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/* -*- mode: c++; c-basic-offset:4 -*-
newcertificatewizard/listwidget.cpp
This file is part of Kleopatra, the KDE keymanager
Copyright (c) 2008 Klarälvdalens Datakonsult AB
Kleopatra 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.
Kleopatra 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.
*/
#include <config-kleopatra.h>
#include "listwidget.h"
#include "ui_listwidget.h"
#include <KIcon>
#include <QItemSelectionModel>
#include <QStringListModel>
#include <QRegExp>
#include <QRegExpValidator>
#include <QItemDelegate>
#include <QLineEdit>
using namespace Kleo::NewCertificateUi;
namespace {
class ItemDelegate : public QItemDelegate {
Q_OBJECT
public:
explicit ItemDelegate( QObject * p=0 )
: QItemDelegate( p ), m_rx() {}
explicit ItemDelegate( const QRegExp & rx, QObject * p=0 )
: QItemDelegate( p ), m_rx( rx ) {}
void setRegExpFilter( const QRegExp & rx ) {
m_rx = rx;
}
const QRegExp & regExpFilter() const { return m_rx; }
/* reimp */ QWidget * createEditor( QWidget * p, const QStyleOptionViewItem & o, const QModelIndex & i ) const {
QWidget * w = QItemDelegate::createEditor( p, o, i );
if ( !m_rx.isEmpty() )
if ( QLineEdit * const le = qobject_cast<QLineEdit*>( w ) )
le->setValidator( new QRegExpValidator( m_rx, le ) );
return w;
}
private:
QRegExp m_rx;
};
}
class ListWidget::Private {
friend class ::Kleo::NewCertificateUi::ListWidget;
ListWidget * const q;
public:
explicit Private( ListWidget * qq )
: q( qq ),
stringListModel(),
ui( q )
{
ui.listView->setModel( &stringListModel );
ui.listView->setItemDelegate( &delegate );
connect( ui.listView->selectionModel(), SIGNAL(selectionChanged(QItemSelection,QItemSelection)),
q, SLOT(slotSelectionChanged()) );
connect( &stringListModel, SIGNAL(dataChanged(QModelIndex,QModelIndex)),
q, SIGNAL(itemsChanged()) );
connect( &stringListModel, SIGNAL(rowsInserted(QModelIndex,int,int)),
q, SIGNAL(itemsChanged()) );
connect( &stringListModel, SIGNAL(rowsRemoved(QModelIndex,int,int)),
q, SIGNAL(itemsChanged()) );
}
private:
void slotAdd() {
const int idx = stringListModel.rowCount();
if ( stringListModel.insertRows( idx, 1 ) ) {
stringListModel.setData( stringListModel.index( idx ), defaultValue );
editRow( idx );
}
}
void slotRemove() {
const int idx = selectedRow();
stringListModel.removeRows( idx, 1 );
selectRow( idx );
}
void slotUp() {
const int idx = selectedRow();
swapRows( idx - 1, idx );
selectRow( idx - 1 );
}
void slotDown() {
const int idx = selectedRow();
swapRows( idx, idx + 1 );
selectRow( idx + 1 );
}
void slotSelectionChanged() {
enableDisableActions();
}
private:
void editRow( int idx ) {
const QModelIndex mi = stringListModel.index( idx );
if ( !mi.isValid() )
return;
ui.listView->setCurrentIndex( mi );
ui.listView->edit( mi );
}
QModelIndexList selectedIndexes() const {
return ui.listView->selectionModel()->selectedRows();
}
int selectedRow() const {
const QModelIndexList mil = selectedIndexes();
return mil.empty() ? -1 : mil.front().row() ;
}
void selectRow( int idx ) {
const QModelIndex mi = stringListModel.index( idx );
if ( mi.isValid() )
ui.listView->selectionModel()->select( mi, QItemSelectionModel::ClearAndSelect|QItemSelectionModel::Rows );
}
void swapRows( int r1, int r2 ) {
if ( r1 < 0 || r2 < 0 || r1 >= stringListModel.rowCount() || r2 >= stringListModel.rowCount() )
return;
const QModelIndex m1 = stringListModel.index( r1 );
const QModelIndex m2 = stringListModel.index( r2 );
const QVariant data1 = m1.data();
const QVariant data2 = m2.data();
stringListModel.setData( m1, data2 );
stringListModel.setData( m2, data1 );
}
void enableDisableActions() {
const QModelIndexList mil = selectedIndexes();
ui.removeTB->setEnabled( !mil.empty() );
ui.upTB->setEnabled( mil.size() == 1 && mil.front().row() > 0 );
ui.downTB->setEnabled( mil.size() == 1 && mil.back().row() < stringListModel.rowCount() - 1 );
}
private:
QStringListModel stringListModel;
ItemDelegate delegate;
QString defaultValue;
struct UI : Ui_ListWidget {
explicit UI( ListWidget * q )
: Ui_ListWidget()
{
setupUi( q );
addTB->setIcon( KIcon( "list-add" ) );
removeTB->setIcon( KIcon( "list-remove" ) );
upTB->setIcon( KIcon( "go-up" ) );
downTB->setIcon( KIcon( "go-down" ) );
}
} ui;
};
ListWidget::ListWidget( QWidget * p )
: QWidget( p ), d( new Private( this ) )
{
}
ListWidget::~ListWidget() {}
QStringList ListWidget::items() const {
return d->stringListModel.stringList();
}
void ListWidget::setItems( const QStringList & items ) {
d->stringListModel.setStringList( items );
}
QRegExp ListWidget::regExpFilter() const {
return d->delegate.regExpFilter();
}
void ListWidget::setRegExpFilter( const QRegExp & rx ) {
d->delegate.setRegExpFilter( rx );
}
QString ListWidget::defaultValue() const {
return d->defaultValue;
}
void ListWidget::setDefaultValue( const QString & df ) {
d->defaultValue = df;
}
#include "moc_listwidget.cpp"
#include "listwidget.moc"

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