writeobj.hpp

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// See ../../license.txt for license information.
//
// writeobj.hpp
//
// NOTES
//              XML Writer for the persistence framework.
//
// 21-Jul-2003  phamilton  Created
//

#ifndef incPERSIST_XML_WRITEOBJ
#define incPERSIST_XML_WRITEOBJ

// forwards
#include <iostream>
#include <string>
#include <map>
#include "../../common/persistable_object.hpp"
#include "../config.hpp"

namespace ph {
namespace persist {
namespace xml {

class PERSIST_DECL writeobj : public ph::common::object_writer
/*
        Class for writing objects to XML files.
*/
{
public:
        writeobj(std::ostream *stream, std::ostream *console) :
                _stream(stream), _console(console), 
                _tabs(0), _tagname(""), _data(""), _start(true)
                        {};

        // ph::object_writer overrides
        virtual bool start(const std::string &tagname);
        virtual bool attr(const std::string &name, const std::string &value);
        virtual bool data(const std::string &d);
        virtual bool end(const std::string &tagname);
        
private:
        std::ostream *_stream;
        std::ostream *_console;
        int           _tabs;
        std::string   _tagname;
        std::map<std::string, std::string> _attrs;
        std::string   _data;
        bool          _start;
        
        void object_start();
        void object_end(const std::string &tagname);
        void data_object();
        void tabs();
        void cr();
};

}; // xml
}; // persist
}; // ph

#endif // incPERSIST_XML_WRITEOBJ

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