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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 : #ifndef FORMS_MODULE_IMPLEMENTATION_INCLUDE_CONTEXT
21 : #error "not to be included directly! use 'foo_module.hxx instead'!"
22 : #endif
23 :
24 : #ifndef FORMS_MODULE_NAMESPACE
25 : #error "set FORMS_MODULE_NAMESPACE to your namespace identifier!"
26 : #endif
27 :
28 : #include <comphelper/sequence.hxx>
29 :
30 :
31 : namespace FORMS_MODULE_NAMESPACE
32 : {
33 :
34 :
35 : using namespace ::com::sun::star::uno;
36 : using namespace ::com::sun::star::lang;
37 : using namespace ::com::sun::star::registry;
38 : using namespace ::comphelper;
39 : using namespace ::cppu;
40 :
41 :
42 : //= OFormsModule
43 :
44 :
45 :
46 : //- registration helper
47 :
48 :
49 : Sequence< OUString >* OFormsModule::s_pImplementationNames = NULL;
50 : Sequence< Sequence< OUString > >* OFormsModule::s_pSupportedServices = NULL;
51 : Sequence< sal_Int64 >* OFormsModule::s_pCreationFunctionPointers = NULL;
52 : Sequence< sal_Int64 >* OFormsModule::s_pFactoryFunctionPointers = NULL;
53 :
54 :
55 0 : void OFormsModule::registerComponent(
56 : const OUString& _rImplementationName,
57 : const Sequence< OUString >& _rServiceNames,
58 : ComponentInstantiation _pCreateFunction,
59 : FactoryInstantiation _pFactoryFunction)
60 : {
61 0 : if (!s_pImplementationNames)
62 : {
63 : OSL_ENSURE(!s_pSupportedServices && !s_pCreationFunctionPointers && !s_pFactoryFunctionPointers,
64 : "OFormsModule::registerComponent : inconsistent state (the pointers (1)) !");
65 0 : s_pImplementationNames = new Sequence< OUString >;
66 0 : s_pSupportedServices = new Sequence< Sequence< OUString > >;
67 0 : s_pCreationFunctionPointers = new Sequence< sal_Int64 >;
68 0 : s_pFactoryFunctionPointers = new Sequence< sal_Int64 >;
69 : }
70 : OSL_ENSURE(s_pImplementationNames && s_pSupportedServices && s_pCreationFunctionPointers && s_pFactoryFunctionPointers,
71 : "OFormsModule::registerComponent : inconsistent state (the pointers (2)) !");
72 :
73 : OSL_ENSURE( (s_pImplementationNames->getLength() == s_pSupportedServices->getLength())
74 : && (s_pImplementationNames->getLength() == s_pCreationFunctionPointers->getLength())
75 : && (s_pImplementationNames->getLength() == s_pFactoryFunctionPointers->getLength()),
76 : "OFormsModule::registerComponent : inconsistent state !");
77 :
78 0 : sal_Int32 nOldLen = s_pImplementationNames->getLength();
79 0 : s_pImplementationNames->realloc(nOldLen + 1);
80 0 : s_pSupportedServices->realloc(nOldLen + 1);
81 0 : s_pCreationFunctionPointers->realloc(nOldLen + 1);
82 0 : s_pFactoryFunctionPointers->realloc(nOldLen + 1);
83 :
84 0 : s_pImplementationNames->getArray()[nOldLen] = _rImplementationName;
85 0 : s_pSupportedServices->getArray()[nOldLen] = _rServiceNames;
86 0 : s_pCreationFunctionPointers->getArray()[nOldLen] = reinterpret_cast<sal_Int64>(_pCreateFunction);
87 0 : s_pFactoryFunctionPointers->getArray()[nOldLen] = reinterpret_cast<sal_Int64>(_pFactoryFunction);
88 0 : }
89 :
90 :
91 0 : void OFormsModule::revokeComponent(const OUString& _rImplementationName)
92 : {
93 0 : if (!s_pImplementationNames)
94 : {
95 : OSL_FAIL("OFormsModule::revokeComponent : have no class infos ! Are you sure called this method at the right time ?");
96 0 : return;
97 : }
98 : OSL_ENSURE(s_pImplementationNames && s_pSupportedServices && s_pCreationFunctionPointers && s_pFactoryFunctionPointers,
99 : "OFormsModule::revokeComponent : inconsistent state (the pointers) !");
100 : OSL_ENSURE( (s_pImplementationNames->getLength() == s_pSupportedServices->getLength())
101 : && (s_pImplementationNames->getLength() == s_pCreationFunctionPointers->getLength())
102 : && (s_pImplementationNames->getLength() == s_pFactoryFunctionPointers->getLength()),
103 : "OFormsModule::revokeComponent : inconsistent state !");
104 :
105 0 : sal_Int32 nLen = s_pImplementationNames->getLength();
106 0 : const OUString* pImplNames = s_pImplementationNames->getConstArray();
107 0 : for (sal_Int32 i=0; i<nLen; ++i, ++pImplNames)
108 : {
109 0 : if (pImplNames->equals(_rImplementationName))
110 : {
111 0 : removeElementAt(*s_pImplementationNames, i);
112 0 : removeElementAt(*s_pSupportedServices, i);
113 0 : removeElementAt(*s_pCreationFunctionPointers, i);
114 0 : removeElementAt(*s_pFactoryFunctionPointers, i);
115 0 : break;
116 : }
117 : }
118 :
119 0 : if (s_pImplementationNames->getLength() == 0)
120 : {
121 0 : delete s_pImplementationNames; s_pImplementationNames = NULL;
122 0 : delete s_pSupportedServices; s_pSupportedServices = NULL;
123 0 : delete s_pCreationFunctionPointers; s_pCreationFunctionPointers = NULL;
124 0 : delete s_pFactoryFunctionPointers; s_pFactoryFunctionPointers = NULL;
125 : }
126 : }
127 :
128 :
129 0 : Reference< XInterface > OFormsModule::getComponentFactory(
130 : const OUString& _rImplementationName,
131 : const Reference< XMultiServiceFactory >& _rxServiceManager)
132 : {
133 : OSL_ENSURE(_rxServiceManager.is(), "OFormsModule::getComponentFactory : invalid argument (service manager) !");
134 : OSL_ENSURE(!_rImplementationName.isEmpty(), "OFormsModule::getComponentFactory : invalid argument (implementation name) !");
135 :
136 0 : if (!s_pImplementationNames)
137 : {
138 : OSL_FAIL("OFormsModule::getComponentFactory : have no class infos ! Are you sure called this method at the right time ?");
139 0 : return NULL;
140 : }
141 : OSL_ENSURE(s_pImplementationNames && s_pSupportedServices && s_pCreationFunctionPointers && s_pFactoryFunctionPointers,
142 : "OFormsModule::getComponentFactory : inconsistent state (the pointers) !");
143 : OSL_ENSURE( (s_pImplementationNames->getLength() == s_pSupportedServices->getLength())
144 : && (s_pImplementationNames->getLength() == s_pCreationFunctionPointers->getLength())
145 : && (s_pImplementationNames->getLength() == s_pFactoryFunctionPointers->getLength()),
146 : "OFormsModule::getComponentFactory : inconsistent state !");
147 :
148 :
149 0 : Reference< XInterface > xReturn;
150 :
151 :
152 0 : sal_Int32 nLen = s_pImplementationNames->getLength();
153 0 : const OUString* pImplName = s_pImplementationNames->getConstArray();
154 0 : const Sequence< OUString >* pServices = s_pSupportedServices->getConstArray();
155 0 : const sal_Int64* pComponentFunction = s_pCreationFunctionPointers->getConstArray();
156 0 : const sal_Int64* pFactoryFunction = s_pFactoryFunctionPointers->getConstArray();
157 :
158 0 : for (sal_Int32 i=0; i<nLen; ++i, ++pImplName, ++pServices, ++pComponentFunction, ++pFactoryFunction)
159 : {
160 0 : if (pImplName->equals(_rImplementationName))
161 : {
162 0 : const FactoryInstantiation FactoryInstantiationFunction = reinterpret_cast<const FactoryInstantiation>(*pFactoryFunction);
163 0 : const ComponentInstantiation ComponentInstantiationFunction = reinterpret_cast<const ComponentInstantiation>(*pComponentFunction);
164 :
165 0 : xReturn = FactoryInstantiationFunction( _rxServiceManager, *pImplName, ComponentInstantiationFunction, *pServices, NULL);
166 0 : if (xReturn.is())
167 : {
168 0 : xReturn->acquire();
169 0 : return xReturn.get();
170 : }
171 : }
172 : }
173 :
174 0 : return NULL;
175 : }
176 :
177 :
178 : } // namespace FORMS_MODULE_NAMESPACE
179 :
180 :
181 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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