BackgroundThread.h

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00001 //# Copyright (C) 2009
00002 //# Associated Universities, Inc. Washington DC, USA.
00003 //#
00004 //# This library is free software; you can redistribute it and/or modify it
00005 //# under the terms of the GNU Library General Public License as published by
00006 //# the Free Software Foundation; either version 2 of the License, or (at your
00007 //# option) any later version.
00008 //#
00009 //# This library is distributed in the hope that it will be useful, but WITHOUT
00010 //# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
00011 //# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Library General Public
00012 //# License for more details.
00013 //#
00014 //# You should have received a copy of the GNU Library General Public License
00015 //# along with this library; if not, write to the Free Software Foundation,
00016 //# Inc., 675 Massachusetts Ave, Cambridge, MA 02139, USA.
00017 //#
00018 //# Correspondence concerning AIPS++ should be addressed as follows:
00019 //#        Internet email: aips2-request@nrao.edu.
00020 //#        Postal address: AIPS++ Project Office
00021 //#                        National Radio Astronomy Observatory
00022 //#                        520 Edgemont Road
00023 //#                        Charlottesville, VA 22903-2475 USA
00024 //#
00025 
00026 #ifndef BACKGROUNDTHREAD_H_
00027 #define BACKGROUNDTHREAD_H_
00028 
00029 #include <msvis/MSVis/AsynchronousTools.h>
00030 
00031 namespace casa {
00032 
00033 class ThreadCommunication;
00034 class PlotMSPlot;
00035 
00040 class BackgroundThread : public async::Thread {
00041 public:
00042         BackgroundThread();
00043         void setClientCommunication( ThreadCommunication* threadController );
00044         bool getResult() const;
00045         virtual PlotMSPlot* getPlot();
00046         void* run();
00047         void cancel();
00048         virtual ~BackgroundThread();
00049 protected:
00050         virtual void cancelWork();
00051         virtual bool doWork() = 0;
00052         ThreadCommunication* threadController;
00053         bool result;
00054 private:
00055         BackgroundThread( const BackgroundThread& other );
00056 
00057 };
00058 
00059 } /* namespace casa */
00060 #endif /* BACKGROUNDTHREAD_H_ */
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