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// Copyright (c) 2011 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/dom_ui/options/font_settings_handler.h"
#include <string>
#include "app/l10n_util.h"
#include "base/basictypes.h"
#include "base/string_number_conversions.h"
#include "base/string_util.h"
#include "base/values.h"
#include "chrome/browser/character_encoding.h"
#include "chrome/browser/dom_ui/options/dom_options_util.h"
#include "chrome/browser/dom_ui/options/font_settings_utils.h"
#include "chrome/browser/prefs/pref_service.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/common/notification_details.h"
#include "chrome/common/notification_type.h"
#include "chrome/common/pref_names.h"
#include "grit/chromium_strings.h"
#include "grit/generated_resources.h"
FontSettingsHandler::FontSettingsHandler() {
}
FontSettingsHandler::~FontSettingsHandler() {
}
void FontSettingsHandler::GetLocalizedValues(
DictionaryValue* localized_strings) {
DCHECK(localized_strings);
localized_strings->SetString("fontSettingsTitle",
l10n_util::GetStringUTF16(IDS_FONT_LANGUAGE_SETTING_FONT_TAB_TITLE));
localized_strings->SetString("fontSettingsStandard",
l10n_util::GetStringUTF16(
IDS_FONT_LANGUAGE_SETTING_FONT_SUB_DIALOG_FONT_TITLE));
localized_strings->SetString("fontSettingsFixedWidth",
dom_options_util::StripColon(
l10n_util::GetStringUTF16(
IDS_FONT_LANGUAGE_SETTING_FONT_SELECTOR_FIXED_WIDTH_LABEL)));
localized_strings->SetString("fontSettingsMinimumSize",
l10n_util::GetStringUTF16(
IDS_FONT_LANGUAGE_SETTING_MINIMUM_FONT_SIZE_TITLE));
localized_strings->SetString("fontSettingsEncoding",
l10n_util::GetStringUTF16(
IDS_FONT_LANGUAGE_SETTING_FONT_SUB_DIALOG_ENCODING_TITLE));
localized_strings->SetString("fontSettingsSerifLabel",
l10n_util::GetStringUTF16(
IDS_FONT_LANGUAGE_SETTING_FONT_SELECTOR_SERIF_LABEL));
localized_strings->SetString("fontSettingsSansSerifLabel",
l10n_util::GetStringUTF16(
IDS_FONT_LANGUAGE_SETTING_FONT_SELECTOR_SANS_SERIF_LABEL));
localized_strings->SetString("fontSettingsSizeLabel",
l10n_util::GetStringUTF16(
IDS_FONT_LANGUAGE_SETTING_FONT_SIZE_SELECTOR_LABEL));
localized_strings->SetString("fontSettingsSizeTiny",
l10n_util::GetStringUTF16(
IDS_FONT_LANGUAGE_SETTING_FONT_SIZE_TINY));
localized_strings->SetString("fontSettingsSizeHuge",
l10n_util::GetStringUTF16(
IDS_FONT_LANGUAGE_SETTING_FONT_SIZE_HUGE));
localized_strings->SetString("fontSettingsEncodingLabel",
l10n_util::GetStringUTF16(
IDS_FONT_LANGUAGE_SETTING_FONT_DEFAULT_ENCODING_SELECTOR_LABEL));
localized_strings->SetString("fontSettingsLoremIpsum",
l10n_util::GetStringUTF16(
IDS_FONT_LANGUAGE_SETTING_LOREM_IPSUM));
// Fonts
ListValue* font_list = FontSettingsUtilities::GetFontsList();
if (font_list) localized_strings->Set("fontSettingsFontList", font_list);
// Font sizes
int font_sizes[] = { 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 20, 22, 24, 26,
28, 30, 32, 34, 36, 40, 44, 48, 56, 64, 72 };
int count = arraysize(font_sizes);
ListValue* font_size_list = new ListValue;
for (int i = 0; i < count; i++) {
ListValue* option = new ListValue();
option->Append(Value::CreateIntegerValue(font_sizes[i]));
option->Append(Value::CreateStringValue(base::IntToString(font_sizes[i])));
font_size_list->Append(option);
}
localized_strings->Set("fontSettingsFontSizeList", font_size_list);
// Miniumum font size
int minimum_font_sizes[] = { 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 20, 22,
24 };
count = arraysize(minimum_font_sizes);
ListValue* minimum_font_size_list = new ListValue;
ListValue* default_option = new ListValue();
default_option->Append(Value::CreateIntegerValue(0));
default_option->Append(Value::CreateStringValue(
l10n_util::GetStringUTF16(
IDS_FONT_LANGUAGE_SETTING_NO_MINIMUM_FONT_SIZE_LABEL)));
minimum_font_size_list->Append(default_option);
for (int i = 0; i < count; i++) {
ListValue* option = new ListValue();
option->Append(Value::CreateIntegerValue(minimum_font_sizes[i]));
option->Append(
Value::CreateStringValue(base::IntToString(minimum_font_sizes[i])));
minimum_font_size_list->Append(option);
}
localized_strings->Set("fontSettingsMinimumFontSizeList",
minimum_font_size_list);
// Encodings
count = CharacterEncoding::GetSupportCanonicalEncodingCount();
ListValue* encoding_list = new ListValue;
for (int i = 0; i < count; ++i) {
int cmd_id = CharacterEncoding::GetEncodingCommandIdByIndex(i);
std::string encoding =
CharacterEncoding::GetCanonicalEncodingNameByCommandId(cmd_id);
string16 name =
CharacterEncoding::GetCanonicalEncodingDisplayNameByCommandId(cmd_id);
ListValue* option = new ListValue();
option->Append(Value::CreateStringValue(encoding));
option->Append(Value::CreateStringValue(name));
encoding_list->Append(option);
}
localized_strings->Set("fontSettingsEncodingList", encoding_list);
}
void FontSettingsHandler::Initialize() {
SetupSerifFontSample();
SetupMinimumFontSample();
SetupFixedFontSample();
}
DOMMessageHandler* FontSettingsHandler::Attach(DOMUI* dom_ui) {
// Call through to superclass.
DOMMessageHandler* handler = OptionsPageUIHandler::Attach(dom_ui);
// Perform validation for saved fonts.
DCHECK(dom_ui_);
PrefService* pref_service = dom_ui_->GetProfile()->GetPrefs();
FontSettingsUtilities::ValidateSavedFonts(pref_service);
// Register for preferences that we need to observe manually.
serif_font_.Init(prefs::kWebKitSerifFontFamily, pref_service, this);
fixed_font_.Init(prefs::kWebKitFixedFontFamily, pref_service, this);
default_font_size_.Init(prefs::kWebKitDefaultFontSize, pref_service, this);
default_fixed_font_size_.Init(prefs::kWebKitDefaultFixedFontSize,
pref_service, this);
minimum_font_size_.Init(prefs::kWebKitMinimumFontSize, pref_service, this);
// Return result from the superclass.
return handler;
}
void FontSettingsHandler::Observe(NotificationType type,
const NotificationSource& source,
const NotificationDetails& details) {
if (type == NotificationType::PREF_CHANGED) {
std::string* pref_name = Details<std::string>(details).ptr();
if (*pref_name == prefs::kWebKitSerifFontFamily ||
*pref_name == prefs::kWebKitDefaultFontSize) {
SetupSerifFontSample();
} else if (*pref_name == prefs::kWebKitFixedFontFamily ||
*pref_name == prefs::kWebKitDefaultFixedFontSize) {
SetupFixedFontSample();
} else if (*pref_name == prefs::kWebKitMinimumFontSize) {
SetupMinimumFontSample();
}
}
}
void FontSettingsHandler::SetupSerifFontSample() {
DCHECK(dom_ui_);
StringValue font_value(serif_font_.GetValue());
FundamentalValue size_value(default_font_size_.GetValue());
dom_ui_->CallJavascriptFunction(
L"FontSettings.setupSerifFontSample", font_value, size_value);
}
void FontSettingsHandler::SetupFixedFontSample() {
DCHECK(dom_ui_);
StringValue font_value(fixed_font_.GetValue());
FundamentalValue size_value(default_fixed_font_size_.GetValue());
dom_ui_->CallJavascriptFunction(
L"FontSettings.setupFixedFontSample", font_value, size_value);
}
void FontSettingsHandler::SetupMinimumFontSample() {
DCHECK(dom_ui_);
FundamentalValue size_value(minimum_font_size_.GetValue());
dom_ui_->CallJavascriptFunction(
L"FontSettings.setupMinimumFontSample", size_value);
}
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