Positions the launcher in the bottom left corner. Adds ShellDelegate

ui/aura_shell/desktop_window.cc

-// Copyright (c) 2011 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 "ui/aura/desktop.h"
-#include "ui/aura/toplevel_window_container.h"
-#include "ui/aura/window.h"
-#include "ui/aura_shell/desktop_layout_manager.h"
-#include "ui/aura_shell/launcher/launcher_model.h"
-#include "ui/aura_shell/shell.h"
-#include "ui/aura_shell/shell_factory.h"
-#include "ui/aura_shell/shell_window_ids.h"
-#include "views/widget/widget.h"
-
-namespace aura_shell {
-
-// Creates each of the special window containers that holds windows of various
-// types in the shell UI. They are added to |containers| from back to front in
-// the z-index.
-void CreateSpecialContainers(aura::Window::Windows* containers) {
-  aura::Window* background_container = new aura::Window(NULL);
-  background_container->set_id(
-      internal::kShellWindowId_DesktopBackgroundContainer);
-  containers->push_back(background_container);
-
-  aura::Window* default_container = new aura::ToplevelWindowContainer;
-  default_container->set_id(internal::kShellWindowId_DefaultContainer);
-  containers->push_back(default_container);
-
-  aura::Window* always_on_top_container = new aura::ToplevelWindowContainer;
-  always_on_top_container->set_id(
-      internal::kShellWindowId_AlwaysOnTopContainer);
-  containers->push_back(always_on_top_container);
-
-  aura::Window* launcher_container = new aura::Window(NULL);
-  launcher_container->set_id(internal::kShellWindowId_LauncherContainer);
-  containers->push_back(launcher_container);
-
-  aura::Window* lock_container = new aura::Window(NULL);
-  lock_container->set_stops_event_propagation(true);
-  lock_container->set_id(internal::kShellWindowId_LockScreenContainer);
-  containers->push_back(lock_container);
-
-  aura::Window* status_container = new aura::Window(NULL);
-  status_container->set_id(internal::kShellWindowId_StatusContainer);
-  containers->push_back(status_container);
-}
-
-void InitDesktopWindow() {
-  aura::Window::Windows containers;
-  CreateSpecialContainers(&containers);
-  aura::Window::Windows::const_iterator i;
-  for (i = containers.begin(); i != containers.end(); ++i) {
-    (*i)->Init();
-    aura::Desktop::GetInstance()->window()->AddChild(*i);
-    (*i)->Show();
-  }
-
-  aura::Window* root_window = aura::Desktop::GetInstance()->window();
-  internal::DesktopLayoutManager* desktop_layout =
-      new internal::DesktopLayoutManager(root_window);
-  root_window->SetLayoutManager(desktop_layout);
-
-  Shell* shell = Shell::GetInstance();
-  views::Widget* desktop_background = internal::CreateDesktopBackground();
-  shell->GetContainer(
-      internal::kShellWindowId_DesktopBackgroundContainer)->AddChild(
-          desktop_background->GetNativeView());
-
-  // TODO: this leaks.
-  views::Widget* launcher = internal::CreateLauncher(new LauncherModel);
-  shell->GetContainer(internal::kShellWindowId_LauncherContainer)->AddChild(
-          launcher->GetNativeView());
-
-  views::Widget* status_area = internal::CreateStatusArea();
-  shell->GetContainer(internal::kShellWindowId_StatusContainer)->AddChild(
-          status_area->GetNativeView());
-
-  desktop_layout->set_background_widget(desktop_background);
-  desktop_layout->set_launcher_widget(launcher);
-  desktop_layout->set_status_area_widget(status_area);
-}
-
-}  // namespace aura_shell
-