control-notify.c

   1 /* $OpenBSD$ */
   2
   3 /*
   4  * Copyright (c) 2012 Nicholas Marriott <nicholas.marriott@gmail.com>
   5  * Copyright (c) 2012 George Nachman <tmux@georgester.com>
   6  *
   7  * Permission to use, copy, modify, and distribute this software for any
   8  * purpose with or without fee is hereby granted, provided that the above
   9  * copyright notice and this permission notice appear in all copies.
  10  *
  11  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  12  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  13  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
  14  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  15  * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
  16  * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
  17  * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  18  */
  19
  20 #include <sys/types.h>
  21
  22 #include <stdlib.h>
  23
  24 #include "tmux.h"
  25
  26 #define CONTROL_SHOULD_NOTIFY_CLIENT(c) \
  27         ((c) != NULL && ((c)->flags & CLIENT_CONTROL))
  28
  29 void
  30 control_notify_pane_mode_changed(int pane)
  31 {
  32         struct client   *c;
  33
  34         TAILQ_FOREACH(c, &clients, entry) {
  35                 if (!CONTROL_SHOULD_NOTIFY_CLIENT(c))
  36                         continue;
  37
  38                 control_write(c, "%%pane-mode-changed %%%u", pane);
  39         }
  40 }
  41
  42 void
  43 control_notify_window_layout_changed(struct window *w)
  44 {
  45         struct client   *c;
  46         struct session  *s;
  47         struct winlink  *wl;
  48         const char      *template;
  49         char            *cp;
  50
  51         template = "%layout-change #{window_id} #{window_layout} "
  52             "#{window_visible_layout} #{window_raw_flags}";
  53
  54         TAILQ_FOREACH(c, &clients, entry) {
  55                 if (!CONTROL_SHOULD_NOTIFY_CLIENT(c) || c->session == NULL)
  56                         continue;
  57                 s = c->session;
  58
  59                 if (winlink_find_by_window_id(&s->windows, w->id) == NULL)
  60                         continue;
  61
  62                 /*
  63                  * When the last pane in a window is closed it won't have a
  64                  * layout root and we don't need to inform the client about the
  65                  * layout change because the whole window will go away soon.
  66                  */
  67                 if (w->layout_root == NULL)
  68                         continue;
  69
  70                 wl = winlink_find_by_window(&s->windows, w);
  71                 if (wl != NULL) {
  72                         cp = format_single(NULL, template, c, NULL, wl, NULL);
  73                         control_write(c, "%s", cp);
  74                         free(cp);
  75                 }
  76         }
  77 }
  78
  79 void
  80 control_notify_window_pane_changed(struct window *w)
  81 {
  82         struct client   *c;
  83
  84         TAILQ_FOREACH(c, &clients, entry) {
  85                 if (!CONTROL_SHOULD_NOTIFY_CLIENT(c))
  86                         continue;
  87
  88                 control_write(c, "%%window-pane-changed @%u %%%u", w->id,
  89                     w->active->id);
  90         }
  91 }
  92
  93 void
  94 control_notify_window_unlinked(__unused struct session *s, struct window *w)
  95 {
  96         struct client   *c;
  97         struct session  *cs;
  98
  99         TAILQ_FOREACH(c, &clients, entry) {
 100                 if (!CONTROL_SHOULD_NOTIFY_CLIENT(c) || c->session == NULL)
 101                         continue;
 102                 cs = c->session;
 103
 104                 if (winlink_find_by_window_id(&cs->windows, w->id) != NULL)
 105                         control_write(c, "%%window-close @%u", w->id);
 106                 else
 107                         control_write(c, "%%unlinked-window-close @%u", w->id);
 108         }
 109 }
 110
 111 void
 112 control_notify_window_linked(__unused struct session *s, struct window *w)
 113 {
 114         struct client   *c;
 115         struct session  *cs;
 116
 117         TAILQ_FOREACH(c, &clients, entry) {
 118                 if (!CONTROL_SHOULD_NOTIFY_CLIENT(c) || c->session == NULL)
 119                         continue;
 120                 cs = c->session;
 121
 122                 if (winlink_find_by_window_id(&cs->windows, w->id) != NULL)
 123                         control_write(c, "%%window-add @%u", w->id);
 124                 else
 125                         control_write(c, "%%unlinked-window-add @%u", w->id);
 126         }
 127 }
 128
 129 void
 130 control_notify_window_renamed(struct window *w)
 131 {
 132         struct client   *c;
 133         struct session  *cs;
 134
 135         TAILQ_FOREACH(c, &clients, entry) {
 136                 if (!CONTROL_SHOULD_NOTIFY_CLIENT(c) || c->session == NULL)
 137                         continue;
 138                 cs = c->session;
 139
 140                 if (winlink_find_by_window_id(&cs->windows, w->id) != NULL) {
 141                         control_write(c, "%%window-renamed @%u %s", w->id,
 142                             w->name);
 143                 } else {
 144                         control_write(c, "%%unlinked-window-renamed @%u %s",
 145                             w->id, w->name);
 146                 }
 147         }
 148 }
 149
 150 void
 151 control_notify_client_session_changed(struct client *cc)
 152 {
 153         struct client   *c;
 154         struct session  *s;
 155
 156         if (cc->session == NULL)
 157                 return;
 158         s = cc->session;
 159
 160         TAILQ_FOREACH(c, &clients, entry) {
 161                 if (!CONTROL_SHOULD_NOTIFY_CLIENT(c) || c->session == NULL)
 162                         continue;
 163
 164                 if (cc == c) {
 165                         control_write(c, "%%session-changed $%u %s", s->id,
 166                             s->name);
 167                 } else {
 168                         control_write(c, "%%client-session-changed %s $%u %s",
 169                             cc->name, s->id, s->name);
 170                 }
 171         }
 172 }
 173
 174 void
 175 control_notify_client_detached(struct client *cc)
 176 {
 177         struct client   *c;
 178
 179         TAILQ_FOREACH(c, &clients, entry) {
 180                 if (CONTROL_SHOULD_NOTIFY_CLIENT(c))
 181                         control_write(c, "%%client-detached %s", cc->name);
 182         }
 183 }
 184
 185 void
 186 control_notify_session_renamed(struct session *s)
 187 {
 188         struct client   *c;
 189
 190         TAILQ_FOREACH(c, &clients, entry) {
 191                 if (!CONTROL_SHOULD_NOTIFY_CLIENT(c))
 192                         continue;
 193
 194                 control_write(c, "%%session-renamed $%u %s", s->id, s->name);
 195         }
 196 }
 197
 198 void
 199 control_notify_session_created(__unused struct session *s)
 200 {
 201         struct client   *c;
 202
 203         TAILQ_FOREACH(c, &clients, entry) {
 204                 if (!CONTROL_SHOULD_NOTIFY_CLIENT(c))
 205                         continue;
 206
 207                 control_write(c, "%%sessions-changed");
 208         }
 209 }
 210
 211 void
 212 control_notify_session_closed(__unused struct session *s)
 213 {
 214         struct client   *c;
 215
 216         TAILQ_FOREACH(c, &clients, entry) {
 217                 if (!CONTROL_SHOULD_NOTIFY_CLIENT(c))
 218                         continue;
 219
 220                 control_write(c, "%%sessions-changed");
 221         }
 222 }
 223
 224 void
 225 control_notify_session_window_changed(struct session *s)
 226 {
 227         struct client   *c;
 228
 229         TAILQ_FOREACH(c, &clients, entry) {
 230                 if (!CONTROL_SHOULD_NOTIFY_CLIENT(c))
 231                         continue;
 232
 233                 control_write(c, "%%session-window-changed $%u @%u", s->id,
 234                     s->curw->window->id);
 235         }
 236 }