mirror of
https://github.com/tmate-io/tmate.git
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210 lines
4.5 KiB
C
210 lines
4.5 KiB
C
/* $OpenBSD$ */
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/*
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* Copyright (c) 2012 George Nachman <tmux@georgester.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 <sys/queue.h>
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#include <stdlib.h>
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#include "tmux.h"
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enum notify_type {
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NOTIFY_WINDOW_LAYOUT_CHANGED,
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NOTIFY_WINDOW_UNLINKED,
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NOTIFY_WINDOW_LINKED,
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NOTIFY_WINDOW_RENAMED,
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NOTIFY_ATTACHED_SESSION_CHANGED,
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NOTIFY_SESSION_RENAMED,
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NOTIFY_SESSION_CREATED,
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NOTIFY_SESSION_CLOSED
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};
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struct notify_entry {
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enum notify_type type;
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struct client *client;
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struct session *session;
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struct window *window;
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TAILQ_ENTRY(notify_entry) entry;
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};
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TAILQ_HEAD(, notify_entry) notify_queue = TAILQ_HEAD_INITIALIZER(notify_queue);
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int notify_enabled = 1;
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void notify_drain(void);
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void notify_add(enum notify_type, struct client *, struct session *,
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struct window *);
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void
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notify_enable(void)
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{
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notify_enabled = 1;
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notify_drain();
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}
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void
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notify_disable(void)
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{
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notify_enabled = 0;
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}
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void
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notify_add(enum notify_type type, struct client *c, struct session *s,
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struct window *w)
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{
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struct notify_entry *ne;
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ne = xcalloc(1, sizeof *ne);
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ne->type = type;
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ne->client = c;
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ne->session = s;
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ne->window = w;
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TAILQ_INSERT_TAIL(¬ify_queue, ne, entry);
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if (c != NULL)
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c->references++;
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if (s != NULL)
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s->references++;
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if (w != NULL)
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w->references++;
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}
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void
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notify_drain(void)
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{
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struct notify_entry *ne, *ne1;
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if (!notify_enabled)
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return;
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TAILQ_FOREACH_SAFE(ne, ¬ify_queue, entry, ne1) {
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switch (ne->type) {
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case NOTIFY_WINDOW_LAYOUT_CHANGED:
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control_notify_window_layout_changed(ne->window);
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break;
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case NOTIFY_WINDOW_UNLINKED:
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control_notify_window_unlinked(ne->session, ne->window);
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break;
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case NOTIFY_WINDOW_LINKED:
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control_notify_window_linked(ne->session, ne->window);
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break;
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case NOTIFY_WINDOW_RENAMED:
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control_notify_window_renamed(ne->window);
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break;
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case NOTIFY_ATTACHED_SESSION_CHANGED:
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control_notify_attached_session_changed(ne->client);
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break;
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case NOTIFY_SESSION_RENAMED:
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control_notify_session_renamed(ne->session);
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break;
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case NOTIFY_SESSION_CREATED:
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control_notify_session_created(ne->session);
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break;
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case NOTIFY_SESSION_CLOSED:
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control_notify_session_close(ne->session);
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break;
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}
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if (ne->client != NULL)
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ne->client->references--;
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if (ne->session != NULL)
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ne->session->references--;
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if (ne->window != NULL)
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window_remove_ref(ne->window);
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TAILQ_REMOVE(¬ify_queue, ne, entry);
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free(ne);
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}
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}
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void
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notify_input(struct window_pane *wp, struct evbuffer *input)
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{
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struct client *c;
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u_int i;
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/*
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* notify_input() is not queued and only does anything when
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* notifications are enabled.
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*/
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if (!notify_enabled)
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return;
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for (i = 0; i < ARRAY_LENGTH(&clients); i++) {
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c = ARRAY_ITEM(&clients, i);
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if (c != NULL && (c->flags & CLIENT_CONTROL))
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control_notify_input(c, wp, input);
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}
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}
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void
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notify_window_layout_changed(struct window *w)
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{
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notify_add(NOTIFY_WINDOW_LAYOUT_CHANGED, NULL, NULL, w);
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notify_drain();
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}
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void
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notify_window_unlinked(struct session *s, struct window *w)
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{
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notify_add(NOTIFY_WINDOW_UNLINKED, NULL, s, w);
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notify_drain();
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}
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void
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notify_window_linked(struct session *s, struct window *w)
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{
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notify_add(NOTIFY_WINDOW_LINKED, NULL, s, w);
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notify_drain();
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}
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void
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notify_window_renamed(struct window *w)
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{
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notify_add(NOTIFY_WINDOW_RENAMED, NULL, NULL, w);
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notify_drain();
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}
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void
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notify_attached_session_changed(struct client *c)
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{
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notify_add(NOTIFY_ATTACHED_SESSION_CHANGED, c, NULL, NULL);
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notify_drain();
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}
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void
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notify_session_renamed(struct session *s)
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{
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notify_add(NOTIFY_SESSION_RENAMED, NULL, s, NULL);
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notify_drain();
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}
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void
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notify_session_created(struct session *s)
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{
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notify_add(NOTIFY_SESSION_CREATED, NULL, s, NULL);
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notify_drain();
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}
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void
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notify_session_closed(struct session *s)
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{
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notify_add(NOTIFY_SESSION_CLOSED, NULL, s, NULL);
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notify_drain();
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}
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