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#pragma once
#include <QObject>
#include <QSharedPointer>
#include <functional>
#include <memory>
/**
* A unique pointer class with unique pointer semantics intended for derivates of QObject
* Calls deleteLater() instead of destroying the contained object immediately
*/
template <typename T>
using unique_qobject_ptr = QScopedPointer<T, QScopedPointerDeleteLater>;
/**
* A shared pointer class with shared pointer semantics intended for derivates of QObject
* Calls deleteLater() instead of destroying the contained object immediately
*/
template <typename T>
class shared_qobject_ptr : public QSharedPointer<T> {
public:
constexpr explicit shared_qobject_ptr() : QSharedPointer<T>() {}
constexpr explicit shared_qobject_ptr(T* ptr) : QSharedPointer<T>(ptr, &QObject::deleteLater) {}
constexpr shared_qobject_ptr(std::nullptr_t null_ptr) : QSharedPointer<T>(null_ptr, &QObject::deleteLater) {}
template <typename Derived>
constexpr shared_qobject_ptr(const shared_qobject_ptr<Derived>& other) : QSharedPointer<T>(other)
{}
template <typename Derived>
constexpr shared_qobject_ptr(const QSharedPointer<Derived>& other) : QSharedPointer<T>(other)
{}
void reset() { QSharedPointer<T>::reset(); }
void reset(T*&& other)
{
shared_qobject_ptr<T> t(other);
this->swap(t);
}
void reset(const shared_qobject_ptr<T>& other)
{
shared_qobject_ptr<T> t(other);
this->swap(t);
}
};
template <typename T, typename... Args>
shared_qobject_ptr<T> makeShared(Args... args)
{
auto obj = new T(args...);
return shared_qobject_ptr<T>(obj);
}
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