224 lines
10 KiB
C++
224 lines
10 KiB
C++
/*************************************************************************
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*
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* $RCSfile: oleobjw.hxx,v $
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*
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* $Revision: 1.3 $
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*
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* last change: $Author: jl $ $Date: 2000-10-19 11:00:15 $
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*
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* The Contents of this file are made available subject to the terms of
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* either of the following licenses
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*
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* - GNU Lesser General Public License Version 2.1
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* - Sun Industry Standards Source License Version 1.1
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*
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* Sun Microsystems Inc., October, 2000
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*
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* GNU Lesser General Public License Version 2.1
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* =============================================
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* Copyright 2000 by Sun Microsystems, Inc.
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* 901 San Antonio Road, Palo Alto, CA 94303, USA
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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*
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* Sun Industry Standards Source License Version 1.1
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* =================================================
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* The contents of this file are subject to the Sun Industry Standards
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* Source License Version 1.1 (the "License"); You may not use this file
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* except in compliance with the License. You may obtain a copy of the
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* License at http://www.openoffice.org/license.html.
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*
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* Software provided under this License is provided on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
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* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
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* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
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* See the License for the specific provisions governing your rights and
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* obligations concerning the Software.
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*
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* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
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*
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* Copyright: 2000 by Sun Microsystems, Inc.
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*
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* All Rights Reserved.
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*
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* Contributor(s): _______________________________________
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*
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*
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************************************************************************/
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#ifndef __OLEOBJW_HXX
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#define __OLEOBJW_HXX
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#include "ole2uno.hxx"
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#include <tools/presys.h>
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#define _WIN32_WINNT 0x0400
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#define _WIN32_DCOM
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#include <atlbase.h>
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#include <vector>
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#include <hash_map>
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#include <tools/postsys.h>
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#ifndef _CPPUHELPER_IMPLBASE3_HXX_
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#include <cppuhelper/implbase3.hxx>
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#endif
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#include <com/sun/star/lang/XInitialization.hpp>
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#ifndef _RTL_USTRING_
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#include <rtl/ustring>
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#endif
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#include <typelib/typedescription.hxx>
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#include "unoconversionutilities.hxx"
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using namespace cppu;
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using namespace rtl;
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using namespace std;
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using namespace com::sun::star::lang;
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using namespace com::sun::star::bridge;
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namespace ole_adapter
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{
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typedef hash_map<OUString, pair<DISPID, unsigned short>, hashOUString_Impl, equalOUString_Impl> DispIdMap;
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typedef hash_map<OUString, unsigned int, hashOUString_Impl, equalOUString_Impl> TLBFuncIndexMap;
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// This class wraps an IDispatch and maps XInvocation calls to IDispatch calls on the wrapped object.
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// If m_TypeDescription is set then this class represents an UNO interface implemented in a COM component.
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// The interface is not a real interface in terms of an abstract class but is realized through IDispatch.
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class IUnknownWrapper_Impl : public WeakImplHelper3<XInvocation, XBridgeSupplier2, XInitialization>,
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public UnoConversionUtilities<IUnknownWrapper_Impl>
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{
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public:
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IUnknownWrapper_Impl(Reference<XMultiServiceFactory> &xFactory, sal_uInt8 unoWrapperClass, sal_uInt8 comWrapperClass);
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~IUnknownWrapper_Impl();
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// XInvokation
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virtual Reference< XIntrospectionAccess > SAL_CALL getIntrospection( ) throw(RuntimeException);
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virtual Any SAL_CALL invoke( const OUString& aFunctionName, const Sequence< Any >& aParams, Sequence< sal_Int16 >& aOutParamIndex, Sequence< Any >& aOutParam ) throw(IllegalArgumentException, CannotConvertException, InvocationTargetException, RuntimeException);
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virtual void SAL_CALL setValue( const OUString& aPropertyName, const Any& aValue ) throw(UnknownPropertyException, CannotConvertException, InvocationTargetException, RuntimeException);
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virtual Any SAL_CALL getValue( const OUString& aPropertyName ) throw(UnknownPropertyException, RuntimeException);
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virtual sal_Bool SAL_CALL hasMethod( const OUString& aName ) throw(RuntimeException);
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virtual sal_Bool SAL_CALL hasProperty( const OUString& aName ) throw(RuntimeException);
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// XBridgeSupplier2
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// This interface is implemented to provide a safe way to obtain the original
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// IUnknown or IDispatch within the function anyToVariant. The function asks
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// every UNO object for its XBridgeSupplier and if it is available uses it to convert
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// the object with its own supplier.
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virtual Any SAL_CALL createBridge( const Any& modelDepObject, const Sequence< sal_Int8 >& aProcessId, sal_Int16 sourceModelType, sal_Int16 destModelType ) throw(IllegalArgumentException, RuntimeException);
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// XInitialization
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virtual void SAL_CALL initialize( const Sequence< Any >& aArguments ) throw(Exception, RuntimeException);
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// ------------------------------------------------------------------------------------------------------------------
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virtual Any invokeWithDispIdUnoTlb(DISPID dispID, const Sequence< Any >& Params, Sequence<sal_Int16 >& OutParamIndex, Sequence< Any >& OutParam) throw (IllegalArgumentException, CannotConvertException, InvocationTargetException, RuntimeException);
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// Is used for OleObjectFactory service
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virtual Any invokeWithDispIdComTlb(DISPID dispID,
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const Sequence< Any >& Params,
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Sequence< sal_Int16 >& OutParamIndex,
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Sequence< Any >& OutParam)
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throw ( IllegalArgumentException, CannotConvertException,
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InvocationTargetException, RuntimeException);
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virtual void setValueWithDispId(DISPID dispID, const Any& Value) throw ( UnknownPropertyException, CannotConvertException, InvocationTargetException, RuntimeException);
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virtual Any getValueWithDispId(DISPID dispID) throw (UnknownPropertyException, RuntimeException );
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// UnoConversionUtilities -------------------------------------------------------------------------------
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virtual Reference<XInterface> createUnoWrapperInstance();
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virtual Reference<XInterface> createComWrapperInstance();
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protected:
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// These functions are for the case if an object of this class wraps an IDispatch
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// object that implements UNO interfaces. In that case the member m_seqTypes
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// is set through XInitialization::initialize.
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void getMethodInfo( TypeDescription& methodDescription);
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// used by get MethodInfo
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TypeDescription getInterfaceMemberDescOfCurrentCall( );
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ITypeInfo* getTypeInfo();
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// Gets information about the parameter types ( VARTYPE) and mode ( in, out, in/out)
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sal_Bool getParameterInfo();
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// analyses the type information provided by the COM component and saves the idizes of the
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// out and in/out parameter in the member m_outIndizes
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// sal_Bool prepareOutParams( VARIANT* params, sal_uInt32 count );
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// Builds up the complete vartype from a TYPEDESC, e.g VT_BSTR, VT_BYREF | VT_I4, VT_BYREF|VT_ARRAY|VT_I1
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sal_Bool getElementTypeDesc( TYPEDESC *desc, VARTYPE& varType );
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// Iterates over all functions and put the names and indices into a map (TLBFuncIndexMap)
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sal_Bool buildComTlbIndex();
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// Determines whether the map m_mapComFunc has already been set up
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sal_Bool isComTlbIndex();
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// The information is necessary for getReturnType and getOutParameterType because they obtain
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// the information for the current call on Invocation.
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void setCurrentInvokeCall( const OUString& name){ m_usCurrentGet=L""; m_usCurrentInvoke= name;}
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void setCurrentGetCall( const OUString& name){ m_usCurrentInvoke= L""; m_usCurrentGet= name;}
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// Finds out wheter the wrapped IDispatch is an JScript Object. This is is done by
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// asking for the property "_environment". If it has the value "JScript" ( case insensitive)
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// then the IDispatch is considered a JScript object.
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sal_Bool isJScriptObject();
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// -------------------------------------------------------------------------------
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DispIdMap::iterator getDispIdEntry(const OUString& name);
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// If UNO interfaces are being implemented in JScript objects, VB or C++ COM objects
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// and those are passed as parameter to a UNO interface function, then
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// the IDispatch* are wrapped by objects of this class. Assuming that the functions
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// implemented by the IDispatch object returns another UNO interface then
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// it has to be wrapped to this type. But this is only possible if an object of this
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// wrapper class knows what type it is represting. The member m_TypeDescription holds this
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// information.
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// m_TypeDescription is only useful when an object wrapps an IDispatch object that implements
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// an UNO interface. The value is set during a call to XInitialization::initialize.
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Sequence<Type> m_seqTypes;
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IUnknown* m_pUnknown;
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IDispatch* m_pDispatch;
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DispIdMap m_dispIdMap;
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Reference<XIdlClass>* m_pxIdlClass;
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Mutex m_mutex;
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// see prepare OutParams
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Sequence< sal_Int16 > m_seqOutIndizes;
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// The name of the function being executed ( invoke)
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OUString m_usCurrentInvoke;
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// The name of the property being retrieved ( getValue)
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OUString m_usCurrentGet;
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// used by isJScriptObject
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enum JScriptDetermination{ JScriptUndefined=0, NoJScript, IsJScript};
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JScriptDetermination m_eJScript;
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// The map is filled by buildComTlbIndex and
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TLBFuncIndexMap m_mapComFunc;
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// Keeps the ITypeInfo obtained from IDispatch::GetTypeInfo
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CComPtr< ITypeInfo > m_spTypeInfo;
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// keeps the modes of parameters of the current function call
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// These values correspond to Windows PARAMFLAGS constants ( PARAMFLAG_FIN, PARAMFLAG_FOUT)
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// The Sequence contains only the in and out flag
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// The length of the sequence reprensentsf the number of parameters.
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Sequence< sal_Int32> m_seqCurrentParamTypes;
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// contains the VARTYPES of the parameters of the current call
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Sequence<sal_uInt16> m_seqCurrentVartypes;
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};
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} // end namespace
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#endif
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