// -*- Mode: C++; indent-tabs-mode: nil; tab-width: 2 -*-
/*
* Copyright (C) 2014 Canonical Ltd
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 3 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see .
*
* Authored by: William Hua
*/
#ifndef UNITY_LOCKSCREEN_ACCELERATORS
#define UNITY_LOCKSCREEN_ACCELERATORS
#include
#include
#include
namespace unity
{
namespace lockscreen
{
enum class PressedState : unsigned int;
class Accelerator
{
public:
typedef std::shared_ptr Ptr;
Accelerator(unsigned int keysym, unsigned int keycode, unsigned int modifiers);
explicit Accelerator(std::string const& string);
bool operator==(Accelerator const& accelerator) const;
sigc::signal activated;
private:
bool KeyPressActivate();
bool KeyReleaseActivate();
bool HandleKeyPress(unsigned int keysym,
unsigned int modifiers,
PressedState pressed_state);
bool HandleKeyRelease(unsigned int keysym,
unsigned int modifiers,
PressedState pressed_state);
unsigned int keysym_;
unsigned int keycode_;
unsigned int modifiers_;
bool active_;
bool activated_;
friend class Accelerators;
};
class Accelerators
{
public:
typedef std::shared_ptr Ptr;
Accelerators();
void Clear();
void Add(Accelerator::Ptr const& accelerator);
void Remove(Accelerator::Ptr const& accelerator);
bool HandleKeyPress(unsigned int keysym,
unsigned int modifiers);
bool HandleKeyRelease(unsigned int keysym,
unsigned int modifiers);
private:
std::vector accelerators_;
PressedState pressed_state_;
};
} // lockscreen namespace
} // unity namespace
#endif // UNITY_LOCKSCREEN_ACCELERATORS