cmd-list-windows.c

   1 /* $OpenBSD$ */
   2
   3 /*
   4  * Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
   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
  19 #include <sys/types.h>
  20
  21 #include <stdlib.h>
  22 #include <unistd.h>
  23
  24 #include "tmux.h"
  25
  26 /*
  27  * List windows on given session.
  28  */
  29
  30 enum cmd_retval  cmd_list_windows_exec(struct cmd *, struct cmd_q *);
  31
  32 void    cmd_list_windows_server(struct cmd *, struct cmd_q *);
  33 void    cmd_list_windows_session(
  34             struct cmd *, struct session *, struct cmd_q *, int);
  35
  36 const struct cmd_entry cmd_list_windows_entry = {
  37         "list-windows", "lsw",
  38         "F:at:", 0, 0,
  39         "[-a] [-F format] " CMD_TARGET_SESSION_USAGE,
  40         0,
  41         NULL,
  42         cmd_list_windows_exec
  43 };
  44
  45 enum cmd_retval
  46 cmd_list_windows_exec(struct cmd *self, struct cmd_q *cmdq)
  47 {
  48         struct args     *args = self->args;
  49         struct session  *s;
  50
  51         if (args_has(args, 'a'))
  52                 cmd_list_windows_server(self, cmdq);
  53         else {
  54                 s = cmd_find_session(cmdq, args_get(args, 't'), 0);
  55                 if (s == NULL)
  56                         return (CMD_RETURN_ERROR);
  57                 cmd_list_windows_session(self, s, cmdq, 0);
  58         }
  59
  60         return (CMD_RETURN_NORMAL);
  61 }
  62
  63 void
  64 cmd_list_windows_server(struct cmd *self, struct cmd_q *cmdq)
  65 {
  66         struct session  *s;
  67
  68         RB_FOREACH(s, sessions, &sessions)
  69                 cmd_list_windows_session(self, s, cmdq, 1);
  70 }
  71
  72 void
  73 cmd_list_windows_session(
  74     struct cmd *self, struct session *s, struct cmd_q *cmdq, int type)
  75 {
  76         struct args             *args = self->args;
  77         struct winlink          *wl;
  78         u_int                   n;
  79         struct format_tree      *ft;
  80         const char              *template;
  81         char                    *line;
  82
  83         template = args_get(args, 'F');
  84         if (template == NULL) {
  85                 switch (type) {
  86                 case 0:
  87                         template = LIST_WINDOWS_TEMPLATE;
  88                         break;
  89                 case 1:
  90                         template = LIST_WINDOWS_WITH_SESSION_TEMPLATE;
  91                         break;
  92                 }
  93         }
  94
  95         n = 0;
  96         RB_FOREACH(wl, winlinks, &s->windows) {
  97                 ft = format_create();
  98                 format_add(ft, "line", "%u", n);
  99                 format_session(ft, s);
 100                 format_winlink(ft, s, wl);
 101                 format_window_pane(ft, wl->window->active);
 102
 103                 line = format_expand(ft, template);
 104                 cmdq_print(cmdq, "%s", line);
 105                 free(line);
 106
 107                 format_free(ft);
 108                 n++;
 109         }
 110 }