#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 shared_qobject_ptr() : QSharedPointer<T>() {} constexpr 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) {} void reset() { QSharedPointer<T>::reset(); } void reset(const shared_qobject_ptr<T>& other) { shared_qobject_ptr<T> t(other); this->swap(t); } };