diff options
Diffstat (limited to 'framework/source/fwe/helper/undomanagerhelper.cxx')
| -rwxr-xr-x | framework/source/fwe/helper/undomanagerhelper.cxx | 52 |
1 files changed, 38 insertions, 14 deletions
diff --git a/framework/source/fwe/helper/undomanagerhelper.cxx b/framework/source/fwe/helper/undomanagerhelper.cxx index 891504adbe71..9e3b6c7265e0 100755 --- a/framework/source/fwe/helper/undomanagerhelper.cxx +++ b/framework/source/fwe/helper/undomanagerhelper.cxx @@ -220,6 +220,7 @@ namespace framework bool m_disposed; bool m_bAPIActionRunning; bool m_bProcessingEvents; + sal_Int32 m_nLockCount; ::cppu::OInterfaceContainerHelper m_aUndoListeners; ::cppu::OInterfaceContainerHelper m_aModifyListeners; IUndoManagerImplementation& m_rUndoManagerImplementation; @@ -241,6 +242,7 @@ namespace framework ,m_disposed( false ) ,m_bAPIActionRunning( false ) ,m_bProcessingEvents( false ) + ,m_nLockCount( 0 ) ,m_aUndoListeners( m_aMutex ) ,m_aModifyListeners( m_aMutex ) ,m_rUndoManagerImplementation( i_undoManagerImpl ) @@ -290,6 +292,9 @@ namespace framework void clearRedo( IMutexGuard& i_instanceLock ); void reset( IMutexGuard& i_instanceLock ); + void lock(); + void unlock(); + void addUndoManagerListener( const Reference< XUndoManagerListener >& i_listener ) { m_aUndoListeners.addInterface( i_listener ); @@ -480,6 +485,37 @@ namespace framework } //------------------------------------------------------------------------------------------------------------------ + void UndoManagerHelper_Impl::lock() + { + // SYNCHRONIZED ---> + ::osl::MutexGuard aGuard( getMutex() ); + + if ( ++m_nLockCount == 1 ) + { + IUndoManager& rUndoManager = getUndoManager(); + rUndoManager.EnableUndo( false ); + } + // <--- SYNCHRONIZED + } + + //------------------------------------------------------------------------------------------------------------------ + void UndoManagerHelper_Impl::unlock() + { + // SYNCHRONIZED ---> + ::osl::MutexGuard aGuard( getMutex() ); + + if ( m_nLockCount == 0 ) + throw NotLockedException( ::rtl::OUString::createFromAscii( "Undo manager is not locked" ), getXUndoManager() ); + + if ( --m_nLockCount == 0 ) + { + IUndoManager& rUndoManager = getUndoManager(); + rUndoManager.EnableUndo( true ); + } + // <--- SYNCHRONIZED + } + + //------------------------------------------------------------------------------------------------------------------ void UndoManagerHelper_Impl::impl_processRequest( ::boost::function0< void > const& i_request, IMutexGuard& i_instanceLock ) { // create the request, and add it to our queue @@ -1100,25 +1136,13 @@ namespace framework //------------------------------------------------------------------------------------------------------------------ void UndoManagerHelper::lock() { - // SYNCHRONIZED ---> - ::osl::MutexGuard aGuard( m_pImpl->getMutex() ); - - IUndoManager& rUndoManager = m_pImpl->getUndoManager(); - rUndoManager.EnableUndo( false ); - // <--- SYNCHRONIZED + m_pImpl->lock(); } //------------------------------------------------------------------------------------------------------------------ void UndoManagerHelper::unlock() { - // SYNCHRONIZED ---> - ::osl::MutexGuard aGuard( m_pImpl->getMutex() ); - - IUndoManager& rUndoManager = m_pImpl->getUndoManager(); - if ( rUndoManager.IsUndoEnabled() ) - throw NotLockedException( ::rtl::OUString::createFromAscii( "Undo manager is not locked" ), m_pImpl->getXUndoManager() ); - rUndoManager.EnableUndo( true ); - // <--- SYNCHRONIZED + m_pImpl->unlock(); } //------------------------------------------------------------------------------------------------------------------ |