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\contentsline {figure}{\numberline {2.1}{\ignorespaces Enterprise Java Beans Technology in the Middle-Tier}}{8}
\contentsline {figure}{\numberline {2.2}{\ignorespaces Object Management Architecture}}{10}
\contentsline {figure}{\numberline {2.3}{\ignorespaces Watch Object}}{16}
\contentsline {figure}{\numberline {2.4}{\ignorespaces Virtual Function Tables and Interface Binary Standard}}{16}
\contentsline {figure}{\numberline {2.5}{\ignorespaces Three Methods for Accessing COM Objects}}{19}
\contentsline {figure}{\numberline {2.6}{\ignorespaces COM/DCOM/OLE Architecture}}{20}
\contentsline {figure}{\numberline {2.7}{\ignorespaces HRESULT Structure}}{24}
\contentsline {figure}{\numberline {2.8}{\ignorespaces ATL include files}}{26}
\contentsline {figure}{\numberline {2.9}{\ignorespaces MIDL definition}}{28}
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\contentsline {figure}{\numberline {3.1}{\ignorespaces Function of the Type Librarian within the Trader}}{35}
\contentsline {figure}{\numberline {3.2}{\ignorespaces Relationships within different models}}{38}
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\contentsline {figure}{\numberline {4.1}{\ignorespaces OMT Diagrams. Structure of classes within the Category Program}}{41}
\contentsline {figure}{\numberline {4.2}{\ignorespaces Categorisation Program}}{42}
\contentsline {figure}{\numberline {4.3}{\ignorespaces TOE Chart of CCategoriesDlg}}{43}
\contentsline {figure}{\numberline {4.4}{\ignorespaces Calculator Interfaces}}{44}
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\contentsline {figure}{\numberline {5.1}{\ignorespaces Calculator Components available on Flea}}{46}
\contentsline {figure}{\numberline {5.2}{\ignorespaces Calculator Components available on Rhodes}}{47}
\contentsline {figure}{\numberline {5.3}{\ignorespaces Calculator Components available on Termite}}{48}
\contentsline {figure}{\numberline {5.4}{\ignorespaces Creating an instance of ICatRegister}}{49}
\contentsline {figure}{\numberline {5.5}{\ignorespaces Creating and registering a Category}}{49}
\contentsline {figure}{\numberline {5.6}{\ignorespaces Registering the Calculator Category}}{49}
\contentsline {figure}{\numberline {5.7}{\ignorespaces Creating the ICatInformation interface}}{50}
\contentsline {figure}{\numberline {5.8}{\ignorespaces Retreiving Category Information}}{50}
\contentsline {figure}{\numberline {5.9}{\ignorespaces Creating an instance of the selected interface}}{51}
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