tmux/cmd-display-panes.c

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/* $OpenBSD$ */
/*
* Copyright (c) 2009 Nicholas Marriott <nicholas.marriott@gmail.com>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
* IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <sys/types.h>
#include <ctype.h>
#include <stdlib.h>
#include "tmux.h"
/*
* Display panes on a client.
*/
static enum cmd_retval cmd_display_panes_exec(struct cmd *,
struct cmdq_item *);
static void cmd_display_panes_callback(struct client *,
struct window_pane *);
const struct cmd_entry cmd_display_panes_entry = {
.name = "display-panes",
.alias = "displayp",
.args = { "d:t:", 0, 1 },
.usage = "[-d duration] " CMD_TARGET_CLIENT_USAGE " [template]",
.flags = CMD_AFTERHOOK,
.exec = cmd_display_panes_exec
};
static enum cmd_retval
cmd_display_panes_exec(struct cmd *self, struct cmdq_item *item)
{
struct args *args = self->args;
struct client *c;
struct session *s;
u_int delay;
char *cause;
if ((c = cmd_find_client(item, args_get(args, 't'), 0)) == NULL)
return (CMD_RETURN_ERROR);
s = c->session;
if (c->identify_callback != NULL)
return (CMD_RETURN_NORMAL);
c->identify_callback = cmd_display_panes_callback;
if (args->argc != 0)
c->identify_callback_data = xstrdup(args->argv[0]);
else
c->identify_callback_data = xstrdup("select-pane -t '%%'");
c->identify_callback_item = item;
if (args_has(args, 'd')) {
delay = args_strtonum(args, 'd', 0, UINT_MAX, &cause);
if (cause != NULL) {
cmdq_error(item, "delay %s", cause);
free(cause);
return (CMD_RETURN_ERROR);
}
} else
delay = options_get_number(s->options, "display-panes-time");
server_client_set_identify(c, delay);
return (CMD_RETURN_WAIT);
}
static enum cmd_retval
cmd_display_panes_error(struct cmdq_item *item, void *data)
{
char *error = data;
cmdq_error(item, "%s", error);
free(error);
return (CMD_RETURN_NORMAL);
}
static void
cmd_display_panes_callback(struct client *c, struct window_pane *wp)
{
struct cmd_list *cmdlist;
struct cmdq_item *new_item;
char *cmd, *expanded, *cause;
if (wp == NULL)
goto out;
xasprintf(&expanded, "%%%u", wp->id);
cmd = cmd_template_replace(c->identify_callback_data, expanded, 1);
cmdlist = cmd_string_parse(cmd, NULL, 0, &cause);
if (cmdlist == NULL && cause != NULL)
new_item = cmdq_get_callback(cmd_display_panes_error, cause);
else if (cmdlist == NULL)
new_item = NULL;
else {
new_item = cmdq_get_command(cmdlist, NULL, NULL, 0);
cmd_list_free(cmdlist);
}
if (new_item != NULL)
cmdq_insert_after(c->identify_callback_item, new_item);
free(cmd);
free(expanded);
out:
c->identify_callback_item->flags &= ~CMDQ_WAITING;
c->identify_callback_item = NULL;
free(c->identify_callback_data);
c->identify_callback_data = NULL;
c->identify_callback = NULL;
}