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 <unistd.h>
  22
  23 #include "tmux.h"
  24
  25 /*
  26  * List windows on given session.
  27  */
  28
  29 int     cmd_list_windows_exec(struct cmd *, struct cmd_ctx *);
  30
  31 void    cmd_list_windows_server(struct cmd *, struct cmd_ctx *);
  32 void    cmd_list_windows_session(
  33             struct cmd *, struct session *, struct cmd_ctx *, int);
  34
  35 const struct cmd_entry cmd_list_windows_entry = {
  36         "list-windows", "lsw",
  37         "aF:t:", 0, 0,
  38         "[-a] [-F format] " CMD_TARGET_SESSION_USAGE,
  39         0,
  40         NULL,
  41         NULL,
  42         cmd_list_windows_exec
  43 };
  44
  45 int
  46 cmd_list_windows_exec(struct cmd *self, struct cmd_ctx *ctx)
  47 {
  48         struct args     *args = self->args;
  49         struct session  *s;
  50
  51         if (args_has(args, 'a'))
  52                 cmd_list_windows_server(self, ctx);
  53         else {
  54                 s = cmd_find_session(ctx, args_get(args, 't'), 0);
  55                 if (s == NULL)
  56                         return (-1);
  57                 cmd_list_windows_session(self, s, ctx, 0);
  58         }
  59
  60         return (0);
  61 }
  62
  63 void
  64 cmd_list_windows_server(struct cmd *self, struct cmd_ctx *ctx)
  65 {
  66         struct session  *s;
  67
  68         RB_FOREACH(s, sessions, &sessions)
  69                 cmd_list_windows_session(self, s, ctx, 1);
  70 }
  71
  72 void
  73 cmd_list_windows_session(
  74     struct cmd *self, struct session *s, struct cmd_ctx *ctx, 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 = "#{window_index}: "
  88                             "#{window_name} "
  89                             "[#{window_width}x#{window_height}] "
  90                             "[layout #{window_layout}]"
  91                             "#{?window_active, (active),}";
  92                         break;
  93                 case 1:
  94                         template = "#{session_name}:#{window_index}: "
  95                             "#{window_name} "
  96                             "[#{window_width}x#{window_height}] "
  97                             "[layout #{window_layout}]"
  98                             "#{?window_active, (active),}";
  99                         break;
 100                 }
 101         }
 102
 103         n = 0;
 104         RB_FOREACH(wl, winlinks, &s->windows) {
 105                 ft = format_create();
 106                 format_add(ft, "line", "%u", n);
 107                 format_session(ft, s);
 108                 format_winlink(ft, s, wl);
 109
 110                 line = format_expand(ft, template);
 111                 ctx->print(ctx, "%s", line);
 112                 xfree(line);
 113
 114                 format_free(ft);
 115                 n++;
 116         }
 117 }