Annotation of src/usr.bin/tmux/notify.c, Revision 1.2
1.2 ! nicm 1: /* $OpenBSD: notify.c,v 1.1 2012/03/17 22:35:09 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: };
! 46: TAILQ_HEAD(, notify_entry) notify_queue = TAILQ_HEAD_INITIALIZER(notify_queue);
! 47: int notify_enabled = 1;
! 48:
! 49: void notify_drain(void);
! 50: void notify_add(enum notify_type, struct client *, struct session *,
! 51: struct window *);
! 52:
! 53: void
! 54: notify_enable(void)
! 55: {
! 56: notify_enabled = 1;
! 57: notify_drain();
! 58: }
! 59:
! 60: void
! 61: notify_disable(void)
! 62: {
! 63: notify_enabled = 0;
! 64: }
! 65:
! 66: void
! 67: notify_add(enum notify_type type, struct client *c, struct session *s,
! 68: struct window *w)
! 69: {
! 70: struct notify_entry *ne;
! 71:
! 72: ne = xcalloc(1, sizeof *ne);
! 73: ne->type = type;
! 74: ne->client = c;
! 75: ne->session = s;
! 76: ne->window = w;
! 77: TAILQ_INSERT_TAIL(¬ify_queue, ne, entry);
! 78:
! 79: if (c != NULL)
! 80: c->references++;
! 81: if (s != NULL)
! 82: s->references++;
! 83: if (w != NULL)
! 84: w->references++;
! 85: }
! 86:
! 87: void
! 88: notify_drain(void)
! 89: {
! 90: struct notify_entry *ne, *ne1;
! 91:
! 92: if (!notify_enabled)
! 93: return;
! 94:
! 95: TAILQ_FOREACH_SAFE(ne, ¬ify_queue, entry, ne1) {
! 96: switch (ne->type) {
! 97: case NOTIFY_WINDOW_LAYOUT_CHANGED:
! 98: /* control_notify_window_layout_changed(ne->window); */
! 99: break;
! 100: case NOTIFY_WINDOW_UNLINKED:
! 101: /* control_notify_window_unlinked(ne->session, ne->window); */
! 102: break;
! 103: case NOTIFY_WINDOW_LINKED:
! 104: /* control_notify_window_linked(ne->session, ne->window); */
! 105: break;
! 106: case NOTIFY_WINDOW_RENAMED:
! 107: /* control_notify_window_renamed(ne->window); */
! 108: break;
! 109: case NOTIFY_ATTACHED_SESSION_CHANGED:
! 110: /* control_notify_attached_session_changed(ne->client, ne->session); */
! 111: break;
! 112: case NOTIFY_SESSION_RENAMED:
! 113: /* control_notify_session_renamed(ne->session); */
! 114: break;
! 115: case NOTIFY_SESSION_CREATED:
! 116: /* control_notify_session_created(ne->session); */
! 117: break;
! 118: case NOTIFY_SESSION_CLOSED:
! 119: /* control_notify_session_close(ne->session); */
! 120: break;
! 121: }
! 122:
! 123: if (ne->client != NULL)
! 124: ne->client->references--;
! 125: if (ne->session != NULL)
! 126: ne->session->references--;
! 127: if (ne->window != NULL)
! 128: ne->window->references--;
! 129: TAILQ_REMOVE(¬ify_queue, ne, entry);
! 130: free(ne);
! 131: }
! 132: }
! 133:
1.1 nicm 134: void
1.2 ! nicm 135: notify_window_layout_changed(struct window *w)
1.1 nicm 136: {
1.2 ! nicm 137: notify_add(NOTIFY_WINDOW_LAYOUT_CHANGED, NULL, NULL, w);
! 138: notify_drain();
1.1 nicm 139: }
140:
141: void
1.2 ! nicm 142: notify_window_unlinked(struct session *s, struct window *w)
1.1 nicm 143: {
1.2 ! nicm 144: notify_add(NOTIFY_WINDOW_UNLINKED, NULL, s, w);
! 145: notify_drain();
1.1 nicm 146: }
147:
148: void
1.2 ! nicm 149: notify_window_linked(struct session *s, struct window *w)
1.1 nicm 150: {
1.2 ! nicm 151: notify_add(NOTIFY_WINDOW_LINKED, NULL, s, w);
! 152: notify_drain();
1.1 nicm 153: }
154:
155: void
1.2 ! nicm 156: notify_window_renamed(struct window *w)
1.1 nicm 157: {
1.2 ! nicm 158: notify_add(NOTIFY_WINDOW_RENAMED, NULL, NULL, w);
! 159: notify_drain();
1.1 nicm 160: }
161:
162: void
1.2 ! nicm 163: notify_attached_session_changed(struct client *c)
1.1 nicm 164: {
1.2 ! nicm 165: notify_add(NOTIFY_ATTACHED_SESSION_CHANGED, c, NULL, NULL);
! 166: notify_drain();
1.1 nicm 167: }
168:
169: void
1.2 ! nicm 170: notify_session_renamed(struct session *s)
1.1 nicm 171: {
1.2 ! nicm 172: notify_add(NOTIFY_SESSION_RENAMED, NULL, s, NULL);
! 173: notify_drain();
1.1 nicm 174: }
175:
176: void
1.2 ! nicm 177: notify_session_created(struct session *s)
1.1 nicm 178: {
1.2 ! nicm 179: notify_add(NOTIFY_SESSION_CREATED, NULL, s, NULL);
! 180: notify_drain();
1.1 nicm 181: }
182:
183: void
1.2 ! nicm 184: notify_session_closed(struct session *s)
1.1 nicm 185: {
1.2 ! nicm 186: notify_add(NOTIFY_SESSION_CLOSED, NULL, s, NULL);
! 187: notify_drain();
1.1 nicm 188: }
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