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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 "dbexchange.hxx"
21 : #include <sot/formats.hxx>
22 : #include <sot/storage.hxx>
23 : #include <osl/diagnose.h>
24 : #include <com/sun/star/sdb/CommandType.hpp>
25 : #include <com/sun/star/sdb/XResultSetAccess.hpp>
26 : #include "TokenWriter.hxx"
27 : #include "dbustrings.hrc"
28 : #include <comphelper/uno3.hxx>
29 : #include <svx/dataaccessdescriptor.hxx>
30 : #include "UITools.hxx"
31 : #include <comphelper/processfactory.hxx>
32 :
33 : namespace dbaui
34 : {
35 : using namespace ::com::sun::star::uno;
36 : using namespace ::com::sun::star::beans;
37 : using namespace ::com::sun::star::sdb;
38 : using namespace ::com::sun::star::lang;
39 : using namespace ::com::sun::star::util;
40 : using namespace ::com::sun::star::sdbc;
41 : using namespace ::com::sun::star::datatransfer;
42 : using namespace ::svx;
43 :
44 : namespace
45 : {
46 0 : template<class T > void lcl_setListener(const Reference<T>& _xComponent, const Reference< XEventListener >& i_rListener, const bool i_bAdd )
47 : {
48 0 : if ( !_xComponent.is() )
49 0 : return;
50 :
51 0 : Reference< XComponent> xCom( _xComponent, UNO_QUERY );
52 : OSL_ENSURE( xCom.is(), "lcl_setListener: no component!" );
53 0 : if ( !xCom.is() )
54 0 : return;
55 :
56 0 : i_bAdd ? xCom->addEventListener( i_rListener ) : xCom->removeEventListener( i_rListener );
57 : }
58 : }
59 :
60 0 : ODataClipboard::ODataClipboard(
61 : const OUString& _rDatasource,
62 : const sal_Int32 _nCommandType,
63 : const OUString& _rCommand,
64 : const Reference< XConnection >& _rxConnection,
65 : const Reference< XNumberFormatter >& _rxFormatter,
66 : const Reference< XComponentContext >& _rxORB)
67 : :ODataAccessObjectTransferable( _rDatasource,OUString(), _nCommandType, _rCommand, _rxConnection )
68 : ,m_pHtml(NULL)
69 0 : ,m_pRtf(NULL)
70 : {
71 0 : osl_atomic_increment( &m_refCount );
72 0 : lcl_setListener( _rxConnection, this, true );
73 :
74 0 : m_pHtml.set( new OHTMLImportExport( getDescriptor(), _rxORB, _rxFormatter ) );
75 0 : m_pRtf.set( new ORTFImportExport( getDescriptor(), _rxORB, _rxFormatter ) );
76 :
77 0 : osl_atomic_decrement( &m_refCount );
78 0 : }
79 :
80 0 : ODataClipboard::ODataClipboard(
81 : const OUString& _rDatasource,
82 : const sal_Int32 _nCommandType,
83 : const OUString& _rCommand,
84 : const Reference< XNumberFormatter >& _rxFormatter,
85 : const Reference< XComponentContext >& _rxORB)
86 : :ODataAccessObjectTransferable( _rDatasource, OUString(),_nCommandType, _rCommand)
87 : ,m_pHtml(NULL)
88 0 : ,m_pRtf(NULL)
89 : {
90 0 : m_pHtml.set( new OHTMLImportExport( getDescriptor(),_rxORB, _rxFormatter ) );
91 0 : m_pRtf.set( new ORTFImportExport( getDescriptor(),_rxORB, _rxFormatter ) );
92 0 : }
93 :
94 0 : ODataClipboard::ODataClipboard( const Reference< XPropertySet >& i_rAliveForm,
95 : const Sequence< Any >& i_rSelectedRows,
96 : const sal_Bool i_bBookmarkSelection,
97 : const Reference< XComponentContext >& i_rORB )
98 : :ODataAccessObjectTransferable( i_rAliveForm )
99 : ,m_pHtml(NULL)
100 0 : ,m_pRtf(NULL)
101 : {
102 : OSL_PRECOND( i_rORB.is(), "ODataClipboard::ODataClipboard: having no factory is not good ..." );
103 :
104 0 : osl_atomic_increment( &m_refCount );
105 :
106 0 : Reference<XConnection> xConnection;
107 0 : getDescriptor()[ daConnection ] >>= xConnection;
108 0 : lcl_setListener( xConnection, this, true );
109 :
110 : // do not pass the form itself as source result set, since the client might operate on the form, which
111 : // might lead to undesired effects. Instead, use a clone.
112 0 : Reference< XResultSet > xResultSetClone;
113 0 : Reference< XResultSetAccess > xResultSetAccess( i_rAliveForm, UNO_QUERY );
114 0 : if ( xResultSetAccess.is() )
115 0 : xResultSetClone = xResultSetAccess->createResultSet();
116 : OSL_ENSURE( xResultSetClone.is(), "ODataClipboard::ODataClipboard: could not clone the form's result set" );
117 0 : lcl_setListener( xResultSetClone, this, true );
118 :
119 0 : getDescriptor()[daCursor] <<= xResultSetClone;
120 0 : getDescriptor()[daSelection] <<= i_rSelectedRows;
121 0 : getDescriptor()[daBookmarkSelection]<<= i_bBookmarkSelection;
122 0 : addCompatibleSelectionDescription( i_rSelectedRows );
123 :
124 0 : if ( xConnection.is() && i_rORB.is() )
125 : {
126 0 : Reference< XNumberFormatter > xFormatter( getNumberFormatter( xConnection, i_rORB ) );
127 0 : if ( xFormatter.is() )
128 : {
129 0 : m_pHtml.set( new OHTMLImportExport( getDescriptor(), i_rORB, xFormatter ) );
130 0 : m_pRtf.set( new ORTFImportExport( getDescriptor(), i_rORB, xFormatter ) );
131 0 : }
132 : }
133 :
134 0 : osl_atomic_decrement( &m_refCount );
135 0 : }
136 :
137 0 : bool ODataClipboard::WriteObject( SotStorageStreamRef& rxOStm, void* pUserObject, sal_uInt32 nUserObjectId, const ::com::sun::star::datatransfer::DataFlavor& /*rFlavor*/ )
138 : {
139 0 : if (nUserObjectId == SOT_FORMAT_RTF || nUserObjectId == SOT_FORMATSTR_ID_HTML )
140 : {
141 0 : ODatabaseImportExport* pExport = reinterpret_cast<ODatabaseImportExport*>(pUserObject);
142 0 : if ( pExport && rxOStm.Is() )
143 : {
144 0 : pExport->setStream(&rxOStm);
145 0 : return pExport->Write();
146 : }
147 : }
148 0 : return false;
149 : }
150 :
151 0 : void ODataClipboard::AddSupportedFormats()
152 : {
153 0 : if ( m_pRtf.is() )
154 0 : AddFormat( SOT_FORMAT_RTF );
155 :
156 0 : if ( m_pHtml.is() )
157 0 : AddFormat( SOT_FORMATSTR_ID_HTML );
158 :
159 0 : ODataAccessObjectTransferable::AddSupportedFormats();
160 0 : }
161 :
162 0 : bool ODataClipboard::GetData( const DataFlavor& rFlavor )
163 : {
164 0 : const sal_uLong nFormat = SotExchange::GetFormat(rFlavor);
165 0 : switch (nFormat)
166 : {
167 : case SOT_FORMAT_RTF:
168 0 : if ( m_pRtf.is() )
169 0 : m_pRtf->initialize(getDescriptor());
170 0 : return m_pRtf.is() && SetObject( m_pRtf.get(), SOT_FORMAT_RTF, rFlavor );
171 :
172 : case SOT_FORMATSTR_ID_HTML:
173 0 : if ( m_pHtml.is() )
174 0 : m_pHtml->initialize(getDescriptor());
175 0 : return m_pHtml.is() && SetObject( m_pHtml.get(), SOT_FORMATSTR_ID_HTML, rFlavor );
176 : }
177 :
178 0 : return ODataAccessObjectTransferable::GetData( rFlavor );
179 : }
180 :
181 0 : void ODataClipboard::ObjectReleased()
182 : {
183 0 : if ( m_pHtml.is() )
184 : {
185 0 : m_pHtml->dispose();
186 0 : m_pHtml.clear();
187 : }
188 :
189 0 : if ( m_pRtf.is() )
190 : {
191 0 : m_pRtf->dispose();
192 0 : m_pRtf.clear();
193 : }
194 :
195 0 : if ( getDescriptor().has( daConnection ) )
196 : {
197 0 : Reference<XConnection> xConnection( getDescriptor()[daConnection], UNO_QUERY );
198 0 : lcl_setListener( xConnection, this, false );
199 : }
200 :
201 0 : if ( getDescriptor().has( daCursor ) )
202 : {
203 0 : Reference< XResultSet > xResultSet( getDescriptor()[ daCursor ], UNO_QUERY );
204 0 : lcl_setListener( xResultSet, this, false );
205 : }
206 :
207 0 : ODataAccessObjectTransferable::ObjectReleased( );
208 0 : }
209 :
210 0 : void SAL_CALL ODataClipboard::disposing( const ::com::sun::star::lang::EventObject& i_rSource ) throw (::com::sun::star::uno::RuntimeException, std::exception)
211 : {
212 0 : ODataAccessDescriptor& rDescriptor( getDescriptor() );
213 :
214 0 : if ( rDescriptor.has( daConnection ) )
215 : {
216 0 : Reference< XConnection > xConnection( rDescriptor[daConnection], UNO_QUERY );
217 0 : if ( xConnection == i_rSource.Source )
218 : {
219 0 : rDescriptor.erase( daConnection );
220 0 : }
221 : }
222 :
223 0 : if ( rDescriptor.has( daCursor ) )
224 : {
225 0 : Reference< XResultSet > xResultSet( rDescriptor[ daCursor ], UNO_QUERY );
226 0 : if ( xResultSet == i_rSource.Source )
227 : {
228 0 : rDescriptor.erase( daCursor );
229 : // Selection and BookmarkSelection are meaningless without a result set
230 0 : if ( rDescriptor.has( daSelection ) )
231 0 : rDescriptor.erase( daSelection );
232 0 : if ( rDescriptor.has( daBookmarkSelection ) )
233 0 : rDescriptor.erase( daBookmarkSelection );
234 0 : }
235 : }
236 :
237 : // no matter whether it was the source connection or the source result set which died,
238 : // we cannot provide the data anymore.
239 0 : ClearFormats();
240 0 : }
241 : }
242 :
243 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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