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// Copyright 2013 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/multi_user/multi_user_window_manager.h"
#include "base/logging.h"
#include "chrome/browser/ui/ash/multi_user/multi_user_window_manager_stub.h"
#if defined(OS_CHROMEOS)
#include "ash/ash_switches.h"
#include "ash/multi_profile_uma.h"
#include "ash/session/session_state_delegate.h"
#include "ash/shell.h"
#include "ash/shell_delegate.h"
#include "chrome/browser/ui/ash/multi_user/multi_user_window_manager_chromeos.h"
#include "components/user_manager/user_info.h"
#endif
namespace {
chrome::MultiUserWindowManager* g_instance = NULL;
} // namespace
namespace chrome {
// Caching the current multi profile mode to avoid expensive detection
// operations.
chrome::MultiUserWindowManager::MultiProfileMode
chrome::MultiUserWindowManager::multi_user_mode_ =
chrome::MultiUserWindowManager::MULTI_PROFILE_MODE_UNINITIALIZED;
// static
MultiUserWindowManager* MultiUserWindowManager::GetInstance() {
return g_instance;
}
MultiUserWindowManager* MultiUserWindowManager::CreateInstance() {
DCHECK(!g_instance);
multi_user_mode_ = MULTI_PROFILE_MODE_OFF;
#if defined(OS_CHROMEOS)
ash::MultiProfileUMA::SessionMode mode =
ash::MultiProfileUMA::SESSION_SINGLE_USER_MODE;
if (!g_instance &&
ash::Shell::GetInstance()->delegate()->IsMultiProfilesEnabled()) {
MultiUserWindowManagerChromeOS* manager =
new MultiUserWindowManagerChromeOS(ash::Shell::GetInstance()
->session_state_delegate()
->GetUserInfo(0)
->GetUserID());
g_instance = manager;
manager->Init();
multi_user_mode_ = MULTI_PROFILE_MODE_SEPARATED;
mode = ash::MultiProfileUMA::SESSION_SEPARATE_DESKTOP_MODE;
} else if (ash::Shell::GetInstance()->delegate()->IsMultiProfilesEnabled()) {
// The side by side mode is using the Single user window manager since all
// windows are unmanaged side by side.
multi_user_mode_ = MULTI_PROFILE_MODE_MIXED;
mode = ash::MultiProfileUMA::SESSION_SIDE_BY_SIDE_MODE;
}
ash::MultiProfileUMA::RecordSessionMode(mode);
#endif
// If there was no instance created yet we create a dummy instance.
if (!g_instance)
g_instance = new MultiUserWindowManagerStub();
return g_instance;
}
// static
MultiUserWindowManager::MultiProfileMode
MultiUserWindowManager::GetMultiProfileMode() {
return multi_user_mode_;
}
// satic
bool MultiUserWindowManager::ShouldShowAvatar(aura::Window* window) {
// Note: In case of the M-31 mode the window manager won't exist.
if (GetMultiProfileMode() == MULTI_PROFILE_MODE_SEPARATED) {
// If the window is shown on a different desktop than the user, it should
// have the avatar icon
MultiUserWindowManager* instance = GetInstance();
return !instance->IsWindowOnDesktopOfUser(window,
instance->GetWindowOwner(window));
}
return false;
}
// static
void MultiUserWindowManager::DeleteInstance() {
DCHECK(g_instance);
delete g_instance;
g_instance = NULL;
multi_user_mode_ = MULTI_PROFILE_MODE_UNINITIALIZED;
}
void MultiUserWindowManager::SetInstanceForTest(
MultiUserWindowManager* instance,
MultiProfileMode mode) {
if (g_instance)
DeleteInstance();
g_instance = instance;
multi_user_mode_ = mode;
}
} // namespace chrome
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