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_sfx2.hxx" 26 27 #include "docundomanager.hxx" 28 #include "sfx2/sfxbasemodel.hxx" 29 #include "sfx2/objsh.hxx" 30 #include "sfx2/viewfrm.hxx" 31 #include "sfx2/viewsh.hxx" 32 #include "sfx2/bindings.hxx" 33 34 /** === begin UNO includes === **/ 35 #include <com/sun/star/lang/XComponent.hpp> 36 /** === end UNO includes === **/ 37 38 #include <comphelper/anytostring.hxx> 39 #include <comphelper/flagguard.hxx> 40 #include <svl/undo.hxx> 41 #include <tools/diagnose_ex.h> 42 #include <framework/undomanagerhelper.hxx> 43 44 #include <boost/noncopyable.hpp> 45 #include <stack> 46 47 //...................................................................................................................... 48 namespace sfx2 49 { 50 //...................................................................................................................... 51 52 /** === begin UNO using === **/ 53 using ::com::sun::star::uno::Reference; 54 using ::com::sun::star::uno::XInterface; 55 using ::com::sun::star::uno::UNO_QUERY; 56 using ::com::sun::star::uno::UNO_QUERY_THROW; 57 using ::com::sun::star::uno::UNO_SET_THROW; 58 using ::com::sun::star::uno::Exception; 59 using ::com::sun::star::uno::RuntimeException; 60 using ::com::sun::star::uno::Any; 61 using ::com::sun::star::uno::makeAny; 62 using ::com::sun::star::uno::Sequence; 63 using ::com::sun::star::uno::Type; 64 using ::com::sun::star::util::InvalidStateException; 65 using ::com::sun::star::document::EmptyUndoStackException; 66 using ::com::sun::star::util::NotLockedException; 67 using ::com::sun::star::document::UndoContextNotClosedException; 68 using ::com::sun::star::document::XUndoAction; 69 using ::com::sun::star::document::XUndoManagerSupplier; 70 using ::com::sun::star::lang::XComponent; 71 using ::com::sun::star::lang::IllegalArgumentException; 72 using ::com::sun::star::lang::NotInitializedException; 73 using ::com::sun::star::lang::EventObject; 74 using ::com::sun::star::document::UndoManagerEvent; 75 using ::com::sun::star::document::XUndoManagerListener; 76 using ::com::sun::star::document::UndoFailedException; 77 using ::com::sun::star::document::XUndoManager; 78 using ::com::sun::star::lang::NoSupportException; 79 using ::com::sun::star::frame::XModel; 80 /** === end UNO using === **/ 81 82 using ::svl::IUndoManager; 83 84 //================================================================================================================== 85 //= DocumentUndoManager_Impl 86 //================================================================================================================== 87 struct DocumentUndoManager_Impl : public ::framework::IUndoManagerImplementation 88 { 89 DocumentUndoManager& rAntiImpl; 90 IUndoManager* pUndoManager; 91 ::framework::UndoManagerHelper aUndoHelper; 92 93 DocumentUndoManager_Impl( DocumentUndoManager& i_antiImpl ) 94 :rAntiImpl( i_antiImpl ) 95 ,pUndoManager( impl_retrieveUndoManager( i_antiImpl.getBaseModel() ) ) 96 // do this *before* the construction of aUndoHelper (which actually means: put pUndoManager before 97 // aUndoHelper in the member list)! 98 ,aUndoHelper( *this ) 99 { 100 } 101 102 const SfxObjectShell* getObjectShell() const { return rAntiImpl.getBaseModel().GetObjectShell(); } 103 SfxObjectShell* getObjectShell() { return rAntiImpl.getBaseModel().GetObjectShell(); } 104 105 // IUndoManagerImplementation 106 virtual ::svl::IUndoManager& getImplUndoManager(); 107 virtual Reference< XUndoManager > getThis(); 108 109 void disposing() 110 { 111 aUndoHelper.disposing(); 112 ENSURE_OR_RETURN_VOID( pUndoManager, "DocumentUndoManager_Impl::disposing: already disposed!" ); 113 pUndoManager = NULL; 114 } 115 116 void invalidateXDo_nolck(); 117 118 private: 119 static IUndoManager* impl_retrieveUndoManager( SfxBaseModel& i_baseModel ) 120 { 121 IUndoManager* pUndoManager( NULL ); 122 SfxObjectShell* pObjectShell = i_baseModel.GetObjectShell(); 123 if ( pObjectShell != NULL ) 124 pUndoManager = pObjectShell->GetUndoManager(); 125 if ( !pUndoManager ) 126 throw NotInitializedException( ::rtl::OUString(), *&i_baseModel ); 127 return pUndoManager; 128 } 129 }; 130 131 //------------------------------------------------------------------------------------------------------------------ 132 ::svl::IUndoManager& DocumentUndoManager_Impl::getImplUndoManager() 133 { 134 ENSURE_OR_THROW( pUndoManager != NULL, "DocumentUndoManager_Impl::getImplUndoManager: no access to the doc's UndoManager implementation!" ); 135 136 #if OSL_DEBUG_LEVEL > 0 137 // in a non-product build, assert if the current UndoManager at the shell is not the same we obtained 138 // (and cached) at construction time 139 SfxObjectShell* pObjectShell = rAntiImpl.getBaseModel().GetObjectShell(); 140 OSL_ENSURE( ( pObjectShell != NULL ) && ( pUndoManager == pObjectShell->GetUndoManager() ), 141 "DocumentUndoManager_Impl::getImplUndoManager: the UndoManager changed meanwhile - what about our listener?" ); 142 #endif 143 144 return *pUndoManager; 145 } 146 147 //------------------------------------------------------------------------------------------------------------------ 148 Reference< XUndoManager > DocumentUndoManager_Impl::getThis() 149 { 150 return static_cast< XUndoManager* >( &rAntiImpl ); 151 } 152 153 //------------------------------------------------------------------------------------------------------------------ 154 void DocumentUndoManager_Impl::invalidateXDo_nolck() 155 { 156 SfxModelGuard aGuard( rAntiImpl ); 157 158 const SfxObjectShell* pDocShell = getObjectShell(); 159 ENSURE_OR_THROW( pDocShell != NULL, "lcl_invalidateUndo: no access to the doc shell!" ); 160 SfxViewFrame* pViewFrame = SfxViewFrame::GetFirst( pDocShell ); 161 while ( pViewFrame ) 162 { 163 pViewFrame->GetBindings().Invalidate( SID_UNDO ); 164 pViewFrame->GetBindings().Invalidate( SID_REDO ); 165 pViewFrame = SfxViewFrame::GetNext( *pViewFrame, pDocShell ); 166 } 167 } 168 169 //================================================================================================================== 170 //= SolarMutexFacade 171 //================================================================================================================== 172 /** a facade for the SolarMutex, implementing ::framework::IMutex (as opposed to ::vos::IMutex) 173 */ 174 class SolarMutexFacade : public ::framework::IMutex 175 { 176 public: 177 SolarMutexFacade() 178 { 179 } 180 181 virtual void acquire() 182 { 183 Application::GetSolarMutex().acquire(); 184 } 185 186 virtual void release() 187 { 188 Application::GetSolarMutex().release(); 189 } 190 }; 191 192 //================================================================================================================== 193 //= UndoManagerGuard 194 //================================================================================================================== 195 class UndoManagerGuard :public ::framework::IMutexGuard 196 ,public ::boost::noncopyable 197 { 198 public: 199 UndoManagerGuard( DocumentUndoManager& i_undoManager ) 200 :m_guard( i_undoManager ) 201 ,m_solarMutexFacade() 202 { 203 } 204 205 ~UndoManagerGuard() 206 { 207 } 208 209 virtual void reset() 210 { 211 m_guard.reset(); 212 } 213 214 virtual void clear() 215 { 216 m_guard.clear(); 217 } 218 219 virtual ::framework::IMutex& getGuardedMutex() 220 { 221 // note that this means that we *know* that SfxModelGuard also locks the SolarMutex (nothing more, nothing less). 222 // If this ever changes, we need to adjust this code here, too. 223 return m_solarMutexFacade; 224 } 225 226 private: 227 SfxModelGuard m_guard; 228 SolarMutexFacade m_solarMutexFacade; 229 }; 230 231 //================================================================================================================== 232 //= DocumentUndoManager 233 //================================================================================================================== 234 //------------------------------------------------------------------------------------------------------------------ 235 DocumentUndoManager::DocumentUndoManager( SfxBaseModel& i_document ) 236 :SfxModelSubComponent( i_document ) 237 ,m_pImpl( new DocumentUndoManager_Impl( *this ) ) 238 { 239 } 240 241 //------------------------------------------------------------------------------------------------------------------ 242 DocumentUndoManager::~DocumentUndoManager() 243 { 244 } 245 246 //------------------------------------------------------------------------------------------------------------------ 247 void DocumentUndoManager::disposing() 248 { 249 m_pImpl->disposing(); 250 } 251 252 //------------------------------------------------------------------------------------------------------------------ 253 bool DocumentUndoManager::isInContext() const 254 { 255 // No mutex locking within this method, no disposal check - this is the responsibility of the owner. 256 return m_pImpl->getImplUndoManager().IsInListAction(); 257 } 258 259 //------------------------------------------------------------------------------------------------------------------ 260 void SAL_CALL DocumentUndoManager::acquire( ) throw () 261 { 262 SfxModelSubComponent::acquire(); 263 } 264 265 //------------------------------------------------------------------------------------------------------------------ 266 void SAL_CALL DocumentUndoManager::release( ) throw () 267 { 268 SfxModelSubComponent::release(); 269 } 270 271 //------------------------------------------------------------------------------------------------------------------ 272 void SAL_CALL DocumentUndoManager::enterUndoContext( const ::rtl::OUString& i_title ) throw (RuntimeException) 273 { 274 // SYNCHRONIZED ---> 275 UndoManagerGuard aGuard( *this ); 276 m_pImpl->aUndoHelper.enterUndoContext( i_title, aGuard ); 277 // <--- SYNCHRONIZED 278 m_pImpl->invalidateXDo_nolck(); 279 } 280 281 //------------------------------------------------------------------------------------------------------------------ 282 void SAL_CALL DocumentUndoManager::enterHiddenUndoContext( ) throw (EmptyUndoStackException, RuntimeException) 283 { 284 // SYNCHRONIZED ---> 285 UndoManagerGuard aGuard( *this ); 286 m_pImpl->aUndoHelper.enterHiddenUndoContext( aGuard ); 287 // <--- SYNCHRONIZED 288 m_pImpl->invalidateXDo_nolck(); 289 } 290 291 //------------------------------------------------------------------------------------------------------------------ 292 void SAL_CALL DocumentUndoManager::leaveUndoContext( ) throw (InvalidStateException, RuntimeException) 293 { 294 // SYNCHRONIZED ---> 295 UndoManagerGuard aGuard( *this ); 296 m_pImpl->aUndoHelper.leaveUndoContext( aGuard ); 297 // <--- SYNCHRONIZED 298 m_pImpl->invalidateXDo_nolck(); 299 } 300 301 //------------------------------------------------------------------------------------------------------------------ 302 void SAL_CALL DocumentUndoManager::addUndoAction( const Reference< XUndoAction >& i_action ) throw (RuntimeException, IllegalArgumentException) 303 { 304 // SYNCHRONIZED ---> 305 UndoManagerGuard aGuard( *this ); 306 m_pImpl->aUndoHelper.addUndoAction( i_action, aGuard ); 307 // <--- SYNCHRONIZED 308 m_pImpl->invalidateXDo_nolck(); 309 } 310 311 //------------------------------------------------------------------------------------------------------------------ 312 void SAL_CALL DocumentUndoManager::undo( ) throw (EmptyUndoStackException, UndoContextNotClosedException, UndoFailedException, RuntimeException) 313 { 314 // SYNCHRONIZED ---> 315 UndoManagerGuard aGuard( *this ); 316 m_pImpl->aUndoHelper.undo( aGuard ); 317 // <--- SYNCHRONIZED 318 m_pImpl->invalidateXDo_nolck(); 319 } 320 321 //------------------------------------------------------------------------------------------------------------------ 322 void SAL_CALL DocumentUndoManager::redo( ) throw (EmptyUndoStackException, UndoContextNotClosedException, UndoFailedException, RuntimeException) 323 { 324 // SYNCHRONIZED ---> 325 UndoManagerGuard aGuard( *this ); 326 m_pImpl->aUndoHelper.redo( aGuard ); 327 // <--- SYNCHRONIZED 328 m_pImpl->invalidateXDo_nolck(); 329 } 330 331 //------------------------------------------------------------------------------------------------------------------ 332 ::sal_Bool SAL_CALL DocumentUndoManager::isUndoPossible( ) throw (RuntimeException) 333 { 334 UndoManagerGuard aGuard( *this ); 335 return m_pImpl->aUndoHelper.isUndoPossible(); 336 } 337 338 //------------------------------------------------------------------------------------------------------------------ 339 ::sal_Bool SAL_CALL DocumentUndoManager::isRedoPossible( ) throw (RuntimeException) 340 { 341 UndoManagerGuard aGuard( *this ); 342 return m_pImpl->aUndoHelper.isRedoPossible(); 343 } 344 345 //------------------------------------------------------------------------------------------------------------------ 346 ::rtl::OUString SAL_CALL DocumentUndoManager::getCurrentUndoActionTitle( ) throw (EmptyUndoStackException, RuntimeException) 347 { 348 UndoManagerGuard aGuard( *this ); 349 return m_pImpl->aUndoHelper.getCurrentUndoActionTitle(); 350 } 351 352 //------------------------------------------------------------------------------------------------------------------ 353 ::rtl::OUString SAL_CALL DocumentUndoManager::getCurrentRedoActionTitle( ) throw (EmptyUndoStackException, RuntimeException) 354 { 355 UndoManagerGuard aGuard( *this ); 356 return m_pImpl->aUndoHelper.getCurrentRedoActionTitle(); 357 } 358 359 //------------------------------------------------------------------------------------------------------------------ 360 Sequence< ::rtl::OUString > SAL_CALL DocumentUndoManager::getAllUndoActionTitles( ) throw (RuntimeException) 361 { 362 UndoManagerGuard aGuard( *this ); 363 return m_pImpl->aUndoHelper.getAllUndoActionTitles(); 364 } 365 366 //------------------------------------------------------------------------------------------------------------------ 367 Sequence< ::rtl::OUString > SAL_CALL DocumentUndoManager::getAllRedoActionTitles( ) throw (RuntimeException) 368 { 369 UndoManagerGuard aGuard( *this ); 370 return m_pImpl->aUndoHelper.getAllRedoActionTitles(); 371 } 372 373 //------------------------------------------------------------------------------------------------------------------ 374 void SAL_CALL DocumentUndoManager::clear( ) throw (UndoContextNotClosedException, RuntimeException) 375 { 376 // SYNCHRONIZED ---> 377 UndoManagerGuard aGuard( *this ); 378 m_pImpl->aUndoHelper.clear( aGuard ); 379 // <--- SYNCHRONIZED 380 m_pImpl->invalidateXDo_nolck(); 381 } 382 383 //------------------------------------------------------------------------------------------------------------------ 384 void SAL_CALL DocumentUndoManager::clearRedo( ) throw (UndoContextNotClosedException, RuntimeException) 385 { 386 // SYNCHRONIZED ---> 387 UndoManagerGuard aGuard( *this ); 388 m_pImpl->aUndoHelper.clearRedo( aGuard ); 389 // <--- SYNCHRONIZED 390 m_pImpl->invalidateXDo_nolck(); 391 } 392 393 //------------------------------------------------------------------------------------------------------------------ 394 void SAL_CALL DocumentUndoManager::reset() throw (RuntimeException) 395 { 396 // SYNCHRONIZED ---> 397 UndoManagerGuard aGuard( *this ); 398 m_pImpl->aUndoHelper.reset( aGuard ); 399 // <--- SYNCHRONIZED 400 m_pImpl->invalidateXDo_nolck(); 401 } 402 403 //------------------------------------------------------------------------------------------------------------------ 404 void SAL_CALL DocumentUndoManager::lock( ) throw (RuntimeException) 405 { 406 UndoManagerGuard aGuard( *this ); 407 m_pImpl->aUndoHelper.lock(); 408 } 409 410 //------------------------------------------------------------------------------------------------------------------ 411 void SAL_CALL DocumentUndoManager::unlock( ) throw (RuntimeException, NotLockedException) 412 { 413 UndoManagerGuard aGuard( *this ); 414 m_pImpl->aUndoHelper.unlock(); 415 } 416 417 //------------------------------------------------------------------------------------------------------------------ 418 ::sal_Bool SAL_CALL DocumentUndoManager::isLocked( ) throw (RuntimeException) 419 { 420 UndoManagerGuard aGuard( *this ); 421 return m_pImpl->aUndoHelper.isLocked(); 422 } 423 424 //------------------------------------------------------------------------------------------------------------------ 425 void SAL_CALL DocumentUndoManager::addUndoManagerListener( const Reference< XUndoManagerListener >& i_listener ) throw (RuntimeException) 426 { 427 UndoManagerGuard aGuard( *this ); 428 return m_pImpl->aUndoHelper.addUndoManagerListener( i_listener ); 429 } 430 431 //------------------------------------------------------------------------------------------------------------------ 432 void SAL_CALL DocumentUndoManager::removeUndoManagerListener( const Reference< XUndoManagerListener >& i_listener ) throw (RuntimeException) 433 { 434 UndoManagerGuard aGuard( *this ); 435 return m_pImpl->aUndoHelper.removeUndoManagerListener( i_listener ); 436 } 437 438 //------------------------------------------------------------------------------------------------------------------ 439 Reference< XInterface > SAL_CALL DocumentUndoManager::getParent( ) throw (RuntimeException) 440 { 441 UndoManagerGuard aGuard( *this ); 442 return static_cast< XModel* >( &getBaseModel() ); 443 } 444 445 //------------------------------------------------------------------------------------------------------------------ 446 void SAL_CALL DocumentUndoManager::setParent( const Reference< XInterface >& i_parent ) throw (NoSupportException, RuntimeException) 447 { 448 (void)i_parent; 449 throw NoSupportException( ::rtl::OUString(), m_pImpl->getThis() ); 450 } 451 452 //...................................................................................................................... 453 } // namespace sfx2 454 //...................................................................................................................... 455