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qgpgme

eventloopinteractor.h
00001 /* qeventloopinteractor.h
00002    Copyright (C) 2003 Klarälvdalens Datakonsult AB
00003 
00004    This file is part of QGPGME.
00005 
00006    QGPGME is free software; you can redistribute it and/or modify it
00007    under the terms of the GNU Library General Public License as published
00008    by the Free Software Foundation; either version 2 of the License, or
00009    (at your option) any later version.
00010 
00011    QGPGME is distributed in the hope that it will be useful, but
00012    WITHOUT ANY WARRANTY; without even the implied warranty of
00013    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00014    GNU Library General Public License for more details.
00015 
00016    You should have received a copy of the GNU Library General Public License
00017    along with QGPGME; see the file COPYING.LIB.  If not, write to the
00018    Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
00019    Boston, MA 02110-1301, USA. */
00020 
00021 // -*- c++ -*-
00022 #ifndef __QGPGME_EVENTLOOPINTERACTOR_H__
00023 #define __QGPGME_EVENTLOOPINTERACTOR_H__
00024 
00025 #include "qgpgme_export.h"
00026 #include <gpgme++/eventloopinteractor.h>
00027 
00028 #include <QtCore/QObject>
00029 
00030 namespace GpgME {
00031   class Context;
00032   class Error;
00033   class TrustItem;
00034   class Key;
00035 } // namespace GpgME
00036 
00037 namespace QGpgME {
00038 
00039   class QGPGME_EXPORT EventLoopInteractor : public QObject, public GpgME::EventLoopInteractor {
00040     Q_OBJECT
00041   protected:
00042     explicit EventLoopInteractor( QObject * parent=0 );
00043   public:
00044     virtual ~EventLoopInteractor();
00045 
00046     static EventLoopInteractor * instance();
00047 
00048   Q_SIGNALS:
00049     void nextTrustItemEventSignal( GpgME::Context * context, const GpgME::TrustItem & item  );
00050     void nextKeyEventSignal( GpgME::Context * context, const GpgME::Key & key );
00051     void operationDoneEventSignal( GpgME::Context * context, const GpgME::Error & e );
00052     void operationStartEventSignal( GpgME::Context * context );
00053 
00054     void aboutToDestroy();
00055 
00056   protected Q_SLOTS:
00057     void slotWriteActivity( int socket );
00058     void slotReadActivity( int socket );
00059 
00060   protected:
00061     //
00062     // IO Notification Interface
00063     //
00064 
00066     void * registerWatcher( int fd, Direction dir, bool & ok );
00068     void unregisterWatcher( void * tag );
00069 
00070     //
00071     // Event Handler Interface
00072     //
00073 
00075     void nextTrustItemEvent( GpgME::Context * context, const GpgME::TrustItem & item );
00077     void nextKeyEvent( GpgME::Context * context, const GpgME::Key & key );
00079     void operationStartEvent( GpgME::Context * context );
00081     void operationDoneEvent( GpgME::Context * context, const GpgME::Error & e );
00082 
00083   private:
00084     class Private;
00085     Private * d;
00086     static EventLoopInteractor * mSelf;
00087   };
00088 
00089 } // namespace QGpgME
00090 
00091 #endif // __QGPGME_EVENTLOOPINTERACTOR_H__
00092 
00093 
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