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 "chrome/browser/ui/ash/ash_init.h" 6 7 #include "ash/accelerators/accelerator_controller.h" 8 #include "ash/accelerometer/accelerometer_controller.h" 9 #include "ash/ash_switches.h" 10 #include "ash/high_contrast/high_contrast_controller.h" 11 #include "ash/magnifier/magnification_controller.h" 12 #include "ash/magnifier/partial_magnification_controller.h" 13 #include "ash/shell.h" 14 #include "ash/shell_init_params.h" 15 #include "base/command_line.h" 16 #include "chrome/browser/browser_shutdown.h" 17 #include "chrome/browser/lifetime/application_lifetime.h" 18 #include "chrome/browser/ui/ash/chrome_shell_delegate.h" 19 #include "chrome/browser/ui/ash/screenshot_taker.h" 20 #include "chrome/common/chrome_switches.h" 21 #include "content/public/browser/browser_thread.h" 22 #include "content/public/browser/context_factory.h" 23 #include "ui/aura/env.h" 24 #include "ui/aura/window_tree_host.h" 25 26 #if defined(OS_CHROMEOS) 27 #include "base/sys_info.h" 28 #include "chrome/browser/chromeos/accessibility/accessibility_manager.h" 29 #include "chrome/browser/chromeos/accessibility/magnification_manager.h" 30 #include "chrome/browser/ui/ash/ime_controller_chromeos.h" 31 #include "chrome/browser/ui/ash/volume_controller_chromeos.h" 32 #include "chromeos/chromeos_switches.h" 33 #include "chromeos/login/login_state.h" 34 #include "ui/base/x/x11_util.h" 35 #endif 36 37 namespace chrome { 38 ShouldOpenAshOnStartup()39bool ShouldOpenAshOnStartup() { 40 #if defined(OS_CHROMEOS) 41 return true; 42 #endif 43 // TODO(scottmg): http://crbug.com/133312, will need this for Win8 too. 44 return CommandLine::ForCurrentProcess()->HasSwitch(switches::kOpenAsh); 45 } 46 OpenAsh(gfx::AcceleratedWidget remote_window)47void OpenAsh(gfx::AcceleratedWidget remote_window) { 48 #if defined(OS_CHROMEOS) 49 #if defined(USE_X11) 50 if (base::SysInfo::IsRunningOnChromeOS()) { 51 // Hides the cursor outside of the Aura root window. The cursor will be 52 // drawn within the Aura root window, and it'll remain hidden after the 53 // Aura window is closed. 54 ui::HideHostCursor(); 55 } 56 #endif 57 58 // Hide the mouse cursor completely at boot. 59 if (!chromeos::LoginState::Get()->IsUserLoggedIn()) 60 ash::Shell::set_initially_hide_cursor(true); 61 #endif 62 63 ash::ShellInitParams shell_init_params; 64 // Shell takes ownership of ChromeShellDelegate. 65 shell_init_params.delegate = new ChromeShellDelegate; 66 shell_init_params.context_factory = content::GetContextFactory(); 67 #if defined(OS_WIN) 68 shell_init_params.remote_hwnd = remote_window; 69 #endif 70 71 ash::Shell* shell = ash::Shell::CreateInstance(shell_init_params); 72 shell->accelerator_controller()->SetScreenshotDelegate( 73 scoped_ptr<ash::ScreenshotDelegate>(new ScreenshotTaker).Pass()); 74 // TODO(flackr): Investigate exposing a blocking pool task runner to chromeos. 75 shell->accelerometer_controller()->Initialize( 76 content::BrowserThread::GetBlockingPool()-> 77 GetTaskRunnerWithShutdownBehavior( 78 base::SequencedWorkerPool::SKIP_ON_SHUTDOWN)); 79 #if defined(OS_CHROMEOS) 80 shell->accelerator_controller()->SetImeControlDelegate( 81 scoped_ptr<ash::ImeControlDelegate>(new ImeController).Pass()); 82 shell->high_contrast_controller()->SetEnabled( 83 chromeos::AccessibilityManager::Get()->IsHighContrastEnabled()); 84 85 DCHECK(chromeos::MagnificationManager::Get()); 86 bool magnifier_enabled = 87 chromeos::MagnificationManager::Get()->IsMagnifierEnabled(); 88 ash::MagnifierType magnifier_type = 89 chromeos::MagnificationManager::Get()->GetMagnifierType(); 90 shell->magnification_controller()-> 91 SetEnabled(magnifier_enabled && magnifier_type == ash::MAGNIFIER_FULL); 92 shell->partial_magnification_controller()-> 93 SetEnabled(magnifier_enabled && magnifier_type == ash::MAGNIFIER_PARTIAL); 94 95 if (!CommandLine::ForCurrentProcess()->HasSwitch( 96 switches::kDisableZeroBrowsersOpenForTests)) { 97 chrome::IncrementKeepAliveCount(); 98 } 99 #endif 100 ash::Shell::GetPrimaryRootWindow()->GetHost()->Show(); 101 } 102 CloseAsh()103void CloseAsh() { 104 if (ash::Shell::HasInstance()) 105 ash::Shell::DeleteInstance(); 106 } 107 108 } // namespace chrome 109