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00010 #ifndef IWORKPROPERTYCONTEXT_H_INCLUDED
00011 #define IWORKPROPERTYCONTEXT_H_INCLUDED
00012
00013 #include <boost/optional.hpp>
00014
00015 #include "IWORKPropertyContextBase.h"
00016 #include "IWORKPropertyInfo.h"
00017
00018 namespace libetonyek
00019 {
00020
00021 template<typename Property, typename Context, int TokenId>
00022 class IWORKPropertyContext : public IWORKPropertyContextBase
00023 {
00024 public:
00025 IWORKPropertyContext(IWORKXMLParserState &state, IWORKPropertyMap &propMap);
00026
00027 private:
00028 virtual IWORKXMLContextPtr_t element(int name);
00029 virtual void endOfElement();
00030
00031 private:
00032 boost::optional<typename IWORKPropertyInfo<Property>::ValueType> m_value;
00033 };
00034
00035 template<typename Property, typename Context, int TokenId>
00036 IWORKPropertyContext<Property, Context, TokenId>::IWORKPropertyContext(IWORKXMLParserState &state, IWORKPropertyMap &propMap)
00037 : IWORKPropertyContextBase(state, propMap)
00038 , m_value()
00039 {
00040 }
00041
00042 template<typename Property, typename Context, int TokenId>
00043 IWORKXMLContextPtr_t IWORKPropertyContext<Property, Context, TokenId>::element(const int name)
00044 {
00045 m_default = false;
00046 if (TokenId == name)
00047 return makeContext<Context>(getState(), m_value);
00048 return IWORKXMLContextPtr_t();
00049 }
00050
00051 template<typename Property, typename Context, int TokenId>
00052 void IWORKPropertyContext<Property, Context, TokenId>::endOfElement()
00053 {
00054 if (bool(m_value))
00055 m_propMap.put<Property>(get(m_value));
00056 else if (m_default)
00057 m_propMap.clear<Property>();
00058 }
00059
00060 }
00061
00062 #endif // IWORKPROPERTYCONTEXT_H_INCLUDED
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