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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 <vcl/svapp.hxx>
21 : #include <svx/svditer.hxx>
22 : #include <svx/svdoole2.hxx>
23 : #include <svx/svdpage.hxx>
24 :
25 : #include "chartlock.hxx"
26 : #include "document.hxx"
27 : #include "drwlayer.hxx"
28 :
29 : #include <com/sun/star/embed/XComponentSupplier.hpp>
30 :
31 : using namespace com::sun::star;
32 : using ::com::sun::star::uno::Reference;
33 : using ::com::sun::star::uno::WeakReference;
34 :
35 : #define SC_CHARTLOCKTIMEOUT 660
36 :
37 : namespace
38 : {
39 :
40 0 : std::vector< WeakReference< frame::XModel > > lcl_getAllLivingCharts( ScDocument* pDoc )
41 : {
42 0 : std::vector< WeakReference< frame::XModel > > aRet;
43 0 : if( !pDoc )
44 0 : return aRet;
45 0 : ScDrawLayer* pDrawLayer = pDoc->GetDrawLayer();
46 0 : if (!pDrawLayer)
47 0 : return aRet;
48 :
49 0 : for (SCTAB nTab=0; nTab<=pDoc->GetMaxTableNumber(); nTab++)
50 : {
51 0 : if (pDoc->HasTable(nTab))
52 : {
53 0 : SdrPage* pPage = pDrawLayer->GetPage(static_cast<sal_uInt16>(nTab));
54 : OSL_ENSURE(pPage,"Page ?");
55 :
56 0 : SdrObjListIter aIter( *pPage, IM_DEEPNOGROUPS );
57 0 : SdrObject* pObject = aIter.Next();
58 0 : while (pObject)
59 : {
60 0 : if( pDoc->IsChart( pObject ) )
61 : {
62 0 : uno::Reference< embed::XEmbeddedObject > xIPObj = ((SdrOle2Obj*)pObject)->GetObjRef();
63 0 : uno::Reference< embed::XComponentSupplier > xCompSupp( xIPObj, uno::UNO_QUERY );
64 0 : if( xCompSupp.is())
65 : {
66 0 : Reference< frame::XModel > xModel( xCompSupp->getComponent(), uno::UNO_QUERY );
67 0 : if( xModel.is() )
68 0 : aRet.push_back( xModel );
69 0 : }
70 : }
71 0 : pObject = aIter.Next();
72 0 : }
73 : }
74 : }
75 0 : return aRet;
76 : }
77 :
78 : }//end anonymous namespace
79 :
80 : // ScChartLockGuard
81 0 : ScChartLockGuard::ScChartLockGuard( ScDocument* pDoc ) :
82 0 : maChartModels( lcl_getAllLivingCharts( pDoc ) )
83 : {
84 0 : std::vector< WeakReference< frame::XModel > >::const_iterator aIter = maChartModels.begin();
85 0 : const std::vector< WeakReference< frame::XModel > >::const_iterator aEnd = maChartModels.end();
86 0 : for( ; aIter != aEnd; ++aIter )
87 : {
88 : try
89 : {
90 0 : Reference< frame::XModel > xModel( *aIter );
91 0 : if( xModel.is())
92 0 : xModel->lockControllers();
93 : }
94 0 : catch ( uno::Exception& )
95 : {
96 : OSL_FAIL("Unexpected exception in ScChartLockGuard");
97 : }
98 : }
99 0 : }
100 :
101 0 : ScChartLockGuard::~ScChartLockGuard()
102 : {
103 0 : std::vector< WeakReference< frame::XModel > >::const_iterator aIter = maChartModels.begin();
104 0 : const std::vector< WeakReference< frame::XModel > >::const_iterator aEnd = maChartModels.end();
105 0 : for( ; aIter != aEnd; ++aIter )
106 : {
107 : try
108 : {
109 0 : Reference< frame::XModel > xModel( *aIter );
110 0 : if( xModel.is())
111 0 : xModel->unlockControllers();
112 : }
113 0 : catch ( uno::Exception& )
114 : {
115 : OSL_FAIL("Unexpected exception in ScChartLockGuard");
116 : }
117 : }
118 0 : }
119 :
120 0 : void ScChartLockGuard::AlsoLockThisChart( const Reference< frame::XModel >& xModel )
121 : {
122 0 : if(!xModel.is())
123 0 : return;
124 :
125 0 : WeakReference< frame::XModel > xWeakModel(xModel);
126 :
127 : std::vector< WeakReference< frame::XModel > >::iterator aFindIter(
128 0 : ::std::find( maChartModels.begin(), maChartModels.end(), xWeakModel ) );
129 :
130 0 : if( aFindIter == maChartModels.end() )
131 : {
132 : try
133 : {
134 0 : xModel->lockControllers();
135 0 : maChartModels.push_back( xModel );
136 : }
137 0 : catch ( uno::Exception& )
138 : {
139 : OSL_FAIL("Unexpected exception in ScChartLockGuard");
140 : }
141 0 : }
142 : }
143 :
144 : // ScTemporaryChartLock
145 0 : ScTemporaryChartLock::ScTemporaryChartLock( ScDocument* pDocP ) :
146 0 : mpDoc( pDocP )
147 : {
148 0 : maTimer.SetTimeout( SC_CHARTLOCKTIMEOUT );
149 0 : maTimer.SetTimeoutHdl( LINK( this, ScTemporaryChartLock, TimeoutHdl ) );
150 0 : }
151 :
152 0 : ScTemporaryChartLock::~ScTemporaryChartLock()
153 : {
154 0 : mpDoc = 0;
155 0 : StopLocking();
156 0 : }
157 :
158 0 : void ScTemporaryChartLock::StartOrContinueLocking()
159 : {
160 0 : if(!mapScChartLockGuard.get())
161 0 : mapScChartLockGuard.reset( new ScChartLockGuard(mpDoc) );
162 0 : maTimer.Start();
163 0 : }
164 :
165 0 : void ScTemporaryChartLock::StopLocking()
166 : {
167 0 : maTimer.Stop();
168 0 : mapScChartLockGuard.reset();
169 0 : }
170 :
171 0 : void ScTemporaryChartLock::AlsoLockThisChart( const Reference< frame::XModel >& xModel )
172 : {
173 0 : if(mapScChartLockGuard.get())
174 0 : mapScChartLockGuard->AlsoLockThisChart( xModel );
175 0 : }
176 :
177 0 : IMPL_LINK_NOARG(ScTemporaryChartLock, TimeoutHdl)
178 : {
179 0 : mapScChartLockGuard.reset();
180 0 : return 0;
181 : }
182 :
183 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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