GDCM  2.2.0
gdcmULConnectionCallback.h
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00001 /*=========================================================================
00002  *
00003  *  Copyright Insight Software Consortium
00004  *
00005  *  Licensed under the Apache License, Version 2.0 (the "License");
00006  *  you may not use this file except in compliance with the License.
00007  *  You may obtain a copy of the License at
00008  *
00009  *         http://www.apache.org/licenses/LICENSE-2.0.txt
00010  *
00011  *  Unless required by applicable law or agreed to in writing, software
00012  *  distributed under the License is distributed on an "AS IS" BASIS,
00013  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00014  *  See the License for the specific language governing permissions and
00015  *  limitations under the License.
00016  *
00017  *=========================================================================*/
00018 #ifndef GDCMULCONNECTIONCALLBACK_H
00019 #define GDCMULCONNECTIONCALLBACK_H
00020 
00021 #include "gdcmTypes.h" //to be able to export the class
00022 
00023 namespace gdcm 
00024 {
00025   class DataSet;
00026   namespace network
00027   {
00039     class GDCM_EXPORT ULConnectionCallback {
00040       bool mHandledDataSet;
00041     protected:
00042       //inherited callbacks MUST call this function for the cmove loop to work properly
00043       void DataSetHandled() { mHandledDataSet = true; }
00044     public:
00045       ULConnectionCallback() { mHandledDataSet = false; }
00046       ~ULConnectionCallback() {}; //placeholder for inherited objects
00047       virtual void HandleDataSet(const DataSet& inDataSet) = 0;
00048 
00049       bool DataSetHandles() const { return mHandledDataSet; }
00050       void ResetHandledDataSet() { mHandledDataSet = false; }
00051     };
00052   }
00053 }
00054 #endif //GDCMULCONNECTIONCALLBACK_H

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