Annotation of src/usr.bin/tmux/cmd-choose-session.c, Revision 1.12
1.12 ! nicm 1: /* $OpenBSD: cmd-choose-session.c,v 1.11 2010/12/21 22:37:59 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>
1.6 nicm 20:
21: #include <ctype.h>
1.1 nicm 22:
23: #include "tmux.h"
24:
25: /*
26: * Enter choice mode to choose a session.
27: */
28:
29: int cmd_choose_session_exec(struct cmd *, struct cmd_ctx *);
30:
31: void cmd_choose_session_callback(void *, int);
1.5 nicm 32: void cmd_choose_session_free(void *);
1.1 nicm 33:
34: const struct cmd_entry cmd_choose_session_entry = {
35: "choose-session", NULL,
1.12 ! nicm 36: "t:", 0, 1,
1.5 nicm 37: CMD_TARGET_WINDOW_USAGE " [template]",
1.12 ! nicm 38: 0,
! 39: NULL,
! 40: NULL,
! 41: cmd_choose_session_exec
1.1 nicm 42: };
43:
44: struct cmd_choose_session_data {
1.7 nicm 45: struct client *client;
1.5 nicm 46: char *template;
1.1 nicm 47: };
48:
49: int
50: cmd_choose_session_exec(struct cmd *self, struct cmd_ctx *ctx)
51: {
1.12 ! nicm 52: struct args *args = self->args;
1.1 nicm 53: struct cmd_choose_session_data *cdata;
54: struct winlink *wl;
55: struct session *s;
1.8 nicm 56: struct session_group *sg;
1.11 nicm 57: u_int idx, sgidx, cur;
1.8 nicm 58: char tmp[64];
1.1 nicm 59:
60: if (ctx->curclient == NULL) {
61: ctx->error(ctx, "must be run interactively");
62: return (-1);
63: }
64:
1.12 ! nicm 65: if ((wl = cmd_find_window(ctx, args_get(args, 't'), NULL)) == NULL)
1.1 nicm 66: return (-1);
67:
68: if (window_pane_set_mode(wl->window->active, &window_choose_mode) != 0)
69: return (0);
70:
71: cur = idx = 0;
1.11 nicm 72: RB_FOREACH(s, sessions, &sessions) {
1.1 nicm 73: if (s == ctx->curclient->session)
74: cur = idx;
75: idx++;
76:
1.8 nicm 77: sg = session_group_find(s);
78: if (sg == NULL)
79: *tmp = '\0';
80: else {
1.10 nicm 81: sgidx = session_group_index(sg);
82: xsnprintf(tmp, sizeof tmp, " (group %u)", sgidx);
1.8 nicm 83: }
84:
1.11 nicm 85: window_choose_add(wl->window->active, s->idx,
1.8 nicm 86: "%s: %u windows [%ux%u]%s%s", s->name,
1.1 nicm 87: winlink_count(&s->windows), s->sx, s->sy,
1.8 nicm 88: tmp, s->flags & SESSION_UNATTACHED ? "" : " (attached)");
1.1 nicm 89: }
90:
91: cdata = xmalloc(sizeof *cdata);
1.12 ! nicm 92: if (args->argc != 0)
! 93: cdata->template = xstrdup(args->argv[0]);
1.5 nicm 94: else
95: cdata->template = xstrdup("switch-client -t '%%'");
1.7 nicm 96: cdata->client = ctx->curclient;
97: cdata->client->references++;
1.1 nicm 98:
1.5 nicm 99: window_choose_ready(wl->window->active,
100: cur, cmd_choose_session_callback, cmd_choose_session_free, cdata);
1.1 nicm 101:
102: return (0);
103: }
104:
105: void
106: cmd_choose_session_callback(void *data, int idx)
107: {
108: struct cmd_choose_session_data *cdata = data;
1.5 nicm 109: struct session *s;
110: struct cmd_list *cmdlist;
111: struct cmd_ctx ctx;
112: char *template, *cause;
113:
114: if (idx == -1)
115: return;
1.7 nicm 116: if (cdata->client->flags & CLIENT_DEAD)
1.5 nicm 117: return;
118:
1.11 nicm 119: s = session_find_by_index(idx);
1.5 nicm 120: if (s == NULL)
121: return;
122: template = cmd_template_replace(cdata->template, s->name, 1);
123:
124: if (cmd_string_parse(template, &cmdlist, &cause) != 0) {
125: if (cause != NULL) {
126: *cause = toupper((u_char) *cause);
1.7 nicm 127: status_message_set(cdata->client, "%s", cause);
1.5 nicm 128: xfree(cause);
1.1 nicm 129: }
1.5 nicm 130: xfree(template);
131: return;
1.1 nicm 132: }
1.5 nicm 133: xfree(template);
134:
135: ctx.msgdata = NULL;
1.7 nicm 136: ctx.curclient = cdata->client;
1.5 nicm 137:
138: ctx.error = key_bindings_error;
139: ctx.print = key_bindings_print;
140: ctx.info = key_bindings_info;
141:
142: ctx.cmdclient = NULL;
143:
144: cmd_list_exec(cmdlist, &ctx);
145: cmd_list_free(cmdlist);
146: }
147:
148: void
149: cmd_choose_session_free(void *data)
150: {
151: struct cmd_choose_session_data *cdata = data;
152:
1.7 nicm 153: cdata->client->references--;
1.5 nicm 154: xfree(cdata->template);
155: xfree(cdata);
1.1 nicm 156: }
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