[4838] | 1 | /*! |
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[9662] | 2 | * @file new_object_list.h |
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[9659] | 3 | * @brief Definition of a dynamically allocating ClassID |
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| 4 | * |
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| 5 | */ |
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[1853] | 6 | |
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[9662] | 7 | #ifndef _NEW_OBJECT_LIST_H |
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| 8 | #define _NEW_OBJECT_LIST_H |
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[1853] | 9 | |
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[9659] | 10 | #include "type_info.h" |
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| 11 | #include <set> |
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[9663] | 12 | #include <list> |
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[9659] | 13 | #include <string> |
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[1853] | 14 | |
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[3543] | 15 | |
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[9663] | 16 | #define NewObjectListDeclaration(ClassName) \ |
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| 17 | static NewObjectList<ClassName> objectList |
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[9660] | 18 | |
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[9663] | 19 | #define NewObjectListDefinition(ClassName) \ |
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| 20 | NewObjectList<ClassName> ClassName::objectList(#ClassName) |
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| 21 | |
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[9661] | 22 | class NewObjectListBase |
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[9659] | 23 | { |
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| 24 | public: |
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[9666] | 25 | class IteratorBase { }; |
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| 26 | |
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| 27 | public: |
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[9659] | 28 | int id() const { return _id; }; |
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| 29 | const std::string& name() const { return _name; }; |
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[9663] | 30 | bool operator==(int id) const { return _id == id; }; |
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| 31 | bool operator==(const std::string& name) const { return _name == name; }; |
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[2036] | 32 | |
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[9660] | 33 | |
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[9663] | 34 | /// Comparing operators. |
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[9661] | 35 | bool compareName(const NewObjectListBase& more) { return this->_name < more.name(); }; |
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| 36 | bool compareID(const NewObjectListBase& more) { return this->_id < more.id(); }; |
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| 37 | |
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[9663] | 38 | static unsigned int classCount() { return _idCounter; }; |
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| 39 | static const std::string& IDToString(int classID); |
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| 40 | static int StringToID(const std::string& className); |
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| 41 | |
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| 42 | static const std::list<std::string>& getClassNames(); |
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| 43 | |
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[9660] | 44 | protected: |
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[9665] | 45 | |
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[9661] | 46 | NewObjectListBase(const std::string& className); |
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| 47 | ~NewObjectListBase(); |
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[9663] | 48 | |
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[9659] | 49 | private: |
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[9661] | 50 | NewObjectListBase(const NewObjectListBase&); |
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[1853] | 51 | |
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[9663] | 52 | static bool classNameExists(const std::string& className); |
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[9660] | 53 | |
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[9659] | 54 | private: |
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[9660] | 55 | int _id; |
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| 56 | std::string _name; |
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| 57 | |
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| 58 | private: |
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[9661] | 59 | typedef std::set<NewObjectListBase*> cList; |
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| 60 | |
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[9660] | 61 | static int _idCounter; //!< A counter, that gives all classes a Unique ClassID. Access to this Variable is to be Thread-Safe. |
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[9661] | 62 | static cList* _classes; //!< A Set of all the classes in existance. |
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[9663] | 63 | static std::list<std::string> _classNames; //!< A list of all the registered ClassNames. |
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[9659] | 64 | }; |
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[1853] | 65 | |
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[9661] | 66 | |
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| 67 | ///////////////////////// |
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| 68 | //// TEMPLATISATION ///// |
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| 69 | ///////////////////////// |
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[9663] | 70 | //! Defines a ObjectsList handler for objects of type T. |
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| 71 | /** |
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| 72 | * @note The Class must define the compare with const std::string& operator for this to work. |
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| 73 | */ |
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[9665] | 74 | template<class T> |
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| 75 | class NewObjectList : public NewObjectListBase |
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[9659] | 76 | { |
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| 77 | public: |
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[9663] | 78 | typedef std::list<T*> list; |
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| 79 | typedef typename list::iterator iterator; |
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| 80 | |
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[9666] | 81 | class Iterator : public NewObjectListBase::IteratorBase |
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[9665] | 82 | { |
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| 83 | public: |
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| 84 | typename NewObjectList::iterator it; |
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| 85 | }; |
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| 86 | |
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[9663] | 87 | public: |
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[9661] | 88 | NewObjectList(const std::string& name); |
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| 89 | ~NewObjectList(); |
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[3245] | 90 | |
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[9663] | 91 | T* getObject(const std::string& name) const; |
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| 92 | inline const list& objects() const { return _objects; }; |
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| 93 | |
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[9664] | 94 | void registerObject(T* object); |
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[9665] | 95 | void unregisterObject(const IteratorBase& iterator); |
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[9663] | 96 | |
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[9660] | 97 | private: |
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| 98 | //! the copy constructor will be hidden. |
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[9661] | 99 | NewObjectList(const NewObjectList& definer) {}; |
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[9663] | 100 | |
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[9665] | 101 | private: |
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[9663] | 102 | list _objects; |
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[9660] | 103 | }; |
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[9659] | 104 | |
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[9665] | 105 | |
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| 106 | |
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| 107 | |
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| 108 | |
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| 109 | ///////////////////////// |
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| 110 | //// IMPLEMENTATION ///// |
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| 111 | ///////////////////////// |
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[9660] | 112 | template <class T> |
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[9661] | 113 | NewObjectList<T>::NewObjectList(const std::string& name) |
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| 114 | : NewObjectListBase(name) |
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[9660] | 115 | {} |
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[9659] | 116 | |
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[9660] | 117 | template <class T> |
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[9661] | 118 | NewObjectList<T>::~NewObjectList() |
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[9663] | 119 | { |
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| 120 | assert(_objects.empty()); |
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| 121 | } |
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[9659] | 122 | |
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[9663] | 123 | template <class T> |
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| 124 | T* NewObjectList<T>::getObject(const std::string& name) const |
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| 125 | { |
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| 126 | iterator it = std::find(this->_objects.begin(), this->_objects.end(), name); |
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| 127 | if (it != this->_objects.end()) |
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| 128 | return *it; |
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| 129 | else |
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| 130 | return NULL; |
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| 131 | } |
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[9659] | 132 | |
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[9664] | 133 | template <class T> |
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| 134 | void NewObjectList<T>::registerObject(T* object) |
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| 135 | { |
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| 136 | this->_objects.push_back(object); |
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| 137 | } |
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| 138 | |
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| 139 | template <class T> |
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[9665] | 140 | void NewObjectList<T>::unregisterObject(const IteratorBase& iterator) |
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[9664] | 141 | { |
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[9665] | 142 | this->_objects.erase(static_cast<Iterator>(iterator)); |
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| 143 | //_objects.erase(std::find(_objects.begin(), _objects.end(), object)); |
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[9664] | 144 | } |
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| 145 | |
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| 146 | |
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[9662] | 147 | #endif /* _NEW_OBJECT_LIST_H */ |
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