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      1 // Copyright (c) 2010 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "chrome/browser/default_encoding_combo_model.h"
      6 
      7 #include "base/utf_string_conversions.h"
      8 #include "chrome/browser/browser_process.h"
      9 #include "chrome/browser/prefs/pref_member.h"
     10 #include "chrome/browser/profiles/profile.h"
     11 #include "chrome/common/pref_names.h"
     12 #include "ui/base/l10n/l10n_util.h"
     13 #include "ui/base/l10n/l10n_util_collator.h"
     14 
     15 DefaultEncodingComboboxModel::DefaultEncodingComboboxModel() {
     16   // Initialize the vector of all sorted encodings according to current
     17   // UI locale.
     18   std::string locale = g_browser_process->GetApplicationLocale();
     19   int size = CharacterEncoding::GetSupportCanonicalEncodingCount();
     20   for (int i = 0; i < size; ++i) {
     21     sorted_encoding_list_.push_back(CharacterEncoding::EncodingInfo(
     22         CharacterEncoding::GetEncodingCommandIdByIndex(i)));
     23   }
     24   l10n_util::SortVectorWithStringKey(locale, &sorted_encoding_list_, true);
     25 }
     26 
     27 DefaultEncodingComboboxModel::~DefaultEncodingComboboxModel() {
     28 }
     29 
     30 int DefaultEncodingComboboxModel::GetItemCount() {
     31   return static_cast<int>(sorted_encoding_list_.size());
     32 }
     33 
     34 string16 DefaultEncodingComboboxModel::GetItemAt(int index) {
     35   DCHECK(index >= 0 && index < GetItemCount());
     36   return sorted_encoding_list_[index].encoding_display_name;
     37 }
     38 
     39 std::string DefaultEncodingComboboxModel::GetEncodingCharsetByIndex(int index) {
     40   DCHECK(index >= 0 && index < GetItemCount());
     41   int encoding_id = sorted_encoding_list_[index].encoding_id;
     42   return CharacterEncoding::GetCanonicalEncodingNameByCommandId(encoding_id);
     43 }
     44 
     45 int DefaultEncodingComboboxModel::GetSelectedEncodingIndex(Profile* profile) {
     46   StringPrefMember current_encoding_string;
     47   current_encoding_string.Init(prefs::kDefaultCharset,
     48                                profile->GetPrefs(),
     49                                NULL);
     50   const std::string current_encoding = current_encoding_string.GetValue();
     51   for (int i = 0; i < GetItemCount(); ++i) {
     52     if (GetEncodingCharsetByIndex(i) == current_encoding)
     53       return i;
     54   }
     55 
     56   return 0;
     57 }
     58