File indexing completed on 2024-05-05 04:47:27

0001 /****************************************************************************************
0002  * Copyright (c) 2009 Nikolaj Hald Nielsen <nhn@kde.org>                                *
0003  *                                                                                      *
0004  * This program is free software; you can redistribute it and/or modify it under        *
0005  * the terms of the GNU General Public License as published by the Free Software        *
0006  * Foundation; either version 2 of the License, or (at your option) any later           *
0007  * version.                                                                             *
0008  *                                                                                      *
0009  * This program is distributed in the hope that it will be useful, but WITHOUT ANY      *
0010  * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A      *
0011  * PARTICULAR PURPOSE. See the GNU General Public License for more details.             *
0012  *                                                                                      *
0013  * You should have received a copy of the GNU General Public License along with         *
0014  * this program.  If not, see <http://www.gnu.org/licenses/>.                           *
0015  ****************************************************************************************/
0016 
0017 #ifndef BROWSERCATEGORYLISTMODEL_H
0018 #define BROWSERCATEGORYLISTMODEL_H
0019 
0020 #include <QAbstractListModel>
0021 
0022 #include <QList>
0023 
0024 class BrowserCategory;
0025 Q_DECLARE_METATYPE( BrowserCategory * )
0026 
0027 namespace CustomCategoryRoles
0028 {
0029     enum CustomCategoryRolesId {
0030         CategoryRole = Qt::UserRole + 31,
0031     };
0032 }
0033 
0034 /**
0035 A very simple model to hold the available categories
0036 
0037     @author Nikolaj Hald Nielsen <nhn@kde.org> 
0038 */
0039 class BrowserCategoryListModel : public QAbstractListModel
0040 {
0041 public:
0042     explicit BrowserCategoryListModel( QObject *parent = nullptr );
0043     ~BrowserCategoryListModel() override;
0044 
0045     int rowCount( const QModelIndex & parent = QModelIndex() ) const override;
0046     QVariant data( const QModelIndex & index, int role = Qt::DisplayRole ) const override;
0047 
0048     /**
0049      * Adds a new sub-category to this list.
0050      * This object will take ownership of the new category.
0051      */
0052     void addCategory( BrowserCategory* category );
0053     void removeCategory( BrowserCategory* category );
0054 
0055 private:
0056     QList<BrowserCategory*> m_categories;
0057 };
0058 
0059 #endif