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Diffstat (limited to 'lang/qt/src/specialjob.h')
-rw-r--r-- | lang/qt/src/specialjob.h | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/lang/qt/src/specialjob.h b/lang/qt/src/specialjob.h new file mode 100644 index 0000000..2c80f20 --- /dev/null +++ b/lang/qt/src/specialjob.h @@ -0,0 +1,91 @@ +/* + specialjob.h + + This file is part of qgpgme, the Qt API binding for gpgme + Copyright (c) 2004 Klarälvdalens Datakonsult AB + Copyright (c) 2016 Intevation GmbH + + QGpgME is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + QGpgME is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + + In addition, as a special exception, the copyright holders give + permission to link the code of this program with any edition of + the Qt library by Trolltech AS, Norway (or with modified versions + of Qt that use the same license as Qt), and distribute linked + combinations including the two. You must obey the GNU General + Public License in all respects for all of the code used other than + Qt. If you modify this file, you may extend this exception to + your version of the file, but you are not obligated to do so. If + you do not wish to do so, delete this exception statement from + your version. +*/ + +#ifndef __KLEO_SPECIALJOB_H__ +#define __KLEO_SPECIALJOB_H__ + +#include "job.h" +#include "qgpgme_export.h" + +namespace GpgME +{ +class Error; +} + +namespace QGpgME +{ + +/** + @short An abstract base class for protocol-specific jobs + + To use a SpecialJob, first obtain an instance from the + CryptoBackend implementation, connect progress() and result() + signals to suitable slots and then start the job with a call to + start(). This call might fail, in which case the SpecialJob + instance will have schedules its own destruction with a call to + QObject::deleteLater(). + + After result() is emitted, the SpecialJob will schedule its own + destruction by calling QObject::deleteLater(). + + Parameters are set using the Qt property system. More general, or + constructor parameters are given in the call to + QGpgME::Protocol::specialJob(). + + The result is made available through the result signal, and + through the read-only result property, the latter of which needs + to be defined in each SpecialJob subclass. +*/ +class QGPGME_EXPORT SpecialJob : public Job +{ + Q_OBJECT +protected: + explicit SpecialJob(QObject *parent); + +public: + ~SpecialJob(); + + /** + Starts the special operation. + */ + virtual GpgME::Error start() = 0; + + virtual GpgME::Error exec() = 0; + +Q_SIGNALS: + void result(const GpgME::Error &result, const QVariant &data); +}; + +} + +#endif // __KLEO_SPECIALJOB_H__ |