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AlephRegisteredAction.h

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//
// CLASS AlephRegisteredAction
// Registers an interactive function class to ALPHA++
//
// Author :  C. Delaere
//

#ifndef _ALEPHREGISTEREDACTION_H_
#define _ALEPHREGISTEREDACTION_H_

#include <vector>

#if defined(__GNUC__)
#pragma interface
#endif

class AlephAbstractInteractiveFunction;
class AlephExManager;

template<class Type>
class AlephRegisteredAction
{
        public:
                AlephRegisteredAction();
                virtual ~AlephRegisteredAction() {}
};


#if defined(__GNUC__)
#pragma implementation
#endif

#include <typeinfo>
#include "AlephAbstractInteractiveFunction.h"
#include "AlephInteractiveHandler.h"

template <class Type>
AlephRegisteredAction<Type>::AlephRegisteredAction()
{
        // instanciate the class
        Type* myclass = new Type(AlephInteractiveHandler::TheAlephInteractiveHandler());
        // check that it is an AlephAbstractInteractiveFunction
        AlephAbstractInteractiveFunction* mycheckedclass = dynamic_cast<AlephAbstractInteractiveFunction*>(myclass);
        if(mycheckedclass==NULL)
        {
                cerr << "ERROR: tried to register the class " << typeid(myclass).name() << " as an AlephAbstractInteractiveFunction" << endl;
                delete myclass;
                return;
        }
        // check that it is not already registered
        string name = mycheckedclass->Name();
        for(vector<AlephAbstractInteractiveFunction*>::iterator existing = AlephInteractiveHandler::InteractiveFunctionsList.begin();
                        existing<AlephInteractiveHandler::InteractiveFunctionsList.end(); existing++)
                if ((*existing)->Name() == name)
                {
                        delete myclass;
                        return;
                }
        // check if there is an old action for this code... if this is the case, delete it.
        int code = mycheckedclass->Code();
        for(vector<AlephAbstractInteractiveFunction*>::iterator existing = AlephInteractiveHandler::InteractiveFunctionsList.begin();
                        existing<AlephInteractiveHandler::InteractiveFunctionsList.end(); existing++)
                if ((*existing)->Code() == code)
                {
                        delete *existing;
                        *existing = myclass;
                        return;
                }
        // add the class to the registry.
        AlephInteractiveHandler::InteractiveFunctionsList.push_back(myclass);
}

#endif

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