1 // Copyright (c) 2012 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/ui/toolbar/encoding_menu_controller.h"
6
7 #include "base/i18n/rtl.h"
8 #include "base/prefs/pref_service.h"
9 #include "base/strings/utf_string_conversions.h"
10 #include "chrome/app/chrome_command_ids.h"
11 #include "chrome/browser/browser_process.h"
12 #include "chrome/browser/character_encoding.h"
13 #include "chrome/browser/profiles/profile.h"
14 #include "chrome/common/pref_names.h"
15 #include "grit/generated_resources.h"
16 #include "ui/base/l10n/l10n_util.h"
17
18 const int EncodingMenuController::kValidEncodingIds[] = {
19 IDC_ENCODING_UTF8,
20 IDC_ENCODING_UTF16LE,
21 IDC_ENCODING_ISO88591,
22 IDC_ENCODING_WINDOWS1252,
23 IDC_ENCODING_GBK,
24 IDC_ENCODING_GB18030,
25 IDC_ENCODING_BIG5,
26 IDC_ENCODING_BIG5HKSCS,
27 IDC_ENCODING_KOREAN,
28 IDC_ENCODING_SHIFTJIS,
29 IDC_ENCODING_ISO2022JP,
30 IDC_ENCODING_EUCJP,
31 IDC_ENCODING_THAI,
32 IDC_ENCODING_ISO885915,
33 IDC_ENCODING_MACINTOSH,
34 IDC_ENCODING_ISO88592,
35 IDC_ENCODING_WINDOWS1250,
36 IDC_ENCODING_ISO88595,
37 IDC_ENCODING_WINDOWS1251,
38 IDC_ENCODING_KOI8R,
39 IDC_ENCODING_KOI8U,
40 IDC_ENCODING_ISO88597,
41 IDC_ENCODING_WINDOWS1253,
42 IDC_ENCODING_ISO88594,
43 IDC_ENCODING_ISO885913,
44 IDC_ENCODING_WINDOWS1257,
45 IDC_ENCODING_ISO88593,
46 IDC_ENCODING_ISO885910,
47 IDC_ENCODING_ISO885914,
48 IDC_ENCODING_ISO885916,
49 IDC_ENCODING_WINDOWS1254,
50 IDC_ENCODING_ISO88596,
51 IDC_ENCODING_WINDOWS1256,
52 IDC_ENCODING_ISO88598,
53 IDC_ENCODING_WINDOWS1255,
54 IDC_ENCODING_WINDOWS1258,
55 IDC_ENCODING_ISO88598I,
56 };
57
DoesCommandBelongToEncodingMenu(int id)58 bool EncodingMenuController::DoesCommandBelongToEncodingMenu(int id) {
59 if (id == IDC_ENCODING_AUTO_DETECT) {
60 return true;
61 }
62
63 for (size_t i = 0; i < arraysize(kValidEncodingIds); ++i) {
64 if (id == kValidEncodingIds[i]) {
65 return true;
66 }
67 }
68
69 return false;
70 }
71
ValidGUIEncodingIDs()72 const int* EncodingMenuController::ValidGUIEncodingIDs() {
73 return kValidEncodingIds;
74 }
75
NumValidGUIEncodingIDs()76 int EncodingMenuController::NumValidGUIEncodingIDs() {
77 return arraysize(kValidEncodingIds);
78 }
79
IsItemChecked(Profile * browser_profile,const std::string & current_tab_encoding,int item_id)80 bool EncodingMenuController::IsItemChecked(
81 Profile* browser_profile,
82 const std::string& current_tab_encoding,
83 int item_id) {
84 if (!DoesCommandBelongToEncodingMenu(item_id))
85 return false;
86
87 std::string encoding = current_tab_encoding;
88 if (encoding.empty())
89 encoding = browser_profile->GetPrefs()->GetString(prefs::kDefaultCharset);
90
91 if (item_id == IDC_ENCODING_AUTO_DETECT) {
92 return browser_profile->GetPrefs()->GetBoolean(
93 prefs::kWebKitUsesUniversalDetector);
94 }
95
96 if (!encoding.empty()) {
97 return encoding ==
98 CharacterEncoding::GetCanonicalEncodingNameByCommandId(item_id);
99 }
100
101 return false;
102 }
103
GetEncodingMenuItems(Profile * profile,EncodingMenuItemList * menu_items)104 void EncodingMenuController::GetEncodingMenuItems(Profile* profile,
105 EncodingMenuItemList* menu_items) {
106
107 DCHECK(menu_items);
108 EncodingMenuItem separator(0, base::string16());
109
110 menu_items->clear();
111 menu_items->push_back(
112 EncodingMenuItem(IDC_ENCODING_AUTO_DETECT,
113 l10n_util::GetStringUTF16(IDS_ENCODING_AUTO_DETECT)));
114 menu_items->push_back(separator);
115
116 // Create current display encoding list.
117 const std::vector<CharacterEncoding::EncodingInfo>* encodings;
118
119 // Build the list of encoding ids : It is made of the
120 // locale-dependent short list, the cache of recently selected
121 // encodings and other encodings.
122 encodings = CharacterEncoding::GetCurrentDisplayEncodings(
123 g_browser_process->GetApplicationLocale(),
124 profile->GetPrefs()->GetString(prefs::kStaticEncodings),
125 profile->GetPrefs()->GetString(prefs::kRecentlySelectedEncoding));
126 DCHECK(encodings);
127 DCHECK(!encodings->empty());
128
129 // Build up output list for menu.
130 std::vector<CharacterEncoding::EncodingInfo>::const_iterator it;
131 for (it = encodings->begin(); it != encodings->end(); ++it) {
132 if (it->encoding_id) {
133 base::string16 encoding = it->encoding_display_name;
134 base::i18n::AdjustStringForLocaleDirection(&encoding);
135 menu_items->push_back(EncodingMenuItem(it->encoding_id, encoding));
136 } else {
137 menu_items->push_back(separator);
138 }
139 }
140 }
141