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/*
* Copyright 2008 Ben Boeckel <MathStuf@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 <http://www.gnu.org/licenses/>.
*/
#ifndef __POKEMODR_BASEMODEL__
#define __POKEMODR_BASEMODEL__
// Qt includes
#include <QList>
#include <QString>
#include <QVariant>
// Forward declarations
class Object;
class BaseModel
{
public:
BaseModel(BaseModel* parent, Object* object, const QString& name = "");
virtual ~BaseModel();
BaseModel* parent();
virtual QVariant data(const int role = Qt::DisplayRole) const;
virtual int rowCount() const = 0;
virtual Qt::ItemFlags flags() const = 0;
virtual bool setData(const QVariant& value, const int role = Qt::EditRole) = 0;
virtual BaseModel* childItem(const int row) = 0;
virtual int indexNumber() const = 0;
virtual bool canInsertRows() const = 0;
virtual bool insertRows(const int rows) = 0;
virtual bool canRemoveRows() const = 0;
virtual bool removeRows(const int position, const int rows) = 0;
virtual Qt::DropActions supportedDragActions() = 0;
virtual Qt::DropActions supportedDropActions() = 0;
virtual QString type() const = 0;
static const int TypeRole = Qt::UserRole;
static const int XmlRole = Qt::UserRole + 1;
static const int WidgetRole = Qt::UserRole + 2;
static const int ContextMenuRole = Qt::UserRole + 3;
protected:
Object* m_object;
QString m_name;
BaseModel* m_parent;
};
class BaseObjectModel : public BaseModel
{
public:
BaseObjectModel(BaseModel* parent, Object* object);
virtual ~BaseObjectModel();
virtual QVariant data(int role = Qt::DisplayRole) const;
virtual int rowCount() const = 0;
Qt::ItemFlags flags() const;
virtual bool setData(const QVariant& value, int role = Qt::EditRole) = 0;
virtual BaseModel* childItem(const int row) = 0;
virtual int indexNumber() const = 0;
virtual bool canInsertRows() const = 0;
virtual bool insertRows(const int rows) = 0;
virtual bool canRemoveRows() const = 0;
virtual bool removeRows(const int position, const int rows) = 0;
Qt::DropActions supportedDragActions();
Qt::DropActions supportedDropActions();
QString type() const;
};
class ObjectModel : public BaseObjectModel
{
public:
ObjectModel(BaseModel* parent, Object* object);
virtual ~ObjectModel();
virtual QVariant data(int role = Qt::DisplayRole) const = 0;
int rowCount() const;
virtual bool setData(const QVariant& value, int role = Qt::EditRole) = 0;
BaseModel* childItem(const int /*row*/);
virtual int indexNumber() const = 0;
bool canInsertRows() const;
bool insertRows(const int /*rows*/);
bool canRemoveRows() const;
bool removeRows(const int /*position*/, const int /*rows*/);
};
class GroupObjectModel : public BaseObjectModel
{
public:
GroupObjectModel(BaseModel* parent, Object* object);
virtual ~GroupObjectModel();
virtual QVariant data(int role = Qt::DisplayRole) const;
virtual int rowCount() const = 0;
virtual bool setData(const QVariant& value, int role = Qt::EditRole) = 0;
virtual BaseModel* childItem(const int row) = 0;
virtual int indexNumber() const = 0;
bool canInsertRows() const;
virtual bool insertRows(const int rows) = 0;
bool canRemoveRows() const;
virtual bool removeRows(const int position, const int rows) = 0;
protected:
virtual void setupData() = 0;
virtual void clearData() = 0;
};
class GroupModel : public BaseModel
{
public:
GroupModel(BaseModel* parent, Object* object, const QString& name = "");
virtual ~GroupModel();
QVariant data(int role = Qt::DisplayRole) const;
int rowCount() const;
Qt::ItemFlags flags() const;
virtual bool setData(const QVariant& /*value*/, int /*role = Qt::EditRole*/);
BaseModel* childItem(const int row);
virtual int indexNumber() const = 0;
bool canInsertRows() const;
virtual bool insertRows(const int rows) = 0;
bool canRemoveRows() const;
virtual bool removeRows(const int position, const int rows) = 0;
Qt::DropActions supportedDragActions();
Qt::DropActions supportedDropActions();
QString type() const;
protected:
virtual void setupData() = 0;
QList<BaseObjectModel*> m_objects;
private:
void clearData();
};
#endif
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