Окончательная версия делегата, обобщённая с помощью всех этих макросов, будет выглядеть так:
>template‹class TRet TEMPLATE_PARAMS›
>class I_DELEGATE {
>public:
> virtual ~I_DELEGATE() {}
> virtual TRet Invoke(PARAMS) = 0;
> virtual bool Compare(I_DELEGATE‹TRet TEMPLATE_ARGS›* pDelegate) = 0;
>};
>template‹class TRet TEMPLATE_PARAMS›
>class C_STATIC_DELEGATE: public I_DELEGATE‹TRet TEMPLATE_ARGS› {
>public:
> typedef TRet (*PFunc)(PARAMS);
> C_STATIC_DELEGATE(PFunc pFunc) { m_pFunc = pFunc; }
> virtual TRet Invoke(PARAMS) { return m_pFunc(ARGS); }
> virtual bool Compare(I_DELEGATE‹TRet TEMPLATE_ARGS›* pDelegate) {
> C_STATIC_DELEGATE‹TRet TEMPLATE_ARGS›* pStaticDel = dynamic_cast‹C_STATIC_DELEGATE‹TRet TEMPLATE_ARGS›*›(pDelegate);
> if (pStaticDel == NULL || pStaticDel-›m_pFunc != m_pFunc) return false;
> return true;
> }
>private:
> PFunc m_pFunc;
>};
>template‹class TObj, class TRet TEMPLATE_PARAMS›
>class C_METHOD_DELEGATE: public I_DELEGATE‹TRet TEMPLATE_ARGS› {
>public:
> typedef TRet (TObj::*PMethod)(PARAMS);
> C_METHOD_DELEGATE(TObj* pObj, PMethod pMethod) {
> m_pObj = pObj;
> m_pMethod = pMethod;
> }
> virtual TRet Invoke(PARAMS) { return (m_pObj-›*m_pMethod)(ARGS); }
> virtual bool Compare(I_DELEGATE‹TRet TEMPLATE_ARGS›* pDelegate) {
> C_METHOD_DELEGATE‹TObj, TRet TEMPLATE_ARGS›* pMethodDel = dynamic_cast‹C_METHOD_DELEGATE‹TObj, TRet TEMPLATE_ARGS›*›(pDelegate);
> if (pMethodDel == NULL || pMethodDel-›m_pObj != m_pObj || pMethodDel-›m_pMethod != m_pMethod) { return false; }
> return true;
> }
>private:
> TObj *m_pObj;
> PMethod m_pMethod;
>};
>template‹class TRet TEMPLATE_PARAMS›
>I_DELEGATE‹TRet TEMPLATE_ARGS›* NewDelegate(TRet (*pFunc)(PARAMS)) {
> return new C_STATIC_DELEGATE‹TRet TEMPLATE_ARGS›(pFunc);
>}
>template ‹class TObj, class TRet TEMPLATE_PARAMS›
>I_DELEGATE‹TRet TEMPLATE_ARGS›* NewDelegate(TObj* pObj, TRet (TObj::*pMethod)(PARAMS)) {
> return new C_METHOD_DELEGATE‹TObj, TRet TEMPLATE_ARGS› (pObj, pMethod);
>}
>template‹class TRet TEMPLATE_PARAMS›
>class C_DELEGATE {
>public:
> typedef I_DELEGATE‹TRet TEMPLATE_ARGS› IDelegate;
> typedef std::list‹IDelegate*› DelegateList;
> C_DELEGATE(IDelegate* pDelegate = NULL) { >Add(pDelegate); }
> ~C_DELEGATE() { RemoveAll(); }
> bool IsNull() { return (m_DelegateList.empty()); }
> C_DELEGATE‹TRet TEMPLATE_ARGS›& operator=(IDelegate* pDelegate) {
> RemoveAll();
> Add(pDelegate);
> return *this;
> }
> C_DELEGATE‹TRet TEMPLATE_ARGS›& operator+=(IDelegate* pDelegate) {
> Add(pDelegate);
> return *this;
