Implement restart on Idle for Kiosk Mode.

chrome/browser/ui/webui/chromeos/retail_mode_logout_dialog.cc

+// Copyright (c) 2012 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/ui/webui/chromeos/retail_mode_logout_dialog.h"
+
+#include <string>
+#include <vector>
+
+#include "base/bind.h"
+#include "base/bind_helpers.h"
+#include "base/json/json_reader.h"
+#include "base/utf_string_conversions.h"
+#include "base/values.h"
+#include "chrome/browser/chromeos/dbus/dbus_thread_manager.h"
+#include "chrome/browser/chromeos/dbus/power_manager_client.h"
+#include "chrome/browser/profiles/profile.h"
+#include "chrome/browser/ui/browser.h"
+#include "chrome/browser/ui/browser_list.h"
+#include "chrome/browser/ui/browser_dialogs.h"
+#include "chrome/browser/ui/dialog_style.h"
+#include "chrome/browser/ui/tab_contents/core_tab_helper.h"
+#include "chrome/browser/ui/tab_contents/tab_contents_wrapper.h"
+#include "chrome/browser/ui/webui/chrome_web_ui_data_source.h"
+#include "chrome/browser/ui/webui/html_dialog_ui.h"
+#include "chrome/common/logging_chrome.h"
+#include "chrome/common/url_constants.h"
+#include "content/browser/renderer_host/render_view_host.h"
+#include "content/public/browser/render_process_host.h"
+#include "content/public/browser/web_contents.h"
+#include "content/public/browser/web_ui_message_handler.h"
+#include "content/public/common/result_codes.h"
+#include "grit/browser_resources.h"
+#include "grit/generated_resources.h"
+#include "ui/base/l10n/l10n_util.h"
+
+using content::WebContents;
+using content::WebUIMessageHandler;
+
+namespace {
+
+// Global singleton instance of our dialog class.
+RetailModeLogoutDialog* g_instance = NULL;
+// Height/Width of the logout dialog.
+const int kRetailModeLogoutDialogWidth = 400;
+const int kRetailModeLogoutDialogHeight = 120;
+
+}  // namespace
+
+////////////////////////////////////////////////////////////////////////////////
+// RetailModeLogoutDialogHandler
+
+class RetailModeLogoutDialogHandler : public content::WebUIMessageHandler {
+ public:
+  explicit RetailModeLogoutDialogHandler() {}
+  virtual void RegisterMessages() OVERRIDE;
+  void CloseDialog();
+
+ private:
+  void RequestRestart(const base::ListValue*);
+
+  content::WebContents* contents_;
+
+  DISALLOW_COPY_AND_ASSIGN(RetailModeLogoutDialogHandler);
+};
+
+////////////////////////////////////////////////////////////////////////////////
+// RetailModeLogoutDialog public static methods
+
+void RetailModeLogoutDialog::ShowRetailModeLogoutDialog() {
+  if (g_instance)
+    return;
+  g_instance = new RetailModeLogoutDialog();
+  g_instance->ShowDialog();
+}
+
+void RetailModeLogoutDialog::CloseRetailModeLogoutDialog() {
+  if (g_instance)
+    g_instance->CloseDialog();
+}
+
+////////////////////////////////////////////////////////////////////////////////
+// RetailModeLogoutDialog private methods
+
+RetailModeLogoutDialog::RetailModeLogoutDialog()
+    : contents_(NULL), handler_(NULL) {
+}
+
+RetailModeLogoutDialog::~RetailModeLogoutDialog() {
+}
+
+void RetailModeLogoutDialog::ShowDialog() {
+  Browser* browser = BrowserList::GetLastActive();
+  DCHECK(browser);
+  handler_ = new RetailModeLogoutDialogHandler();
+  browser->BrowserShowHtmlDialog(this, NULL, STYLE_GENERIC);
+}
+
+void RetailModeLogoutDialog::CloseDialog() {
+  contents_ = NULL;
+  handler_->CloseDialog();
+}
+
+////////////////////////////////////////////////////////////////////////////////
+// Overridden from HtmlDialogUIDelegate
+ui::ModalType RetailModeLogoutDialog::GetDialogModalType() const {
+  return ui::MODAL_TYPE_WINDOW;
+}
+
+string16 RetailModeLogoutDialog::GetDialogTitle() const {
+  return string16();
+}
+
+GURL RetailModeLogoutDialog::GetDialogContentURL() const {
+  return GURL(chrome::kChromeUIRetailModeLogoutDialogURL);
+}
+
+void RetailModeLogoutDialog::GetWebUIMessageHandlers(
+  std::vector<WebUIMessageHandler*>* handlers) const {
+  handlers->push_back(handler_);
+}
+
+void RetailModeLogoutDialog::GetDialogSize(gfx::Size* size) const {
+  size->SetSize(kRetailModeLogoutDialogWidth, kRetailModeLogoutDialogHeight);
+}
+
+std::string RetailModeLogoutDialog::GetDialogArgs() const {
+  return std::string();
+}
+
+void RetailModeLogoutDialog::OnDialogClosed(const std::string& json_retval) {
+  g_instance = NULL;
+  delete this;
+}
+
+void RetailModeLogoutDialog::OnCloseContents(WebContents* source,
+                                             bool* out_close_dialog) {
+  NOTIMPLEMENTED();
+}
+
+bool RetailModeLogoutDialog::ShouldShowDialogTitle() const {
+  return false;
+}
+
+////////////////////////////////////////////////////////////////////////////////
+// RetailModeLogoutDialogUI methods
+
+RetailModeLogoutDialogUI::RetailModeLogoutDialogUI(content::WebUI* web_ui)
+    : HtmlDialogUI(web_ui) {
+  ChromeWebUIDataSource* source =
+      new ChromeWebUIDataSource(chrome::kChromeUIRetailModeLogoutDialogHost);
+
+  source->AddLocalizedString("title", IDS_RETAIL_MODE_LOGOUT_TITLE);
+  source->AddLocalizedString("warning", IDS_RETAIL_MODE_LOGOUT_WARNING);
+
+  source->set_json_path("strings.js");
+
+  source->add_resource_path("retail_mode_logout_dialog.js",
+                            IDR_RETAIL_MODE_LOGOUT_DIALOG_JS);
+  source->add_resource_path("retail_mode_logout_dialog.css",
+                            IDR_RETAIL_MODE_LOGOUT_DIALOG_CSS);
+
+  source->set_default_resource(IDR_RETAIL_MODE_LOGOUT_DIALOG_HTML);
+
+  Profile* profile = Profile::FromWebUI(web_ui);
+  profile->GetChromeURLDataManager()->AddDataSource(source);
+}
+
+////////////////////////////////////////////////////////////////////////////////
+// RetailModeLogoutDialogHandler methods
+
+void RetailModeLogoutDialogHandler::RegisterMessages() {
+  web_ui()->RegisterMessageCallback("requestRestart",
+      base::Bind(&RetailModeLogoutDialogHandler::RequestRestart,
+                 base::Unretained(this)));
+}
+
+void RetailModeLogoutDialogHandler::CloseDialog() {
+  static_cast<HtmlDialogUI*>(web_ui()->GetController())->CloseDialog(NULL);
+}
+
+void RetailModeLogoutDialogHandler::RequestRestart(const base::ListValue*) {
+  chromeos::PowerManagerClient* power_manager =
+      chromeos::DBusThreadManager::Get()->GetPowerManagerClient();
+
+  power_manager->RequestRestart();
+}