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/* Copyright (c) 2016, Stanislaw Halik <sthalik@misaki.pl>
* Permission to use, copy, modify, and/or distribute this
* software for any purpose with or without fee is hereby granted,
* provided that the above copyright notice and this permission
* notice appear in all copies.
*/
#pragma once
#include <map>
#include <vector>
#include <tuple>
#include <typeinfo>
#include <typeindex>
#include <QVariant>
#include <QString>
#include <QMutex>
#include <QMutexLocker>
#include "export.hpp"
namespace options {
class value_;
}
namespace options::detail {
class OTR_OPTIONS_EXPORT connector
{
friend class ::options::value_;
using value_type = value_*;
using value_vec = std::vector<value_type>;
using comparator = bool(*)(const QVariant&, const QVariant&);
using tt = std::tuple<value_vec, comparator, std::type_index>;
std::map<QString, tt> connected_values;
void on_value_destructed(const QString& name, value_type val);
void on_value_created(const QString& name, value_type val);
bool on_value_destructed_impl(const QString& name, value_type val);
protected:
void notify_values(const QString& name) const;
void notify_all_values() const;
virtual QMutex* get_mtx() const = 0;
template<typename F>
void forall(F&& fun)
{
QMutexLocker l(get_mtx());
for (auto& pair : connected_values)
for (auto& val : std::get<0>(pair.second))
fun(pair.first, val);
}
public:
connector();
virtual ~connector();
bool is_equal(const QString& name, const QVariant& val1, const QVariant& val2) const;
connector(const connector&) = default;
connector& operator=(const connector&) = default;
connector(connector&&) = default;
connector& operator=(connector&&) = default;
};
} // ns options::detail
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