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status.c
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status.c
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/**
* @file
* GUI display a user-configurable status line
*
* @authors
* Copyright (C) 1996-2000,2007 Michael R. Elkins <me@mutt.org>
* Copyright (C) 2017-2024 Richard Russon <rich@flatcap.org>
* Copyright (C) 2018 Austin Ray <austin@austinray.io>
* Copyright (C) 2020-2022 Pietro Cerutti <gahr@gahr.ch>
* Copyright (C) 2021 Eric Blake <eblake@redhat.com>
* Copyright (C) 2023 Dennis Schön <mail@dennis-schoen.de>
* Copyright (C) 2023-2024 Tóth János <gomba007@gmail.com>
*
* @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 neo_status GUI display a user-configurable status line
*
* GUI display a user-configurable status line
*/
#include "config.h"
#include <stdbool.h>
#include <stdio.h>
#include <sys/types.h>
#include "mutt/lib.h"
#include "config/lib.h"
#include "core/lib.h"
#include "status.h"
#include "expando/lib.h"
#include "index/lib.h"
#include "menu/lib.h"
#include "postpone/lib.h"
#include "globals.h"
#include "mutt_mailbox.h"
#include "mutt_thread.h"
#include "muttlib.h"
#include "mview.h"
void status_f(const struct ExpandoNode *node, void *data, MuttFormatFlags flags,
int max_cols, struct Buffer *buf);
const struct ExpandoRenderData StatusRenderData[];
/**
* get_sort_str - Get the sort method as a string
* @param buf Buffer for the sort string
* @param buflen Length of the buffer
* @param method Sort method, see #SortType
* @retval ptr Buffer pointer
*/
static char *get_sort_str(char *buf, size_t buflen, enum SortType method)
{
snprintf(buf, buflen, "%s%s%s", (method & SORT_REVERSE) ? "reverse-" : "",
(method & SORT_LAST) ? "last-" : "",
mutt_map_get_name(method & SORT_MASK, SortMethods));
return buf;
}
/**
* struct MenuStatusLineData - Data for creating a Menu line
*/
struct MenuStatusLineData
{
struct IndexSharedData *shared; ///< Data shared between Index, Pager and Sidebar
struct Menu *menu; ///< Current Menu
};
/**
* status_r - Status: Modified/read-only flag - Implements ExpandoRenderData::get_string() - @ingroup expando_get_string_api
*/
void status_r(const struct ExpandoNode *node, void *data, MuttFormatFlags flags,
int max_cols, struct Buffer *buf)
{
const struct MbTable *c_status_chars = cs_subset_mbtable(NeoMutt->sub, "status_chars");
if (!c_status_chars || !c_status_chars->len)
return;
const struct MenuStatusLineData *msld = data;
const struct IndexSharedData *shared = msld->shared;
const struct Mailbox *m = shared->mailbox;
size_t i = 0;
if (m)
{
i = shared->attach_msg ? 3 :
((m->readonly || m->dontwrite) ? 2 :
(m->changed ||
/* deleted doesn't necessarily mean changed in IMAP */
(m->type != MUTT_IMAP && m->msg_deleted)) ?
1 :
0);
}
if (i >= c_status_chars->len)
buf_addstr(buf, c_status_chars->chars[0]);
else
buf_addstr(buf, c_status_chars->chars[i]);
}
/**
* status_D - Status: Description of the mailbox - Implements ExpandoRenderData::get_string() - @ingroup expando_get_string_api
*/
void status_D(const struct ExpandoNode *node, void *data, MuttFormatFlags flags,
int max_cols, struct Buffer *buf)
{
const struct MenuStatusLineData *msld = data;
const struct IndexSharedData *shared = msld->shared;
const struct Mailbox *m = shared->mailbox;
// If there's a descriptive name, use it. Otherwise, use %f
if (m && m->name)
{
const char *s = m->name;
buf_strcpy(buf, s);
return;
}
status_f(node, data, flags, max_cols, buf);
}
/**
* status_f - Status: pathname of the mailbox - Implements ExpandoRenderData::get_string() - @ingroup expando_get_string_api
*/
void status_f(const struct ExpandoNode *node, void *data, MuttFormatFlags flags,
int max_cols, struct Buffer *buf)
{
const struct MenuStatusLineData *msld = data;
const struct IndexSharedData *shared = msld->shared;
const struct Mailbox *m = shared->mailbox;
char tmp[128] = { 0 };
if (m && m->compress_info && (m->realpath[0] != '\0'))
{
mutt_str_copy(tmp, m->realpath, sizeof(tmp));
mutt_pretty_mailbox(tmp, sizeof(tmp));
}
else if (m && (m->type == MUTT_NOTMUCH) && m->name)
{
mutt_str_copy(tmp, m->name, sizeof(tmp));
}
else if (m && !buf_is_empty(&m->pathbuf))
{
mutt_str_copy(tmp, mailbox_path(m), sizeof(tmp));
mutt_pretty_mailbox(tmp, sizeof(tmp));
}
else
{
mutt_str_copy(tmp, _("(no mailbox)"), sizeof(tmp));
}
buf_strcpy(buf, tmp);
}
/**
* status_M_num - Status: Number of messages - Implements ExpandoRenderData::get_number() - @ingroup expando_get_number_api
*/
long status_M_num(const struct ExpandoNode *node, void *data, MuttFormatFlags flags)
{
const struct MenuStatusLineData *msld = data;
const struct IndexSharedData *shared = msld->shared;
const struct Mailbox *m = shared->mailbox;
return m ? m->vcount : 0;
}
/**
* status_m_num - Status: Number of messages in the mailbox - Implements ExpandoRenderData::get_number() - @ingroup expando_get_number_api
*/
long status_m_num(const struct ExpandoNode *node, void *data, MuttFormatFlags flags)
{
const struct MenuStatusLineData *msld = data;
const struct IndexSharedData *shared = msld->shared;
const struct Mailbox *m = shared->mailbox;
return m ? m->msg_count : 0;
}
/**
* status_n_num - Status: Number of new messages - Implements ExpandoRenderData::get_number() - @ingroup expando_get_number_api
*/
long status_n_num(const struct ExpandoNode *node, void *data, MuttFormatFlags flags)
{
const struct MenuStatusLineData *msld = data;
const struct IndexSharedData *shared = msld->shared;
const struct Mailbox *m = shared->mailbox;
return m ? m->msg_new : 0;
}
/**
* status_o_num - Status: Number of old messages - Implements ExpandoRenderData::get_number() - @ingroup expando_get_number_api
*/
long status_o_num(const struct ExpandoNode *node, void *data, MuttFormatFlags flags)
{
const struct MenuStatusLineData *msld = data;
const struct IndexSharedData *shared = msld->shared;
const struct Mailbox *m = shared->mailbox;
return m ? (m->msg_unread - m->msg_new) : 0;
}
/**
* status_d_num - Status: Number of deleted messages - Implements ExpandoRenderData::get_number() - @ingroup expando_get_number_api
*/
long status_d_num(const struct ExpandoNode *node, void *data, MuttFormatFlags flags)
{
const struct MenuStatusLineData *msld = data;
const struct IndexSharedData *shared = msld->shared;
const struct Mailbox *m = shared->mailbox;
return m ? m->msg_deleted : 0;
}
/**
* status_F_num - Status: Number of flagged messages - Implements ExpandoRenderData::get_number() - @ingroup expando_get_number_api
*/
long status_F_num(const struct ExpandoNode *node, void *data, MuttFormatFlags flags)
{
const struct MenuStatusLineData *msld = data;
const struct IndexSharedData *shared = msld->shared;
const struct Mailbox *m = shared->mailbox;
return m ? m->msg_flagged : 0;
}
/**
* status_t_num - Status: Number of tagged messages - Implements ExpandoRenderData::get_number() - @ingroup expando_get_number_api
*/
long status_t_num(const struct ExpandoNode *node, void *data, MuttFormatFlags flags)
{
const struct MenuStatusLineData *msld = data;
const struct IndexSharedData *shared = msld->shared;
const struct Mailbox *m = shared->mailbox;
return m ? m->msg_tagged : 0;
}
/**
* status_p_num - Status: Number of postponed messages - Implements ExpandoRenderData::get_number() - @ingroup expando_get_number_api
*/
long status_p_num(const struct ExpandoNode *node, void *data, MuttFormatFlags flags)
{
const struct MenuStatusLineData *msld = data;
const struct IndexSharedData *shared = msld->shared;
struct Mailbox *m = shared->mailbox;
return mutt_num_postponed(m, false);
}
/**
* status_b_num - Status: Number of mailboxes with new mail - Implements ExpandoRenderData::get_number() - @ingroup expando_get_number_api
*/
long status_b_num(const struct ExpandoNode *node, void *data, MuttFormatFlags flags)
{
const struct MenuStatusLineData *msld = data;
const struct IndexSharedData *shared = msld->shared;
struct Mailbox *m = shared->mailbox;
return mutt_mailbox_check(m, MUTT_MAILBOX_CHECK_NO_FLAGS);
}
/**
* status_l_num - Status: Size of the current mailbox - Implements ExpandoRenderData::get_number() - @ingroup expando_get_number_api
*/
long status_l_num(const struct ExpandoNode *node, void *data, MuttFormatFlags flags)
{
const struct MenuStatusLineData *msld = data;
const struct IndexSharedData *shared = msld->shared;
const struct Mailbox *m = shared->mailbox;
if (!m)
return 0;
return m->size;
}
/**
* status_l - Status: Size of the current mailbox - Implements ExpandoRenderData::get_string() - @ingroup expando_get_string_api
*/
void status_l(const struct ExpandoNode *node, void *data, MuttFormatFlags flags,
int max_cols, struct Buffer *buf)
{
const struct MenuStatusLineData *msld = data;
const struct IndexSharedData *shared = msld->shared;
const struct Mailbox *m = shared->mailbox;
char tmp[128] = { 0 };
const off_t num = m ? m->size : 0;
mutt_str_pretty_size(tmp, sizeof(tmp), num);
buf_strcpy(buf, tmp);
}
/**
* status_T - Status: Current threading mode - Implements ExpandoRenderData::get_string() - @ingroup expando_get_string_api
*/
void status_T(const struct ExpandoNode *node, void *data, MuttFormatFlags flags,
int max_cols, struct Buffer *buf)
{
const enum UseThreads c_use_threads = mutt_thread_style();
const char *s = get_use_threads_str(c_use_threads);
buf_strcpy(buf, s);
}
/**
* status_s - Status: Sorting mode - Implements ExpandoRenderData::get_string() - @ingroup expando_get_string_api
*/
void status_s(const struct ExpandoNode *node, void *data, MuttFormatFlags flags,
int max_cols, struct Buffer *buf)
{
char tmp[128] = { 0 };
const enum SortType c_sort = cs_subset_sort(NeoMutt->sub, "sort");
const char *s = get_sort_str(tmp, sizeof(tmp), c_sort);
buf_strcpy(buf, s);
}
/**
* status_S - Status: Aux sorting method - Implements ExpandoRenderData::get_string() - @ingroup expando_get_string_api
*/
void status_S(const struct ExpandoNode *node, void *data, MuttFormatFlags flags,
int max_cols, struct Buffer *buf)
{
char tmp[128] = { 0 };
const enum SortType c_sort_aux = cs_subset_sort(NeoMutt->sub, "sort_aux");
const char *s = get_sort_str(tmp, sizeof(tmp), c_sort_aux);
buf_strcpy(buf, s);
}
/**
* status_P_num - Status: Percentage through index - Implements ExpandoRenderData::get_number() - @ingroup expando_get_number_api
*/
long status_P_num(const struct ExpandoNode *node, void *data, MuttFormatFlags flags)
{
const struct MenuStatusLineData *msld = data;
const struct Menu *menu = msld->menu;
if (!menu)
return 0;
if (menu->top + menu->page_len >= menu->max)
return 100;
return (100 * (menu->top + menu->page_len)) / menu->max;
}
/**
* status_P - Status: Percentage through index - Implements ExpandoRenderData::get_string() - @ingroup expando_get_string_api
*/
void status_P(const struct ExpandoNode *node, void *data, MuttFormatFlags flags,
int max_cols, struct Buffer *buf)
{
const struct MenuStatusLineData *msld = data;
const struct Menu *menu = msld->menu;
if (!menu)
return;
char tmp[128] = { 0 };
char *cp = NULL;
if (menu->top + menu->page_len >= menu->max)
{
cp = menu->top ?
/* L10N: Status bar message: the end of the list emails is visible in the index */
_("end") :
/* L10N: Status bar message: all the emails are visible in the index */
_("all");
}
else
{
int count = (100 * (menu->top + menu->page_len)) / menu->max;
/* L10N: Status bar, percentage of way through index.
`%d` is the number, `%%` is the percent symbol.
They may be reordered, or space inserted, if you wish. */
snprintf(tmp, sizeof(tmp), _("%d%%"), count);
cp = tmp;
}
buf_strcpy(buf, cp);
}
/**
* status_h - Status: Local hostname - Implements ExpandoRenderData::get_string() - @ingroup expando_get_string_api
*/
void status_h(const struct ExpandoNode *node, void *data, MuttFormatFlags flags,
int max_cols, struct Buffer *buf)
{
const char *s = ShortHostname;
buf_strcpy(buf, s);
}
/**
* status_L_num - Status: Size of the messages - Implements ExpandoRenderData::get_number() - @ingroup expando_get_number_api
*/
long status_L_num(const struct ExpandoNode *node, void *data, MuttFormatFlags flags)
{
const struct MenuStatusLineData *msld = data;
const struct IndexSharedData *shared = msld->shared;
const struct MailboxView *mailbox_view = shared->mailbox_view;
if (!mailbox_view)
return 0;
return mailbox_view->vsize;
}
/**
* status_L - Status: Size of the messages - Implements ExpandoRenderData::get_string() - @ingroup expando_get_string_api
*/
void status_L(const struct ExpandoNode *node, void *data, MuttFormatFlags flags,
int max_cols, struct Buffer *buf)
{
const struct MenuStatusLineData *msld = data;
const struct IndexSharedData *shared = msld->shared;
const struct MailboxView *mailbox_view = shared->mailbox_view;
char tmp[128] = { 0 };
const off_t num = mailbox_view ? mailbox_view->vsize : 0;
mutt_str_pretty_size(tmp, sizeof(tmp), num);
buf_strcpy(buf, tmp);
}
/**
* status_R_num - Status: Number of read messages - Implements ExpandoRenderData::get_number() - @ingroup expando_get_number_api
*/
long status_R_num(const struct ExpandoNode *node, void *data, MuttFormatFlags flags)
{
const struct MenuStatusLineData *msld = data;
const struct IndexSharedData *shared = msld->shared;
const struct Mailbox *m = shared->mailbox;
return m ? (m->msg_count - m->msg_unread) : 0;
}
/**
* status_u_num - Status: Number of unread messages - Implements ExpandoRenderData::get_number() - @ingroup expando_get_number_api
*/
long status_u_num(const struct ExpandoNode *node, void *data, MuttFormatFlags flags)
{
const struct MenuStatusLineData *msld = data;
const struct IndexSharedData *shared = msld->shared;
const struct Mailbox *m = shared->mailbox;
return m ? m->msg_unread : 0;
}
/**
* status_v - Status: Version string - Implements ExpandoRenderData::get_string() - @ingroup expando_get_string_api
*/
void status_v(const struct ExpandoNode *node, void *data, MuttFormatFlags flags,
int max_cols, struct Buffer *buf)
{
const char *s = mutt_make_version();
buf_strcpy(buf, s);
}
/**
* status_V - Status: Active limit pattern - Implements ExpandoRenderData::get_string() - @ingroup expando_get_string_api
*/
void status_V(const struct ExpandoNode *node, void *data, MuttFormatFlags flags,
int max_cols, struct Buffer *buf)
{
const struct MenuStatusLineData *msld = data;
const struct IndexSharedData *shared = msld->shared;
const struct MailboxView *mailbox_view = shared->mailbox_view;
const char *s = mview_has_limit(mailbox_view) ? mailbox_view->pattern : "";
buf_strcpy(buf, s);
}
/**
* menu_status_line - Create the status line
* @param[out] buf Buffer in which to save string
* @param[in] shared Shared Index data
* @param[in] menu Current menu
* @param[in] max_cols Maximum number of columns to use (-1 means unlimited)
* @param[in] exp Expando
*
* @sa status_format_str()
*/
void menu_status_line(struct Buffer *buf, struct IndexSharedData *shared,
struct Menu *menu, int max_cols, const struct Expando *exp)
{
struct MenuStatusLineData data = { shared, menu };
expando_filter(exp, StatusRenderData, &data, MUTT_FORMAT_NO_FLAGS, max_cols, buf);
}
/**
* StatusRenderData - Callbacks for Status Expandos
*
* @sa StatusFormatDef, ExpandoDataGlobal, ExpandoDataIndex, ExpandoDataMenu
*/
const struct ExpandoRenderData StatusRenderData[] = {
// clang-format off
{ ED_INDEX, ED_IND_UNREAD_MAILBOXES,NULL, status_b_num },
{ ED_INDEX, ED_IND_DELETED_COUNT, NULL, status_d_num },
{ ED_INDEX, ED_IND_DESCRIPTION, status_D, NULL },
{ ED_INDEX, ED_IND_FLAGGED_COUNT, NULL, status_F_num },
{ ED_INDEX, ED_IND_MAILBOX_PATH, status_f, NULL },
{ ED_GLOBAL, ED_GLO_HOSTNAME, status_h, NULL },
{ ED_INDEX, ED_IND_LIMIT_SIZE, status_L, status_L_num },
{ ED_INDEX, ED_IND_MAILBOX_SIZE, status_l, status_l_num },
{ ED_INDEX, ED_IND_LIMIT_COUNT, NULL, status_M_num },
{ ED_INDEX, ED_IND_MESSAGE_COUNT, NULL, status_m_num },
{ ED_INDEX, ED_IND_NEW_COUNT, NULL, status_n_num },
{ ED_INDEX, ED_IND_OLD_COUNT, NULL, status_o_num },
{ ED_MENU, ED_MEN_PERCENTAGE, status_P, status_P_num },
{ ED_INDEX, ED_IND_POSTPONED_COUNT, NULL, status_p_num },
{ ED_INDEX, ED_IND_READ_COUNT, NULL, status_R_num },
{ ED_INDEX, ED_IND_READONLY, status_r, NULL },
{ ED_GLOBAL, ED_GLO_SORT, status_s, NULL },
{ ED_GLOBAL, ED_GLO_SORT_AUX, status_S, NULL },
{ ED_INDEX, ED_IND_TAGGED_COUNT, NULL, status_t_num },
{ ED_GLOBAL, ED_GLO_USE_THREADS, status_T, NULL },
{ ED_INDEX, ED_IND_UNREAD_COUNT, NULL, status_u_num },
{ ED_INDEX, ED_IND_LIMIT_PATTERN, status_V, NULL },
{ ED_GLOBAL, ED_GLO_VERSION, status_v, NULL },
{ -1, -1, NULL, NULL },
// clang-format on
};