cmd-choose-buffer.c

   1 /* $OpenBSD$ */
   2
   3 /*
   4  * Copyright (c) 2010 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>
  20
  21 #include <ctype.h>
  22 #include <stdlib.h>
  23
  24 #include "tmux.h"
  25
  26 /*
  27  * Enter choice mode to choose a buffer.
  28  */
  29
  30 enum cmd_retval  cmd_choose_buffer_exec(struct cmd *, struct cmd_q *);
  31
  32 const struct cmd_entry cmd_choose_buffer_entry = {
  33         "choose-buffer", NULL,
  34         "F:t:", 0, 1,
  35         CMD_TARGET_WINDOW_USAGE " [-F format] [template]",
  36         0,
  37         NULL,
  38         NULL,
  39         cmd_choose_buffer_exec
  40 };
  41
  42 enum cmd_retval
  43 cmd_choose_buffer_exec(struct cmd *self, struct cmd_q *cmdq)
  44 {
  45         struct args                     *args = self->args;
  46         struct client                   *c;
  47         struct window_choose_data       *cdata;
  48         struct winlink                  *wl;
  49         struct paste_buffer             *pb;
  50         char                            *action, *action_data;
  51         const char                      *template;
  52         u_int                            idx;
  53
  54         if ((c = cmd_current_client(cmdq)) == NULL) {
  55                 cmdq_error(cmdq, "no client available");
  56                 return (CMD_RETURN_ERROR);
  57         }
  58
  59         if ((template = args_get(args, 'F')) == NULL)
  60                 template = CHOOSE_BUFFER_TEMPLATE;
  61
  62         if ((wl = cmd_find_window(cmdq, args_get(args, 't'), NULL)) == NULL)
  63                 return (CMD_RETURN_ERROR);
  64
  65         if (paste_get_top(&global_buffers) == NULL)
  66                 return (CMD_RETURN_NORMAL);
  67
  68         if (window_pane_set_mode(wl->window->active, &window_choose_mode) != 0)
  69                 return (CMD_RETURN_NORMAL);
  70
  71         if (args->argc != 0)
  72                 action = xstrdup(args->argv[0]);
  73         else
  74                 action = xstrdup("paste-buffer -b '%%'");
  75
  76         idx = 0;
  77         while ((pb = paste_walk_stack(&global_buffers, &idx)) != NULL) {
  78                 cdata = window_choose_data_create(TREE_OTHER, c, c->session);
  79                 cdata->idx = idx - 1;
  80
  81                 cdata->ft_template = xstrdup(template);
  82                 format_add(cdata->ft, "line", "%u", idx - 1);
  83                 format_paste_buffer(cdata->ft, pb);
  84
  85                 xasprintf(&action_data, "%u", idx - 1);
  86                 cdata->command = cmd_template_replace(action, action_data, 1);
  87                 free(action_data);
  88
  89                 window_choose_add(wl->window->active, cdata);
  90         }
  91         free(action);
  92
  93         window_choose_ready(wl->window->active, 0, NULL);
  94
  95         return (CMD_RETURN_NORMAL);
  96 }