TuttleOFX/libraries/tuttle/src/tuttle/host/NodeListArg.hpp

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#ifndef _TUTTLE_HOST_CORE_NODELISTARG_HPP_
#define _TUTTLE_HOST_CORE_NODELISTARG_HPP_

#include <string>
#include <list>

namespace tuttle {
namespace host {

class INode;

/**
 * @brief An utility class to use as function argument. It allows to create a list of nodes from multiple inputs.
 * 
 * All constructors are not "explicit", so we could automatically convert the
 * input inside when we use it as a function argument.
 */
class NodeListArg
{
public:
        NodeListArg()
        {}
        NodeListArg( const std::list<std::string>& nodes )
        : _nodes( nodes )
        {}
        NodeListArg( const std::list<INode*>& nodes );
        
        NodeListArg( const std::string& node )
        {
                _nodes.push_back( node );
        }
        NodeListArg( const INode& node );

public:
        const std::list<std::string>& getNodes() const { return _nodes; }

private:
        std::list<std::string> _nodes;
};

}
}

#endif