certmanager/lib Library API Documentation

qgpgmekeylistjob.cpp

00001 /*
00002     qgpgmekeylistjob.cpp
00003 
00004     This file is part of libkleopatra, the KDE keymanagement library
00005     Copyright (c) 2004 Klarälvdalens Datakonsult AB
00006 
00007     Libkleopatra is free software; you can redistribute it and/or
00008     modify it under the terms of the GNU General Public License as
00009     published by the Free Software Foundation; either version 2 of the
00010     License, or (at your option) any later version.
00011 
00012     Libkleopatra is distributed in the hope that it will be useful,
00013     but WITHOUT ANY WARRANTY; without even the implied warranty of
00014     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00015     General Public License for more details.
00016 
00017     You should have received a copy of the GNU General Public License
00018     along with this program; if not, write to the Free Software
00019     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00020 
00021     In addition, as a special exception, the copyright holders give
00022     permission to link the code of this program with any edition of
00023     the Qt library by Trolltech AS, Norway (or with modified versions
00024     of Qt that use the same license as Qt), and distribute linked
00025     combinations including the two.  You must obey the GNU General
00026     Public License in all respects for all of the code used other than
00027     Qt.  If you modify this file, you may extend this exception to
00028     your version of the file, but you are not obligated to do so.  If
00029     you do not wish to do so, delete this exception statement from
00030     your version.
00031 */
00032 
00033 #ifdef HAVE_CONFIG_H
00034 #include <config.h>
00035 #endif
00036 
00037 #include "qgpgmekeylistjob.h"
00038 
00039 #include <qgpgme/eventloopinteractor.h>
00040 
00041 #include <gpgmepp/key.h>
00042 #include <gpgmepp/context.h>
00043 #include <gpgmepp/keylistresult.h>
00044 
00045 #include <kmessagebox.h>
00046 #include <klocale.h>
00047 
00048 #include <qstringlist.h>
00049 
00050 #include <stdlib.h>
00051 #include <string.h>
00052 #include <assert.h>
00053 
00054 Kleo::QGpgMEKeyListJob::QGpgMEKeyListJob( GpgME::Context * context )
00055   : KeyListJob( QGpgME::EventLoopInteractor::instance(), "Kleo::QGpgMEKeyListJob" ),
00056     QGpgMEJob( this, context )
00057 {
00058   assert( context );
00059 }
00060 
00061 Kleo::QGpgMEKeyListJob::~QGpgMEKeyListJob() {
00062 }
00063 
00064 void Kleo::QGpgMEKeyListJob::setup( const QStringList & patterns ) {
00065   assert( !mPatterns );
00066 
00067   setPatterns( patterns );
00068 }
00069 
00070 GpgME::Error Kleo::QGpgMEKeyListJob::start( const QStringList & patterns, bool secretOnly ) {
00071   setup( patterns );
00072 
00073   hookupContextToEventLoopInteractor();
00074   connect( QGpgME::EventLoopInteractor::instance(),
00075        SIGNAL(nextKeyEventSignal(GpgME::Context*,const GpgME::Key&)),
00076        SLOT(slotNextKeyEvent(GpgME::Context*,const GpgME::Key&)) );
00077 
00078   const GpgME::Error err = mCtx->startKeyListing( mPatterns, secretOnly );
00079 
00080   if ( err )
00081     deleteLater();
00082   mResult = GpgME::KeyListResult( 0, err );
00083   return err;
00084 }
00085 
00086 GpgME::KeyListResult Kleo::QGpgMEKeyListJob::exec( const QStringList & patterns, bool secretOnly, std::vector<GpgME::Key> & keys ) {
00087   keys.clear();
00088   setup( patterns );
00089   GpgME::Error err = mCtx->startKeyListing( mPatterns, secretOnly );
00090   if ( !err ) {
00091     do
00092       keys.push_back( mCtx->nextKey( err ) );
00093     while ( !err );
00094     keys.pop_back();
00095   }
00096   return mResult = mCtx->endKeyListing();
00097 }
00098 
00099 void Kleo::QGpgMEKeyListJob::slotNextKeyEvent( GpgME::Context * context, const GpgME::Key & key ) {
00100   if ( context == mCtx )
00101     emit nextKey( key );
00102 }
00103 
00104 void Kleo::QGpgMEKeyListJob::doOperationDoneEvent( const GpgME::Error & ) {
00105   emit result( mResult = mCtx->keyListResult() );
00106 }
00107 
00108 void Kleo::QGpgMEKeyListJob::showErrorDialog( QWidget * parent, const QString & caption ) const {
00109   if ( !mResult.error() || mResult.error().isCanceled() )
00110     return;
00111   const QString msg = i18n( "<qt><p>An error occurred while fetching "
00112                 "the keys from the backend:</p>"
00113                 "<p><b>%1</b></p></qt>" )
00114     .arg( QString::fromLocal8Bit( mResult.error().asString() ) );
00115   KMessageBox::error( parent, msg, caption );
00116 }
00117 
00118 #include "qgpgmekeylistjob.moc"
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This file is part of the documentation for certmanager/lib Library Version 3.3.2.
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