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 #ifndef SC_CHARTLOCK_HXX 25 #define SC_CHARTLOCK_HXX 26 27 28 #include <vcl/timer.hxx> 29 30 #include <cppuhelper/weakref.hxx> 31 #include <com/sun/star/frame/XModel.hpp> 32 33 #include <memory> 34 35 class ScDocument; 36 37 /** All current charts in the calc will be locked in constructor and unlocked in destructor. 38 */ 39 class ScChartLockGuard 40 { 41 public: 42 ScChartLockGuard( ScDocument* pDoc ); 43 virtual ~ScChartLockGuard(); 44 45 void AlsoLockThisChart( const ::com::sun::star::uno::Reference< 46 ::com::sun::star::frame::XModel >& xModel ); 47 48 private: 49 std::vector< ::com::sun::star::uno::WeakReference< 50 ::com::sun::star::frame::XModel > > maChartModels; 51 52 ScChartLockGuard(); 53 ScChartLockGuard( const ScChartLockGuard& ); 54 }; 55 56 /** Use this to lock all charts in the calc for a little time. 57 They will unlock automatically unless you call StartOrContinueLocking() again. 58 */ 59 class ScTemporaryChartLock 60 { 61 public: 62 ScTemporaryChartLock( ScDocument* pDoc ); 63 virtual ~ScTemporaryChartLock(); 64 65 void StartOrContinueLocking(); 66 void StopLocking(); 67 void AlsoLockThisChart( const ::com::sun::star::uno::Reference< 68 ::com::sun::star::frame::XModel >& xModel ); 69 70 private: 71 ScDocument* mpDoc; 72 Timer maTimer; 73 std::auto_ptr< ScChartLockGuard > mapScChartLockGuard; 74 75 DECL_LINK( TimeoutHdl, Timer* ); 76 77 ScTemporaryChartLock(); 78 ScTemporaryChartLock( const ScTemporaryChartLock& ); 79 }; 80 81 82 #endif 83