1 /**************************************************************
2 *
3 * Licensed to the Apache Software Foundation (ASF) under one
4 * or more contributor license agreements. See the NOTICE file
5 * distributed with this work for additional information
6 * regarding copyright ownership. The ASF licenses this file
7 * to you under the Apache License, Version 2.0 (the
8 * "License"); you may not use this file except in compliance
9 * with the License. You may obtain a copy of the License at
10 *
11 * http://www.apache.org/licenses/LICENSE-2.0
12 *
13 * Unless required by applicable law or agreed to in writing,
14 * software distributed under the License is distributed on an
15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16 * KIND, either express or implied. See the License for the
17 * specific language governing permissions and limitations
18 * under the License.
19 *
20 *************************************************************/
21
22
23
24 // MARKER(update_precomp.py): autogen include statement, do not remove
25 #include "precompiled_dbaccess.hxx"
26
27 #include "intercept.hxx"
28 #include "dbastrings.hrc"
29
30 #include <com/sun/star/embed/EmbedStates.hpp>
31 #include <com/sun/star/document/XEventBroadcaster.hpp>
32 #include <com/sun/star/util/XModifiable.hpp>
33 #include <cppuhelper/weak.hxx>
34
35 #include <comphelper/types.hxx>
36 #include <tools/debug.hxx>
37 #include <tools/diagnose_ex.h>
38
39
40 namespace dbaccess
41 {
42 using namespace ::com::sun::star::uno;
43 using namespace ::com::sun::star::util;
44 using namespace ::com::sun::star::ucb;
45 using namespace ::com::sun::star::beans;
46 using namespace ::com::sun::star::lang;
47 using namespace ::com::sun::star::sdbc;
48 using namespace ::com::sun::star::frame;
49 using namespace ::com::sun::star::io;
50 using namespace ::com::sun::star::embed;
51 using namespace ::com::sun::star::container;
52 using namespace ::comphelper;
53 using namespace ::cppu;
54
55 #define DISPATCH_SAVEAS 0
56 #define DISPATCH_SAVE 1
57 #define DISPATCH_CLOSEDOC 2
58 #define DISPATCH_CLOSEWIN 3
59 #define DISPATCH_CLOSEFRAME 4
60 #define DISPATCH_RELOAD 5
61 // the OSL_ENSURE in CTOR has to be changed too, when adding new defines
62
dispose()63 void SAL_CALL OInterceptor::dispose()
64 {
65 EventObject aEvt( *this );
66
67 osl::MutexGuard aGuard(m_aMutex);
68
69 if ( m_pDisposeEventListeners && m_pDisposeEventListeners->getLength() )
70 m_pDisposeEventListeners->disposeAndClear( aEvt );
71
72 if ( m_pStatCL )
73 m_pStatCL->disposeAndClear( aEvt );
74
75 m_xSlaveDispatchProvider.clear();
76 m_xMasterDispatchProvider.clear();
77
78 m_pContentHolder = NULL;
79 }
80
81
DBG_NAME(OInterceptor)82 DBG_NAME(OInterceptor)
83
84 OInterceptor::OInterceptor( ODocumentDefinition* _pContentHolder,sal_Bool _bAllowEditDoc )
85 :m_pContentHolder( _pContentHolder )
86 ,m_aInterceptedURL(7)
87 ,m_pDisposeEventListeners(0)
88 ,m_pStatCL(0)
89 ,m_bAllowEditDoc(_bAllowEditDoc)
90 {
91 DBG_CTOR(OInterceptor,NULL);
92
93 OSL_ENSURE(DISPATCH_RELOAD < m_aInterceptedURL.getLength(),"Illegal size.");
94
95 m_aInterceptedURL[DISPATCH_SAVEAS] = rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(".uno:SaveAs"));
96 m_aInterceptedURL[DISPATCH_SAVE] = rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(".uno:Save"));
97 m_aInterceptedURL[DISPATCH_CLOSEDOC] = rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(".uno:CloseDoc"));
98 m_aInterceptedURL[DISPATCH_CLOSEWIN] = rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(".uno:CloseWin"));
99 m_aInterceptedURL[DISPATCH_CLOSEFRAME] = rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(".uno:CloseFrame"));
100 m_aInterceptedURL[DISPATCH_RELOAD] = rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(".uno:Reload"));
101 }
102
103
~OInterceptor()104 OInterceptor::~OInterceptor()
105 {
106 if( m_pDisposeEventListeners )
107 delete m_pDisposeEventListeners;
108
109 if(m_pStatCL)
110 delete m_pStatCL;
111
112 DBG_DTOR(OInterceptor,NULL);
113 }
114
115 struct DispatchHelper
116 {
117 URL aURL;
118 Sequence<PropertyValue > aArguments;
119 };
120
121 //XDispatch
dispatch(const URL & _URL,const Sequence<PropertyValue> & Arguments)122 void SAL_CALL OInterceptor::dispatch( const URL& _URL,const Sequence<PropertyValue >& Arguments )
123 {
124 ::osl::MutexGuard aGuard( m_aMutex );
125 if ( !m_pContentHolder )
126 return;
127
128 if ( _URL.Complete == m_aInterceptedURL[ DISPATCH_SAVE ] )
129 {
130 m_pContentHolder->save( sal_False );
131 return;
132 }
133
134 if ( _URL.Complete == m_aInterceptedURL[ DISPATCH_RELOAD ] )
135 {
136 ODocumentDefinition::fillReportData(
137 m_pContentHolder->getContext(),
138 m_pContentHolder->getComponent(),
139 m_pContentHolder->getConnection()
140 );
141 return;
142 }
143
144 if( _URL.Complete == m_aInterceptedURL[ DISPATCH_SAVEAS ] )
145 {
146 if ( m_pContentHolder->isNewReport() )
147 {
148 m_pContentHolder->saveAs();
149 }
150 else if ( m_xSlaveDispatchProvider.is() )
151 {
152 Sequence< PropertyValue > aNewArgs = Arguments;
153 sal_Int32 nInd = 0;
154
155 while( nInd < aNewArgs.getLength() )
156 {
157 if ( aNewArgs[nInd].Name.equalsAscii( "SaveTo" ) )
158 {
159 aNewArgs[nInd].Value <<= sal_True;
160 break;
161 }
162 nInd++;
163 }
164
165 if ( nInd == aNewArgs.getLength() )
166 {
167 aNewArgs.realloc( nInd + 1 );
168 aNewArgs[nInd].Name = ::rtl::OUString::createFromAscii( "SaveTo" );
169 aNewArgs[nInd].Value <<= sal_True;
170 }
171
172 Reference< XDispatch > xDispatch = m_xSlaveDispatchProvider->queryDispatch(
173 _URL, ::rtl::OUString::createFromAscii( "_self" ), 0 );
174 if ( xDispatch.is() )
175 xDispatch->dispatch( _URL, aNewArgs );
176 }
177 return;
178 }
179
180 if ( _URL.Complete == m_aInterceptedURL[ DISPATCH_CLOSEDOC ]
181 || _URL.Complete == m_aInterceptedURL[ DISPATCH_CLOSEWIN ]
182 || _URL.Complete == m_aInterceptedURL[ DISPATCH_CLOSEFRAME ]
183 )
184 {
185 DispatchHelper* pHelper = new DispatchHelper;
186 pHelper->aArguments = Arguments;
187 pHelper->aURL = _URL;
188 Application::PostUserEvent( LINK( this, OInterceptor, OnDispatch ), reinterpret_cast< void* >( pHelper ) );
189 return;
190 }
191 }
192
IMPL_LINK(OInterceptor,OnDispatch,void *,_pDispatcher)193 IMPL_LINK( OInterceptor, OnDispatch, void*, _pDispatcher )
194 {
195 ::std::auto_ptr<DispatchHelper> pHelper( reinterpret_cast< DispatchHelper* >( _pDispatcher ) );
196 try
197 {
198 if ( m_pContentHolder && m_pContentHolder->prepareClose() && m_xSlaveDispatchProvider.is() )
199 {
200 Reference< XDispatch > xDispatch = m_xSlaveDispatchProvider->queryDispatch(
201 pHelper->aURL, ::rtl::OUString::createFromAscii( "_self" ), 0 );
202 if ( xDispatch.is() )
203 {
204 Reference< ::com::sun::star::document::XEventBroadcaster> xEvtB(m_pContentHolder->getComponent(),UNO_QUERY);
205 if ( xEvtB.is() )
206 xEvtB->removeEventListener(this);
207
208 Reference< XInterface > xKeepContentHolderAlive( *m_pContentHolder );
209 xDispatch->dispatch( pHelper->aURL,pHelper->aArguments);
210 }
211 }
212 }
213 catch ( const Exception& )
214 {
215 DBG_UNHANDLED_EXCEPTION();
216 }
217
218 return 0L;
219 }
220
addStatusListener(const Reference<XStatusListener> & Control,const URL & _URL)221 void SAL_CALL OInterceptor::addStatusListener(
222 const Reference<
223 XStatusListener >& Control,
224 const URL& _URL )
225 {
226 if(!Control.is())
227 return;
228
229 if ( m_pContentHolder && _URL.Complete == m_aInterceptedURL[DISPATCH_SAVEAS] )
230 { // SaveAs
231
232 if ( !m_pContentHolder->isNewReport() )
233 {
234 FeatureStateEvent aStateEvent;
235 aStateEvent.FeatureURL.Complete = m_aInterceptedURL[DISPATCH_SAVEAS];
236 aStateEvent.FeatureDescriptor = rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("SaveCopyTo"));
237 aStateEvent.IsEnabled = sal_True;
238 aStateEvent.Requery = sal_False;
239 aStateEvent.State <<= (rtl::OUString( RTL_CONSTASCII_USTRINGPARAM("($3)")));
240 Control->statusChanged(aStateEvent);
241 }
242
243 {
244 osl::MutexGuard aGuard(m_aMutex);
245 if(!m_pStatCL)
246 m_pStatCL = new PropertyChangeListenerContainer(m_aMutex);
247 }
248
249 m_pStatCL->addInterface(_URL.Complete,Control);
250 }
251 else if ( m_pContentHolder && _URL.Complete == m_aInterceptedURL[DISPATCH_SAVE] )
252 { // Save
253 FeatureStateEvent aStateEvent;
254 aStateEvent.FeatureURL.Complete = m_aInterceptedURL[DISPATCH_SAVE];
255 aStateEvent.FeatureDescriptor = rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("Update"));
256 aStateEvent.IsEnabled = m_pContentHolder != NULL && m_pContentHolder->isModified();
257 aStateEvent.Requery = sal_False;
258
259 Control->statusChanged(aStateEvent);
260 {
261 osl::MutexGuard aGuard(m_aMutex);
262 if(!m_pStatCL)
263 m_pStatCL = new PropertyChangeListenerContainer(m_aMutex);
264 }
265
266 m_pStatCL->addInterface(_URL.Complete,Control);
267 Reference< ::com::sun::star::document::XEventBroadcaster> xEvtB(m_pContentHolder->getComponent(),UNO_QUERY);
268 if ( xEvtB.is() )
269 xEvtB->addEventListener(this);
270 }
271 else
272 {
273 sal_Int32 i = 2;
274 if(_URL.Complete == m_aInterceptedURL[i] ||
275 _URL.Complete == m_aInterceptedURL[++i] ||
276 _URL.Complete == m_aInterceptedURL[++i] ||
277 _URL.Complete == m_aInterceptedURL[i = DISPATCH_RELOAD] )
278 { // Close and return
279 FeatureStateEvent aStateEvent;
280 aStateEvent.FeatureURL.Complete = m_aInterceptedURL[i];
281 aStateEvent.FeatureDescriptor = rtl::OUString(
282 RTL_CONSTASCII_USTRINGPARAM("Close and Return"));
283 aStateEvent.IsEnabled = sal_True;
284 aStateEvent.Requery = sal_False;
285 Control->statusChanged(aStateEvent);
286
287
288 {
289 osl::MutexGuard aGuard(m_aMutex);
290 if(!m_pStatCL)
291 m_pStatCL = new PropertyChangeListenerContainer(m_aMutex);
292 }
293
294 m_pStatCL->addInterface(_URL.Complete,Control);
295 return;
296 }
297 }
298 }
299
300
removeStatusListener(const Reference<XStatusListener> & Control,const URL & _URL)301 void SAL_CALL OInterceptor::removeStatusListener(
302 const Reference<
303 XStatusListener >& Control,
304 const URL& _URL )
305 {
306 if(!(Control.is() && m_pStatCL))
307 return;
308 else
309 {
310 m_pStatCL->removeInterface(_URL.Complete,Control);
311 return;
312 }
313 }
314
315
316 //XInterceptorInfo
getInterceptedURLs()317 Sequence< ::rtl::OUString > SAL_CALL OInterceptor::getInterceptedURLs( )
318 {
319 // now implemented as update
320 return m_aInterceptedURL;
321 }
322
323
324 // XDispatchProvider
325
queryDispatch(const URL & _URL,const::rtl::OUString & TargetFrameName,sal_Int32 SearchFlags)326 Reference< XDispatch > SAL_CALL OInterceptor::queryDispatch( const URL& _URL,const ::rtl::OUString& TargetFrameName,sal_Int32 SearchFlags )
327 {
328 osl::MutexGuard aGuard(m_aMutex);
329 const ::rtl::OUString* pIter = m_aInterceptedURL.getConstArray();
330 const ::rtl::OUString* pEnd = pIter + m_aInterceptedURL.getLength();
331 for(;pIter != pEnd;++pIter)
332 {
333 if ( _URL.Complete == *pIter )
334 return (XDispatch*)this;
335 }
336
337 if(m_xSlaveDispatchProvider.is())
338 return m_xSlaveDispatchProvider->queryDispatch(_URL,TargetFrameName,SearchFlags);
339 else
340 return Reference<XDispatch>();
341 }
342
queryDispatches(const Sequence<DispatchDescriptor> & Requests)343 Sequence< Reference< XDispatch > > SAL_CALL OInterceptor::queryDispatches( const Sequence<DispatchDescriptor >& Requests )
344 {
345 Sequence< Reference< XDispatch > > aRet;
346 osl::MutexGuard aGuard(m_aMutex);
347 if(m_xSlaveDispatchProvider.is())
348 aRet = m_xSlaveDispatchProvider->queryDispatches(Requests);
349 else
350 aRet.realloc(Requests.getLength());
351
352 for(sal_Int32 i = 0; i < Requests.getLength(); ++i)
353 {
354 const ::rtl::OUString* pIter = m_aInterceptedURL.getConstArray();
355 const ::rtl::OUString* pEnd = pIter + m_aInterceptedURL.getLength();
356 for(;pIter != pEnd;++pIter)
357 {
358 if ( Requests[i].FeatureURL.Complete == *pIter )
359 {
360 aRet[i] = (XDispatch*) this;
361 break;
362 }
363 }
364 }
365
366 return aRet;
367 }
368
369
370
371 //XDispatchProviderInterceptor
372
getSlaveDispatchProvider()373 Reference< XDispatchProvider > SAL_CALL OInterceptor::getSlaveDispatchProvider( )
374 {
375 osl::MutexGuard aGuard(m_aMutex);
376 return m_xSlaveDispatchProvider;
377 }
378
379 void SAL_CALL
setSlaveDispatchProvider(const Reference<XDispatchProvider> & NewDispatchProvider)380 OInterceptor::setSlaveDispatchProvider( const Reference< XDispatchProvider >& NewDispatchProvider )
381 {
382 osl::MutexGuard aGuard(m_aMutex);
383 m_xSlaveDispatchProvider = NewDispatchProvider;
384 }
385
386
getMasterDispatchProvider()387 Reference< XDispatchProvider > SAL_CALL OInterceptor::getMasterDispatchProvider( )
388 {
389 osl::MutexGuard aGuard(m_aMutex);
390 return m_xMasterDispatchProvider;
391 }
392
393
setMasterDispatchProvider(const Reference<XDispatchProvider> & NewSupplier)394 void SAL_CALL OInterceptor::setMasterDispatchProvider(
395 const Reference< XDispatchProvider >& NewSupplier )
396 {
397 osl::MutexGuard aGuard(m_aMutex);
398 m_xMasterDispatchProvider = NewSupplier;
399 }
400 // -----------------------------------------------------------------------------
notifyEvent(const::com::sun::star::document::EventObject & Event)401 void SAL_CALL OInterceptor::notifyEvent( const ::com::sun::star::document::EventObject& Event )
402 {
403 osl::ResettableMutexGuard _rGuard(m_aMutex);
404 if ( m_pStatCL && Event.EventName == ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("OnModifyChanged")) )
405 {
406 OInterfaceContainerHelper* pListener = m_pStatCL->getContainer(m_aInterceptedURL[DISPATCH_SAVE]);
407 if ( pListener )
408 {
409 FeatureStateEvent aEvt;
410 aEvt.FeatureURL.Complete = m_aInterceptedURL[DISPATCH_SAVE];
411 aEvt.FeatureDescriptor = rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("Update"));
412 Reference<XModifiable> xModel(Event.Source,UNO_QUERY);
413 aEvt.IsEnabled = xModel.is() && xModel->isModified();
414 aEvt.Requery = sal_False;
415
416 NOTIFY_LISTERNERS((*pListener),XStatusListener,statusChanged)
417 }
418 }
419 }
420 // -----------------------------------------------------------------------------
disposing(const::com::sun::star::lang::EventObject &)421 void SAL_CALL OInterceptor::disposing( const ::com::sun::star::lang::EventObject& /*Source*/ )
422 {
423 }
424
425 //........................................................................
426 } // namespace dbaccess
427 //........................................................................
428