Annotation of src/usr.bin/tmux/cmd-choose-session.c, Revision 1.9
1.9 ! nicm 1: /* $OpenBSD: cmd-choose-session.c,v 1.8 2009/10/10 10:02:48 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,
1.5 nicm 36: CMD_TARGET_WINDOW_USAGE " [template]",
1.9 ! nicm 37: CMD_ARG01, "",
1.1 nicm 38: cmd_target_init,
39: cmd_target_parse,
40: cmd_choose_session_exec,
41: cmd_target_free,
42: cmd_target_print
43: };
44:
45: struct cmd_choose_session_data {
1.7 nicm 46: struct client *client;
1.5 nicm 47: char *template;
1.1 nicm 48: };
49:
50: int
51: cmd_choose_session_exec(struct cmd *self, struct cmd_ctx *ctx)
52: {
53: struct cmd_target_data *data = self->data;
54: struct cmd_choose_session_data *cdata;
55: struct winlink *wl;
56: struct session *s;
1.8 nicm 57: struct session_group *sg;
1.1 nicm 58: u_int i, idx, cur;
1.8 nicm 59: char tmp[64];
1.1 nicm 60:
61: if (ctx->curclient == NULL) {
62: ctx->error(ctx, "must be run interactively");
63: return (-1);
64: }
65:
66: if ((wl = cmd_find_window(ctx, data->target, NULL)) == NULL)
67: return (-1);
68:
69: if (window_pane_set_mode(wl->window->active, &window_choose_mode) != 0)
70: return (0);
71:
72: cur = idx = 0;
73: for (i = 0; i < ARRAY_LENGTH(&sessions); i++) {
74: s = ARRAY_ITEM(&sessions, i);
75: if (s == NULL)
76: continue;
77: if (s == ctx->curclient->session)
78: cur = idx;
79: idx++;
80:
1.8 nicm 81: sg = session_group_find(s);
82: if (sg == NULL)
83: *tmp = '\0';
84: else {
85: idx = session_group_index(sg);
86: xsnprintf(tmp, sizeof tmp, " (group %u)", idx);
87: }
88:
1.1 nicm 89: window_choose_add(wl->window->active, i,
1.8 nicm 90: "%s: %u windows [%ux%u]%s%s", s->name,
1.1 nicm 91: winlink_count(&s->windows), s->sx, s->sy,
1.8 nicm 92: tmp, s->flags & SESSION_UNATTACHED ? "" : " (attached)");
1.1 nicm 93: }
94:
95: cdata = xmalloc(sizeof *cdata);
1.5 nicm 96: if (data->arg != NULL)
97: cdata->template = xstrdup(data->arg);
98: else
99: cdata->template = xstrdup("switch-client -t '%%'");
1.7 nicm 100: cdata->client = ctx->curclient;
101: cdata->client->references++;
1.1 nicm 102:
1.5 nicm 103: window_choose_ready(wl->window->active,
104: cur, cmd_choose_session_callback, cmd_choose_session_free, cdata);
1.1 nicm 105:
106: return (0);
107: }
108:
109: void
110: cmd_choose_session_callback(void *data, int idx)
111: {
112: struct cmd_choose_session_data *cdata = data;
1.5 nicm 113: struct session *s;
114: struct cmd_list *cmdlist;
115: struct cmd_ctx ctx;
116: char *template, *cause;
117:
118: if (idx == -1)
119: return;
1.7 nicm 120: if (cdata->client->flags & CLIENT_DEAD)
1.5 nicm 121: return;
122:
123: if ((u_int) idx > ARRAY_LENGTH(&sessions) - 1)
124: return;
125: s = ARRAY_ITEM(&sessions, idx);
126: if (s == NULL)
127: return;
128: template = cmd_template_replace(cdata->template, s->name, 1);
129:
130: if (cmd_string_parse(template, &cmdlist, &cause) != 0) {
131: if (cause != NULL) {
132: *cause = toupper((u_char) *cause);
1.7 nicm 133: status_message_set(cdata->client, "%s", cause);
1.5 nicm 134: xfree(cause);
1.1 nicm 135: }
1.5 nicm 136: xfree(template);
137: return;
1.1 nicm 138: }
1.5 nicm 139: xfree(template);
140:
141: ctx.msgdata = NULL;
1.7 nicm 142: ctx.curclient = cdata->client;
1.5 nicm 143:
144: ctx.error = key_bindings_error;
145: ctx.print = key_bindings_print;
146: ctx.info = key_bindings_info;
147:
148: ctx.cmdclient = NULL;
149:
150: cmd_list_exec(cmdlist, &ctx);
151: cmd_list_free(cmdlist);
152: }
153:
154: void
155: cmd_choose_session_free(void *data)
156: {
157: struct cmd_choose_session_data *cdata = data;
158:
1.7 nicm 159: cdata->client->references--;
1.5 nicm 160: xfree(cdata->template);
161: xfree(cdata);
1.1 nicm 162: }
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