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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 : #include <sfx2/sfxmodelfactory.hxx>
21 :
22 : #include <com/sun/star/lang/XServiceInfo.hpp>
23 : #include <com/sun/star/beans/NamedValue.hpp>
24 : #include <com/sun/star/lang/XInitialization.hpp>
25 :
26 : #include <comphelper/namedvaluecollection.hxx>
27 : #include <cppuhelper/implbase2.hxx>
28 : #include <cppuhelper/supportsservice.hxx>
29 :
30 : #include <algorithm>
31 : #include <functional>
32 :
33 :
34 : namespace sfx2
35 : {
36 :
37 :
38 : using ::com::sun::star::uno::Reference;
39 : using ::com::sun::star::uno::XInterface;
40 : using ::com::sun::star::uno::UNO_QUERY;
41 : using ::com::sun::star::uno::UNO_QUERY_THROW;
42 : using ::com::sun::star::uno::UNO_SET_THROW;
43 : using ::com::sun::star::uno::Exception;
44 : using ::com::sun::star::uno::RuntimeException;
45 : using ::com::sun::star::uno::Any;
46 : using ::com::sun::star::uno::makeAny;
47 : using ::com::sun::star::lang::XMultiServiceFactory;
48 : using ::com::sun::star::uno::Sequence;
49 : using ::com::sun::star::lang::XSingleServiceFactory;
50 : using ::com::sun::star::lang::XServiceInfo;
51 : using ::com::sun::star::beans::NamedValue;
52 : using ::com::sun::star::beans::PropertyValue;
53 : using ::com::sun::star::lang::XInitialization;
54 :
55 :
56 : //= SfxModelFactory - declaration
57 :
58 : typedef ::cppu::WeakImplHelper2 < XSingleServiceFactory
59 : , XServiceInfo
60 : > SfxModelFactory_Base;
61 : /** implements a XSingleServiceFactory which can be used to created instances
62 : of classes derived from SfxBaseModel
63 :
64 : In opposite to the default implementations from module cppuhelper, this
65 : factory evaluates certain creation arguments (passed to createInstanceWithArguments)
66 : and passes them to the factory function of the derived class.
67 : */
68 : class SfxModelFactory : public SfxModelFactory_Base
69 : {
70 : public:
71 : SfxModelFactory(
72 : const Reference< XMultiServiceFactory >& _rxServiceFactory,
73 : const OUString& _rImplementationName,
74 : const SfxModelFactoryFunc _pComponentFactoryFunc,
75 : const Sequence< OUString >& _rServiceNames
76 : );
77 :
78 : // XSingleServiceFactory
79 : virtual Reference< XInterface > SAL_CALL createInstance( ) throw (Exception, RuntimeException, std::exception) SAL_OVERRIDE;
80 : virtual Reference< XInterface > SAL_CALL createInstanceWithArguments( const Sequence< Any >& aArguments ) throw (Exception, RuntimeException, std::exception) SAL_OVERRIDE;
81 :
82 : // XServiceInfo
83 : virtual OUString SAL_CALL getImplementationName( ) throw (RuntimeException, std::exception) SAL_OVERRIDE;
84 : virtual sal_Bool SAL_CALL supportsService( const OUString& ServiceName ) throw (RuntimeException, std::exception) SAL_OVERRIDE;
85 : virtual Sequence< OUString > SAL_CALL getSupportedServiceNames( ) throw (RuntimeException, std::exception) SAL_OVERRIDE;
86 :
87 : protected:
88 : virtual ~SfxModelFactory();
89 :
90 : private:
91 : Reference< XInterface > impl_createInstance( const sal_uInt64 _nCreationFlags ) const;
92 :
93 : private:
94 : const Reference< XMultiServiceFactory > m_xServiceFactory;
95 : const OUString m_sImplementationName;
96 : const Sequence< OUString > m_aServiceNames;
97 : const SfxModelFactoryFunc m_pComponentFactoryFunc;
98 : };
99 :
100 :
101 : //= SfxModelFactory - implementation
102 :
103 :
104 0 : SfxModelFactory::SfxModelFactory( const Reference< XMultiServiceFactory >& _rxServiceFactory,
105 : const OUString& _rImplementationName, const SfxModelFactoryFunc _pComponentFactoryFunc,
106 : const Sequence< OUString >& _rServiceNames )
107 : :m_xServiceFactory( _rxServiceFactory )
108 : ,m_sImplementationName( _rImplementationName )
109 : ,m_aServiceNames( _rServiceNames )
110 0 : ,m_pComponentFactoryFunc( _pComponentFactoryFunc )
111 : {
112 0 : }
113 :
114 :
115 0 : SfxModelFactory::~SfxModelFactory()
116 : {
117 0 : }
118 :
119 :
120 0 : Reference< XInterface > SfxModelFactory::impl_createInstance( const sal_uInt64 _nCreationFlags ) const
121 : {
122 0 : return (*m_pComponentFactoryFunc)( m_xServiceFactory, _nCreationFlags );
123 : }
124 :
125 :
126 0 : Reference< XInterface > SAL_CALL SfxModelFactory::createInstance( ) throw (Exception, RuntimeException, std::exception)
127 : {
128 0 : return createInstanceWithArguments( Sequence< Any >() );
129 : }
130 :
131 :
132 : namespace
133 : {
134 : struct IsSpecialArgument : public ::std::unary_function< Any, bool >
135 : {
136 0 : static bool isSpecialArgumentName( const OUString& _rValueName )
137 : {
138 0 : return _rValueName == "EmbeddedObject" || _rValueName == "EmbeddedScriptSupport" || _rValueName == "DocumentRecoverySupport";
139 : }
140 :
141 0 : bool operator()( const Any& _rArgument ) const
142 : {
143 0 : NamedValue aNamedValue;
144 0 : if ( ( _rArgument >>= aNamedValue ) && isSpecialArgumentName( aNamedValue.Name ) )
145 0 : return true;
146 0 : PropertyValue aPropertyValue;
147 0 : if ( ( _rArgument >>= aPropertyValue ) && isSpecialArgumentName( aPropertyValue.Name ) )
148 0 : return true;
149 0 : return false;
150 : }
151 : };
152 : }
153 :
154 :
155 0 : Reference< XInterface > SAL_CALL SfxModelFactory::createInstanceWithArguments( const Sequence< Any >& _rArguments ) throw (Exception, RuntimeException, std::exception)
156 : {
157 0 : ::comphelper::NamedValueCollection aArgs( _rArguments );
158 0 : const bool bEmbeddedObject = aArgs.getOrDefault( "EmbeddedObject", sal_False );
159 0 : const bool bScriptSupport = aArgs.getOrDefault( "EmbeddedScriptSupport", sal_True );
160 0 : const bool bDocRecoverySupport = aArgs.getOrDefault( "DocumentRecoverySupport", sal_True );
161 :
162 : sal_uInt64 nCreationFlags =
163 : ( bEmbeddedObject ? SFXMODEL_EMBEDDED_OBJECT : 0 )
164 0 : | ( bScriptSupport ? 0 : SFXMODEL_DISABLE_EMBEDDED_SCRIPTS )
165 0 : | ( bDocRecoverySupport ? 0 : SFXMODEL_DISABLE_DOCUMENT_RECOVERY );
166 :
167 0 : Reference< XInterface > xInstance( impl_createInstance( nCreationFlags ) );
168 :
169 : // to mimic the bahaviour of the default factory's createInstanceWithArguments, we initialize
170 : // the object with the given arguments, stripped by the three special ones
171 0 : Sequence< Any > aStrippedArguments( _rArguments.getLength() );
172 0 : Any* pStrippedArgs = aStrippedArguments.getArray();
173 : Any* pStrippedArgsEnd = ::std::remove_copy_if(
174 : _rArguments.getConstArray(),
175 0 : _rArguments.getConstArray() + _rArguments.getLength(),
176 : pStrippedArgs,
177 : IsSpecialArgument()
178 0 : );
179 0 : aStrippedArguments.realloc( pStrippedArgsEnd - pStrippedArgs );
180 :
181 0 : if ( aStrippedArguments.getLength() )
182 : {
183 0 : Reference< XInitialization > xModelInit( xInstance, UNO_QUERY );
184 : OSL_ENSURE( xModelInit.is(), "SfxModelFactory::createInstanceWithArguments: no XInitialization!" );
185 0 : if ( xModelInit.is() )
186 0 : xModelInit->initialize( aStrippedArguments );
187 : }
188 :
189 0 : return xInstance;
190 : }
191 :
192 0 : OUString SAL_CALL SfxModelFactory::getImplementationName( ) throw (RuntimeException, std::exception)
193 : {
194 0 : return m_sImplementationName;
195 : }
196 :
197 0 : sal_Bool SAL_CALL SfxModelFactory::supportsService( const OUString& _rServiceName ) throw (RuntimeException, std::exception)
198 : {
199 0 : return cppu::supportsService(this, _rServiceName);
200 : }
201 :
202 0 : Sequence< OUString > SAL_CALL SfxModelFactory::getSupportedServiceNames( ) throw (RuntimeException, std::exception)
203 : {
204 0 : return m_aServiceNames;
205 : }
206 :
207 0 : Reference< XSingleServiceFactory > createSfxModelFactory( const Reference< XMultiServiceFactory >& _rxServiceFactory,
208 : const OUString& _rImplementationName, const SfxModelFactoryFunc _pComponentFactoryFunc,
209 : const Sequence< OUString >& _rServiceNames )
210 : {
211 0 : return new SfxModelFactory( _rxServiceFactory, _rImplementationName, _pComponentFactoryFunc, _rServiceNames );
212 : }
213 : } // namespace sfx2
214 :
215 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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