RedPanda-CPP/RedPandaIDE/widgets/ojproblemsetmodel.h

91 lines
3.0 KiB
C++

/*
* Copyright (C) 2020-2022 Roy Qu (royqh1979@gmail.com)
*
* 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 3 of the License, or
* (at your option) any later version.
*
* 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 <https://www.gnu.org/licenses/>.
*/
#ifndef OJPROBLEMSETMODEL_H
#define OJPROBLEMSETMODEL_H
#include <QAbstractTableModel>
#include <memory>
#include "../problems/ojproblemset.h"
class OJProblemModel: public QAbstractTableModel {
Q_OBJECT
public:
explicit OJProblemModel(QObject *parent = nullptr);
const POJProblem &problem() const;
void setProblem(const POJProblem &newProblem);
void addCase(POJProblemCase problemCase);
void removeCase(int index);
POJProblemCase getCase(int index);
POJProblemCase getCaseById(const QString& id);
int getCaseIndexById(const QString& id);
void clear();
int count();
void update(int row);
QString getTitle();
QString getTooltip();
private:
POJProblem mProblem;
// QAbstractItemModel interface
public:
int rowCount(const QModelIndex &parent) const override;
QVariant data(const QModelIndex &index, int role) const override;
bool setData(const QModelIndex &index, const QVariant &value, int role) override;
Qt::ItemFlags flags(const QModelIndex &index) const override;
// QAbstractItemModel interface
public:
int columnCount(const QModelIndex &parent) const override;
QVariant headerData(int section, Qt::Orientation orientation, int role) const override;
};
class OJProblemSetModel : public QAbstractListModel
{
Q_OBJECT
public:
explicit OJProblemSetModel(QObject *parent = nullptr);
void clear();
int count();
void create(const QString& name);
void rename(const QString& newName);
QString name();
void addProblem(POJProblem problem);
POJProblem problem(int index);
void removeProblem(int index);
bool problemNameUsed(const QString& name);
void removeAllProblems();
void saveToFile(const QString& fileName);
void loadFromFile(const QString& fileName);
void updateProblemAnswerFilename(const QString& oldFilename, const QString& newFilename);
signals:
void problemNameChanged(int index);
private:
OJProblemSet mProblemSet;
// QAbstractItemModel interface
public:
int rowCount(const QModelIndex &parent) const override;
QVariant data(const QModelIndex &index, int role) const override;
bool setData(const QModelIndex &index, const QVariant &value, int role) override;
Qt::ItemFlags flags(const QModelIndex &index) const override;
};
#endif // OJPROBLEMSETMODEL_H