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Annotation of embedaddon/tmux/cmd-list-panes.c, revision 1.1.1.1

1.1       misho       1: /* $OpenBSD$ */
                      2: 
                      3: /*
                      4:  * Copyright (c) 2009 Nicholas Marriott <nicholas.marriott@gmail.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: 
                     19: #include <sys/types.h>
                     20: 
                     21: #include <stdlib.h>
                     22: 
                     23: #include "tmux.h"
                     24: 
                     25: /*
                     26:  * List panes on given window.
                     27:  */
                     28: 
                     29: static enum cmd_retval cmd_list_panes_exec(struct cmd *, struct cmdq_item *);
                     30: 
                     31: static void    cmd_list_panes_server(struct cmd *, struct cmdq_item *);
                     32: static void    cmd_list_panes_session(struct cmd *, struct session *,
                     33:                    struct cmdq_item *, int);
                     34: static void    cmd_list_panes_window(struct cmd *, struct session *,
                     35:                    struct winlink *, struct cmdq_item *, int);
                     36: 
                     37: const struct cmd_entry cmd_list_panes_entry = {
                     38:        .name = "list-panes",
                     39:        .alias = "lsp",
                     40: 
                     41:        .args = { "asF:t:", 0, 0 },
                     42:        .usage = "[-as] [-F format] " CMD_TARGET_WINDOW_USAGE,
                     43: 
                     44:        .tflag = CMD_WINDOW,
                     45: 
                     46:        .flags = CMD_AFTERHOOK,
                     47:        .exec = cmd_list_panes_exec
                     48: };
                     49: 
                     50: static enum cmd_retval
                     51: cmd_list_panes_exec(struct cmd *self, struct cmdq_item *item)
                     52: {
                     53:        struct args     *args = self->args;
                     54:        struct session  *s = item->state.tflag.s;
                     55:        struct winlink  *wl = item->state.tflag.wl;
                     56: 
                     57:        if (args_has(args, 'a'))
                     58:                cmd_list_panes_server(self, item);
                     59:        else if (args_has(args, 's'))
                     60:                cmd_list_panes_session(self, s, item, 1);
                     61:        else
                     62:                cmd_list_panes_window(self, s, wl, item, 0);
                     63: 
                     64:        return (CMD_RETURN_NORMAL);
                     65: }
                     66: 
                     67: static void
                     68: cmd_list_panes_server(struct cmd *self, struct cmdq_item *item)
                     69: {
                     70:        struct session  *s;
                     71: 
                     72:        RB_FOREACH(s, sessions, &sessions)
                     73:                cmd_list_panes_session(self, s, item, 2);
                     74: }
                     75: 
                     76: static void
                     77: cmd_list_panes_session(struct cmd *self, struct session *s,
                     78:     struct cmdq_item *item, int type)
                     79: {
                     80:        struct winlink  *wl;
                     81: 
                     82:        RB_FOREACH(wl, winlinks, &s->windows)
                     83:                cmd_list_panes_window(self, s, wl, item, type);
                     84: }
                     85: 
                     86: static void
                     87: cmd_list_panes_window(struct cmd *self, struct session *s, struct winlink *wl,
                     88:     struct cmdq_item *item, int type)
                     89: {
                     90:        struct args             *args = self->args;
                     91:        struct window_pane      *wp;
                     92:        u_int                    n;
                     93:        struct format_tree      *ft;
                     94:        const char              *template;
                     95:        char                    *line;
                     96: 
                     97:        template = args_get(args, 'F');
                     98:        if (template == NULL) {
                     99:                switch (type) {
                    100:                case 0:
                    101:                        template = "#{pane_index}: "
                    102:                            "[#{pane_width}x#{pane_height}] [history "
                    103:                            "#{history_size}/#{history_limit}, "
                    104:                            "#{history_bytes} bytes] #{pane_id}"
                    105:                            "#{?pane_active, (active),}#{?pane_dead, (dead),}";
                    106:                        break;
                    107:                case 1:
                    108:                        template = "#{window_index}.#{pane_index}: "
                    109:                            "[#{pane_width}x#{pane_height}] [history "
                    110:                            "#{history_size}/#{history_limit}, "
                    111:                            "#{history_bytes} bytes] #{pane_id}"
                    112:                            "#{?pane_active, (active),}#{?pane_dead, (dead),}";
                    113:                        break;
                    114:                case 2:
                    115:                        template = "#{session_name}:#{window_index}."
                    116:                            "#{pane_index}: [#{pane_width}x#{pane_height}] "
                    117:                            "[history #{history_size}/#{history_limit}, "
                    118:                            "#{history_bytes} bytes] #{pane_id}"
                    119:                            "#{?pane_active, (active),}#{?pane_dead, (dead),}";
                    120:                        break;
                    121:                }
                    122:        }
                    123: 
                    124:        n = 0;
                    125:        TAILQ_FOREACH(wp, &wl->window->panes, entry) {
                    126:                ft = format_create(item, FORMAT_NONE, 0);
                    127:                format_add(ft, "line", "%u", n);
                    128:                format_defaults(ft, NULL, s, wl, wp);
                    129: 
                    130:                line = format_expand(ft, template);
                    131:                cmdq_print(item, "%s", line);
                    132:                free(line);
                    133: 
                    134:                format_free(ft);
                    135:                n++;
                    136:        }
                    137: }