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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 :
29 : #include <algorithm>
30 : #include <functional>
31 :
32 : //........................................................................
33 : namespace sfx2
34 : {
35 : //........................................................................
36 :
37 : /** === begin UNO using === **/
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 : /** === end UNO using === **/
55 :
56 : //====================================================================
57 : //= SfxModelFactory - declaration
58 : //====================================================================
59 : typedef ::cppu::WeakImplHelper2 < XSingleServiceFactory
60 : , XServiceInfo
61 : > SfxModelFactory_Base;
62 : /** implements a XSingleServiceFactory which can be used to created instances
63 : of classes derived from SfxBaseModel
64 :
65 : In opposite to the default implementations from module cppuhelper, this
66 : factory evaluates certain creation arguments (passed to createInstanceWithArguments)
67 : and passes them to the factory function of the derived class.
68 : */
69 : class SfxModelFactory : public SfxModelFactory_Base
70 : {
71 : public:
72 : SfxModelFactory(
73 : const Reference< XMultiServiceFactory >& _rxServiceFactory,
74 : const ::rtl::OUString& _rImplementationName,
75 : const SfxModelFactoryFunc _pComponentFactoryFunc,
76 : const Sequence< ::rtl::OUString >& _rServiceNames
77 : );
78 :
79 : // XSingleServiceFactory
80 : virtual Reference< XInterface > SAL_CALL createInstance( ) throw (Exception, RuntimeException);
81 : virtual Reference< XInterface > SAL_CALL createInstanceWithArguments( const Sequence< Any >& aArguments ) throw (Exception, RuntimeException);
82 :
83 : // XServiceInfo
84 : virtual ::rtl::OUString SAL_CALL getImplementationName( ) throw (RuntimeException);
85 : virtual ::sal_Bool SAL_CALL supportsService( const ::rtl::OUString& ServiceName ) throw (RuntimeException);
86 : virtual Sequence< ::rtl::OUString > SAL_CALL getSupportedServiceNames( ) throw (RuntimeException);
87 :
88 : protected:
89 : virtual ~SfxModelFactory();
90 :
91 : private:
92 : Reference< XInterface > impl_createInstance( const sal_uInt64 _nCreationFlags ) const;
93 :
94 : private:
95 : const Reference< XMultiServiceFactory > m_xServiceFactory;
96 : const ::rtl::OUString m_sImplementationName;
97 : const Sequence< ::rtl::OUString > m_aServiceNames;
98 : const SfxModelFactoryFunc m_pComponentFactoryFunc;
99 : };
100 :
101 : //====================================================================
102 : //= SfxModelFactory - implementation
103 : //====================================================================
104 : //--------------------------------------------------------------------
105 60 : SfxModelFactory::SfxModelFactory( const Reference< XMultiServiceFactory >& _rxServiceFactory,
106 : const ::rtl::OUString& _rImplementationName, const SfxModelFactoryFunc _pComponentFactoryFunc,
107 : const Sequence< ::rtl::OUString >& _rServiceNames )
108 : :m_xServiceFactory( _rxServiceFactory )
109 : ,m_sImplementationName( _rImplementationName )
110 : ,m_aServiceNames( _rServiceNames )
111 60 : ,m_pComponentFactoryFunc( _pComponentFactoryFunc )
112 : {
113 60 : }
114 :
115 : //--------------------------------------------------------------------
116 120 : SfxModelFactory::~SfxModelFactory()
117 : {
118 120 : }
119 :
120 : //--------------------------------------------------------------------
121 1078 : Reference< XInterface > SfxModelFactory::impl_createInstance( const sal_uInt64 _nCreationFlags ) const
122 : {
123 1078 : return (*m_pComponentFactoryFunc)( m_xServiceFactory, _nCreationFlags );
124 : }
125 :
126 : //--------------------------------------------------------------------
127 794 : Reference< XInterface > SAL_CALL SfxModelFactory::createInstance( ) throw (Exception, RuntimeException)
128 : {
129 794 : return createInstanceWithArguments( Sequence< Any >() );
130 : }
131 :
132 : //--------------------------------------------------------------------
133 : namespace
134 : {
135 : struct IsSpecialArgument : public ::std::unary_function< Any, bool >
136 : {
137 852 : static bool isSpecialArgumentName( const ::rtl::OUString& _rValueName )
138 : {
139 852 : return _rValueName == "EmbeddedObject" || _rValueName == "EmbeddedScriptSupport" || _rValueName == "DocumentRecoverySupport";
140 : }
141 :
142 852 : bool operator()( const Any& _rArgument ) const
143 : {
144 852 : NamedValue aNamedValue;
145 852 : if ( ( _rArgument >>= aNamedValue ) && isSpecialArgumentName( aNamedValue.Name ) )
146 0 : return true;
147 852 : PropertyValue aPropertyValue;
148 852 : if ( ( _rArgument >>= aPropertyValue ) && isSpecialArgumentName( aPropertyValue.Name ) )
149 852 : return true;
150 0 : return false;
151 : }
152 : };
153 : }
154 :
155 : //--------------------------------------------------------------------
156 1078 : Reference< XInterface > SAL_CALL SfxModelFactory::createInstanceWithArguments( const Sequence< Any >& _rArguments ) throw (Exception, RuntimeException)
157 : {
158 1078 : ::comphelper::NamedValueCollection aArgs( _rArguments );
159 1078 : const sal_Bool bEmbeddedObject = aArgs.getOrDefault( "EmbeddedObject", sal_False );
160 1078 : const sal_Bool bScriptSupport = aArgs.getOrDefault( "EmbeddedScriptSupport", sal_True );
161 1078 : const sal_Bool bDocRecoverySupport = aArgs.getOrDefault( "DocumentRecoverySupport", sal_True );
162 :
163 : sal_uInt64 nCreationFlags =
164 : ( bEmbeddedObject ? SFXMODEL_EMBEDDED_OBJECT : 0 )
165 : | ( bScriptSupport ? 0 : SFXMODEL_DISABLE_EMBEDDED_SCRIPTS )
166 1078 : | ( bDocRecoverySupport ? 0 : SFXMODEL_DISABLE_DOCUMENT_RECOVERY );
167 :
168 1078 : Reference< XInterface > xInstance( impl_createInstance( nCreationFlags ) );
169 :
170 : // to mimic the bahaviour of the default factory's createInstanceWithArguments, we initialize
171 : // the object with the given arguments, stripped by the three special ones
172 1078 : Sequence< Any > aStrippedArguments( _rArguments.getLength() );
173 1078 : Any* pStrippedArgs = aStrippedArguments.getArray();
174 : Any* pStrippedArgsEnd = ::std::remove_copy_if(
175 : _rArguments.getConstArray(),
176 1078 : _rArguments.getConstArray() + _rArguments.getLength(),
177 : pStrippedArgs,
178 : IsSpecialArgument()
179 1078 : );
180 1078 : aStrippedArguments.realloc( pStrippedArgsEnd - pStrippedArgs );
181 :
182 1078 : if ( aStrippedArguments.getLength() )
183 : {
184 0 : Reference< XInitialization > xModelInit( xInstance, UNO_QUERY );
185 : OSL_ENSURE( xModelInit.is(), "SfxModelFactory::createInstanceWithArguments: no XInitialization!" );
186 0 : if ( xModelInit.is() )
187 0 : xModelInit->initialize( aStrippedArguments );
188 : }
189 :
190 1078 : return xInstance;
191 : }
192 :
193 : //--------------------------------------------------------------------
194 0 : ::rtl::OUString SAL_CALL SfxModelFactory::getImplementationName( ) throw (RuntimeException)
195 : {
196 0 : return m_sImplementationName;
197 : }
198 :
199 : //--------------------------------------------------------------------
200 0 : ::sal_Bool SAL_CALL SfxModelFactory::supportsService( const ::rtl::OUString& _rServiceName ) throw (RuntimeException)
201 : {
202 : return ::std::find(
203 : m_aServiceNames.getConstArray(),
204 0 : m_aServiceNames.getConstArray() + m_aServiceNames.getLength(),
205 : _rServiceName
206 0 : ) != m_aServiceNames.getConstArray() + m_aServiceNames.getLength();
207 : }
208 :
209 : //--------------------------------------------------------------------
210 0 : Sequence< ::rtl::OUString > SAL_CALL SfxModelFactory::getSupportedServiceNames( ) throw (RuntimeException)
211 : {
212 0 : return m_aServiceNames;
213 : }
214 :
215 : //--------------------------------------------------------------------
216 60 : Reference< XSingleServiceFactory > createSfxModelFactory( const Reference< XMultiServiceFactory >& _rxServiceFactory,
217 : const ::rtl::OUString& _rImplementationName, const SfxModelFactoryFunc _pComponentFactoryFunc,
218 : const Sequence< ::rtl::OUString >& _rServiceNames )
219 : {
220 60 : return new SfxModelFactory( _rxServiceFactory, _rImplementationName, _pComponentFactoryFunc, _rServiceNames );
221 : }
222 :
223 : //........................................................................
224 : } // namespace sfx2
225 : //........................................................................
226 :
227 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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