shell_browser_main_parts.cc revision eb525c5499e34cc9c4b825d6d9e75bb07cc06ace
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.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/shell_browser_context.h" 22#include "content/shell/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 90#if !defined(OS_MACOSX) 91void ShellBrowserMainParts::PreMainMessageLoopStart() { 92#if defined(USE_X11) 93 ui::TouchFactory::SetTouchDeviceListFromCommandLine(); 94#endif 95} 96#endif 97 98void ShellBrowserMainParts::PostMainMessageLoopStart() { 99#if defined(OS_CHROMEOS) 100 chromeos::DBusThreadManager::Initialize(); 101#endif 102} 103 104void ShellBrowserMainParts::PreMainMessageLoopRun() { 105 net_log_.reset(new content::ShellNetLog()); 106 browser_context_.reset(new content::ShellBrowserContext( 107 false, net_log_.get())); 108 109 // A ViewsDelegate is required. 110 if (!views::ViewsDelegate::views_delegate) 111 views::ViewsDelegate::views_delegate = new ShellViewsDelegate; 112 113 delegate_ = new ash::shell::ShellDelegateImpl; 114 // The global message center state must be initialized absent 115 // g_browser_process. 116 message_center::MessageCenter::Initialize(); 117 118#if defined(OS_CHROMEOS) 119 if (ash::switches::UseNewAudioHandler()) { 120 // Create CrasAudioHandler for testing since g_browser_process 121 // is absent. 122 chromeos::CrasAudioHandler::InitializeForTesting(); 123 } 124#endif 125 126 ash::Shell::CreateInstance(delegate_); 127 ash::Shell::GetInstance()->set_browser_context(browser_context_.get()); 128 ash::Shell::GetInstance()->CreateLauncher(); 129 ash::Shell::GetInstance()->UpdateAfterLoginStatusChange( 130 user::LOGGED_IN_USER); 131 132 window_watcher_.reset(new ash::shell::WindowWatcher); 133 gfx::Screen* screen = Shell::GetInstance()->GetScreen(); 134 screen->AddObserver(window_watcher_.get()); 135 delegate_->SetWatcher(window_watcher_.get()); 136 137 ash::shell::InitWindowTypeLauncher(); 138 139 Shell::GetInstance()->desktop_background_controller()->SetDefaultWallpaper( 140 false /* is_guest */); 141 142 ash::Shell::GetPrimaryRootWindow()->ShowRootWindow(); 143} 144 145void ShellBrowserMainParts::PostMainMessageLoopRun() { 146 gfx::Screen* screen = Shell::GetInstance()->GetScreen(); 147 screen->RemoveObserver(window_watcher_.get()); 148 149 window_watcher_.reset(); 150 delegate_->SetWatcher(NULL); 151 delegate_ = NULL; 152 ash::Shell::DeleteInstance(); 153 // The global message center state must be shutdown absent 154 // g_browser_process. 155 message_center::MessageCenter::Shutdown(); 156 157#if defined(OS_CHROMEOS) 158 if (ash::switches::UseNewAudioHandler()) 159 chromeos::CrasAudioHandler::Shutdown(); 160#endif 161 162 aura::Env::DeleteInstance(); 163 164 // The keyboard may have created a WebContents. The WebContents is destroyed 165 // with the UI, and it needs the BrowserContext to be alive during its 166 // destruction. So destroy all of the UI elements before destroying the 167 // browser context. 168 browser_context_.reset(); 169} 170 171bool ShellBrowserMainParts::MainMessageLoopRun(int* result_code) { 172 base::MessageLoopForUI::current()->Run(); 173 return true; 174} 175 176} // namespace shell 177} // namespace ash 178