File indexing completed on 2024-05-12 05:09:51 

0001 /***************************************************************************
0002     Copyright (C) 2017 Robby Stephenson <robby@periapsis.org>
0003  ***************************************************************************/
0004 
0005 /***************************************************************************
0006  *                                                                         *
0007  *   This program is free software; you can redistribute it and/or         *
0008  *   modify it under the terms of the GNU General Public License as        *
0009  *   published by the Free Software Foundation; either version 2 of        *
0010  *   the License or (at your option) version 3 or any later version        *
0011  *   accepted by the membership of KDE e.V. (or its successor approved     *
0012  *   by the membership of KDE e.V.), which shall act as a proxy            *
0013  *   defined in Section 14 of version 3 of the license.                    *
0014  *                                                                         *
0015  *   This program is distributed in the hope that it will be useful,       *
0016  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
0017  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
0018  *   GNU General Public License for more details.                          *
0019  *                                                                         *
0020  *   You should have received a copy of the GNU General Public License     *
0021  *   along with this program.  If not, see <http://www.gnu.org/licenses/>. *
0022  *                                                                         *
0023  ***************************************************************************/
0024 
0025 #ifndef TELLICO_ENTRYICONMODEL_H
0026 #define TELLICO_ENTRYICONMODEL_H
0027 
0028 #include "../datavectors.h"
0029 
0030 #include <QIdentityProxyModel>
0031 #include <QHash>
0032 #include <QCache>
0033 
0034 namespace Tellico {
0035 
0036 /**
0037  * @author Robby Stephenson
0038  *
0039  * This identity model does nothing except modify EntryModel::data() to return an entry's icon
0040  * for every column. It's intended to be used in EntryIconView.
0041  */
0042 class EntryIconModel : public QIdentityProxyModel {
0043 Q_OBJECT
0044 
0045 public:
0046   EntryIconModel(QObject* parent);
0047   virtual ~EntryIconModel();
0048 
0049   void setSourceModel(QAbstractItemModel* newSourceModel) Q_DECL_OVERRIDE;
0050   QVariant data(const QModelIndex& index, int role = Qt::DisplayRole) const Q_DECL_OVERRIDE;
0051 
0052 public Q_SLOTS:
0053   void clearCache();
0054 
0055 private:
0056   const QIcon& defaultIcon(Data::CollPtr coll) const;
0057 
0058   mutable QHash<int, QIcon*> m_defaultIcons;
0059   mutable QCache<QString, QIcon> m_iconCache;
0060 };
0061 
0062 } // end namespace
0063 #endif