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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 "dbexchange.hxx"
22 : #include <sot/formats.hxx>
23 : #include <sot/storage.hxx>
24 : #include <osl/diagnose.h>
25 : #include <com/sun/star/sdb/CommandType.hpp>
26 : #include <com/sun/star/sdb/XResultSetAccess.hpp>
27 : #include "TokenWriter.hxx"
28 : #include "dbustrings.hrc"
29 : #include <comphelper/uno3.hxx>
30 : #include <svx/dataaccessdescriptor.hxx>
31 : #include "UITools.hxx"
32 : #include <comphelper/processfactory.hxx>
33 :
34 :
35 : namespace dbaui
36 : {
37 : using namespace ::com::sun::star::uno;
38 : using namespace ::com::sun::star::beans;
39 : using namespace ::com::sun::star::sdb;
40 : using namespace ::com::sun::star::lang;
41 : using namespace ::com::sun::star::util;
42 : using namespace ::com::sun::star::sdbc;
43 : using namespace ::com::sun::star::datatransfer;
44 : using namespace ::svx;
45 :
46 : namespace
47 : {
48 0 : template<class T > void lcl_setListener(const Reference<T>& _xComponent, const Reference< XEventListener >& i_rListener, const bool i_bAdd )
49 : {
50 0 : if ( !_xComponent.is() )
51 0 : return;
52 :
53 0 : Reference< XComponent> xCom( _xComponent, UNO_QUERY );
54 : OSL_ENSURE( xCom.is(), "lcl_setListener: no component!" );
55 0 : if ( !xCom.is() )
56 0 : return;
57 :
58 0 : i_bAdd ? xCom->addEventListener( i_rListener ) : xCom->removeEventListener( i_rListener );
59 : }
60 : }
61 :
62 : // -----------------------------------------------------------------------------
63 0 : ODataClipboard::ODataClipboard(
64 : const OUString& _rDatasource,
65 : const sal_Int32 _nCommandType,
66 : const OUString& _rCommand,
67 : const Reference< XConnection >& _rxConnection,
68 : const Reference< XNumberFormatter >& _rxFormatter,
69 : const Reference< XComponentContext >& _rxORB)
70 : :ODataAccessObjectTransferable( _rDatasource,OUString(), _nCommandType, _rCommand, _rxConnection )
71 : ,m_pHtml(NULL)
72 0 : ,m_pRtf(NULL)
73 : {
74 0 : osl_atomic_increment( &m_refCount );
75 0 : lcl_setListener( _rxConnection, this, true );
76 :
77 0 : m_pHtml.set( new OHTMLImportExport( getDescriptor(), _rxORB, _rxFormatter ) );
78 0 : m_pRtf.set( new ORTFImportExport( getDescriptor(), _rxORB, _rxFormatter ) );
79 :
80 0 : osl_atomic_decrement( &m_refCount );
81 0 : }
82 :
83 : // -----------------------------------------------------------------------------
84 0 : ODataClipboard::ODataClipboard(
85 : const OUString& _rDatasource,
86 : const sal_Int32 _nCommandType,
87 : const OUString& _rCommand,
88 : const Reference< XNumberFormatter >& _rxFormatter,
89 : const Reference< XComponentContext >& _rxORB)
90 : :ODataAccessObjectTransferable( _rDatasource, OUString(),_nCommandType, _rCommand)
91 : ,m_pHtml(NULL)
92 0 : ,m_pRtf(NULL)
93 : {
94 0 : m_pHtml.set( new OHTMLImportExport( getDescriptor(),_rxORB, _rxFormatter ) );
95 0 : m_pRtf.set( new ORTFImportExport( getDescriptor(),_rxORB, _rxFormatter ) );
96 0 : }
97 :
98 : // -----------------------------------------------------------------------------
99 0 : ODataClipboard::ODataClipboard( const Reference< XPropertySet >& i_rAliveForm,
100 : const Sequence< Any >& i_rSelectedRows,
101 : const sal_Bool i_bBookmarkSelection,
102 : const Reference< XComponentContext >& i_rORB )
103 : :ODataAccessObjectTransferable( i_rAliveForm )
104 : ,m_pHtml(NULL)
105 0 : ,m_pRtf(NULL)
106 : {
107 : OSL_PRECOND( i_rORB.is(), "ODataClipboard::ODataClipboard: having no factory is not good ..." );
108 :
109 0 : osl_atomic_increment( &m_refCount );
110 :
111 0 : Reference<XConnection> xConnection;
112 0 : getDescriptor()[ daConnection ] >>= xConnection;
113 0 : lcl_setListener( xConnection, this, true );
114 :
115 : // do not pass the form itself as source result set, since the client might operate on the form, which
116 : // might lead to undesired effects. Instead, use a clone.
117 0 : Reference< XResultSet > xResultSetClone;
118 0 : Reference< XResultSetAccess > xResultSetAccess( i_rAliveForm, UNO_QUERY );
119 0 : if ( xResultSetAccess.is() )
120 0 : xResultSetClone = xResultSetAccess->createResultSet();
121 : OSL_ENSURE( xResultSetClone.is(), "ODataClipboard::ODataClipboard: could not clone the form's result set" );
122 0 : lcl_setListener( xResultSetClone, this, true );
123 :
124 0 : getDescriptor()[daCursor] <<= xResultSetClone;
125 0 : getDescriptor()[daSelection] <<= i_rSelectedRows;
126 0 : getDescriptor()[daBookmarkSelection]<<= i_bBookmarkSelection;
127 0 : addCompatibleSelectionDescription( i_rSelectedRows );
128 :
129 0 : if ( xConnection.is() && i_rORB.is() )
130 : {
131 0 : Reference< XNumberFormatter > xFormatter( getNumberFormatter( xConnection, i_rORB ) );
132 0 : if ( xFormatter.is() )
133 : {
134 0 : m_pHtml.set( new OHTMLImportExport( getDescriptor(), i_rORB, xFormatter ) );
135 0 : m_pRtf.set( new ORTFImportExport( getDescriptor(), i_rORB, xFormatter ) );
136 0 : }
137 : }
138 :
139 0 : osl_atomic_decrement( &m_refCount );
140 0 : }
141 :
142 : // -----------------------------------------------------------------------------
143 0 : sal_Bool ODataClipboard::WriteObject( SotStorageStreamRef& rxOStm, void* pUserObject, sal_uInt32 nUserObjectId, const ::com::sun::star::datatransfer::DataFlavor& /*rFlavor*/ )
144 : {
145 0 : if (nUserObjectId == SOT_FORMAT_RTF || nUserObjectId == SOT_FORMATSTR_ID_HTML )
146 : {
147 0 : ODatabaseImportExport* pExport = reinterpret_cast<ODatabaseImportExport*>(pUserObject);
148 0 : if ( pExport && rxOStm.Is() )
149 : {
150 0 : pExport->setStream(&rxOStm);
151 0 : return pExport->Write();
152 : }
153 : }
154 0 : return sal_False;
155 : }
156 :
157 : // -----------------------------------------------------------------------------
158 0 : void ODataClipboard::AddSupportedFormats()
159 : {
160 0 : if ( m_pRtf.is() )
161 0 : AddFormat( SOT_FORMAT_RTF );
162 :
163 0 : if ( m_pHtml.is() )
164 0 : AddFormat( SOT_FORMATSTR_ID_HTML );
165 :
166 0 : ODataAccessObjectTransferable::AddSupportedFormats();
167 0 : }
168 :
169 : // -----------------------------------------------------------------------------
170 0 : sal_Bool ODataClipboard::GetData( const DataFlavor& rFlavor )
171 : {
172 0 : const sal_uLong nFormat = SotExchange::GetFormat(rFlavor);
173 0 : switch (nFormat)
174 : {
175 : case SOT_FORMAT_RTF:
176 0 : if ( m_pRtf.is() )
177 0 : m_pRtf->initialize(getDescriptor());
178 0 : return m_pRtf.is() && SetObject( m_pRtf.get(), SOT_FORMAT_RTF, rFlavor );
179 :
180 : case SOT_FORMATSTR_ID_HTML:
181 0 : if ( m_pHtml.is() )
182 0 : m_pHtml->initialize(getDescriptor());
183 0 : return m_pHtml.is() && SetObject( m_pHtml.get(), SOT_FORMATSTR_ID_HTML, rFlavor );
184 : }
185 :
186 0 : return ODataAccessObjectTransferable::GetData( rFlavor );
187 : }
188 :
189 : // -----------------------------------------------------------------------------
190 0 : void ODataClipboard::ObjectReleased()
191 : {
192 0 : if ( m_pHtml.is() )
193 : {
194 0 : m_pHtml->dispose();
195 0 : m_pHtml.clear();
196 : }
197 :
198 0 : if ( m_pRtf.is() )
199 : {
200 0 : m_pRtf->dispose();
201 0 : m_pRtf.clear();
202 : }
203 :
204 0 : if ( getDescriptor().has( daConnection ) )
205 : {
206 0 : Reference<XConnection> xConnection( getDescriptor()[daConnection], UNO_QUERY );
207 0 : lcl_setListener( xConnection, this, false );
208 : }
209 :
210 0 : if ( getDescriptor().has( daCursor ) )
211 : {
212 0 : Reference< XResultSet > xResultSet( getDescriptor()[ daCursor ], UNO_QUERY );
213 0 : lcl_setListener( xResultSet, this, false );
214 : }
215 :
216 0 : ODataAccessObjectTransferable::ObjectReleased( );
217 0 : }
218 :
219 : // -----------------------------------------------------------------------------
220 0 : void SAL_CALL ODataClipboard::disposing( const ::com::sun::star::lang::EventObject& i_rSource ) throw (::com::sun::star::uno::RuntimeException)
221 : {
222 0 : ODataAccessDescriptor& rDescriptor( getDescriptor() );
223 :
224 0 : if ( rDescriptor.has( daConnection ) )
225 : {
226 0 : Reference< XConnection > xConnection( rDescriptor[daConnection], UNO_QUERY );
227 0 : if ( xConnection == i_rSource.Source )
228 : {
229 0 : rDescriptor.erase( daConnection );
230 0 : }
231 : }
232 :
233 0 : if ( rDescriptor.has( daCursor ) )
234 : {
235 0 : Reference< XResultSet > xResultSet( rDescriptor[ daCursor ], UNO_QUERY );
236 0 : if ( xResultSet == i_rSource.Source )
237 : {
238 0 : rDescriptor.erase( daCursor );
239 : // Selection and BookmarkSelection are meaningless without a result set
240 0 : if ( rDescriptor.has( daSelection ) )
241 0 : rDescriptor.erase( daSelection );
242 0 : if ( rDescriptor.has( daBookmarkSelection ) )
243 0 : rDescriptor.erase( daBookmarkSelection );
244 0 : }
245 : }
246 :
247 : // no matter whether it was the source connection or the source result set which died,
248 : // we cannot provide the data anymore.
249 0 : ClearFormats();
250 0 : }
251 12 : }
252 :
253 :
254 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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