Add GroupModel and corresponding unit test.

src/gui/GroupModel.h

@@ -0,0 +1,47 @@
+/*
+ *  Copyright (C) 2010 Felix Geyer <debfx@fobos.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 or (at your option)
+ *  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 KEEPASSX_GROUPMODEL_H
+#define KEEPASSX_GROUPMODEL_H
+
+#include <QtCore/QAbstractItemModel>
+
+class Group;
+
+class GroupModel : public QAbstractItemModel
+{
+    Q_OBJECT
+
+public:
+    explicit GroupModel(const Group* rootGroup, QObject* parent = 0);
+    void setRootGroup(const Group* group);
+
+    int rowCount(const QModelIndex& parent = QModelIndex()) const;
+    int columnCount(const QModelIndex& parent = QModelIndex()) const;
+    QModelIndex index(int row, int column, const QModelIndex& parent = QModelIndex()) const;
+    QModelIndex parent(const QModelIndex& index) const;
+    QVariant data(const QModelIndex& index, int role = Qt::DisplayRole) const;
+    QVariant headerData(int section, Qt::Orientation orientation, int role) const;
+
+private:
+    QModelIndex createIndex(int row, int column, const Group* group) const;
+    const Group* groupFromIndex(const QModelIndex& index) const;
+
+    const Group* m_root;
+};
+
+#endif // KEEPASSX_GROUPMODEL_H