Implement the 'Clear Browser Data' dom-ui overlay....

chrome/browser/dom_ui/clear_browser_data_handler.cc

 // Copyright (c) 2010 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/clear_browser_data_handler.h"
 
 #include "app/l10n_util.h"
 #include "base/basictypes.h"
 #include "base/values.h"
+#include "chrome/browser/pref_service.h"
+#include "chrome/browser/profile.h"
+#include "chrome/common/pref_names.h"
 #include "grit/chromium_strings.h"
 #include "grit/generated_resources.h"
+#include "grit/locale_settings.h"
 
 ClearBrowserDataHandler::ClearBrowserDataHandler() {
 }
 
 ClearBrowserDataHandler::~ClearBrowserDataHandler() {
 }
 
 void ClearBrowserDataHandler::GetLocalizedValues(
     DictionaryValue* localized_strings) {
   DCHECK(localized_strings);
   localized_strings->SetString(L"clearBrowsingDataTitle",
       l10n_util::GetString(IDS_CLEAR_BROWSING_DATA_TITLE));
+  localized_strings->SetString(L"clearBrowsingDataLabel",
+      l10n_util::GetString(IDS_CLEAR_BROWSING_DATA_LABEL));
+  localized_strings->SetString(L"clearBrowsingDataTimeLabel",
+      l10n_util::GetString(IDS_CLEAR_BROWSING_DATA_TIME_LABEL));
+  localized_strings->SetString(L"deleteBrowsingHistoryCheckbox",
+      l10n_util::GetString(IDS_DEL_BROWSING_HISTORY_CHKBOX));
+  localized_strings->SetString(L"deleteDownloadHistoryCheckbox",
+      l10n_util::GetString(IDS_DEL_DOWNLOAD_HISTORY_CHKBOX));
+  localized_strings->SetString(L"deleteCacheCheckbox",
+      l10n_util::GetString(IDS_DEL_CACHE_CHKBOX));
+  localized_strings->SetString(L"deleteCookiesCheckbox",
+      l10n_util::GetString(IDS_DEL_COOKIES_CHKBOX));
+  localized_strings->SetString(L"deletePasswordsCheckbox",
+      l10n_util::GetString(IDS_DEL_PASSWORDS_CHKBOX));
+  localized_strings->SetString(L"deleteFormDataCheckbox",
+      l10n_util::GetString(IDS_DEL_FORM_DATA_CHKBOX));
+  localized_strings->SetString(L"clearBrowsingDataCommit",
+      l10n_util::GetString(IDS_CLEAR_BROWSING_DATA_COMMIT));
+  localized_strings->SetString(L"flashStorageSettings",
+      l10n_util::GetString(IDS_FLASH_STORAGE_SETTINGS));
+  localized_strings->SetString(L"flash_storage_url",
+      l10n_util::GetString(IDS_FLASH_STORAGE_URL));
+  localized_strings->SetString(L"clearDataDeleting",
+      l10n_util::GetString(IDS_CLEAR_DATA_DELETING));
+
+  ListValue* time_list = new ListValue;
+  for (int i = 0; i < 5; i++) {
+    std::wstring label_string;
+    switch (i) {
+      case 0:
+        label_string = l10n_util::GetString(IDS_CLEAR_DATA_HOUR);
+        break;
+      case 1:
+        label_string = l10n_util::GetString(IDS_CLEAR_DATA_DAY);
+        break;
+      case 2:
+        label_string = l10n_util::GetString(IDS_CLEAR_DATA_WEEK);
+        break;
+      case 3:
+        label_string = l10n_util::GetString(IDS_CLEAR_DATA_4WEEKS);
+        break;
+      case 4:
+        label_string = l10n_util::GetString(IDS_CLEAR_DATA_EVERYTHING);
+        break;
+    }
+    ListValue* option = new ListValue();
+    option->Append(Value::CreateIntegerValue(i));
+    option->Append(Value::CreateStringValue(label_string));
+    time_list->Append(option);
+  }
+  localized_strings->Set(L"clearBrowsingDataTimeList", time_list);
 }
 
+void ClearBrowserDataHandler::RegisterMessages() {
+  // Setup handlers specific to this panel.
+  DCHECK(dom_ui_);
+  dom_ui_->RegisterMessageCallback("performClearBrowserData",
+      NewCallback(this, &ClearBrowserDataHandler::HandleClearBrowserData));
+}
+
+void ClearBrowserDataHandler::HandleClearBrowserData(const Value* value) {
+  Profile *profile = dom_ui_->GetProfile();
+  PrefService *prefs = profile->GetPrefs();
+
+  int remove_mask = 0;
+  if (prefs->GetBoolean(prefs::kDeleteBrowsingHistory))
+    remove_mask |= BrowsingDataRemover::REMOVE_HISTORY;
+  if (prefs->GetBoolean(prefs::kDeleteDownloadHistory))
+    remove_mask |= BrowsingDataRemover::REMOVE_DOWNLOADS;
+  if (prefs->GetBoolean(prefs::kDeleteCache))
+    remove_mask |= BrowsingDataRemover::REMOVE_CACHE;
+  if (prefs->GetBoolean(prefs::kDeleteCookies))
+    remove_mask |= BrowsingDataRemover::REMOVE_COOKIES;
+  if (prefs->GetBoolean(prefs::kDeletePasswords))
+    remove_mask |= BrowsingDataRemover::REMOVE_PASSWORDS;
+  if (prefs->GetBoolean(prefs::kDeleteFormData))
+    remove_mask |= BrowsingDataRemover::REMOVE_FORM_DATA;
+
+  int period_selected = prefs->GetInteger(prefs::kDeleteTimePeriod);
+
+  FundamentalValue state(true);
+  dom_ui_->CallJavascriptFunction(L"clearBrowserDataSetClearingState", state);
+
+  // BrowsingDataRemover deletes itself when done.
+  remover_ = new BrowsingDataRemover(profile,
+      static_cast<BrowsingDataRemover::TimePeriod>(period_selected),
+      base::Time());
+  remover_->AddObserver(this);

[zel, 2010/07/23 01:18:14]

I don't see you removing this observer in this class' destructor. If the remover
does not finish before we close options page, we can get AV.

[csilv, 2010/07/26 19:21:52]

Done. (will be put in new CL).

+  remover_->Remove(remove_mask);
+}
+
+void ClearBrowserDataHandler::OnBrowsingDataRemoverDone() {
+  // No need to remove ourselves as an observer as BrowsingDataRemover deletes
+  // itself after we return.
+  remover_ = NULL;
+  DCHECK(dom_ui_);
+  dom_ui_->CallJavascriptFunction(L"clearBrowserDataDismiss");
+}
+