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// Copyright (c) 2010 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.
#ifndef CHROME_BROWSER_CHROMEOS_CROS_CROS_LIBRARY_H_
#define CHROME_BROWSER_CHROMEOS_CROS_CROS_LIBRARY_H_
#include <string>
#include "base/basictypes.h"
#include "base/singleton.h"
namespace chromeos {
class CryptohomeLibrary;
class KeyboardLibrary;
class InputMethodLibrary;
class LibraryLoader;
class LoginLibrary;
class MountLibrary;
class NetworkLibrary;
class PowerLibrary;
class ScreenLockLibrary;
class SpeechSynthesisLibrary;
class SynapticsLibrary;
class SyslogsLibrary;
class SystemLibrary;
class UpdateLibrary;
// This class handles access to sub-parts of ChromeOS library. it provides
// a level of indirection so individual libraries that it exposes can
// be mocked for testing.
class CrosLibrary {
public:
// This class provides access to internal members of CrosLibrary class for
// purpose of testing (i.e. replacement of members' implementation with
// mock objects).
class TestApi {
public:
// Passing true for own for these setters will cause them to be deleted
// when the CrosLibrary is deleted (or other mocks are set).
// Setter for LibraryLoader.
void SetLibraryLoader(LibraryLoader* loader, bool own);
// Setter for CryptohomeLibrary.
void SetCryptohomeLibrary(CryptohomeLibrary* library, bool own);
// Setter for KeyboardLibrary
void SetKeyboardLibrary(KeyboardLibrary* library, bool own);
// Setter for InputMethodLibrary
void SetInputMethodLibrary(InputMethodLibrary* library, bool own);
// Setter for LoginLibrary.
void SetLoginLibrary(LoginLibrary* library, bool own);
// Setter for MountLibrary.
void SetMountLibrary(MountLibrary* library, bool own);
// Setter for NetworkLibrary.
void SetNetworkLibrary(NetworkLibrary* library, bool own);
// Setter for PowerLibrary.
void SetPowerLibrary(PowerLibrary* library, bool own);
// Setter for ScreenLockLibrary.
void SetScreenLockLibrary(ScreenLockLibrary* library, bool own);
// Setter for SpeechSynthesisLibrary.
void SetSpeechSynthesisLibrary(SpeechSynthesisLibrary* library, bool own);
// Setter for SynapticsLibrary.
void SetSynapticsLibrary(SynapticsLibrary* library, bool own);
// Setter for SyslogsLibrary.
void SetSyslogsLibrary(SyslogsLibrary* library, bool own);
// Setter for SystemLibrary.
void SetSystemLibrary(SystemLibrary* library, bool own);
// Setter for UpdateLibrary.
void SetUpdateLibrary(UpdateLibrary* library, bool own);
private:
friend class CrosLibrary;
explicit TestApi(CrosLibrary* library) : library_(library) {}
CrosLibrary* library_;
};
// This gets the CrosLibrary.
static CrosLibrary* Get();
// Getter for CryptohomeLibrary.
CryptohomeLibrary* GetCryptohomeLibrary();
// Getter for KeyboardLibrary
KeyboardLibrary* GetKeyboardLibrary();
// Getter for InputMethodLibrary
InputMethodLibrary* GetInputMethodLibrary();
// Getter for LoginLibrary.
LoginLibrary* GetLoginLibrary();
// Getter for MountLibrary
MountLibrary* GetMountLibrary();
// Getter for NetworkLibrary
NetworkLibrary* GetNetworkLibrary();
// Getter for PowerLibrary
PowerLibrary* GetPowerLibrary();
// Getter for ScreenLockLibrary
ScreenLockLibrary* GetScreenLockLibrary();
// This gets the singleton SpeechSynthesisLibrary.
SpeechSynthesisLibrary* GetSpeechSynthesisLibrary();
// This gets the singleton SynapticsLibrary.
SynapticsLibrary* GetSynapticsLibrary();
// This gets the singleton SyslogsLibrary.
SyslogsLibrary* GetSyslogsLibrary();
// This gets the singleton SystemLibrary.
SystemLibrary* GetSystemLibrary();
// This gets the singleton UpdateLibrary.
UpdateLibrary* GetUpdateLibrary();
// Getter for Test API that gives access to internal members of this class.
TestApi* GetTestApi();
// Ensures that the library is loaded, loading it if needed. If the library
// could not be loaded, returns false.
bool EnsureLoaded();
// Returns an unlocalized string describing the last load error (if any).
const std::string& load_error_string() {
return load_error_string_;
}
private:
friend struct DefaultSingletonTraits<chromeos::CrosLibrary>;
friend class CrosLibrary::TestApi;
CrosLibrary();
virtual ~CrosLibrary();
LibraryLoader* library_loader_;
CryptohomeLibrary* crypto_lib_;
KeyboardLibrary* keyboard_lib_;
InputMethodLibrary* input_method_lib_;
LoginLibrary* login_lib_;
MountLibrary* mount_lib_;
NetworkLibrary* network_lib_;
PowerLibrary* power_lib_;
ScreenLockLibrary* screen_lock_lib_;
SpeechSynthesisLibrary* speech_synthesis_lib_;
SynapticsLibrary* synaptics_lib_;
SyslogsLibrary* syslogs_lib_;
SystemLibrary* system_lib_;
UpdateLibrary* update_lib_;
bool own_library_loader_;
bool own_cryptohome_lib_;
bool own_keyboard_lib_;
bool own_input_method_lib_;
bool own_login_lib_;
bool own_mount_lib_;
bool own_network_lib_;
bool own_power_lib_;
bool own_screen_lock_lib_;
bool own_speech_synthesis_lib_;
bool own_synaptics_lib_;
bool own_syslogs_lib_;
bool own_system_lib_;
bool own_update_lib_;
// True if libcros was successfully loaded.
bool loaded_;
// True if the last load attempt had an error.
bool load_error_;
// Contains the error string from the last load attempt.
std::string load_error_string_;
TestApi* test_api_;
DISALLOW_COPY_AND_ASSIGN(CrosLibrary);
};
} // namespace chromeos
#endif // CHROME_BROWSER_CHROMEOS_CROS_CROS_LIBRARY_H_
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