Deletable.h

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#ifndef COVER_DELETABLE_H
#define COVER_DELETABLE_H
 
#include <vector>
#include <deque>
 
class Deletable
{
public:
    virtual ~Deletable();
    void deleteLater();
};
 
class DeletionManager
{
    friend class Deletable;
 
    static DeletionManager *s_instance;
 
    DeletionManager();
    ~DeletionManager();
 
    void add(Deletable *obj);
 
    std::deque<std::vector<Deletable *>> m_destroyList;
 
public:
    static DeletionManager *the();
    static void destroy();
 
    bool run();
};
#endif