Implemented skeleton of new first-run overlay UI.

UI can be enabled by 'enable-first-run-ui' flag. Currently only one
example step will be shown right after login.

BUG=269286
TBR=jochen,nkostylev

Review URL: https://chromiumcodereview.appspot.com/23604021

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@220877 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/browser_resources.grd

@@ -31,6 +31,10 @@
       <structure name="IDR_DOWNLOADS_CSS" file="resources\downloads\downloads.css" flattenhtml="true" type="chrome_html" />
       <structure name="IDR_DOWNLOADS_HTML" file="resources\downloads\downloads.html" flattenhtml="true" allowexternalscript="true" type="chrome_html" />
       <structure name="IDR_EXTENSIONS_HTML" file="resources\extensions\extensions.html" flattenhtml="true" type="chrome_html" />
+      <if expr="pp_ifdef('chromeos')">
+        <structure name="IDR_FIRST_RUN_HTML" file="resources\chromeos\first_run\first_run.html" flattenhtml="true" type="chrome_html"/>
+        <structure name="IDR_FIRST_RUN_JS" file="resources\chromeos\first_run\first_run.js" flattenhtml="true" type="chrome_html" />
+      </if>
       <structure name="IDR_HELP_CSS" file="resources\help\help.css" flattenhtml="true" type="chrome_html" />
       <structure name="IDR_HELP_HTML" file="resources\help\help.html" flattenhtml="true" type="chrome_html" />
       <structure name="IDR_HELP_CHANNEL_CHANGE_PAGE_CSS" file="resources\help\channel_change_page.css" flattenhtml="true" type="chrome_html" />

chrome/browser/chromeos/first_run/OWNERS

@@ -0,0 +1 @@
+dzhioev@chromium.org

chrome/browser/chromeos/first_run/first_run_controller.cc

@@ -0,0 +1,106 @@
+// Copyright 2013 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/first_run/first_run_controller.h"
+
+#include "ash/launcher/launcher.h"
+#include "ash/shell.h"
+#include "ash/shell_window_ids.h"
+#include "base/logging.h"
+#include "base/message_loop/message_loop.h"
+#include "chrome/browser/chromeos/first_run/first_run_view.h"
+#include "chrome/browser/profiles/profile_manager.h"
+#include "ui/views/widget/widget.h"
+
+namespace {
+
+gfx::Rect GetScreenBounds() {
+  return ash::Shell::GetScreen()->GetPrimaryDisplay().bounds();
+}
+
+views::Widget* CreateFirstRunWindow() {
+  views::Widget::InitParams params(
+      views::Widget::InitParams::TYPE_WINDOW_FRAMELESS);
+  params.bounds = GetScreenBounds();
+  params.show_state = ui::SHOW_STATE_FULLSCREEN;
+  params.opacity = views::Widget::InitParams::TRANSLUCENT_WINDOW;
+  params.parent =
+      ash::Shell::GetContainer(
+          ash::Shell::GetPrimaryRootWindow(),
+          ash::internal::kShellWindowId_OverlayContainer);
+  views::Widget* window = new views::Widget;
+  window->Init(params);
+  return window;
+}
+
+// We can't get launcher size now in normal way. This workaround uses fact that
+// AppList button is the rightmost button in Launcher.
+gfx::Rect GetLauncherBounds() {
+  ash::Launcher* launcher = ash::Launcher::ForPrimaryDisplay();
+  views::View* app_button = launcher->GetAppListButtonView();
+  gfx::Rect bounds = app_button->GetBoundsInScreen();
+  return gfx::Rect(0, bounds.y(), bounds.right(), bounds.height());
+}
+
+}  // anonymous namespace
+
+namespace chromeos {
+
+FirstRunController::FirstRunController()
+    : window_(NULL),
+      actor_(NULL) {
+}
+
+FirstRunController::~FirstRunController() {
+  if (window_)
+    Stop();
+}
+
+void FirstRunController::Start() {
+  if (window_)
+    return;
+  window_ = CreateFirstRunWindow();
+  FirstRunView* view = new FirstRunView();
+  view->Init(ProfileManager::GetDefaultProfile());
+  window_->SetContentsView(view);
+  actor_ = view->GetActor();
+  actor_->set_delegate(this);
+  if (actor_->IsInitialized())
+    OnActorInitialized();
+}
+
+void FirstRunController::Stop() {
+  window_->Close();
+  window_ = NULL;
+  if (actor_)
+    actor_->set_delegate(NULL);
+  actor_ = NULL;
+}
+
+void FirstRunController::OnActorInitialized() {
+  window_->Show();
+  gfx::Rect launcher_bounds = GetLauncherBounds();
+  actor_->AddBackgroundHole(launcher_bounds.x(),
+                            launcher_bounds.y(),
+                            launcher_bounds.width(),
+                            launcher_bounds.height());
+  actor_->ShowStep("first-step",
+                   FirstRunActor::StepPosition()
+                       .SetLeft(0)
+                       .SetBottom(
+                           GetScreenBounds().height() - launcher_bounds.y()));
+}
+
+void FirstRunController::OnNextButtonClicked(const std::string& step_name) {
+  CHECK(step_name == "first-step");
+  Stop();
+  base::MessageLoop::current()->DeleteSoon(FROM_HERE, this);
+}
+
+void FirstRunController::OnActorDestroyed() {
+  actor_ = NULL;
+}
+
+}  // namespace chromeos
+

chrome/browser/chromeos/first_run/first_run_controller.h

@@ -0,0 +1,52 @@
+// Copyright 2013 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.
+
+#ifndef CHROME_BROWSER_CHROMEOS_FIRST_RUN_FIRST_RUN_CONTROLLER_H_
+#define CHROME_BROWSER_CHROMEOS_FIRST_RUN_FIRST_RUN_CONTROLLER_H_
+
+#include <string>
+
+#include "base/basictypes.h"
+#include "base/compiler_specific.h"
+#include "chrome/browser/ui/webui/chromeos/first_run/first_run_actor.h"
+
+namespace views {
+class Widget;
+}
+
+namespace chromeos {
+
+// FirstRunController creates and manages first-run tutorial.
+// Object manages its lifetime and deletes itself after completion of the
+// tutorial.
+class FirstRunController : public FirstRunActor::Delegate {
+ public:
+  FirstRunController();
+  virtual ~FirstRunController();
+
+  // Creates first-run UI and starts tutorial.
+  void Start();
+
+  // Finalizes first-run tutorial and destroys UI.
+  void Stop();
+
+ private:
+  // Overriden from FirstRunActor::Delegate.
+  virtual void OnActorInitialized() OVERRIDE;
+  virtual void OnNextButtonClicked(const std::string& step_name) OVERRIDE;
+  virtual void OnActorDestroyed() OVERRIDE;
+
+  // Window with UI. FirstRunController closes window after tutorial completes.
+  views::Widget* window_;
+  // The object providing interface to UI layer. It's not directly owned by
+  // FirstRunController.
+  FirstRunActor* actor_;
+
+  DISALLOW_COPY_AND_ASSIGN(FirstRunController);
+};
+
+}  // namespace chromeos
+
+#endif  // CHROME_BROWSER_CHROMEOS_FIRST_RUN_FIRST_RUN_CONTROLLER_H_
+

chrome/browser/chromeos/first_run/first_run_view.cc

@@ -0,0 +1,54 @@
+// Copyright 2013 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/first_run/first_run_view.h"
+
+#include "chrome/browser/ui/webui/chromeos/first_run/first_run_ui.h"
+#include "chrome/common/url_constants.h"
+#include "content/public/browser/render_view_host.h"
+#include "content/public/browser/render_widget_host_view.h"
+#include "content/public/browser/web_contents.h"
+#include "third_party/skia/include/core/SkBitmap.h"
+#include "ui/views/controls/webview/webview.h"
+#include "url/gurl.h"
+
+namespace chromeos {
+
+FirstRunView::FirstRunView()
+    : web_view_(NULL) {
+}
+
+void FirstRunView::Init(content::BrowserContext* context) {
+  web_view_ = new views::WebView(context);
+  AddChildView(web_view_);
+  web_view_->LoadInitialURL(GURL(chrome::kChromeUIFirstRunURL));
+  web_view_->RequestFocus();
+
+  web_view_->web_contents()->SetDelegate(this);
+
+  SkBitmap background;
+  background.setConfig(SkBitmap::kA8_Config, 1, 1);
+  background.allocPixels();
+  background.eraseARGB(0, 0, 0, 0);
+  web_view_->web_contents()->GetRenderViewHost()->GetView()->
+    SetBackground(background);
+}
+
+FirstRunActor* FirstRunView::GetActor() {
+  return static_cast<FirstRunUI*>(
+      web_view_->web_contents()->GetWebUI()->GetController())->get_actor();
+}
+
+void FirstRunView::Layout() {
+  web_view_->SetBoundsRect(bounds());
+}
+
+bool FirstRunView::HandleContextMenu(
+    const content::ContextMenuParams& params) {
+  // Discards context menu.
+  return true;
+}
+
+}  // namespace chromeos
+

chrome/browser/chromeos/first_run/first_run_view.h

@@ -0,0 +1,50 @@
+// Copyright 2013 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.
+
+#ifndef CHROME_BROWSER_CHROMEOS_FIRST_RUN_FIRST_RUN_VIEW_H_
+#define CHROME_BROWSER_CHROMEOS_FIRST_RUN_FIRST_RUN_VIEW_H_
+
+#include "base/basictypes.h"
+#include "base/compiler_specific.h"
+#include "content/public/browser/web_contents_delegate.h"
+#include "ui/views/view.h"
+
+class Profile;
+
+namespace content {
+class BrowserContext;
+}
+
+namespace views {
+class WebView;
+}
+
+namespace chromeos {
+
+class FirstRunActor;
+
+// WebUI view used for first run tutorial.
+class FirstRunView : public views::View,
+                     public content::WebContentsDelegate {
+ public:
+  FirstRunView();
+  void Init(content::BrowserContext* context);
+  FirstRunActor* GetActor();
+ private:
+  // Overriden from views::View.
+  virtual void Layout() OVERRIDE;
+
+  // Overriden from content::WebContentsDelegate.
+  virtual bool HandleContextMenu(
+      const content::ContextMenuParams& params) OVERRIDE;
+
+  views::WebView* web_view_;
+
+  DISALLOW_COPY_AND_ASSIGN(FirstRunView);
+};
+
+}  // namespace chromeos
+
+#endif  // CHROME_BROWSER_CHROMEOS_FIRST_RUN_FIRST_RUN_VIEW_H_
+

chrome/browser/chromeos/login/login_display_host_impl.cc

@@ -25,6 +25,7 @@
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/chromeos/app_mode/kiosk_app_manager.h"
 #include "chrome/browser/chromeos/customization_document.h"
+#include "chrome/browser/chromeos/first_run/first_run_controller.h"
 #include "chrome/browser/chromeos/input_method/input_method_util.h"
 #include "chrome/browser/chromeos/kiosk_mode/kiosk_mode_settings.h"
 #include "chrome/browser/chromeos/language_preferences.h"
@@ -277,6 +278,13 @@ LoginDisplayHostImpl::~LoginDisplayHostImpl() {
   chrome::EndKeepAlive();
 
   default_host_ = NULL;
+  // TODO(dzhioev): find better place for starting tutorial.
+  if (CommandLine::ForCurrentProcess()->
+          HasSwitch(switches::kEnableFirstRunUI)) {
+    // FirstRunController manages its lifetime and destructs after tutorial
+    // completion.
+    (new FirstRunController())->Start();
+  }
 }
 
 ////////////////////////////////////////////////////////////////////////////////

chrome/browser/chromeos/login/webui_login_view.h

@@ -51,7 +51,7 @@ class WebUILoginView : public views::View,
   // Initializes the webui login view.
   virtual void Init();
 
-  // Overridden from views::Views:
+  // Overridden from views::View:
   virtual bool AcceleratorPressed(
       const ui::Accelerator& accelerator) OVERRIDE;
   virtual const char* GetClassName() const OVERRIDE;

chrome/browser/resources/chromeos/first_run/OWNERS

@@ -0,0 +1 @@
+dzhioev@chromium.org

chrome/browser/resources/chromeos/first_run/first_run.css

@@ -0,0 +1,31 @@
+/**
+ * Copyright 2013 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.
+ */
+
+html,
+body {
+  margin: 0;
+  padding: 0;
+}
+
+body {
+  background-color: rgba(0, 0, 0, 0);
+  cursor: default;
+  height: 100%;
+  width: 100%;
+}
+
+#background {
+  height: 100%;
+  left: 0;
+  position: absolute;
+  top: 0;
+  width: 100%;
+  z-index: -1;
+}
+
+#background .fill {
+  fill: rgba(0, 0, 0, 0.7);
+}

chrome/browser/resources/chromeos/first_run/first_run.html

@@ -0,0 +1,19 @@
+<!doctype html>
+<html>
+  <head>
+    <meta charset=utf-8>
+    <title></title>
+    <link rel="stylesheet" href="chrome://resources/css/widgets.css">
+    <link rel="stylesheet" href="first_run.css">
+    <link rel="stylesheet" href="step.css">
+    <script src="chrome://resources/js/util.js"></script>
+    <script src="chrome://resources/js/cr.js"></script>
+    <script src="chrome://resources/js/cr/ui.js"></script>
+    <script src="chrome://first-run/first_run.js"></script>
+  </head>
+  <body>
+    <include src="background.svg">
+    <include src="first_step.html">
+  </body>
+</html>
+