim_len = 1;
break;
}
}
}
}
if (delim_len > num_cols)
return 0;
mutt_curses_set_color(MT_COLOR_SIDEBAR_DIVIDER);
int col = C_SidebarOnRight ? 0 : (C_SidebarWidth - delim_len);
for (int i = 0; i < num_rows; i++)
{
mutt_window_move(win, i, col);
switch (altchar)
{
case SB_DIV_USER:
mutt_window_addstr(NONULL(C_SidebarDividerChar));
break;
case SB_DIV_ASCII:
mutt_window_addch('|');
break;
case SB_DIV_UTF8:
mutt_window_addch(ACS_VLINE);
break;
}
}
return delim_len;
}
/**
* fill_empty_space - Wipe the remaining Sidebar space
* @param win Window to draw on
* @param first_row Window line to start (0-based)
* @param num_rows Number of rows to fill
* @param div_width Width in screen characters taken by the divider
* @param num_cols Number of columns to fill
*
* Write spaces over the area the sidebar isn't using.
*/
static void fill_empty_space(struct MuttWindow *win, int first_row,
int num_rows, int div_width, int num_cols)
{
/* Fill the remaining rows with blank space */
mutt_curses_set_color(MT_COLOR_NORMAL);
if (!C_SidebarOnRight)
div_width = 0;
for (int r = 0; r < num_rows; r++)
{
mutt_window_move(win, first_row + r, div_width);
for (int i = 0; i < num_cols; i++)
mutt_window_addch(' ');
}
}
/**
* draw_sidebar - Write out a list of mailboxes, in a panel
* @param win Window to draw on
* @param num_rows Height of the Sidebar
* @param num_cols Width of the Sidebar
* @param div_width Width in screen characters taken by the divider
*
* Display a list of mailboxes in a panel on the left. What's displayed will
* depend on our index markers: TopMailbox, OpnMailbox, HilMailbox, BotMailbox.
* On the first run they'll be NULL, so we display the top of NeoMutt's list.
*
* * TopMailbox - first visible mailbox
* * BotMailbox - last visible mailbox
* * OpnMailbox - mailbox shown in NeoMutt's Index Panel
* * HilMailbox - Unselected mailbox (the paging follows this)
*
* The entries are formatted using "sidebar_format" and may be abbreviated:
* "sidebar_short_path", indented: "sidebar_folder_indent",
* "sidebar_indent_string" and sorted: "sidebar_sort_method". Finally, they're
* trimmed to fit the available space.
*/
static void draw_sidebar(struct MuttWindow *win, int num_rows, int num_cols, int div_width)
{
struct SbEntry *entry = NULL;
struct Mailbox *m = NULL;
if (TopIndex < 0)
return;
int w = MIN(num_cols, (C_SidebarWidth - div_width));
int row = 0;
for (int entryidx = TopIndex; (entryidx < EntryCount) && (row < num_rows); entryidx++)
{
entry = Entries[entryidx];
if (entry->is_hidden)
continue;
m = entry->mailbox;
if (entryidx == OpnIndex)
{
if ((Colors->defs[MT_COLOR_SIDEBAR_INDICATOR] != 0))
mutt_curses_set_color(MT_COLOR_SIDEBAR_INDICATOR);
else
mutt_curses_set_color(MT_COLOR_INDICATOR);
}
else if (entryidx == HilIndex)
mutt_curses_set_color(MT_COLOR_SIDEBAR_HIGHLIGHT);
else if (m->has_new)
mutt_curses_set_color(MT_COLOR_SIDEBAR_NEW);
else if (m->msg_unread > 0)
mutt_curses_set_color(MT_COLOR_SIDEBAR_UNREAD);
else if (m->msg_flagged > 0)
mutt_curses_set_color(MT_COLOR_SIDEBAR_FLAGGED);
else if ((Colors->defs[MT_COLOR_SIDEBAR_SPOOLFILE] != 0) &&
(mutt_str_strcmp(mailbox_path(m), C_Spoolfile) == 0))
{
mutt_curses_set_color(MT_COLOR_SIDEBAR_SPOOLFILE);
}
else
{
if (Colors->defs[MT_COLOR_SIDEBAR_ORDINARY] != 0)
mutt_curses_set_color(MT_COLOR_SIDEBAR_ORDINARY);
else
mutt_curses_set_color(MT_COLOR_NORMAL);
}
int col = 0;
if (C_SidebarOnRight)
col = div_width;
mutt_window_move(win, row, col);
if (Context && Context->mailbox && (Context->mailbox->realpath[0] != '\0') &&
(mutt_str_strcmp(m->realpath, Context->mailbox->realpath) == 0))
{
m->msg_unread = Context->mailbox->msg_unread;
m->msg_count = Context->mailbox->msg_count;
m->msg_flagged = Context->mailbox->msg_flagged;
}
/* compute length of C_Folder without trailing separator */
size_t maildirlen = mutt_str_strlen(C_Folder);
if (maildirlen && C_SidebarDelimChars &&
strchr(C_SidebarDelimChars, C_Folder[maildirlen - 1]))
maildirlen--;
/* check whether C_Folder is a prefix of the current folder's path */
bool maildir_is_prefix = false;
if ((mutt_buffer_len(&m->pathbuf) > maildirlen) &&
(mutt_str_strncmp(C_Folder, mailbox_path(m), maildirlen) == 0) &&
C_SidebarDelimChars && strchr(C_SidebarDelimChars, mailbox_path(m)[maildirlen]))
{
maildir_is_prefix = true;
}
/* calculate depth of current folder and generate its display name with indented spaces */
int sidebar_folder_depth = 0;
const char *sidebar_folder_name = NULL;
struct Buffer *short_folder_name = NULL;
if (C_SidebarShortPath)
{
/* disregard a trailing separator, so strlen() - 2 */
sidebar_folder_name = mailbox_path(m);
for (int i = mutt_str_strlen(sidebar_folder_name) - 2; i >= 0; i--)
{
if (C_SidebarDelimChars && strchr(C_SidebarDelimChars, sidebar_folder_name[i]))
{
sidebar_folder_name += (i + 1);
break;
}
}
}
else if ((C_SidebarComponentDepth > 0) && C_SidebarDelimChars)
{
sidebar_folder_name = mailbox_path(m) + maildir_is_prefix * (maildirlen + 1);
for (int i = 0; i < C_SidebarComponentDepth; i++)
{
char *chars_after_delim = strpbrk(sidebar_folder_name, C_SidebarDelimChars);
if (!chars_after_delim)
break;
sidebar_folder_name = chars_after_delim + 1;
}
}
else
sidebar_folder_name = mailbox_path(m) + maildir_is_prefix * (maildirlen + 1);
if (m->name)
{
sidebar_folder_name = m->name;
}
else if (maildir_is_prefix && C_SidebarFolderIndent)
{
int lastsep = 0;
const char *tmp_folder_name = mailbox_path(m) + maildirlen + 1;
int tmplen = (int) mutt_str_strlen(tmp_folder_name) - 1;
for (int i = 0; i < tmplen; i++)
{
if (C_SidebarDelimChars && strchr(C_SidebarDelimChars, tmp_folder_name[i]))
{
sidebar_folder_depth++;
lastsep = i + 1;
}
}
if (sidebar_folder_depth > 0)
{
if (C_SidebarShortPath)
tmp_folder_name += lastsep; /* basename */
short_folder_name = mutt_buffer_pool_get();
for (int i = 0; i < sidebar_folder_depth; i++)
mutt_buffer_addstr(short_folder_name, NONULL(C_SidebarIndentString));
mutt_buffer_addstr(short_folder_name, tmp_folder_name);
sidebar_folder_name = mutt_b2s(short_folder_name);
}
}
char str[256];
make_sidebar_entry(str, sizeof(str), w, sidebar_folder_name, entry);
mutt_window_printf("%s", str);
mutt_buffer_pool_release(&short_folder_name);
row++;
}
fill_empty_space(win, row, num_rows - row, div_width, w);
}
/**
* mutt_sb_draw - Completely redraw the sidebar