tmux/cmd-choose-buffer.c
Tiago Cunha 5761712799 Sync OpenBSD patchset 1142:
Clean up and simplify the choose mode code, from Thomas Adam.
2012-07-04 11:01:00 +00:00

122 lines
3.0 KiB
C

/* $Id$ */
/*
* Copyright (c) 2010 Nicholas Marriott <nicm@users.sourceforge.net>
*
* 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 "tmux.h"
/*
* Enter choice mode to choose a buffer.
*/
int cmd_choose_buffer_exec(struct cmd *, struct cmd_ctx *);
void cmd_choose_buffer_callback(struct window_choose_data *);
void cmd_choose_buffer_free(struct window_choose_data *);
const struct cmd_entry cmd_choose_buffer_entry = {
"choose-buffer", NULL,
"F:t:", 0, 1,
CMD_TARGET_WINDOW_USAGE " [-F format] [template]",
0,
NULL,
NULL,
cmd_choose_buffer_exec
};
int
cmd_choose_buffer_exec(struct cmd *self, struct cmd_ctx *ctx)
{
struct args *args = self->args;
struct window_choose_data *cdata;
struct winlink *wl;
struct paste_buffer *pb;
u_int idx;
const char *template;
if (ctx->curclient == NULL) {
ctx->error(ctx, "must be run interactively");
return (-1);
}
if ((template = args_get(args, 'F')) == NULL)
template = DEFAULT_BUFFER_LIST_TEMPLATE;
if ((wl = cmd_find_window(ctx, args_get(args, 't'), NULL)) == NULL)
return (-1);
if (paste_get_top(&global_buffers) == NULL)
return (0);
if (window_pane_set_mode(wl->window->active, &window_choose_mode) != 0)
return (0);
idx = 0;
while ((pb = paste_walk_stack(&global_buffers, &idx)) != NULL) {
cdata = window_choose_data_create(ctx);
if (args->argc != 0)
cdata->action = xstrdup(args->argv[0]);
else
cdata->action = xstrdup("paste-buffer -b '%%'");
cdata->idx = idx - 1;
cdata->client->references++;
cdata->ft_template = xstrdup(template);
format_add(cdata->ft, "line", "%u", idx - 1);
format_paste_buffer(cdata->ft, pb);
window_choose_add(wl->window->active, cdata);
}
window_choose_ready(wl->window->active,
0, cmd_choose_buffer_callback, cmd_choose_buffer_free);
return (0);
}
void
cmd_choose_buffer_callback(struct window_choose_data *cdata)
{
if (cdata == NULL)
return;
if (cdata->client->flags & CLIENT_DEAD)
return;
xasprintf(&cdata->raw_format, "%u", cdata->idx);
window_choose_ctx(cdata);
}
void
cmd_choose_buffer_free(struct window_choose_data *data)
{
struct window_choose_data *cdata = data;
if (cdata == NULL)
return;
cdata->client->references--;
xfree(cdata->ft_template);
xfree(cdata->action);
xfree(cdata->raw_format);
xfree(cdata);
}