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Annotation of src/usr.bin/tmux/cmd-choose-client.c, Revision 1.27

1.27    ! nicm        1: /* $OpenBSD: cmd-choose-client.c,v 1.26 2015/12/13 14:32:38 nicm Exp $ */
1.1       nicm        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>
1.2       nicm       20:
                     21: #include <ctype.h>
1.10      nicm       22: #include <stdlib.h>
1.1       nicm       23:
                     24: #include "tmux.h"
                     25:
                     26: /*
                     27:  * Enter choice mode to choose a client.
                     28:  */
1.21      nicm       29:
                     30: #define CHOOSE_CLIENT_TEMPLATE                                 \
                     31:        "#{client_tty}: #{session_name} "                       \
                     32:        "[#{client_width}x#{client_height} #{client_termname}]" \
                     33:        "#{?client_utf8, (utf8),}#{?client_readonly, (ro),} "   \
1.25      nicm       34:        "(last used #{t:client_activity})"
1.1       nicm       35:
1.17      nicm       36: enum cmd_retval         cmd_choose_client_exec(struct cmd *, struct cmd_q *);
1.1       nicm       37:
1.8       nicm       38: void   cmd_choose_client_callback(struct window_choose_data *);
1.1       nicm       39:
                     40: const struct cmd_entry cmd_choose_client_entry = {
1.27    ! nicm       41:        .name = "choose-client",
        !            42:        .alias = NULL,
        !            43:
        !            44:        .args = { "F:t:", 0, 1 },
        !            45:        .usage = CMD_TARGET_WINDOW_USAGE " [-F format] [template]",
        !            46:
        !            47:        .flags = CMD_WINDOW_T,
        !            48:        .exec = cmd_choose_client_exec
1.1       nicm       49: };
                     50:
                     51: struct cmd_choose_client_data {
1.3       nicm       52:        struct client   *client;
1.1       nicm       53: };
                     54:
1.11      nicm       55: enum cmd_retval
1.17      nicm       56: cmd_choose_client_exec(struct cmd *self, struct cmd_q *cmdq)
1.1       nicm       57: {
1.5       nicm       58:        struct args                     *args = self->args;
1.26      nicm       59:        struct client                   *c = cmdq->state.c;
1.14      nicm       60:        struct client                   *c1;
1.8       nicm       61:        struct window_choose_data       *cdata;
1.26      nicm       62:        struct winlink                  *wl = cmdq->state.tflag.wl;
1.7       nicm       63:        const char                      *template;
1.9       nicm       64:        char                            *action;
1.23      nicm       65:        u_int                            idx, cur;
1.1       nicm       66:
1.26      nicm       67:        if (c == NULL) {
1.17      nicm       68:                cmdq_error(cmdq, "no client available");
1.11      nicm       69:                return (CMD_RETURN_ERROR);
1.1       nicm       70:        }
                     71:
                     72:        if (window_pane_set_mode(wl->window->active, &window_choose_mode) != 0)
1.11      nicm       73:                return (CMD_RETURN_NORMAL);
1.1       nicm       74:
1.7       nicm       75:        if ((template = args_get(args, 'F')) == NULL)
1.12      nicm       76:                template = CHOOSE_CLIENT_TEMPLATE;
1.7       nicm       77:
1.9       nicm       78:        if (args->argc != 0)
                     79:                action = xstrdup(args->argv[0]);
                     80:        else
                     81:                action = xstrdup("detach-client -t '%%'");
                     82:
1.1       nicm       83:        cur = idx = 0;
1.23      nicm       84:        TAILQ_FOREACH(c1, &clients, entry) {
                     85:                if (c1->session == NULL || c1->tty.path == NULL)
1.1       nicm       86:                        continue;
1.17      nicm       87:                if (c1 == cmdq->client)
1.1       nicm       88:                        cur = idx;
                     89:
1.14      nicm       90:                cdata = window_choose_data_create(TREE_OTHER, c, c->session);
1.23      nicm       91:                cdata->idx = idx;
1.8       nicm       92:
                     93:                cdata->ft_template = xstrdup(template);
1.23      nicm       94:                format_add(cdata->ft, "line", "%u", idx);
1.22      nicm       95:                format_defaults(cdata->ft, c1, NULL, NULL, NULL);
1.7       nicm       96:
1.14      nicm       97:                cdata->command = cmd_template_replace(action, c1->tty.path, 1);
1.9       nicm       98:
1.8       nicm       99:                window_choose_add(wl->window->active, cdata);
1.23      nicm      100:
                    101:                idx++;
1.1       nicm      102:        }
1.10      nicm      103:        free(action);
1.1       nicm      104:
1.14      nicm      105:        window_choose_ready(wl->window->active, cur,
1.15      nicm      106:            cmd_choose_client_callback);
1.1       nicm      107:
1.11      nicm      108:        return (CMD_RETURN_NORMAL);
1.1       nicm      109: }
                    110:
                    111: void
1.8       nicm      112: cmd_choose_client_callback(struct window_choose_data *cdata)
1.1       nicm      113: {
1.8       nicm      114:        struct client   *c;
1.23      nicm      115:        u_int            idx;
1.1       nicm      116:
1.8       nicm      117:        if (cdata == NULL)
1.1       nicm      118:                return;
1.14      nicm      119:        if (cdata->start_client->flags & CLIENT_DEAD)
1.1       nicm      120:                return;
                    121:
1.23      nicm      122:        idx = 0;
                    123:        TAILQ_FOREACH(c, &clients, entry) {
                    124:                if (idx == cdata->idx)
                    125:                        break;
                    126:                idx++;
                    127:        }
1.3       nicm      128:        if (c == NULL || c->session == NULL)
1.1       nicm      129:                return;
                    130:
1.14      nicm      131:        window_choose_data_run(cdata);
1.1       nicm      132: }