Implement restart on Idle for Kiosk Mode.

chrome/browser/ui/webui/chromeos/kiosk_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/kiosk_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/browser/webui/web_ui.h"
+#include "content/public/browser/render_process_host.h"
+#include "content/public/browser/web_contents.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 {

[xiyuan, 2012/01/20 18:23:44]

nit: insert blank lines before and after code block in namespace per style
guide.

namespace {
<blank>
...
<blank>
}  // namespace

http://google-styleguide.googlecode.com/svn/trunk/cppguide.xml#Namespaces

[rkc, 2012/01/26 03:37:23]

Done.

+KioskModeLogoutDialog* g_instance = NULL;
+const int kKioskModeLogoutDialogWidth = 400;
+const int kKioskModeLogoutDialogHeight = 120;
+}
+
+namespace browser {
+
+void ShowKioskModeLogoutDialog() {
+  KioskModeLogoutDialog::ShowKioskModeLogoutDialog();
+}
+
+void CloseKioskModeLogoutDialog() {
+  KioskModeLogoutDialog::CloseKioskModeLogoutDialog();
+}
+
+}  // namespace browser
+
+////////////////////////////////////////////////////////////////////////////////
+// KioskModeLogoutDialog public static methods
+
+void KioskModeLogoutDialog::ShowKioskModeLogoutDialog() {
+  if (g_instance)
+    return;
+  g_instance = new KioskModeLogoutDialog();
+  g_instance->ShowDialog();
+}
+
+void KioskModeLogoutDialog::CloseKioskModeLogoutDialog() {
+  if (g_instance)
+    g_instance->CloseDialog();
+}
+
+////////////////////////////////////////////////////////////////////////////////
+// KioskModeLogoutDialog private methods
+
+KioskModeLogoutDialog::KioskModeLogoutDialog()
+      : contents_(NULL), handler_(NULL) {
+}
+
+KioskModeLogoutDialog::~KioskModeLogoutDialog() {
+}
+
+void KioskModeLogoutDialog::ShowDialog() {
+  Browser* browser = BrowserList::GetLastActive();
+  DCHECK(browser);
+  handler_ = new KioskModeLogoutDialogHandler();
+  browser->BrowserShowHtmlDialog(this, NULL, STYLE_GENERIC);
+}
+
+void KioskModeLogoutDialog::CloseDialog() {
+  contents_ = NULL;
+  handler_->CloseDialog();
+}
+
+////////////////////////////////////////////////////////////////////////////////
+// Overridden from HtmlDialogUIDelegate
+ui::ModalType KioskModeLogoutDialog::GetDialogModalType() const {
+  return ui::MODAL_TYPE_WINDOW;
+}
+
+string16 KioskModeLogoutDialog::GetDialogTitle() const {
+  return string16();
+}
+
+GURL KioskModeLogoutDialog::GetDialogContentURL() const {
+  return GURL(chrome::kChromeUIKioskModeLogoutDialogURL);
+}
+
+void KioskModeLogoutDialog::GetWebUIMessageHandlers(
+    std::vector<WebUIMessageHandler*>* handlers) const {
+    handlers->push_back(handler_);

[xiyuan, 2012/01/20 18:23:44]

nit: fix indent

[rkc, 2012/01/26 03:37:23]

Done.

+}
+
+void KioskModeLogoutDialog::GetDialogSize(gfx::Size* size) const {
+  size->SetSize(kKioskModeLogoutDialogWidth, kKioskModeLogoutDialogHeight);
+}
+
+std::string KioskModeLogoutDialog::GetDialogArgs() const {
+  return std::string();
+}
+
+void KioskModeLogoutDialog::OnDialogClosed(const std::string& json_retval) {
+  g_instance = NULL;
+  delete this;
+}
+
+void KioskModeLogoutDialog::OnCloseContents(WebContents* source,
+                                         bool* out_close_dialog) {

[xiyuan, 2012/01/20 18:23:44]

nit: align with the first arg

[rkc, 2012/01/26 03:37:23]

Done.

+  NOTIMPLEMENTED();
+}
+
+bool KioskModeLogoutDialog::ShouldShowDialogTitle() const {
+  return false;
+}
+
+

[flackr, 2012/01/20 16:16:58]

nit: Remove extra newline.

[rkc, 2012/01/26 03:37:23]

Done.

+////////////////////////////////////////////////////////////////////////////////
+// KioskModeLogoutDialogHandler methods
+
+void KioskModeLogoutDialogHandler::RegisterMessages() {
+  web_ui()->RegisterMessageCallback("requestRestart",
+      base::Bind(&KioskModeLogoutDialogHandler::RequestRestart,
+                 base::Unretained(this)));
+}
+
+void KioskModeLogoutDialogHandler::CloseDialog() {
+  static_cast<HtmlDialogUI*>(web_ui()->GetController())->CloseDialog(NULL);
+}
+
+void KioskModeLogoutDialogHandler::RequestRestart(const base::ListValue*) {
+  chromeos::PowerManagerClient* power_manager =
+      chromeos::DBusThreadManager::Get()->GetPowerManagerClient();
+
+  power_manager->RequestRestart();
+}
+
+////////////////////////////////////////////////////////////////////////////////
+// KioskModeLogoutDialogUI methods
+
+KioskModeLogoutDialogUI::KioskModeLogoutDialogUI(content::WebUI* web_ui)
+    : HtmlDialogUI(web_ui) {
+  ChromeWebUIDataSource* source =
+      new ChromeWebUIDataSource(chrome::kChromeUIKioskModeLogoutDialogHost);
+
+  source->AddLocalizedString("title", IDS_KIOSK_MODE_LOGOUT_TITLE);
+  source->AddLocalizedString("warning", IDS_KIOSK_MODE_LOGOUT_WARNING);
+
+  source->set_json_path("strings.js");
+  source->add_resource_path("kiosk_mode_logout_dialog.js",
+                            IDR_KIOSK_MODE_LOGOUT_DIALOG_JS);
+  source->add_resource_path("kiosk_mode_logout_dialog.css",
+                            IDR_KIOSK_MODE_LOGOUT_DIALOG_CSS);
+  source->set_default_resource(IDR_KIOSK_MODE_LOGOUT_DIALOG_HTML);
+
+  Profile* profile = Profile::FromWebUI(web_ui);
+  profile->GetChromeURLDataManager()->AddDataSource(source);
+}