1*b1cdbd2cSJim Jagielski /************************************************************** 2*b1cdbd2cSJim Jagielski * 3*b1cdbd2cSJim Jagielski * Licensed to the Apache Software Foundation (ASF) under one 4*b1cdbd2cSJim Jagielski * or more contributor license agreements. See the NOTICE file 5*b1cdbd2cSJim Jagielski * distributed with this work for additional information 6*b1cdbd2cSJim Jagielski * regarding copyright ownership. The ASF licenses this file 7*b1cdbd2cSJim Jagielski * to you under the Apache License, Version 2.0 (the 8*b1cdbd2cSJim Jagielski * "License"); you may not use this file except in compliance 9*b1cdbd2cSJim Jagielski * with the License. You may obtain a copy of the License at 10*b1cdbd2cSJim Jagielski * 11*b1cdbd2cSJim Jagielski * http://www.apache.org/licenses/LICENSE-2.0 12*b1cdbd2cSJim Jagielski * 13*b1cdbd2cSJim Jagielski * Unless required by applicable law or agreed to in writing, 14*b1cdbd2cSJim Jagielski * software distributed under the License is distributed on an 15*b1cdbd2cSJim Jagielski * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16*b1cdbd2cSJim Jagielski * KIND, either express or implied. See the License for the 17*b1cdbd2cSJim Jagielski * specific language governing permissions and limitations 18*b1cdbd2cSJim Jagielski * under the License. 19*b1cdbd2cSJim Jagielski * 20*b1cdbd2cSJim Jagielski *************************************************************/ 21*b1cdbd2cSJim Jagielski 22*b1cdbd2cSJim Jagielski 23*b1cdbd2cSJim Jagielski 24*b1cdbd2cSJim Jagielski #ifndef DBACCESS_PROGRESSMIXER_HXX 25*b1cdbd2cSJim Jagielski #define DBACCESS_PROGRESSMIXER_HXX 26*b1cdbd2cSJim Jagielski 27*b1cdbd2cSJim Jagielski /** === begin UNO includes === **/ 28*b1cdbd2cSJim Jagielski /** === end UNO includes === **/ 29*b1cdbd2cSJim Jagielski 30*b1cdbd2cSJim Jagielski #include <sal/types.h> 31*b1cdbd2cSJim Jagielski 32*b1cdbd2cSJim Jagielski #include <memory> 33*b1cdbd2cSJim Jagielski 34*b1cdbd2cSJim Jagielski //........................................................................ 35*b1cdbd2cSJim Jagielski namespace dbmm 36*b1cdbd2cSJim Jagielski { 37*b1cdbd2cSJim Jagielski //........................................................................ 38*b1cdbd2cSJim Jagielski 39*b1cdbd2cSJim Jagielski typedef sal_uInt32 PhaseID; 40*b1cdbd2cSJim Jagielski typedef sal_uInt32 PhaseWeight; 41*b1cdbd2cSJim Jagielski 42*b1cdbd2cSJim Jagielski //==================================================================== 43*b1cdbd2cSJim Jagielski //= IProgressConsumer 44*b1cdbd2cSJim Jagielski //==================================================================== 45*b1cdbd2cSJim Jagielski class SAL_NO_VTABLE IProgressConsumer 46*b1cdbd2cSJim Jagielski { 47*b1cdbd2cSJim Jagielski public: 48*b1cdbd2cSJim Jagielski virtual void start( sal_uInt32 _nRange ) = 0; 49*b1cdbd2cSJim Jagielski virtual void advance( sal_uInt32 _nValue ) = 0; 50*b1cdbd2cSJim Jagielski virtual void end() = 0; 51*b1cdbd2cSJim Jagielski }; 52*b1cdbd2cSJim Jagielski 53*b1cdbd2cSJim Jagielski //==================================================================== 54*b1cdbd2cSJim Jagielski //= ProgressMixer 55*b1cdbd2cSJim Jagielski //==================================================================== 56*b1cdbd2cSJim Jagielski struct ProgressMixer_Data; 57*b1cdbd2cSJim Jagielski /** a class which mixes (i.e. concatenates) progress values from different 58*b1cdbd2cSJim Jagielski sources/phases, with different weight 59*b1cdbd2cSJim Jagielski */ 60*b1cdbd2cSJim Jagielski class ProgressMixer 61*b1cdbd2cSJim Jagielski { 62*b1cdbd2cSJim Jagielski public: 63*b1cdbd2cSJim Jagielski ProgressMixer( IProgressConsumer& _rConsumer ); 64*b1cdbd2cSJim Jagielski ~ProgressMixer(); 65*b1cdbd2cSJim Jagielski 66*b1cdbd2cSJim Jagielski /** registers a phase of the process, which has the given weight 67*b1cdbd2cSJim Jagielski in the overall process 68*b1cdbd2cSJim Jagielski @precond 69*b1cdbd2cSJim Jagielski the progress is not runnig, yet 70*b1cdbd2cSJim Jagielski */ 71*b1cdbd2cSJim Jagielski void registerPhase( const PhaseID _nID, const PhaseWeight _nWeight ); 72*b1cdbd2cSJim Jagielski 73*b1cdbd2cSJim Jagielski /** enters the phase with the given ID, with the phase having 74*b1cdbd2cSJim Jagielski the given overall range 75*b1cdbd2cSJim Jagielski */ 76*b1cdbd2cSJim Jagielski void startPhase( const PhaseID _nID, const sal_uInt32 _nPhaseRange ); 77*b1cdbd2cSJim Jagielski 78*b1cdbd2cSJim Jagielski /** announces a new progress in the current phase. 79*b1cdbd2cSJim Jagielski 80*b1cdbd2cSJim Jagielski The given phase progress must be between 0 and the overall phase range 81*b1cdbd2cSJim Jagielski as specified in ->startPhase. 82*b1cdbd2cSJim Jagielski */ 83*b1cdbd2cSJim Jagielski void advancePhase( const sal_uInt32 _nPhaseProgress ); 84*b1cdbd2cSJim Jagielski 85*b1cdbd2cSJim Jagielski /** leaves the current phase, which has been started with ->startPhase previously 86*b1cdbd2cSJim Jagielski */ 87*b1cdbd2cSJim Jagielski void endPhase(); 88*b1cdbd2cSJim Jagielski 89*b1cdbd2cSJim Jagielski private: 90*b1cdbd2cSJim Jagielski ::std::auto_ptr< ProgressMixer_Data > m_pData; 91*b1cdbd2cSJim Jagielski }; 92*b1cdbd2cSJim Jagielski 93*b1cdbd2cSJim Jagielski //........................................................................ 94*b1cdbd2cSJim Jagielski } // namespace dbmm 95*b1cdbd2cSJim Jagielski //........................................................................ 96*b1cdbd2cSJim Jagielski 97*b1cdbd2cSJim Jagielski #endif // DBACCESS_PROGRESSMIXER_HXX 98