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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/views/ash/chrome_shell_delegate.h"
#include "ash/launcher/launcher_types.h"
#include "ash/system/tray/system_tray_delegate.h"
#include "ash/wm/partial_screenshot_view.h"
#include "ash/wm/window_util.h"
#include "base/command_line.h"
#include "chrome/browser/chromeos/login/screen_locker.h"
#include "chrome/browser/profiles/profile_manager.h"
#include "chrome/browser/ui/browser.h"
#include "chrome/browser/ui/browser_list.h"
#include "chrome/browser/ui/views/ash/app_list/app_list_view_delegate.h"
#include "chrome/browser/ui/views/ash/launcher/chrome_launcher_delegate.h"
#include "chrome/browser/ui/views/ash/status_area_host_aura.h"
#include "chrome/browser/ui/views/ash/window_positioner.h"
#include "chrome/browser/ui/views/frame/browser_view.h"
#include "chrome/common/chrome_notification_types.h"
#include "chrome/common/chrome_switches.h"
#include "content/public/browser/notification_service.h"
#include "ui/aura/window.h"
#if defined(OS_CHROMEOS)
#include "base/chromeos/chromeos_version.h"
#include "chrome/browser/chromeos/background/desktop_background_observer.h"
#include "chrome/browser/chromeos/kiosk_mode/kiosk_mode_settings.h"
#include "chrome/browser/chromeos/login/user_manager.h"
#include "chrome/browser/chromeos/system/ash_system_tray_delegate.h"
#include "chromeos/dbus/dbus_thread_manager.h"
#include "chromeos/dbus/power_manager_client.h"
#endif
// static
ChromeShellDelegate* ChromeShellDelegate::instance_ = NULL;
ChromeShellDelegate::ChromeShellDelegate()
: window_positioner_(new WindowPositioner()) {
instance_ = this;
#if defined(OS_CHROMEOS)
registrar_.Add(
this,
chrome::NOTIFICATION_LOGIN_USER_PROFILE_PREPARED,
content::NotificationService::AllSources());
#endif
}
ChromeShellDelegate::~ChromeShellDelegate() {
if (instance_ == this)
instance_ = NULL;
}
StatusAreaView* ChromeShellDelegate::GetStatusArea() {
return status_area_host_->GetStatusArea();
}
views::Widget* ChromeShellDelegate::CreateStatusArea() {
status_area_host_.reset(new StatusAreaHostAura());
views::Widget* status_area_widget =
status_area_host_.get()->CreateStatusArea();
return status_area_widget;
}
bool ChromeShellDelegate::IsUserLoggedIn() {
#if defined(OS_CHROMEOS)
// When running a Chrome OS build outside of a device (i.e. on a developer's
// workstation), pretend like we're always logged in.
if (!base::chromeos::IsRunningOnChromeOS())
return true;
return chromeos::UserManager::Get()->IsUserLoggedIn();
#else
return true;
#endif
}
void ChromeShellDelegate::LockScreen() {
#if defined(OS_CHROMEOS)
if (!CommandLine::ForCurrentProcess()->HasSwitch(switches::kGuestSession) &&
!chromeos::KioskModeSettings::Get()->IsKioskModeEnabled()) {
chromeos::DBusThreadManager::Get()->GetPowerManagerClient()->
NotifyScreenLockRequested();
}
#endif
}
void ChromeShellDelegate::UnlockScreen() {
// This is used only for testing thus far.
NOTIMPLEMENTED();
}
bool ChromeShellDelegate::IsScreenLocked() const {
#if defined(OS_CHROMEOS)
if (!chromeos::ScreenLocker::default_screen_locker())
return false;
return chromeos::ScreenLocker::default_screen_locker()->locked();
#else
return false;
#endif
}
void ChromeShellDelegate::Exit() {
BrowserList::AttemptUserExit();
}
void ChromeShellDelegate::NewWindow(bool is_incognito) {
Profile* profile = ProfileManager::GetDefaultProfileOrOffTheRecord();
Browser::NewEmptyWindow(is_incognito ? profile->GetOffTheRecordProfile() :
profile);
}
ash::AppListViewDelegate*
ChromeShellDelegate::CreateAppListViewDelegate() {
// Shell will own the created delegate.
return new AppListViewDelegate;
}
void ChromeShellDelegate::StartPartialScreenshot(
ash::ScreenshotDelegate* screenshot_delegate) {
ash::PartialScreenshotView::StartPartialScreenshot(screenshot_delegate);
}
ash::LauncherDelegate* ChromeShellDelegate::CreateLauncherDelegate(
ash::LauncherModel* model) {
ChromeLauncherDelegate* delegate = new ChromeLauncherDelegate(NULL, model);
delegate->Init();
return delegate;
}
ash::SystemTrayDelegate* ChromeShellDelegate::CreateSystemTrayDelegate(
ash::SystemTray* tray) {
#if defined(OS_CHROMEOS)
return chromeos::CreateSystemTrayDelegate(tray);
#else
return NULL;
#endif
}
ash::UserWallpaperDelegate* ChromeShellDelegate::CreateUserWallpaperDelegate() {
#if defined(OS_CHROMEOS)
return chromeos::CreateUserWallpaperDelegate();
#else
return NULL;
#endif
}
void ChromeShellDelegate::Observe(int type,
const content::NotificationSource& source,
const content::NotificationDetails& details) {
#if defined(OS_CHROMEOS)
switch (type) {
case chrome::NOTIFICATION_LOGIN_USER_PROFILE_PREPARED:
ash::Shell::GetInstance()->CreateLauncher();
break;
default:
NOTREACHED() << "Unexpected notification " << type;
}
#else
// MSVC++ warns about switch statements without any cases.
NOTREACHED() << "Unexpected notification " << type;
#endif
}
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