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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 :
21 : #include "MultiPropertySetHelper.hxx"
22 : #include <com/sun/star/beans/XPropertySetInfo.hpp>
23 : #include <com/sun/star/beans/XPropertySet.hpp>
24 : #include <com/sun/star/beans/XMultiPropertySet.hpp>
25 : #include <com/sun/star/lang/XServiceInfo.hpp>
26 : #include <comphelper/stl_types.hxx>
27 :
28 : // STL includes
29 : #include <algorithm>
30 :
31 :
32 : using ::com::sun::star::beans::XMultiPropertySet;
33 : using ::com::sun::star::beans::XPropertySet;
34 : using ::com::sun::star::beans::XPropertySetInfo;
35 : using ::com::sun::star::lang::XServiceInfo;
36 : using ::com::sun::star::uno::Any;
37 : using ::com::sun::star::uno::Reference;
38 : using ::com::sun::star::uno::Sequence;
39 : using ::com::sun::star::uno::UNO_QUERY;
40 : using ::comphelper::UStringLess;
41 : using ::std::sort;
42 :
43 :
44 348 : MultiPropertySetHelper::MultiPropertySetHelper(
45 : const sal_Char** pNames ) :
46 : pPropertyNames( NULL ),
47 : nLength( 0 ),
48 : aPropertySequence(),
49 : pSequenceIndex( NULL ),
50 : aValues(),
51 348 : pValues( NULL )
52 : {
53 : // first count the elements
54 1710 : for( const sal_Char** pPtr = pNames; *pPtr != NULL; pPtr++ )
55 1362 : nLength++;
56 :
57 : // allocate array and create strings
58 348 : pPropertyNames = new OUString[nLength];
59 1710 : for( sal_Int16 i = 0; i < nLength; i++ )
60 1362 : pPropertyNames[i] = OUString::createFromAscii( pNames[i] );
61 348 : }
62 :
63 :
64 696 : MultiPropertySetHelper::~MultiPropertySetHelper()
65 : {
66 348 : pValues = NULL; // memory 'owned' by aValues
67 :
68 348 : delete[] pSequenceIndex;
69 348 : delete[] pPropertyNames;
70 348 : }
71 :
72 :
73 338 : void MultiPropertySetHelper::hasProperties(
74 : const Reference<XPropertySetInfo> & rInfo )
75 : {
76 : DBG_ASSERT( rInfo.is(), "I'd really like an XPropertySetInfo here." );
77 :
78 : // allocate sequence index
79 338 : if ( NULL == pSequenceIndex )
80 338 : pSequenceIndex = new sal_Int16[nLength] ;
81 :
82 : // construct pSequenceIndex
83 338 : sal_Int16 nNumberOfProperties = 0;
84 : sal_Int16 i;
85 :
86 1640 : for( i = 0; i < nLength; i++ )
87 : {
88 : // ask for property
89 : sal_Bool bHasProperty =
90 1302 : rInfo->hasPropertyByName( pPropertyNames[i] );
91 :
92 : // set index and increment (if appropriate)
93 1302 : pSequenceIndex[i]= bHasProperty ? nNumberOfProperties : -1;
94 1302 : if ( bHasProperty )
95 512 : nNumberOfProperties++;
96 : }
97 :
98 : // construct property sequence from index array
99 338 : if ( aPropertySequence.getLength() != nNumberOfProperties )
100 338 : aPropertySequence.realloc( nNumberOfProperties );
101 338 : OUString* pPropertySequence = aPropertySequence.getArray();
102 1640 : for( i = 0; i < nLength; i ++ )
103 : {
104 1302 : sal_Int16 nIndex = pSequenceIndex[i];
105 1302 : if ( nIndex != -1 )
106 512 : pPropertySequence[nIndex] = pPropertyNames[i];
107 : }
108 338 : }
109 :
110 624 : sal_Bool MultiPropertySetHelper::checkedProperties()
111 : {
112 624 : return (NULL != pSequenceIndex);
113 : }
114 :
115 :
116 :
117 161 : void MultiPropertySetHelper::getValues(
118 : const Reference<XMultiPropertySet> & rMultiPropertySet )
119 : {
120 : DBG_ASSERT( rMultiPropertySet.is(), "We need an XMultiPropertySet." );
121 :
122 161 : aValues = rMultiPropertySet->getPropertyValues( aPropertySequence );
123 161 : pValues = aValues.getConstArray();
124 161 : }
125 :
126 0 : void MultiPropertySetHelper::getValues(
127 : const Reference<XPropertySet> & rPropertySet )
128 : {
129 : DBG_ASSERT( rPropertySet.is(), "We need an XPropertySet." );
130 :
131 : // re-alloc aValues (if necessary) and fill with values from XPropertySet
132 : sal_Int16 nSupportedPropertiesCount =
133 0 : (sal_Int16)aPropertySequence.getLength();
134 0 : if ( aValues.getLength() != nSupportedPropertiesCount )
135 0 : aValues.realloc( nSupportedPropertiesCount );
136 0 : Any* pMutableArray = aValues.getArray();
137 0 : for( sal_Int16 i = 0; i < nSupportedPropertiesCount; i++ )
138 : {
139 0 : pMutableArray[i] = rPropertySet->getPropertyValue(
140 0 : pPropertyNames[ pSequenceIndex[ i ] ] );
141 : }
142 :
143 : // re-establish pValues pointer
144 0 : pValues = aValues.getConstArray();
145 0 : }
146 :
147 :
148 161 : const Any& MultiPropertySetHelper::getValue( sal_Int16 nIndex,
149 : const Reference< XPropertySet> & rPropSet,
150 : sal_Bool bTryMulti )
151 : {
152 161 : if( !pValues )
153 : {
154 161 : if( bTryMulti )
155 : {
156 : Reference < XMultiPropertySet > xMultiPropSet( rPropSet,
157 161 : UNO_QUERY );
158 161 : if( xMultiPropSet.is() )
159 161 : getValues( xMultiPropSet );
160 : else
161 0 : getValues( rPropSet );
162 : }
163 : else
164 : {
165 0 : getValues( rPropSet );
166 : }
167 : }
168 :
169 161 : return getValue( nIndex );
170 : }
171 :
172 375 : const Any& MultiPropertySetHelper::getValue( sal_Int16 nIndex,
173 : const Reference< XMultiPropertySet> & rMultiPropSet )
174 : {
175 375 : if( !pValues )
176 0 : getValues( rMultiPropSet );
177 :
178 375 : return getValue( nIndex );
179 : }
180 :
181 : // inline methods defined in header:
182 : // inline Any& MultiPropertySetHelper::getValue( sal_Int16 nIndex )
183 : // inline sal_Bool MultiPropertySetHelper::hasProperty( sal_Int16 nValueNo )
184 :
185 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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