ROX-Filer/src/i18n.c

   1 /*
   2  * $Id$
   3  *
   4  * ROX-Filer, filer for the ROX desktop project
   5  * Copyright (C) 2000, Thomas Leonard, <tal197@ecs.soton.ac.uk>.
   6  *
   7  * This program is free software; you can redistribute it and/or modify it
   8  * under the terms of the GNU General Public License as published by the Free
   9  * Software Foundation; either version 2 of the License, or (at your option)
  10  * any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful, but WITHOUT
  13  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  14  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  15  * more details.
  16  *
  17  * You should have received a copy of the GNU General Public License along with
  18  * this program; if not, write to the Free Software Foundation, Inc., 59 Temple
  19  * Place, Suite 330, Boston, MA  02111-1307  USA
  20  */
  21
  22 #include "config.h"
  23
  24 #include <stdio.h>
  25 #include <stdlib.h>
  26 #include <errno.h>
  27 #include <string.h>
  28 #ifdef HAVE_LOCALE_H
  29 #  include <locale.h>
  30 #endif
  31 #include <sys/stat.h>
  32 #include <unistd.h>
  33
  34 #include <gtk/gtk.h>
  35
  36 #include "support.h"
  37 #include "choices.h"
  38 #include "options.h"
  39 #include "i18n.h"
  40 #include "gui_support.h"
  41 #include "main.h"
  42
  43
  44 /****************************************************************
  45  *                      EXTERNAL INTERFACE                      *
  46  ****************************************************************/
  47
  48
  49 /* Set things up for internationalisation */
  50 void i18n_init(void)
  51 {
  52         guchar  *lang;
  53
  54         lang = getenv("LANG");
  55
  56 #ifdef HAVE_LOCALE_H
  57         setlocale(LC_ALL, "");
  58 #endif
  59
  60         if (lang)
  61         {
  62                 struct stat info;
  63                 guchar  *path;
  64
  65                 path = g_strdup_printf("%s/Messages/%s.gmo", app_dir, lang);
  66                 if (stat(path, &info) == 0)
  67                         rox_add_translations(path);
  68                 g_free(path);
  69         }
  70 }
  71
  72
  73 /****************************************************************
  74  *                      INTERNAL FUNCTIONS                      *
  75  ****************************************************************/
  76
  77
  78 /* These two stolen from dia :-).
  79  * Slight modification though: '/%s/' means 'same as above' so that
  80  * if a translation is missing it doesn't muck up the whole menu structure!
  81  */
  82 GtkItemFactoryEntry *translate_entries(GtkItemFactoryEntry *entries, gint n)
  83 {
  84         guchar  *first = NULL, *second = NULL;  /* Previous menu, submenu */
  85         gint i;
  86         GtkItemFactoryEntry *ret;
  87
  88         ret = g_malloc(sizeof(GtkItemFactoryEntry) * n);
  89         for (i = 0; i < n; i++)
  90         {
  91                 guchar  *from = entries[i].path;
  92                 guchar  *trans, *slash;
  93                 int     indent;
  94
  95                 if (from[0] == '>')
  96                 {
  97                         if (from[1] == '>')
  98                                 indent = 2;
  99                         else
 100                                 indent = 1;
 101                 }
 102                 else
 103                         indent = 0;
 104
 105                 if (from[indent])
 106                         from = _(from + indent);
 107                 else
 108                         from = "";
 109
 110                 if (indent == 0)
 111                         trans = g_strdup_printf("/%s", from);
 112                 else if (indent == 1)
 113                         trans = g_strdup_printf("/%s/%s", first, from);
 114                 else
 115                         trans = g_strdup_printf("/%s/%s/%s",
 116                                         first, second, from);
 117
 118                 ret[i].path = trans;
 119
 120                 g_free(first);
 121                 g_free(second);
 122                 second = NULL;
 123
 124                 trans++;
 125                 slash = strchr(trans, '/');
 126                 if (slash)
 127                 {
 128                         first = g_strndup(trans, slash - trans);
 129                         trans = slash + 1;
 130
 131                         slash = strchr(trans, '/');
 132                         if (slash)
 133                                 second = g_strndup(trans, slash - trans);
 134                         else
 135                                 second = g_strdup(trans);
 136                 }
 137                 else
 138                         first = g_strdup(trans);
 139
 140                 /* accelerator and item_type are not duped, only referenced */
 141                 ret[i].accelerator = entries[i].accelerator;
 142                 ret[i].callback = entries[i].callback;
 143                 ret[i].callback_action = entries[i].callback_action;
 144                 ret[i].item_type = entries[i].item_type;
 145         }
 146
 147         g_free(first);
 148         g_free(second);
 149
 150         return ret;
 151 }
 152
 153 void free_translated_entries(GtkItemFactoryEntry *entries, gint n)
 154 {
 155         gint i;
 156
 157         for (i=0; i<n; i++)
 158                 g_free(entries[i].path);
 159         g_free(entries);
 160 }
 161