shell_browser_main_parts.cc revision d0247b1b59f9c528cb6df88b4f2b9afaf80d181e
1// Copyright (c) 2012 The Chromium Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5#include "ash/shell/content_client/shell_browser_main_parts.h" 6 7#include "ash/ash_switches.h" 8#include "ash/desktop_background/desktop_background_controller.h" 9#include "ash/shell.h" 10#include "ash/shell/shell_delegate_impl.h" 11#include "ash/shell/window_watcher.h" 12#include "ash/system/user/login_status.h" 13#include "base/bind.h" 14#include "base/command_line.h" 15#include "base/i18n/icu_util.h" 16#include "base/message_loop/message_loop.h" 17#include "base/strings/string_number_conversions.h" 18#include "base/threading/thread.h" 19#include "base/threading/thread_restrictions.h" 20#include "content/public/common/content_switches.h" 21#include "content/shell/browser/shell_browser_context.h" 22#include "content/shell/browser/shell_net_log.h" 23#include "net/base/net_module.h" 24#include "ui/aura/client/stacking_client.h" 25#include "ui/aura/env.h" 26#include "ui/aura/root_window.h" 27#include "ui/aura/window.h" 28#include "ui/base/resource/resource_bundle.h" 29#include "ui/base/ui_base_paths.h" 30#include "ui/compositor/compositor.h" 31#include "ui/gfx/screen.h" 32#include "ui/message_center/message_center.h" 33#include "ui/views/focus/accelerator_handler.h" 34#include "ui/views/test/test_views_delegate.h" 35 36#if defined(USE_X11) 37#include "ui/base/touch/touch_factory_x11.h" 38#endif 39 40#if defined(OS_CHROMEOS) 41#include "chromeos/audio/cras_audio_handler.h" 42#include "chromeos/dbus/dbus_thread_manager.h" 43#endif 44 45namespace ash { 46namespace shell { 47void InitWindowTypeLauncher(); 48 49namespace { 50 51class ShellViewsDelegate : public views::TestViewsDelegate { 52 public: 53 ShellViewsDelegate() {} 54 virtual ~ShellViewsDelegate() {} 55 56 // Overridden from views::TestViewsDelegate: 57 virtual views::NonClientFrameView* CreateDefaultNonClientFrameView( 58 views::Widget* widget) OVERRIDE { 59 return ash::Shell::GetInstance()->CreateDefaultNonClientFrameView(widget); 60 } 61 virtual bool UseTransparentWindows() const OVERRIDE { 62 // Ash uses transparent window frames. 63 return true; 64 } 65 virtual void OnBeforeWidgetInit( 66 views::Widget::InitParams* params, 67 views::internal::NativeWidgetDelegate* delegate) OVERRIDE { 68 if (params->native_widget) 69 return; 70 71 if (!params->parent && !params->context && params->top_level) 72 params->context = Shell::GetPrimaryRootWindow(); 73 } 74 75 private: 76 DISALLOW_COPY_AND_ASSIGN(ShellViewsDelegate); 77}; 78 79} // namespace 80 81ShellBrowserMainParts::ShellBrowserMainParts( 82 const content::MainFunctionParams& parameters) 83 : BrowserMainParts(), 84 delegate_(NULL) { 85} 86 87ShellBrowserMainParts::~ShellBrowserMainParts() { 88} 89 90void ShellBrowserMainParts::PreMainMessageLoopStart() { 91#if defined(USE_X11) 92 ui::TouchFactory::SetTouchDeviceListFromCommandLine(); 93#endif 94} 95 96void ShellBrowserMainParts::PostMainMessageLoopStart() { 97#if defined(OS_CHROMEOS) 98 chromeos::DBusThreadManager::Initialize(); 99#endif 100} 101 102void ShellBrowserMainParts::PreMainMessageLoopRun() { 103 net_log_.reset(new content::ShellNetLog()); 104 browser_context_.reset(new content::ShellBrowserContext( 105 false, net_log_.get())); 106 107 // A ViewsDelegate is required. 108 if (!views::ViewsDelegate::views_delegate) 109 views::ViewsDelegate::views_delegate = new ShellViewsDelegate; 110 111 delegate_ = new ash::shell::ShellDelegateImpl; 112 // The global message center state must be initialized absent 113 // g_browser_process. 114 message_center::MessageCenter::Initialize(); 115 116#if defined(OS_CHROMEOS) 117 // Create CrasAudioHandler for testing since g_browser_process 118 // is absent. 119 chromeos::CrasAudioHandler::InitializeForTesting(); 120#endif 121 122 ash::Shell::CreateInstance(delegate_); 123 ash::Shell::GetInstance()->set_browser_context(browser_context_.get()); 124 ash::Shell::GetInstance()->CreateLauncher(); 125 ash::Shell::GetInstance()->UpdateAfterLoginStatusChange( 126 user::LOGGED_IN_USER); 127 128 window_watcher_.reset(new ash::shell::WindowWatcher); 129 gfx::Screen* screen = Shell::GetInstance()->GetScreen(); 130 screen->AddObserver(window_watcher_.get()); 131 delegate_->SetWatcher(window_watcher_.get()); 132 133 ash::shell::InitWindowTypeLauncher(); 134 135 Shell::GetInstance()->desktop_background_controller()->SetDefaultWallpaper( 136 false /* is_guest */); 137 138 ash::Shell::GetPrimaryRootWindow()->ShowRootWindow(); 139} 140 141void ShellBrowserMainParts::PostMainMessageLoopRun() { 142 gfx::Screen* screen = Shell::GetInstance()->GetScreen(); 143 screen->RemoveObserver(window_watcher_.get()); 144 145 window_watcher_.reset(); 146 delegate_->SetWatcher(NULL); 147 delegate_ = NULL; 148 ash::Shell::DeleteInstance(); 149 // The global message center state must be shutdown absent 150 // g_browser_process. 151 message_center::MessageCenter::Shutdown(); 152 153#if defined(OS_CHROMEOS) 154 chromeos::CrasAudioHandler::Shutdown(); 155#endif 156 157 aura::Env::DeleteInstance(); 158 159 // The keyboard may have created a WebContents. The WebContents is destroyed 160 // with the UI, and it needs the BrowserContext to be alive during its 161 // destruction. So destroy all of the UI elements before destroying the 162 // browser context. 163 browser_context_.reset(); 164} 165 166bool ShellBrowserMainParts::MainMessageLoopRun(int* result_code) { 167 base::MessageLoopForUI::current()->Run(); 168 return true; 169} 170 171} // namespace shell 172} // namespace ash 173