// -*- Mode: C++; indent-tabs-mode: nil; tab-width: 2 -*-
/*
* Copyright (C) 2013 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: Marco Trevisan
*/
#ifndef UNITY_CONNECTION_MANAGER
#define UNITY_CONNECTION_MANAGER
#include
#include
#include
#include "ActionHandle.h"
namespace unity
{
namespace connection
{
typedef unity::action::handle handle;
class Wrapper
{
public:
typedef std::shared_ptr Ptr;
Wrapper() {};
Wrapper(sigc::connection const& conn) : conn_(conn) {}
~Wrapper() { conn_.disconnect(); };
operator sigc::connection() const { return conn_; }
operator bool() const { return conn_.connected(); }
Wrapper& operator=(sigc::connection const& conn) { conn_.disconnect(); conn_ = conn; return *this; }
const sigc::connection* operator->() const { return &conn_; }
sigc::connection* operator->() { return &conn_; }
sigc::connection const& operator*() const { return conn_; }
sigc::connection& operator*() { return conn_; }
sigc::connection const& Get() const { return conn_; }
private:
Wrapper(Wrapper const&) = delete;
Wrapper& operator=(Wrapper const&) = delete;
sigc::connection conn_;
};
class Manager
{
public:
Manager() = default;
handle Add(sigc::connection const&);
bool Remove(handle);
bool RemoveAndClear(handle*);
handle Replace(handle const&, sigc::connection const&);
sigc::connection Get(handle const&) const;
void Clear();
bool Empty() const;
size_t Size() const;
private:
Manager(Manager const&) = delete;
Manager& operator=(Manager const&) = delete;
std::unordered_map connections_;
};
} // connection namespace
} // unity namespace
#endif