ROX-Filer/src/i18n.c

   1 /*
   2  * ROX-Filer, filer for the ROX desktop project
   3  * Copyright (C) 2006, Thomas Leonard and others (see changelog for details).
   4  *
   5  * This program is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License as published by the Free
   7  * Software Foundation; either version 2 of the License, or (at your option)
   8  * any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful, but WITHOUT
  11  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  12  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  13  * more details.
  14  *
  15  * You should have received a copy of the GNU General Public License along with
  16  * this program; if not, write to the Free Software Foundation, Inc., 59 Temple
  17  * Place, Suite 330, Boston, MA  02111-1307  USA
  18  */
  19
  20 #include "config.h"
  21
  22 #include <stdio.h>
  23 #include <stdlib.h>
  24 #include <errno.h>
  25 #include <string.h>
  26 #ifdef HAVE_LIBINTL_H
  27 #include <libintl.h>
  28 #endif
  29
  30 #include "global.h"
  31
  32 #include "support.h"
  33 #include "choices.h"
  34 #include "options.h"
  35 #include "i18n.h"
  36 #include "gui_support.h"
  37 #include "main.h"
  38
  39 #define MESSAGE _("Note that you must save your choices "               \
  40                   "and restart the filer for the new language "         \
  41                   "setting to take full effect.")
  42
  43 /* Two/five-char country_territory code, or NULL */
  44 char *current_lang = NULL;
  45
  46 /****************************************************************
  47  *                      EXTERNAL INTERFACE                      *
  48  ****************************************************************/
  49
  50
  51 /* Set things up for internationalisation */
  52 void i18n_init(void)
  53 {
  54         const char *lang;
  55
  56         gtk_set_locale();
  57
  58 #ifdef HAVE_LIBINTL_H
  59         gchar *path = g_strdup_printf("%s/Messages", app_dir);
  60         bindtextdomain("ROX-Filer", path);
  61         g_free(path);
  62 #endif
  63
  64         /* This is a hang-over from when we did translations ourselves.
  65          * Maybe we can get this info from the gettext library?
  66          */
  67         lang = getenv("LANG");
  68         if (lang)
  69         {
  70                 const char *end;
  71
  72                 /* Extract the language code from the locale name.
  73                  * language[_territory][.codeset][@modifier]
  74                  */
  75
  76                 end = strchr(lang, '.');
  77                 if (!end)
  78                         end = strchr(lang, '@');
  79                 if (end)
  80                         current_lang = g_strndup(lang, end - lang);
  81                 else
  82                         current_lang = g_strdup(lang);
  83         }
  84 }
  85
  86 /* These two stolen from dia :-).
  87  * Slight modification though: '>' means 'same as above' so that
  88  * if a translation is missing it doesn't muck up the whole menu structure!
  89  */
  90 GtkItemFactoryEntry *translate_entries(GtkItemFactoryEntry *entries, gint n)
  91 {
  92         guchar  *first = NULL, *second = NULL;  /* Previous menu, submenu */
  93         gint i;
  94         GtkItemFactoryEntry *ret;
  95
  96         ret = g_malloc(sizeof(GtkItemFactoryEntry) * n);
  97         for (i = 0; i < n; i++)
  98         {
  99                 const gchar     *from = entries[i].path;
 100                 gchar   *trans, *slash;
 101                 int     indent;
 102
 103                 if (from[0] == '>')
 104                 {
 105                         if (from[1] == '>')
 106                                 indent = 2;
 107                         else
 108                                 indent = 1;
 109                 }
 110                 else
 111                         indent = 0;
 112
 113                 if (from[indent])
 114                         from = _(from + indent);
 115                 else
 116                         from = "";
 117
 118                 if (indent == 0)
 119                         trans = g_strdup_printf("/%s", from);
 120                 else if (indent == 1)
 121                         trans = g_strdup_printf("/%s/%s", first, from);
 122                 else
 123                         trans = g_strdup_printf("/%s/%s/%s",
 124                                         first, second, from);
 125
 126                 ret[i].path = trans;
 127
 128                 g_free(first);
 129                 null_g_free(&second);
 130
 131                 trans++;
 132                 slash = strchr(trans, '/');
 133                 if (slash)
 134                 {
 135                         first = g_strndup(trans, slash - trans);
 136                         trans = slash + 1;
 137
 138                         slash = strchr(trans, '/');
 139                         if (slash)
 140                                 second = g_strndup(trans, slash - trans);
 141                         else
 142                                 second = g_strdup(trans);
 143                 }
 144                 else
 145                         first = g_strdup(trans);
 146
 147                 /* accelerator and item_type are not duped, only referenced */
 148                 ret[i].accelerator = entries[i].accelerator;
 149                 ret[i].callback = entries[i].callback;
 150                 ret[i].callback_action = entries[i].callback_action;
 151                 ret[i].item_type = entries[i].item_type;
 152                 ret[i].extra_data = entries[i].extra_data;
 153         }
 154
 155         g_free(first);
 156         g_free(second);
 157
 158         return ret;
 159 }
 160
 161 void free_translated_entries(GtkItemFactoryEntry *entries, gint n)
 162 {
 163         gint i;
 164
 165         for (i=0; i<n; i++)
 166                 g_free(entries[i].path);
 167         g_free(entries);
 168 }