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// Copyright (c) 2012 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 "chrome/browser/ui/ash/ash_init.h"
#include "ash/accelerators/accelerator_controller.h"
#include "ash/accelerometer/accelerometer_controller.h"
#include "ash/ash_switches.h"
#include "ash/high_contrast/high_contrast_controller.h"
#include "ash/magnifier/magnification_controller.h"
#include "ash/magnifier/partial_magnification_controller.h"
#include "ash/shell.h"
#include "ash/shell_init_params.h"
#include "base/command_line.h"
#include "chrome/browser/browser_shutdown.h"
#include "chrome/browser/lifetime/application_lifetime.h"
#include "chrome/browser/ui/ash/chrome_shell_delegate.h"
#include "chrome/browser/ui/ash/screenshot_taker.h"
#include "chrome/common/chrome_switches.h"
#include "content/public/browser/browser_thread.h"
#include "ui/aura/env.h"
#include "ui/aura/window_tree_host.h"
#if defined(OS_CHROMEOS)
#include "base/sys_info.h"
#include "chrome/browser/chromeos/accessibility/accessibility_manager.h"
#include "chrome/browser/chromeos/accessibility/magnification_manager.h"
#include "chrome/browser/ui/ash/ime_controller_chromeos.h"
#include "chrome/browser/ui/ash/volume_controller_chromeos.h"
#include "chromeos/chromeos_switches.h"
#include "chromeos/login/login_state.h"
#include "ui/base/x/x11_util.h"
#endif
namespace chrome {
bool ShouldOpenAshOnStartup() {
#if defined(OS_CHROMEOS)
return true;
#endif
// TODO(scottmg): http://crbug.com/133312, will need this for Win8 too.
return CommandLine::ForCurrentProcess()->HasSwitch(switches::kOpenAsh);
}
void OpenAsh(gfx::AcceleratedWidget remote_window) {
#if defined(OS_CHROMEOS)
#if defined(USE_X11)
if (base::SysInfo::IsRunningOnChromeOS()) {
// Hides the cursor outside of the Aura root window. The cursor will be
// drawn within the Aura root window, and it'll remain hidden after the
// Aura window is closed.
ui::HideHostCursor();
}
#endif
// Hide the mouse cursor completely at boot.
if (!chromeos::LoginState::Get()->IsUserLoggedIn())
ash::Shell::set_initially_hide_cursor(true);
#endif
ash::ShellInitParams shell_init_params;
// Shell takes ownership of ChromeShellDelegate.
shell_init_params.delegate = new ChromeShellDelegate;
#if defined(OS_WIN)
shell_init_params.remote_hwnd = remote_window;
#endif
ash::Shell* shell = ash::Shell::CreateInstance(shell_init_params);
shell->accelerator_controller()->SetScreenshotDelegate(
scoped_ptr<ash::ScreenshotDelegate>(new ScreenshotTaker).Pass());
// TODO(flackr): Investigate exposing a blocking pool task runner to chromeos.
shell->accelerometer_controller()->Initialize(
content::BrowserThread::GetBlockingPool()->
GetTaskRunnerWithShutdownBehavior(
base::SequencedWorkerPool::SKIP_ON_SHUTDOWN));
#if defined(OS_CHROMEOS)
shell->accelerator_controller()->SetImeControlDelegate(
scoped_ptr<ash::ImeControlDelegate>(new ImeController).Pass());
shell->high_contrast_controller()->SetEnabled(
chromeos::AccessibilityManager::Get()->IsHighContrastEnabled());
DCHECK(chromeos::MagnificationManager::Get());
bool magnifier_enabled =
chromeos::MagnificationManager::Get()->IsMagnifierEnabled();
ash::MagnifierType magnifier_type =
chromeos::MagnificationManager::Get()->GetMagnifierType();
shell->magnification_controller()->
SetEnabled(magnifier_enabled && magnifier_type == ash::MAGNIFIER_FULL);
shell->partial_magnification_controller()->
SetEnabled(magnifier_enabled && magnifier_type == ash::MAGNIFIER_PARTIAL);
if (!CommandLine::ForCurrentProcess()->HasSwitch(
switches::kDisableZeroBrowsersOpenForTests)) {
chrome::IncrementKeepAliveCount();
}
#endif
ash::Shell::GetPrimaryRootWindow()->GetHost()->Show();
}
void CloseAsh() {
if (ash::Shell::HasInstance())
ash::Shell::DeleteInstance();
}
} // namespace chrome
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