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ValidatorSignalChange.h
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ValidatorSignalChange.h
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#ifndef MANTID_KERNEL_VALIDATOR_SIGNAL_CHANGE_H_
#define MANTID_KERNEL_VALIDATOR_SIGNAL_CHANGE_H_
//----------------------------------------------------------------------
// Includes
//----------------------------------------------------------------------
#include "MantidKernel/DllConfig.h"
#include "MantidKernel/IValidator.h"
#include "MantidKernel/Property.h"
#include "MantidKernel/Logger.h"
#include "boost/signal.hpp"
//#include <string>
namespace Mantid
{
namespace Kernel
{
/** ValidatorSignalChange is a validator, which connects to a property and signals to subscribers that this property has changed
DO NOT USE -- it is currently the concept, which has memory leak.
@date 03/11/2011
Copyright © 2007-9 ISIS Rutherford Appleton Laboratory & NScD Oak Ridge National Laboratory
This file is part of Mantid.
Mantid is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
Mantid is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
File change history is stored at: <https://svn.mantidproject.org/mantid/trunk/Code/Mantid>.
Code Documentation is available at: <http://doxygen.mantidproject.org>
*/
template <typename TYPE>
class DLLExport ValidatorSignalChange : public IValidator< TYPE >, public boost::signal<std::string (Property const *const)>
{
public:
/// Constructor; takes property to check
ValidatorSignalChange(Property const *const pProp):
IValidator<TYPE>() ,
boost::signal<std::string (Property const* const)>(),
pPropObserved(pProp)
{}
///virtual Destructor
virtual ~ValidatorSignalChange() {}
//------------------------------------------------------------------------------------------------------------
/** Calls the validator, but validates nothing. Sends signal to subscribers instead
* Returns the results of the function, which is excecuted, when the signal has been called;
*/
std::string isValid(const TYPE &) const
{
return this->operator()(pPropObserved);
}
//------------------------------------------------------------------------------------------------------------
/** Does not verify allowed values
* @return The set of allowed values of this validato is an empty set
*/
std::set<std::string> allowedValues() const { return std::set<std::string>(); }
//
/** Make a copy of the present type of validator */
IValidator<TYPE>* clone(){return new ValidatorSignalChange<TYPE>(pPropObserved);}
//
protected:
/// always valid
std::string checkValidity(const TYPE &) const{return std::string("");}
private:
// the pointer to property, this validator checks.
Property const *const pPropObserved;
//
};
} // namespace Kernel
} // namespace Mantid
#endif /*MANTID_KERNEL_IVALIDATOR_H_*/