Annotation of src/usr.bin/tmux/notify.c, Revision 1.10
1.10 ! nicm 1: /* $OpenBSD: notify.c,v 1.9 2016/10/10 21:29:23 nicm Exp $ */
1.1 nicm 2:
3: /*
4: * Copyright (c) 2012 George Nachman <tmux@georgester.com>
5: *
6: * Permission to use, copy, modify, and distribute this software for any
7: * purpose with or without fee is hereby granted, provided that the above
8: * copyright notice and this permission notice appear in all copies.
9: *
10: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14: * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
15: * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
16: * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17: */
18:
1.2 nicm 19: #include <sys/types.h>
20: #include <sys/queue.h>
21:
22: #include <stdlib.h>
23:
1.1 nicm 24: #include "tmux.h"
25:
1.2 nicm 26: enum notify_type {
27: NOTIFY_WINDOW_LAYOUT_CHANGED,
28: NOTIFY_WINDOW_UNLINKED,
29: NOTIFY_WINDOW_LINKED,
30: NOTIFY_WINDOW_RENAMED,
31: NOTIFY_ATTACHED_SESSION_CHANGED,
32: NOTIFY_SESSION_RENAMED,
33: NOTIFY_SESSION_CREATED,
34: NOTIFY_SESSION_CLOSED
35: };
36:
37: struct notify_entry {
38: enum notify_type type;
39:
40: struct client *client;
41: struct session *session;
42: struct window *window;
43:
44: TAILQ_ENTRY(notify_entry) entry;
45: };
1.9 nicm 46: TAILQ_HEAD(notify_queue, notify_entry);
47: static struct notify_queue notify_queue = TAILQ_HEAD_INITIALIZER(notify_queue);
48:
49: static void notify_add(enum notify_type, struct client *, struct session *,
50: struct window *);
1.2 nicm 51:
1.9 nicm 52: static void
1.2 nicm 53: notify_add(enum notify_type type, struct client *c, struct session *s,
54: struct window *w)
55: {
56: struct notify_entry *ne;
57:
58: ne = xcalloc(1, sizeof *ne);
59: ne->type = type;
60: ne->client = c;
61: ne->session = s;
62: ne->window = w;
63: TAILQ_INSERT_TAIL(¬ify_queue, ne, entry);
64:
65: if (c != NULL)
66: c->references++;
67: if (s != NULL)
68: s->references++;
69: if (w != NULL)
70: w->references++;
71: }
72:
1.10 ! nicm 73: void
1.2 nicm 74: notify_drain(void)
75: {
76: struct notify_entry *ne, *ne1;
77:
78: TAILQ_FOREACH_SAFE(ne, ¬ify_queue, entry, ne1) {
79: switch (ne->type) {
80: case NOTIFY_WINDOW_LAYOUT_CHANGED:
1.4 nicm 81: control_notify_window_layout_changed(ne->window);
1.2 nicm 82: break;
83: case NOTIFY_WINDOW_UNLINKED:
1.4 nicm 84: control_notify_window_unlinked(ne->session, ne->window);
1.2 nicm 85: break;
86: case NOTIFY_WINDOW_LINKED:
1.4 nicm 87: control_notify_window_linked(ne->session, ne->window);
1.2 nicm 88: break;
89: case NOTIFY_WINDOW_RENAMED:
1.4 nicm 90: control_notify_window_renamed(ne->window);
1.2 nicm 91: break;
92: case NOTIFY_ATTACHED_SESSION_CHANGED:
1.4 nicm 93: control_notify_attached_session_changed(ne->client);
1.2 nicm 94: break;
95: case NOTIFY_SESSION_RENAMED:
1.4 nicm 96: control_notify_session_renamed(ne->session);
1.2 nicm 97: break;
98: case NOTIFY_SESSION_CREATED:
1.4 nicm 99: control_notify_session_created(ne->session);
1.2 nicm 100: break;
101: case NOTIFY_SESSION_CLOSED:
1.4 nicm 102: control_notify_session_close(ne->session);
1.2 nicm 103: break;
104: }
105:
106: if (ne->client != NULL)
1.7 nicm 107: server_client_unref(ne->client);
1.2 nicm 108: if (ne->session != NULL)
1.8 nicm 109: session_unref(ne->session);
1.2 nicm 110: if (ne->window != NULL)
1.3 nicm 111: window_remove_ref(ne->window);
112:
1.2 nicm 113: TAILQ_REMOVE(¬ify_queue, ne, entry);
114: free(ne);
1.5 nicm 115: }
116: }
117:
118: void
119: notify_input(struct window_pane *wp, struct evbuffer *input)
120: {
121: struct client *c;
122:
1.6 nicm 123: TAILQ_FOREACH(c, &clients, entry) {
124: if (c->flags & CLIENT_CONTROL)
1.5 nicm 125: control_notify_input(c, wp, input);
1.2 nicm 126: }
127: }
128:
1.1 nicm 129: void
1.2 nicm 130: notify_window_layout_changed(struct window *w)
1.1 nicm 131: {
1.2 nicm 132: notify_add(NOTIFY_WINDOW_LAYOUT_CHANGED, NULL, NULL, w);
133: notify_drain();
1.1 nicm 134: }
135:
136: void
1.2 nicm 137: notify_window_unlinked(struct session *s, struct window *w)
1.1 nicm 138: {
1.2 nicm 139: notify_add(NOTIFY_WINDOW_UNLINKED, NULL, s, w);
140: notify_drain();
1.1 nicm 141: }
142:
143: void
1.2 nicm 144: notify_window_linked(struct session *s, struct window *w)
1.1 nicm 145: {
1.2 nicm 146: notify_add(NOTIFY_WINDOW_LINKED, NULL, s, w);
147: notify_drain();
1.1 nicm 148: }
149:
150: void
1.2 nicm 151: notify_window_renamed(struct window *w)
1.1 nicm 152: {
1.2 nicm 153: notify_add(NOTIFY_WINDOW_RENAMED, NULL, NULL, w);
154: notify_drain();
1.1 nicm 155: }
156:
157: void
1.2 nicm 158: notify_attached_session_changed(struct client *c)
1.1 nicm 159: {
1.2 nicm 160: notify_add(NOTIFY_ATTACHED_SESSION_CHANGED, c, NULL, NULL);
161: notify_drain();
1.1 nicm 162: }
163:
164: void
1.2 nicm 165: notify_session_renamed(struct session *s)
1.1 nicm 166: {
1.2 nicm 167: notify_add(NOTIFY_SESSION_RENAMED, NULL, s, NULL);
168: notify_drain();
1.1 nicm 169: }
170:
171: void
1.2 nicm 172: notify_session_created(struct session *s)
1.1 nicm 173: {
1.2 nicm 174: notify_add(NOTIFY_SESSION_CREATED, NULL, s, NULL);
175: notify_drain();
1.1 nicm 176: }
177:
178: void
1.2 nicm 179: notify_session_closed(struct session *s)
1.1 nicm 180: {
1.2 nicm 181: notify_add(NOTIFY_SESSION_CLOSED, NULL, s, NULL);
182: notify_drain();
1.1 nicm 183: }
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