extensions/source/ole/servprov.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #ifndef INCLUDED_EXTENSIONS_SOURCE_OLE_SERVPROV_HXX
  21 #define INCLUDED_EXTENSIONS_SOURCE_OLE_SERVPROV_HXX
  22
  23 #include <functional>
  24
  25 #include <com/sun/star/lang/XInitialization.hpp>
  26 #include <com/sun/star/lang/XServiceInfo.hpp>
  27 #include <cppuhelper/implbase.hxx>
  28
  29 #include "ole2uno.hxx"
  30 #include "unoconversionutilities.hxx"
  31
  32 using namespace com::sun::star::bridge;
  33 using namespace cppu;
  34 using namespace std;
  35
  36 /// @throws Exception
  37 Reference< XInterface> ConverterProvider_CreateInstance2(  const Reference<XMultiServiceFactory> & xSMgr);
  38 /// @throws Exception
  39 Reference< XInterface> ConverterProvider_CreateInstanceVar1(   const Reference<XMultiServiceFactory> & xSMgr);
  40 /// @throws Exception
  41 Reference<XInterface> OleClient_CreateInstance( const Reference<XMultiServiceFactory> & xSMgr);
  42 /// @throws Exception
  43 Reference<XInterface> OleServer_CreateInstance( const Reference<XMultiServiceFactory> & xSMgr);
  44
  45 /*****************************************************************************
  46
  47     OneInstanceOleWrapper
  48
  49     Provides a single UNO object as OLE object.
  50
  51     Acts as a COM class factory. When IClassFactory::CreateInstance is being called
  52     then it maps the XInstance member it to a COM object.
  53
  54 *****************************************************************************/
  55
  56 class OneInstanceOleWrapper : public IClassFactory
  57 {
  58 public:
  59
  60     OneInstanceOleWrapper( const Reference<XMultiServiceFactory>& smgr,
  61                            std::function<const Reference<XInterface>()> xInstFunction );
  62     virtual ~OneInstanceOleWrapper();
  63
  64     bool registerClass(GUID const * pGuid);
  65     bool deregisterClass();
  66
  67     /* IUnknown methods */
  68     STDMETHOD(QueryInterface)(REFIID riid, void ** ppvObj) override;
  69     STDMETHOD_(ULONG, AddRef)() override;
  70     STDMETHOD_(ULONG, Release)() override;
  71
  72     /* IClassFactory methods */
  73     STDMETHOD(CreateInstance)(IUnknown FAR* punkOuter, REFIID riid, void FAR* FAR* ppv) override;
  74     STDMETHOD(LockServer)(BOOL fLock) override;
  75
  76 protected:
  77     oslInterlockedCount m_refCount;
  78     std::function<const Reference<XInterface>()> m_xInstFunction;
  79     DWORD               m_factoryHandle;
  80     Reference<XBridgeSupplier2> m_bridgeSupplier;
  81     Reference<XMultiServiceFactory> m_smgr;
  82 };
  83
  84 // Implementation of the UNO service com.sun.star.bridge.OleBridgeSupplier2.
  85
  86 // This class realizes the service com.sun.star.bridge.OleBridgeSupplier2 and
  87 // com.sun.star.bridge.OleBridgeSupplierVar1. The class implements XBridgeSupplier2 which
  88 // interface does not need a Maschine Id in its createBridge function anymore,
  89 // If a UNO interface is to be converted then the member m_nUnoWrapperClass determines
  90 // what wrapper class is to be used. There are currently InterfaceOleWrapper and
  91 // UnoObjectWrapperRemoteOpt. The first is used for the OleBridgeSupplier2 and the
  92 // latter for OleBridgeSupplierVar1.
  93 // The m_nComWrapperClass specifies the class which is used as wrapper for COM interfaces.
  94 // Currently there is only one class available (IUnknownWrapper).
  95 class OleConverter : public WeakImplHelper<XBridgeSupplier2, XInitialization, css::lang::XServiceInfo>,
  96                             public UnoConversionUtilities<OleConverter>
  97 {
  98 public:
  99     explicit OleConverter( const Reference<XMultiServiceFactory>& smgr);
 100     OleConverter( const  Reference<XMultiServiceFactory>& smgr, sal_uInt8 unoWrapperClass, sal_uInt8 comWrapperClass );
 101     virtual ~OleConverter() override;
 102
 103     // XBridgeSupplier2 ---------------------------------------------------
 104
 105     Any SAL_CALL createBridge(const Any& modelDepObject,
 106                                 const Sequence<sal_Int8>& ProcessId,
 107                                 sal_Int16 sourceModelType,
 108                                 sal_Int16 destModelType) override;
 109
 110     // XInitialization
 111     void SAL_CALL initialize( const Sequence< Any >& aArguments ) override;
 112
 113     OUString SAL_CALL getImplementationName() override;
 114
 115     sal_Bool SAL_CALL supportsService(OUString const & ServiceName) override;
 116
 117     css::uno::Sequence<OUString> SAL_CALL getSupportedServiceNames() override;
 118
 119     // UnoConversionUtilities
 120     Reference< XInterface > createUnoWrapperInstance() override;
 121     Reference< XInterface > createComWrapperInstance() override;
 122 protected:
 123
 124 };
 125
 126 // Implementation of the UNO service com.sun.star.bridge.OleObjectFactory.
 127
 128 class OleClient : public WeakImplHelper<XMultiServiceFactory, css::lang::XServiceInfo>,
 129                   public UnoConversionUtilities<OleClient>
 130 {
 131 public:
 132     explicit OleClient( const Reference<XMultiServiceFactory>& smgr);
 133     ~OleClient() override;
 134
 135     // XMultiServiceFactory
 136     Reference<XInterface> SAL_CALL createInstance(const OUString& ServiceSpecifier) override;
 137     Reference<XInterface> SAL_CALL createInstanceWithArguments(const OUString& ServiceSpecifier, const Sequence< Any >& Arguments) override;
 138     Sequence< OUString >    SAL_CALL getAvailableServiceNames() override;
 139
 140     OUString SAL_CALL getImplementationName() override;
 141
 142     sal_Bool SAL_CALL supportsService(OUString const & ServiceName) override;
 143
 144     css::uno::Sequence<OUString> SAL_CALL getSupportedServiceNames() override;
 145
 146     // UnoConversionUtilities
 147     Reference< XInterface > createUnoWrapperInstance() override;
 148     Reference< XInterface > createComWrapperInstance() override;
 149
 150 protected:
 151     Reference<XBridgeSupplier2> m_bridgeSupplier;
 152 };
 153
 154 /*****************************************************************************
 155
 156     OleServer
 157
 158     Implementation of the UNO service com.sun.star.bridge.OleApplicationRegistration.
 159     Register the calling application as OLE automation server for
 160     standard OLE object. The objects will be registered while instantiating
 161     this implementation and deregistered, if this implementation is destroyed.
 162
 163 *****************************************************************************/
 164
 165 class OleServer : public cppu::WeakImplHelper<css::lang::XServiceInfo>
 166 {
 167 public:
 168     explicit OleServer( const Reference<XMultiServiceFactory> &smgr);
 169     ~OleServer() override;
 170
 171     OUString SAL_CALL getImplementationName() override;
 172
 173     sal_Bool SAL_CALL supportsService(OUString const & ServiceName) override;
 174
 175     css::uno::Sequence<OUString> SAL_CALL getSupportedServiceNames() override;
 176
 177 protected:
 178     bool provideInstance(std::function<const Reference<XInterface>()> xInstFunction, GUID const * guid);
 179
 180     list< OneInstanceOleWrapper* > m_wrapperList;
 181     Reference< XBridgeSupplier2 >   m_bridgeSupplier;
 182
 183     Reference<XMultiServiceFactory> m_smgr;
 184 };
 185
 186 #endif
 187
 188 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */