Add window manager component.

wm/shell/content_client/shell_browser_main_parts.cc

-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
+// Copyright (c) 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 "ash/shell/content_client/shell_browser_main_parts.h"
+#include "wm/shell/content_client/shell_browser_main_parts.h"
 
 #include "ash/desktop_background/desktop_background_controller.h"
 #include "ash/shell.h"
-#include "ash/shell/shell_delegate_impl.h"
 #include "ash/shell/window_watcher.h"
-#include "base/bind.h"
-#include "base/command_line.h"
-#include "base/i18n/icu_util.h"
-#include "base/message_loop.h"
-#include "base/string_number_conversions.h"
-#include "base/threading/thread.h"
-#include "base/threading/thread_restrictions.h"
-#include "content/public/common/content_switches.h"
 #include "content/shell/shell_browser_context.h"
-#include "googleurl/src/gurl.h"
-#include "net/base/net_module.h"
-#include "ui/aura/client/stacking_client.h"
 #include "ui/aura/env.h"
 #include "ui/aura/root_window.h"
-#include "ui/aura/window.h"
 #include "ui/base/resource/resource_bundle.h"
-#include "ui/base/ui_base_paths.h"
-#include "ui/compositor/compositor.h"
-#include "ui/compositor/test/compositor_test_support.h"
-#include "ui/gfx/screen.h"
-#include "ui/views/focus/accelerator_handler.h"
 #include "ui/views/test/test_views_delegate.h"
+#include "wm/foreign_test_window.h"
+#include "wm/gpu/foreign_window_texture_factory.h"
+#include "wm/shell/shell_delegate_impl.h"
 
 #if defined(OS_LINUX)
 #include "ui/base/touch/touch_factory.h"
 #endif
 
 #if defined(OS_CHROMEOS)
 #include "chromeos/dbus/dbus_thread_manager.h"
 #endif
 
 namespace ash {
 namespace shell {
 void InitWindowTypeLauncher();
+}  // namespace shell
+}  // namespace ash
+
+namespace wm {
+namespace shell {
 
 namespace {
 class ShellViewsDelegate : public views::TestViewsDelegate {
  public:
   ShellViewsDelegate() {}
   virtual ~ShellViewsDelegate() {}
 
   // Overridden from views::TestViewsDelegate:
   virtual views::NonClientFrameView* CreateDefaultNonClientFrameView(
       views::Widget* widget) OVERRIDE {
     return ash::Shell::GetInstance()->CreateDefaultNonClientFrameView(widget);
   }
-  virtual bool UseTransparentWindows() const OVERRIDE {
+  bool UseTransparentWindows() const OVERRIDE {
     // Ash uses transparent window frames.
     return true;
   }
-  virtual void OnBeforeWidgetInit(
-      views::Widget::InitParams* params,
-      views::internal::NativeWidgetDelegate* delegate) OVERRIDE {
-    if (params->native_widget)
-      return;
-
-    if (!params->parent && !params->context && params->top_level)
-      params->context = Shell::GetPrimaryRootWindow();
-  }
 
  private:
   DISALLOW_COPY_AND_ASSIGN(ShellViewsDelegate);
 };
 
 }  // namespace
 
 ShellBrowserMainParts::ShellBrowserMainParts(
     const content::MainFunctionParams& parameters)
-    : BrowserMainParts(),
-      delegate_(NULL) {
+    : BrowserMainParts() {
 }
 
 ShellBrowserMainParts::~ShellBrowserMainParts() {
 }
 
-#if !defined(OS_MACOSX)
 void ShellBrowserMainParts::PreMainMessageLoopStart() {
 #if defined(OS_LINUX)
   ui::TouchFactory::SetTouchDeviceListFromCommandLine();
 #endif
 }
-#endif
 
 void ShellBrowserMainParts::PostMainMessageLoopStart() {
 #if defined(OS_CHROMEOS)
   chromeos::DBusThreadManager::Initialize();
 #endif
 }
 
 void ShellBrowserMainParts::PreMainMessageLoopRun() {
+  ForeignWindowTextureFactory::Initialize();
+
   browser_context_.reset(new content::ShellBrowserContext(false));
 
   // A ViewsDelegate is required.
   if (!views::ViewsDelegate::views_delegate)
     views::ViewsDelegate::views_delegate = new ShellViewsDelegate;
 
-  delegate_ = new ash::shell::ShellDelegateImpl;
-  ash::Shell::CreateInstance(delegate_);
+  wm::shell::ShellDelegateImpl* delegate = new wm::shell::ShellDelegateImpl;
+  ash::Shell::CreateInstance(delegate);
   ash::Shell::GetInstance()->set_browser_context(browser_context_.get());
 
   window_watcher_.reset(new ash::shell::WindowWatcher);
-  gfx::Screen* screen = Shell::GetInstance()->GetScreen();
-  screen->AddObserver(window_watcher_.get());
-  delegate_->SetWatcher(window_watcher_.get());
+  delegate->SetWatcher(window_watcher_.get());
 
   ash::shell::InitWindowTypeLauncher();
 
-  DesktopBackgroundController* controller =
-      Shell::GetInstance()->desktop_background_controller();
-  if (controller->GetAppropriateResolution() == WALLPAPER_RESOLUTION_LARGE)
-    controller->SetDefaultWallpaper(kDefaultLargeWallpaper);
+  ash::DesktopBackgroundController* controller =
+      ash::Shell::GetInstance()->desktop_background_controller();
+  if (controller->GetAppropriateResolution() == ash::WALLPAPER_RESOLUTION_LARGE)
+    controller->SetDefaultWallpaper(ash::kDefaultLargeWallpaper);
   else
-    controller->SetDefaultWallpaper(kDefaultSmallWallpaper);
+    controller->SetDefaultWallpaper(ash::kDefaultSmallWallpaper);
+
+  ForeignTestWindow::CreateParams params(ash::Shell::GetPrimaryRootWindow());
+  foreign_test_window_.reset(new ForeignTestWindow(params));
+  foreign_test_window_->Show();
 
   ash::Shell::GetPrimaryRootWindow()->ShowRootWindow();
 }
 
 void ShellBrowserMainParts::PostMainMessageLoopRun() {
   browser_context_.reset();
-  gfx::Screen* screen = Shell::GetInstance()->GetScreen();
-  screen->RemoveObserver(window_watcher_.get());
-
   window_watcher_.reset();
-  delegate_->SetWatcher(NULL);
-  delegate_ = NULL;
   ash::Shell::DeleteInstance();
   aura::Env::DeleteInstance();
+  ForeignWindowTextureFactory::Terminate();
 }
 
 bool ShellBrowserMainParts::MainMessageLoopRun(int* result_code) {
   MessageLoopForUI::current()->Run();
   return true;
 }
 
 }  // namespace shell
-}  // namespace ash
+}  // namespace wm