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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 <osl/diagnose.h>
31 :
32 : #include <algorithm>
33 : #include <functional>
34 :
35 :
36 : namespace sfx2
37 : {
38 :
39 :
40 : using ::com::sun::star::uno::Reference;
41 : using ::com::sun::star::uno::XInterface;
42 : using ::com::sun::star::uno::UNO_QUERY;
43 : using ::com::sun::star::uno::UNO_QUERY_THROW;
44 : using ::com::sun::star::uno::UNO_SET_THROW;
45 : using ::com::sun::star::uno::Exception;
46 : using ::com::sun::star::uno::RuntimeException;
47 : using ::com::sun::star::uno::Any;
48 : using ::com::sun::star::uno::makeAny;
49 : using ::com::sun::star::lang::XMultiServiceFactory;
50 : using ::com::sun::star::uno::Sequence;
51 : using ::com::sun::star::lang::XSingleServiceFactory;
52 : using ::com::sun::star::lang::XServiceInfo;
53 : using ::com::sun::star::beans::NamedValue;
54 : using ::com::sun::star::beans::PropertyValue;
55 : using ::com::sun::star::lang::XInitialization;
56 :
57 :
58 : //= SfxModelFactory - declaration
59 :
60 : typedef ::cppu::WeakImplHelper2 < XSingleServiceFactory
61 : , XServiceInfo
62 : > SfxModelFactory_Base;
63 : /** implements a XSingleServiceFactory which can be used to created instances
64 : of classes derived from SfxBaseModel
65 :
66 : In opposite to the default implementations from module cppuhelper, this
67 : factory evaluates certain creation arguments (passed to createInstanceWithArguments)
68 : and passes them to the factory function of the derived class.
69 : */
70 : class SfxModelFactory : public SfxModelFactory_Base
71 : {
72 : public:
73 : SfxModelFactory(
74 : const Reference< XMultiServiceFactory >& _rxServiceFactory,
75 : const OUString& _rImplementationName,
76 : const SfxModelFactoryFunc _pComponentFactoryFunc,
77 : const Sequence< OUString >& _rServiceNames
78 : );
79 :
80 : // XSingleServiceFactory
81 : virtual Reference< XInterface > SAL_CALL createInstance( ) throw (Exception, RuntimeException, std::exception) SAL_OVERRIDE;
82 : virtual Reference< XInterface > SAL_CALL createInstanceWithArguments( const Sequence< Any >& aArguments ) throw (Exception, RuntimeException, std::exception) SAL_OVERRIDE;
83 :
84 : // XServiceInfo
85 : virtual OUString SAL_CALL getImplementationName( ) throw (RuntimeException, std::exception) SAL_OVERRIDE;
86 : virtual sal_Bool SAL_CALL supportsService( const OUString& ServiceName ) throw (RuntimeException, std::exception) SAL_OVERRIDE;
87 : virtual Sequence< OUString > SAL_CALL getSupportedServiceNames( ) throw (RuntimeException, std::exception) SAL_OVERRIDE;
88 :
89 : protected:
90 : virtual ~SfxModelFactory();
91 :
92 : private:
93 : Reference< XInterface > impl_createInstance( const SfxModelFlags _nCreationFlags ) const;
94 :
95 : private:
96 : const Reference< XMultiServiceFactory > m_xServiceFactory;
97 : const OUString m_sImplementationName;
98 : const Sequence< OUString > m_aServiceNames;
99 : const SfxModelFactoryFunc m_pComponentFactoryFunc;
100 : };
101 :
102 :
103 : //= SfxModelFactory - implementation
104 :
105 :
106 145 : SfxModelFactory::SfxModelFactory( const Reference< XMultiServiceFactory >& _rxServiceFactory,
107 : const OUString& _rImplementationName, const SfxModelFactoryFunc _pComponentFactoryFunc,
108 : const Sequence< OUString >& _rServiceNames )
109 : :m_xServiceFactory( _rxServiceFactory )
110 : ,m_sImplementationName( _rImplementationName )
111 : ,m_aServiceNames( _rServiceNames )
112 145 : ,m_pComponentFactoryFunc( _pComponentFactoryFunc )
113 : {
114 145 : }
115 :
116 :
117 288 : SfxModelFactory::~SfxModelFactory()
118 : {
119 288 : }
120 :
121 :
122 4033 : Reference< XInterface > SfxModelFactory::impl_createInstance( const SfxModelFlags _nCreationFlags ) const
123 : {
124 4033 : return (*m_pComponentFactoryFunc)( m_xServiceFactory, _nCreationFlags );
125 : }
126 :
127 :
128 3740 : Reference< XInterface > SAL_CALL SfxModelFactory::createInstance( ) throw (Exception, RuntimeException, std::exception)
129 : {
130 3740 : return createInstanceWithArguments( Sequence< Any >() );
131 : }
132 :
133 :
134 : namespace
135 : {
136 : struct IsSpecialArgument : public ::std::unary_function< Any, bool >
137 : {
138 877 : static bool isSpecialArgumentName( const OUString& _rValueName )
139 : {
140 877 : return _rValueName == "EmbeddedObject" || _rValueName == "EmbeddedScriptSupport" || _rValueName == "DocumentRecoverySupport";
141 : }
142 :
143 877 : bool operator()( const Any& _rArgument ) const
144 : {
145 877 : NamedValue aNamedValue;
146 877 : if ( ( _rArgument >>= aNamedValue ) && isSpecialArgumentName( aNamedValue.Name ) )
147 1 : return true;
148 1752 : PropertyValue aPropertyValue;
149 876 : if ( ( _rArgument >>= aPropertyValue ) && isSpecialArgumentName( aPropertyValue.Name ) )
150 876 : return true;
151 877 : return false;
152 : }
153 : };
154 : }
155 :
156 :
157 4033 : Reference< XInterface > SAL_CALL SfxModelFactory::createInstanceWithArguments( const Sequence< Any >& _rArguments ) throw (Exception, RuntimeException, std::exception)
158 : {
159 4033 : ::comphelper::NamedValueCollection aArgs( _rArguments );
160 4033 : const bool bEmbeddedObject = aArgs.getOrDefault( "EmbeddedObject", sal_False );
161 4033 : const bool bScriptSupport = aArgs.getOrDefault( "EmbeddedScriptSupport", sal_True );
162 4033 : const bool bDocRecoverySupport = aArgs.getOrDefault( "DocumentRecoverySupport", sal_True );
163 :
164 : SfxModelFlags nCreationFlags =
165 : ( bEmbeddedObject ? SfxModelFlags::EMBEDDED_OBJECT : SfxModelFlags::NONE )
166 : | ( bScriptSupport ? SfxModelFlags::NONE : SfxModelFlags::DISABLE_EMBEDDED_SCRIPTS )
167 4033 : | ( bDocRecoverySupport ? SfxModelFlags::NONE : SfxModelFlags::DISABLE_DOCUMENT_RECOVERY );
168 :
169 4033 : Reference< XInterface > xInstance( impl_createInstance( nCreationFlags ) );
170 :
171 : // to mimic the bahaviour of the default factory's createInstanceWithArguments, we initialize
172 : // the object with the given arguments, stripped by the three special ones
173 8066 : Sequence< Any > aStrippedArguments( _rArguments.getLength() );
174 4033 : Any* pStrippedArgs = aStrippedArguments.getArray();
175 : Any* pStrippedArgsEnd = ::std::remove_copy_if(
176 : _rArguments.getConstArray(),
177 4033 : _rArguments.getConstArray() + _rArguments.getLength(),
178 : pStrippedArgs,
179 : IsSpecialArgument()
180 4033 : );
181 4033 : aStrippedArguments.realloc( pStrippedArgsEnd - pStrippedArgs );
182 :
183 4033 : if ( aStrippedArguments.getLength() )
184 : {
185 0 : Reference< XInitialization > xModelInit( xInstance, UNO_QUERY );
186 : OSL_ENSURE( xModelInit.is(), "SfxModelFactory::createInstanceWithArguments: no XInitialization!" );
187 0 : if ( xModelInit.is() )
188 0 : xModelInit->initialize( aStrippedArguments );
189 : }
190 :
191 8066 : return xInstance;
192 : }
193 :
194 0 : OUString SAL_CALL SfxModelFactory::getImplementationName( ) throw (RuntimeException, std::exception)
195 : {
196 0 : return m_sImplementationName;
197 : }
198 :
199 0 : sal_Bool SAL_CALL SfxModelFactory::supportsService( const OUString& _rServiceName ) throw (RuntimeException, std::exception)
200 : {
201 0 : return cppu::supportsService(this, _rServiceName);
202 : }
203 :
204 0 : Sequence< OUString > SAL_CALL SfxModelFactory::getSupportedServiceNames( ) throw (RuntimeException, std::exception)
205 : {
206 0 : return m_aServiceNames;
207 : }
208 :
209 145 : Reference< XSingleServiceFactory > createSfxModelFactory( const Reference< XMultiServiceFactory >& _rxServiceFactory,
210 : const OUString& _rImplementationName, const SfxModelFactoryFunc _pComponentFactoryFunc,
211 : const Sequence< OUString >& _rServiceNames )
212 : {
213 145 : return new SfxModelFactory( _rxServiceFactory, _rImplementationName, _pComponentFactoryFunc, _rServiceNames );
214 : }
215 : } // namespace sfx2
216 :
217 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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