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/* -*- c++ -*-
keyapprovaldialog.h
This file is part of libkleopatra, the KDE keymanagement library
Copyright (c) 2004 Klarälvdalens Datakonsult AB
Based on kpgpui.h
Copyright (C) 2001,2002 the KPGP authors
See file libkdenetwork/AUTHORS.kpgp for details
Libkleopatra 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.
Libkleopatra 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 TQt library by Trolltech AS, Norway (or with modified versions
of TQt that use the same license as TQt), 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
TQt. 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.
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include "keyapprovaldialog.h"
#include "keyrequester.h"
#include <cryptplugfactory.h>
#include <kleo/cryptobackend.h>
#include <klocale.h>
#include <kglobalsettings.h>
#include <kseparator.h>
#include <tqstringlist.h>
#include <tqframe.h>
#include <tqlayout.h>
#include <tqlabel.h>
#include <tqcombobox.h>
#include <tqscrollview.h>
#include <tqpushbutton.h>
#include <gpgmepp/key.h>
#include <assert.h>
static Kleo::EncryptionPreference cb2pref( int i ) {
switch ( i ) {
default:
case 0: return Kleo::UnknownPreference;
case 1: return Kleo::NeverEncrypt;
case 2: return Kleo::AlwaysEncrypt;
case 3: return Kleo::AlwaysEncryptIfPossible;
case 4: return Kleo::AlwaysAskForEncryption;
case 5: return Kleo::AskWheneverPossible;
}
}
static int pref2cb( Kleo::EncryptionPreference p ) {
switch ( p ) {
default: return 0;
case Kleo::NeverEncrypt: return 1;
case Kleo::AlwaysEncrypt: return 2;
case Kleo::AlwaysEncryptIfPossible: return 3;
case Kleo::AlwaysAskForEncryption: return 4;
case Kleo::AskWheneverPossible: return 5;
}
}
static TQStringList preferencesStrings() {
return TQStringList() << i18n("<none>")
<< i18n("Never Encrypt with This Key")
<< i18n("Always Encrypt with This Key")
<< i18n("Encrypt Whenever Encryption is Possible")
<< i18n("Always Ask")
<< i18n("Ask Whenever Encryption is Possible");
}
struct Kleo::KeyApprovalDialog::Private {
Private() : selfRequester( 0 ), prefsChanged( false ) {}
Kleo::KeyRequester * selfRequester;
TQStringList addresses;
std::vector<Kleo::KeyRequester*> requesters;
std::vector<TQComboBox*> preferences;
bool prefsChanged;
};
Kleo::KeyApprovalDialog::KeyApprovalDialog( const std::vector<Item> & recipients,
const std::vector<GpgME::Key> & sender,
TQWidget * tqparent, const char * name,
bool modal )
: KDialogBase( tqparent, name, modal, i18n("Encryption Key Approval"), Ok|Cancel, Ok ),
d( 0 )
{
assert( !recipients.empty() );
d = new Private();
TQFrame *page = makeMainWidget();
TQVBoxLayout * vlay = new TQVBoxLayout( page, 0, spacingHint() );
vlay->addWidget( new TQLabel( i18n("The following keys will be used for encryption:"), page ) );
TQScrollView * sv = new TQScrollView( page );
sv->setResizePolicy( TQScrollView::AutoOneFit );
vlay->addWidget( sv );
TQWidget * view = new TQWidget( sv->viewport() );
TQGridLayout * glay = new TQGridLayout( view, 3, 2, marginHint(), spacingHint() );
glay->setColStretch( 1, 1 );
sv->addChild( view );
int row = -1;
if ( !sender.empty() ) {
++row;
glay->addWidget( new TQLabel( i18n("Your keys:"), view ), row, 0 );
d->selfRequester = new EncryptionKeyRequester( true, EncryptionKeyRequester::AllProtocols, view );
d->selfRequester->setKeys( sender );
glay->addWidget( d->selfRequester, row, 1 );
++row;
glay->addMultiCellWidget( new KSeparator( Horizontal, view ), row, row, 0, 1 );
}
const TQStringList prefs = preferencesStrings();
for ( std::vector<Item>::const_iterator it = recipients.begin() ; it != recipients.end() ; ++it ) {
++row;
glay->addWidget( new TQLabel( i18n("Recipient:"), view ), row, 0 );
glay->addWidget( new TQLabel( it->address, view ), row, 1 );
d->addresses.push_back( it->address );
++row;
glay->addWidget( new TQLabel( i18n("Encryption keys:"), view ), row, 0 );
KeyRequester * req = new EncryptionKeyRequester( true, EncryptionKeyRequester::AllProtocols, view );
req->setKeys( it->keys );
glay->addWidget( req, row, 1 );
d->requesters.push_back( req );
++row;
glay->addWidget( new TQLabel( i18n("Encryption preference:"), view ), row, 0 );
TQComboBox * cb = new TQComboBox( false, view );
cb->insertStringList( prefs );
glay->addWidget( cb, row, 1 );
cb->setCurrentItem( pref2cb( it->pref ) );
connect( cb, TQT_SIGNAL(activated(int)), TQT_SLOT(slotPrefsChanged()) );
d->preferences.push_back( cb );
}
// calculate the optimal width for the dialog
const int dialogWidth = marginHint()
+ sv->frameWidth()
+ view->tqsizeHint().width()
+ sv->verticalScrollBar()->tqsizeHint().width()
+ sv->frameWidth()
+ marginHint()
+ 2;
// calculate the optimal height for the dialog
const int dialogHeight = marginHint()
+ fontMetrics().height()
+ spacingHint()
+ sv->frameWidth()
+ view->tqsizeHint().height()
+ sv->horizontalScrollBar()->tqsizeHint().height()
+ sv->frameWidth()
+ spacingHint()
+ actionButton( KDialogBase::Cancel )->tqsizeHint().height()
+ marginHint()
+ 2;
// don't make the dialog too large
const TQRect desk = KGlobalSettings::desktopGeometry( this );
setInitialSize( TQSize( kMin( dialogWidth, 3 * desk.width() / 4 ),
kMin( dialogHeight, 7 * desk.height() / 8 ) ) );
}
Kleo::KeyApprovalDialog::~KeyApprovalDialog() {
delete d; d = 0;
}
std::vector<GpgME::Key> Kleo::KeyApprovalDialog::senderKeys() const {
return d->selfRequester ? d->selfRequester->keys() : std::vector<GpgME::Key>() ;
}
std::vector<Kleo::KeyApprovalDialog::Item> Kleo::KeyApprovalDialog::items() const {
assert( d->requesters.size() == d->addresses.size() );
assert( d->requesters.size() == d->preferences.size() );
std::vector<Item> result;
result.reserve( d->requesters.size() );
TQStringList::const_iterator ait = d->addresses.begin();
std::vector<KeyRequester*>::const_iterator rit = d->requesters.begin();
std::vector<TQComboBox*>::const_iterator cit = d->preferences.begin();
while ( ait != d->addresses.end() )
result.push_back( Item( *ait++, (*rit++)->keys(), cb2pref( (*cit++)->currentItem() ) ) );
return result;
}
bool Kleo::KeyApprovalDialog::preferencesChanged() const {
return d->prefsChanged;
}
void Kleo::KeyApprovalDialog::slotPrefsChanged() {
d->prefsChanged = true;
}
#include "keyapprovaldialog.moc"
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