Index: chrome/browser/chromeos/locale_change_guard.cc |
diff --git a/chrome/browser/chromeos/locale_change_guard.cc b/chrome/browser/chromeos/locale_change_guard.cc |
new file mode 100644 |
index 0000000000000000000000000000000000000000..f875cdf5745de25f8fd96c7027636f6995e23625 |
--- /dev/null |
+++ b/chrome/browser/chromeos/locale_change_guard.cc |
@@ -0,0 +1,134 @@ |
+// 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/chromeos/locale_change_guard.h" |
+ |
+#include "app/l10n_util.h" |
+#include "base/utf_string_conversions.h" |
+#include "chrome/app/chrome_command_ids.h" |
+#include "chrome/browser/browser_process.h" |
+#include "chrome/browser/metrics/user_metrics.h" |
+#include "chrome/browser/prefs/pref_service.h" |
+#include "chrome/browser/tab_contents/tab_contents.h" |
+#include "chrome/browser/ui/browser.h" |
+#include "chrome/common/pref_names.h" |
+#include "grit/app_resources.h" |
+#include "grit/generated_resources.h" |
+ |
+namespace { |
+ |
+base::LazyInstance<chromeos::LocaleChangeGuard> g_locale_change_guard( |
+ base::LINKER_INITIALIZED); |
+ |
+} // namespace |
+ |
+namespace chromeos { |
+ |
+LocaleChangeGuard::LocaleChangeGuard() |
+ : profile_id_(Profile::InvalidProfileId), |
+ tab_contents_(NULL), |
+ note_(NULL), |
+ reverted_(false) { |
+} |
+ |
+void LocaleChangeGuard::RevertLocaleChange(const ListValue* list) { |
+ reverted_ = true; |
+ UserMetrics::RecordAction(UserMetricsAction("LanguageChange_Revert")); |
+ tab_contents_->profile()->ChangeApplicationLocale(from_locale_, true); |
+ PrefService* prefs = tab_contents_->profile()->GetPrefs(); |
+ if (prefs) { |
+ prefs->SetString(prefs::kApplicationLocaleBackup, from_locale_); |
+ prefs->ClearPref(prefs::kApplicationLocaleAccepted); |
+ prefs->ScheduleSavePersistentPrefs(); |
+ } |
+ Browser* browser = Browser::GetBrowserForController( |
+ &tab_contents_->controller(), NULL); |
+ if (browser) |
+ browser->ExecuteCommand(IDC_EXIT); |
+} |
+ |
+void LocaleChangeGuard::CheckLocaleChange(TabContents* tab_contents) { |
+ // We want notification to be shown no more than once per session. |
+ if (note_ != NULL) |
+ return; |
+ // We check profile Id because: |
+ // (1) we want to exit fast in common case when nothing should be done. |
+ // (2) on ChromeOS this guard may be invoked for a dummy profile first time. |
+ ProfileId cur_profile_id = tab_contents->profile()->GetRuntimeId(); |
+ if (cur_profile_id == profile_id_) |
+ return; |
+ profile_id_ = cur_profile_id; |
+ std::string cur_locale = g_browser_process->GetApplicationLocale(); |
brettw
2011/01/13 18:28:07
I find the functions here quite hard to follow sin
Denis Lagno
2011/01/17 14:39:41
I've created separate CL to attempt to address thi
|
+ if (cur_locale.empty()) |
+ return; |
+ PrefService* prefs = tab_contents->profile()->GetPrefs(); |
+ if (prefs == NULL) |
+ return; |
+ to_locale_ = prefs->GetString(prefs::kApplicationLocaleOverride); |
+ if (!to_locale_.empty()) { |
+ DCHECK(to_locale_ == cur_locale); |
+ return; |
+ } |
+ to_locale_ = prefs->GetString(prefs::kApplicationLocale); |
+ if (to_locale_ != cur_locale) |
+ return; |
+ from_locale_ = prefs->GetString(prefs::kApplicationLocaleBackup); |
+ if (from_locale_.empty() || from_locale_ == to_locale_) |
+ return; |
+ note_.reset(new chromeos::SystemNotification( |
+ tab_contents->profile(), |
+ new Delegate(this), |
+ IDR_DEFAULT_FAVICON, |
+ l10n_util::GetStringUTF16( |
+ IDS_OPTIONS_SETTINGS_SECTION_TITLE_LANGUAGE))); |
+ tab_contents_ = tab_contents; |
+ note_->Show( |
+ l10n_util::GetStringFUTF16( |
+ IDS_LOCALE_CHANGE_MESSAGE, |
+ l10n_util::GetDisplayNameForLocale(from_locale_, to_locale_, true), |
+ l10n_util::GetDisplayNameForLocale(to_locale_, to_locale_, true)), |
+ l10n_util::GetStringUTF16(IDS_LOCALE_CHANGE_REVERT_MESSAGE), |
+ NewCallback(this, &LocaleChangeGuard::RevertLocaleChange), |
+ true, // urgent |
+ false); // non-sticky |
+} |
+ |
+void LocaleChangeGuard::AcceptLocaleChange() { |
+ // Check whether locale has been reverted or changed. |
+ // If not: mark current locale as accepted. |
+ if (tab_contents_ == NULL) |
+ return; |
+ if (reverted_) |
+ return; |
+ PrefService* prefs = tab_contents_->profile()->GetPrefs(); |
+ if (prefs == NULL) |
+ return; |
+ std::string override_locale = |
+ prefs->GetString(prefs::kApplicationLocaleOverride); |
+ if (!override_locale.empty()) |
+ return; |
+ if (prefs->GetString(prefs::kApplicationLocale) != to_locale_) |
+ return; |
+ UserMetrics::RecordAction(UserMetricsAction("LanguageChange_Accept")); |
+ prefs->SetString(prefs::kApplicationLocaleBackup, to_locale_); |
+ prefs->SetString(prefs::kApplicationLocaleAccepted, to_locale_); |
+ prefs->ScheduleSavePersistentPrefs(); |
+} |
+ |
+// static |
+void LocaleChangeGuard::Check(TabContents* tab_contents) { |
+ g_locale_change_guard.Get().CheckLocaleChange(tab_contents); |
+} |
+ |
+void LocaleChangeGuard::Delegate::Close(bool by_user) { |
+ if (by_user) |
+ master_->AcceptLocaleChange(); |
+} |
+ |
+std::string LocaleChangeGuard::Delegate::id() const { |
+ // Arbitrary unique Id. |
+ return "8c386938-1e3f-11e0-ac7b-18a90520e2e5"; |
+} |
+ |
+} // namespace chromeos |