TuttleOFX/libraries/tuttle/src/tuttle/host/ofx/attribute/OfxhParamPushButton.hpp

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#ifndef _TUTTLE_HOST_OFX_PARAM_PARAMPUSHBUTTON_HPP_
#define _TUTTLE_HOST_OFX_PARAM_PARAMPUSHBUTTON_HPP_

#include "OfxhParam.hpp"
#include "OfxhParamDescriptor.hpp"
#include "OfxhParamSet.hpp"
#include "OfxhKeyframeParam.hpp"

namespace tuttle {
namespace host {
namespace ofx {
namespace attribute {

class OfxhParamPushButton
        : public OfxhParam
        , public OfxhKeyframeParam
{
public:
        OfxhParamPushButton( const OfxhParamDescriptor& descriptor, const std::string& name, OfxhParamSet& setInstance ) : OfxhParam( descriptor, name, setInstance ) {}

        // Pushbutton params don't have values; just ignore set/get
        virtual void getValue( double& ) const OFX_EXCEPTION_SPEC {};
        virtual void getValueAtTime( const OfxTime time, double& ) const OFX_EXCEPTION_SPEC {};
        virtual void setValue( const double&, const EChange change ) OFX_EXCEPTION_SPEC {};
        virtual void setValueAtTime( const OfxTime time, const double&, const EChange change ) OFX_EXCEPTION_SPEC {};
        virtual void setValue( const int& v, const EChange change ) OFX_EXCEPTION_SPEC {};
        virtual void setValueAtTime( const OfxTime time, const int& v, const EChange change ) OFX_EXCEPTION_SPEC {};
        virtual void setValueFromExpression( const std::string& value, const EChange change ) OFX_EXCEPTION_SPEC { }
        inline void setValueFromExpression( const std::string& value ) OFX_EXCEPTION_SPEC { setValueFromExpression( value, eChangeUserEdited ); }

        bool paramTypeHasData() const { return false; }

        std::size_t getHashAtTime( const OfxTime time ) const { return 0; }
};

}
}
}
}

#endif