File indexing completed on 2024-11-17 04:49:34

0001 /*
0002  * Copyright (c) 2019 Alexander Potashev <aspotashev@gmail.com>
0003  *
0004  * This program is free software; you can redistribute it and/or
0005  * modify it under the terms of the GNU General Public License as
0006  * published by the Free Software Foundation; either version 2 of
0007  * the License or (at your option) version 3 or any later version
0008  * accepted by the membership of KDE e.V. (or its successor approved
0009  * by the membership of KDE e.V.), which shall act as a proxy
0010  * defined in Section 14 of version 3 of the license.
0011  *
0012  * This program is distributed in the hope that it will be useful,
0013  * but WITHOUT ANY WARRANTY; without even the implied warranty of
0014  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
0015  * GNU General Public License for more details.
0016  *
0017  * You should have received a copy of the GNU General Public License
0018  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
0019  */
0020 
0021 #ifndef KTIMETRACKER_TASKSMODELITEM_H
0022 #define KTIMETRACKER_TASKSMODELITEM_H
0023 
0024 #include <QList>
0025 #include <QVariant>
0026 
0027 class TasksModel;
0028 
0029 class TasksModelItem
0030 {
0031     friend class TasksModel;
0032 
0033 public:
0034     explicit TasksModelItem(TasksModel *model, TasksModelItem *parent);
0035     virtual ~TasksModelItem() = default;
0036 
0037     TasksModelItem *parent() const;
0038     TasksModelItem *child(int index) const;
0039     int childCount() const;
0040     TasksModelItem *takeChild(int index);
0041     int indexOfChild(TasksModelItem *child) const;
0042     void insertChild(int index, TasksModelItem *child);
0043 
0044     virtual QVariant data(int column, int role) const;
0045 
0046     void addChild(TasksModelItem *child);
0047 
0048     void invalidateRunningState();
0049     void invalidateCompletedState();
0050 
0051 protected:
0052     void disconnectFromParent();
0053 
0054 private:
0055     TasksModel *m_model;
0056     TasksModelItem *m_parent; // =nullptr for top-level items
0057     QList<TasksModelItem *> m_children;
0058 };
0059 
0060 #endif // KTIMETRACKER_TASKSMODELITEM_H