keylistproxymodel.h

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/* Copyright 2008,2013  Rolf Eike Beer <kde@opensource.sf-tec.de>
 *
 * This program 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) version 3 or any later version
 * accepted by the membership of KDE e.V. (or its successor approved
 * by the membership of KDE e.V.), which shall act as a proxy
 * defined in Section 14 of version 3 of the license.
 *
 * This program 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, see <http://www.gnu.org/licenses/>.
 */
#ifndef KEYLISTPROXYMODEL_H
#define KEYLISTPROXYMODEL_H

#include <QSortFilterProxyModel>
#include "core/kgpgkey.h"

class KGpgNode;
class KGpgExpandableNode;
class KGpgItemModel;
class KeyListProxyModelPrivate;

class KeyListProxyModel: public QSortFilterProxyModel
{
    Q_OBJECT

    Q_PROPERTY(int idLength READ idLength WRITE setIdLength)
    Q_DECLARE_PRIVATE(KeyListProxyModel)

    KeyListProxyModelPrivate * const d_ptr;

public:
    enum DisplayMode {
        MultiColumn = 0,
        SingleColumnIdFirst = 1,
        SingleColumnIdLast = 2
    };

    explicit KeyListProxyModel(QObject * parent = 0, const DisplayMode mode = MultiColumn);
        virtual ~KeyListProxyModel();

    virtual bool hasChildren(const QModelIndex &idx) const;
    virtual QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const;
    virtual bool setData(const QModelIndex &index, const QVariant &value, int role = Qt::EditRole);
    virtual Qt::ItemFlags flags(const QModelIndex &index) const;
    void setKeyModel(KGpgItemModel *);
    void setTrustFilter(const KgpgCore::KgpgKeyTrustFlag t);

    void setEncryptionKeyFilter(bool b);

    KGpgNode *nodeForIndex(const QModelIndex &index) const;
    QModelIndex nodeIndex(KGpgNode *node);
    void setPreviewSize(const int pixel);
    KGpgItemModel *getModel() const;
    int idLength() const;
    void setIdLength(const int length);

public slots:
    void setOnlySecret(const bool b);

    void settingsChanged();

protected:
    virtual bool lessThan(const QModelIndex &left, const QModelIndex &right) const;
    virtual bool filterAcceptsRow(int source_row, const QModelIndex &source_parent) const;
};

#endif