Add support for callbacks

common/callback.hpp

@@ -0,0 +1,41 @@
+#ifndef _COMMON_CALLBACK_HPP_
+#define _COMMON_CALLBACK_HPP_
+#ifndef _COMMON_CALLBACKDATA_HPP_
+#include <common/cbdata.hpp>
+#endif
+#ifndef _COMMON_PURECALLBACK_HPP_
+#include <common/pcallbck.hpp>
+#endif
+#ifndef _COMMON_CALLBACKPOINTER_HPP_
+#include <common/cbptr.hpp>
+#endif
+
+template <class T,class D>
+class Callback : public PureCallback<D>
+{
+public:
+  typedef LONG (T::*PFNMETHOD)(CallbackData<D> &callbackData);
+	Callback(void);
+	Callback(const Callback<T,D> &someCallback);
+	Callback(T *lpObject,PFNMETHOD lpMethod);
+	virtual ~Callback();
+	void setObject(T *lpObject);
+	void setMethod(PFNMETHOD lpMethod);
+	void setCallback(T *lpObject,PFNMETHOD lpMethod);
+	WORD operator==(const Callback<T,D> &someCallback)const;
+	void operator=(const Callback<T,D> &someCallback);
+	LONG operator*(CallbackData<D> &someCallbackData);
+private:
+	T *mlpObject;
+	LONG (T::*mlpMethod)(CallbackData<D> &someCallbackData);
+};
+
+template <class T,class D>
+inline
+LONG Callback<T,D>::operator*(CallbackData<D> &someCallbackData)
+{
+	if((!mlpObject)||(!mlpMethod))return (LONG)0;
+	return (mlpObject->*mlpMethod)(someCallbackData);
+}
+#include <common/callback.tpp>
+#endif