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         cmd_choose_buffer_exec
  39 };
  40
  41 enum cmd_retval
  42 cmd_choose_buffer_exec(struct cmd *self, struct cmd_q *cmdq)
  43 {
  44         struct args                     *args = self->args;
  45         struct client                   *c;
  46         struct window_choose_data       *cdata;
  47         struct winlink                  *wl;
  48         struct paste_buffer             *pb;
  49         char                            *action, *action_data;
  50         const char                      *template;
  51         u_int                            idx;
  52
  53         if ((c = cmd_current_client(cmdq)) == NULL) {
  54                 cmdq_error(cmdq, "no client available");
  55                 return (CMD_RETURN_ERROR);
  56         }
  57
  58         if ((template = args_get(args, 'F')) == NULL)
  59                 template = CHOOSE_BUFFER_TEMPLATE;
  60
  61         if ((wl = cmd_find_window(cmdq, args_get(args, 't'), NULL)) == NULL)
  62                 return (CMD_RETURN_ERROR);
  63
  64         if (paste_get_top(&global_buffers) == NULL)
  65                 return (CMD_RETURN_NORMAL);
  66
  67         if (window_pane_set_mode(wl->window->active, &window_choose_mode) != 0)
  68                 return (CMD_RETURN_NORMAL);
  69
  70         if (args->argc != 0)
  71                 action = xstrdup(args->argv[0]);
  72         else
  73                 action = xstrdup("paste-buffer -b '%%'");
  74
  75         idx = 0;
  76         while ((pb = paste_walk_stack(&global_buffers, &idx)) != NULL) {
  77                 cdata = window_choose_data_create(TREE_OTHER, c, c->session);
  78                 cdata->idx = idx - 1;
  79
  80                 cdata->ft_template = xstrdup(template);
  81                 format_add(cdata->ft, "line", "%u", idx - 1);
  82                 format_paste_buffer(cdata->ft, pb);
  83
  84                 xasprintf(&action_data, "%u", idx - 1);
  85                 cdata->command = cmd_template_replace(action, action_data, 1);
  86                 free(action_data);
  87
  88                 window_choose_add(wl->window->active, cdata);
  89         }
  90         free(action);
  91
  92         window_choose_ready(wl->window->active, 0, NULL);
  93
  94         return (CMD_RETURN_NORMAL);
  95 }