cmd-list-panes.c

   1 /* $OpenBSD$ */
   2
   3 /*
   4  * Copyright (c) 2009 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 panes on given window.
  27  */
  28
  29 int     cmd_list_panes_exec(struct cmd *, struct cmd_ctx *);
  30
  31 void    cmd_list_panes_server(struct cmd *, struct cmd_ctx *);
  32 void    cmd_list_panes_session(
  33             struct cmd *, struct session *, struct cmd_ctx *, int);
  34 void    cmd_list_panes_window(struct cmd *,
  35             struct session *, struct winlink *, struct cmd_ctx *, int);
  36
  37 const struct cmd_entry cmd_list_panes_entry = {
  38         "list-panes", "lsp",
  39         "asF:t:", 0, 0,
  40         "[-as] [-F format] [-t target]",
  41         0,
  42         NULL,
  43         NULL,
  44         cmd_list_panes_exec
  45 };
  46
  47 int
  48 cmd_list_panes_exec(struct cmd *self, struct cmd_ctx *ctx)
  49 {
  50         struct args     *args = self->args;
  51         struct session  *s;
  52         struct winlink  *wl;
  53
  54         if (args_has(args, 'a'))
  55                 cmd_list_panes_server(self, ctx);
  56         else if (args_has(args, 's')) {
  57                 s = cmd_find_session(ctx, args_get(args, 't'), 0);
  58                 if (s == NULL)
  59                         return (-1);
  60                 cmd_list_panes_session(self, s, ctx, 1);
  61         } else {
  62                 wl = cmd_find_window(ctx, args_get(args, 't'), &s);
  63                 if (wl == NULL)
  64                         return (-1);
  65                 cmd_list_panes_window(self, s, wl, ctx, 0);
  66         }
  67
  68         return (0);
  69 }
  70
  71 void
  72 cmd_list_panes_server(struct cmd *self, struct cmd_ctx *ctx)
  73 {
  74         struct session  *s;
  75
  76         RB_FOREACH(s, sessions, &sessions)
  77                 cmd_list_panes_session(self, s, ctx, 2);
  78 }
  79
  80 void
  81 cmd_list_panes_session(
  82     struct cmd *self, struct session *s, struct cmd_ctx *ctx, int type)
  83 {
  84         struct winlink  *wl;
  85
  86         RB_FOREACH(wl, winlinks, &s->windows)
  87                 cmd_list_panes_window(self, s, wl, ctx, type);
  88 }
  89
  90 void
  91 cmd_list_panes_window(struct cmd *self,
  92     struct session *s, struct winlink *wl, struct cmd_ctx *ctx, int type)
  93 {
  94         struct args             *args = self->args;
  95         struct window_pane      *wp;
  96         u_int                    n;
  97         struct format_tree      *ft;
  98         const char              *template;
  99         char                    *line;
 100
 101         template = args_get(args, 'F');
 102         if (template == NULL) {
 103                 switch (type) {
 104                 case 0:
 105                         template = "#{pane_index}: "
 106                             "[#{pane_width}x#{pane_height}] [history "
 107                             "#{history_size}/#{history_limit}, "
 108                             "#{history_bytes} bytes] #{pane_id}"
 109                             "#{?pane_active, (active),}#{?pane_dead, (dead),}";
 110                         break;
 111                 case 1:
 112                         template = "#{window_index}.#{pane_index}: "
 113                             "[#{pane_width}x#{pane_height}] [history "
 114                             "#{history_size}/#{history_limit}, "
 115                             "#{history_bytes} bytes] #{pane_id}"
 116                             "#{?pane_active, (active),}#{?pane_dead, (dead),}";
 117                         break;
 118                 case 2:
 119                         template = "#{session_name}:#{window_index}.#{pane_index}: "
 120                             "[#{pane_width}x#{pane_height}] [history "
 121                             "#{history_size}/#{history_limit}, "
 122                             "#{history_bytes} bytes] #{pane_id}"
 123                             "#{?pane_active, (active),}#{?pane_dead, (dead),}";
 124                         break;
 125                 }
 126         }
 127
 128         n = 0;
 129         TAILQ_FOREACH(wp, &wl->window->panes, entry) {
 130                 ft = format_create();
 131                 format_add(ft, "line", "%u", n);
 132                 format_session(ft, s);
 133                 format_winlink(ft, s, wl);
 134                 format_window_pane(ft, wp);
 135
 136                 line = format_expand(ft, template);
 137                 ctx->print(ctx, "%s", line);
 138                 xfree(line);
 139
 140                 format_free(ft);
 141                 n++;
 142         }
 143 }