mirror of
https://github.com/tmux/tmux.git
synced 2024-12-13 01:48:47 +00:00
323 lines
7.2 KiB
C
323 lines
7.2 KiB
C
/* $OpenBSD$ */
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/*
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* Copyright (c) 2015 Nicholas Marriott <nicholas.marriott@gmail.com>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
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* IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
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* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include <sys/types.h>
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#include <event.h>
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#include <stdlib.h>
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#include "tmux.h"
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static int alerts_fired;
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static void alerts_timer(int, short, void *);
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static int alerts_enabled(struct window *, int);
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static void alerts_callback(int, short, void *);
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static void alerts_reset(struct window *);
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static int alerts_check_all(struct window *);
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static int alerts_check_bell(struct window *);
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static int alerts_check_activity(struct window *);
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static int alerts_check_silence(struct window *);
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static void printflike(2, 3) alerts_set_message(struct session *, const char *,
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...);
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static void alerts_ring_bell(struct session *);
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static TAILQ_HEAD(, window) alerts_list = TAILQ_HEAD_INITIALIZER(alerts_list);
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static void
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alerts_timer(__unused int fd, __unused short events, void *arg)
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{
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struct window *w = arg;
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log_debug("@%u alerts timer expired", w->id);
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alerts_reset(w);
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alerts_queue(w, WINDOW_SILENCE);
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}
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static void
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alerts_callback(__unused int fd, __unused short events, __unused void *arg)
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{
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struct window *w, *w1;
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int alerts;
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TAILQ_FOREACH_SAFE(w, &alerts_list, alerts_entry, w1) {
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alerts = alerts_check_all(w);
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log_debug("@%u alerts check, alerts %#x", w->id, alerts);
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w->alerts_queued = 0;
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TAILQ_REMOVE(&alerts_list, w, alerts_entry);
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w->flags &= ~WINDOW_ALERTFLAGS;
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window_remove_ref(w);
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}
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alerts_fired = 0;
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}
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static int
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alerts_check_all(struct window *w)
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{
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int alerts;
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alerts = alerts_check_bell(w);
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alerts |= alerts_check_activity(w);
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alerts |= alerts_check_silence(w);
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return (alerts);
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}
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void
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alerts_check_session(struct session *s)
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{
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struct winlink *wl;
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RB_FOREACH(wl, winlinks, &s->windows)
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alerts_check_all(wl->window);
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}
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static int
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alerts_enabled(struct window *w, int flags)
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{
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if (flags & WINDOW_BELL)
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return (1);
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if (flags & WINDOW_ACTIVITY) {
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if (options_get_number(w->options, "monitor-activity"))
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return (1);
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}
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if (flags & WINDOW_SILENCE) {
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if (options_get_number(w->options, "monitor-silence") != 0)
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return (1);
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}
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return (0);
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}
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void
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alerts_reset_all(void)
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{
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struct window *w;
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RB_FOREACH(w, windows, &windows)
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alerts_reset(w);
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}
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static void
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alerts_reset(struct window *w)
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{
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struct timeval tv;
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w->flags &= ~WINDOW_SILENCE;
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event_del(&w->alerts_timer);
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timerclear(&tv);
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tv.tv_sec = options_get_number(w->options, "monitor-silence");
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log_debug("@%u alerts timer reset %u", w->id, (u_int)tv.tv_sec);
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if (tv.tv_sec != 0)
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event_add(&w->alerts_timer, &tv);
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}
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void
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alerts_queue(struct window *w, int flags)
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{
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if (w->flags & WINDOW_ACTIVITY)
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alerts_reset(w);
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if (!event_initialized(&w->alerts_timer))
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evtimer_set(&w->alerts_timer, alerts_timer, w);
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if ((w->flags & flags) != flags) {
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w->flags |= flags;
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log_debug("@%u alerts flags added %#x", w->id, flags);
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}
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if (!w->alerts_queued) {
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w->alerts_queued = 1;
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TAILQ_INSERT_TAIL(&alerts_list, w, alerts_entry);
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w->references++;
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}
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if (!alerts_fired && alerts_enabled(w, flags)) {
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log_debug("alerts check queued (by @%u)", w->id);
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event_once(-1, EV_TIMEOUT, alerts_callback, NULL, NULL);
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alerts_fired = 1;
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}
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}
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static int
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alerts_check_bell(struct window *w)
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{
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struct window *ws;
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struct winlink *wl;
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struct session *s;
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struct client *c;
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int action, visual;
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if (~w->flags & WINDOW_BELL)
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return (0);
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TAILQ_FOREACH(wl, &w->winlinks, wentry)
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wl->session->flags &= ~SESSION_ALERTED;
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TAILQ_FOREACH(wl, &w->winlinks, wentry) {
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if (wl->flags & WINLINK_BELL)
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continue;
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s = wl->session;
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if (s->curw != wl) {
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wl->flags |= WINLINK_BELL;
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notify_winlink("alert-bell", wl);
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}
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if (s->flags & SESSION_ALERTED)
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continue;
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s->flags |= SESSION_ALERTED;
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action = options_get_number(s->options, "bell-action");
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if (action == BELL_NONE)
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return (0);
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visual = options_get_number(s->options, "visual-bell");
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TAILQ_FOREACH(c, &clients, entry) {
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if (c->session != s || c->flags & CLIENT_CONTROL)
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continue;
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ws = c->session->curw->window;
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if (action == BELL_CURRENT && ws != w)
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action = BELL_NONE;
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if (action == BELL_OTHER && ws != w)
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action = BELL_NONE;
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if (!visual) {
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if (action != BELL_NONE)
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tty_putcode(&c->tty, TTYC_BEL);
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continue;
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}
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if (action == BELL_CURRENT)
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status_message_set(c, "Bell in current window");
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else if (action != BELL_NONE) {
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status_message_set(c, "Bell in window %d",
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wl->idx);
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}
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}
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}
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return (WINDOW_BELL);
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}
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static int
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alerts_check_activity(struct window *w)
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{
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struct winlink *wl;
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struct session *s;
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if (~w->flags & WINDOW_ACTIVITY)
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return (0);
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if (!options_get_number(w->options, "monitor-activity"))
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return (0);
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TAILQ_FOREACH(wl, &w->winlinks, wentry)
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wl->session->flags &= ~SESSION_ALERTED;
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TAILQ_FOREACH(wl, &w->winlinks, wentry) {
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if (wl->flags & WINLINK_ACTIVITY)
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continue;
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s = wl->session;
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if (s->curw == wl)
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continue;
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wl->flags |= WINLINK_ACTIVITY;
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notify_winlink("alert-activity", wl);
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if (s->flags & SESSION_ALERTED)
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continue;
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s->flags |= SESSION_ALERTED;
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if (options_get_number(s->options, "bell-on-alert"))
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alerts_ring_bell(s);
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if (options_get_number(s->options, "visual-activity"))
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alerts_set_message(s, "Activity in window %d", wl->idx);
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}
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return (WINDOW_ACTIVITY);
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}
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static int
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alerts_check_silence(struct window *w)
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{
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struct winlink *wl;
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struct session *s;
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if (~w->flags & WINDOW_SILENCE)
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return (0);
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if (!options_get_number(w->options, "monitor-silence"))
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return (0);
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TAILQ_FOREACH(wl, &w->winlinks, wentry)
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wl->session->flags &= ~SESSION_ALERTED;
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TAILQ_FOREACH(wl, &w->winlinks, wentry) {
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if (wl->flags & WINLINK_SILENCE)
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continue;
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s = wl->session;
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if (s->curw == wl)
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continue;
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wl->flags |= WINLINK_SILENCE;
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notify_winlink("alert-silence", wl);
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if (s->flags & SESSION_ALERTED)
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continue;
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s->flags |= SESSION_ALERTED;
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if (options_get_number(s->options, "bell-on-alert"))
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alerts_ring_bell(s);
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if (!options_get_number(s->options, "visual-silence"))
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alerts_set_message(s, "Silence in window %d", wl->idx);
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}
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return (WINDOW_SILENCE);
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}
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static void
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alerts_set_message(struct session *s, const char *fmt, ...)
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{
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struct client *c;
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va_list ap;
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char *message;
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va_start(ap, fmt);
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xvasprintf(&message, fmt, ap);
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va_end(ap);
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TAILQ_FOREACH(c, &clients, entry) {
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if (c->session == s)
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status_message_set(c, "%s", message);
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}
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free(message);
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}
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static void
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alerts_ring_bell(struct session *s)
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{
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struct client *c;
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TAILQ_FOREACH(c, &clients, entry) {
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if (c->session == s && !(c->flags & CLIENT_CONTROL))
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tty_putcode(&c->tty, TTYC_BEL);
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}
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}
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