forked from qt-creator/qt-creator
113 lines
2.6 KiB
C++
113 lines
2.6 KiB
C++
/***************************************************************************
|
|
**
|
|
** This file is part of Qt Creator
|
|
**
|
|
** Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).
|
|
**
|
|
** Contact: Qt Software Information (qt-info@nokia.com)
|
|
**
|
|
**
|
|
** Non-Open Source Usage
|
|
**
|
|
** Licensees may use this file in accordance with the Qt Beta Version
|
|
** License Agreement, Agreement version 2.2 provided with the Software or,
|
|
** alternatively, in accordance with the terms contained in a written
|
|
** agreement between you and Nokia.
|
|
**
|
|
** GNU General Public License Usage
|
|
**
|
|
** Alternatively, this file may be used under the terms of the GNU General
|
|
** Public License versions 2.0 or 3.0 as published by the Free Software
|
|
** Foundation and appearing in the file LICENSE.GPL included in the packaging
|
|
** of this file. Please review the following information to ensure GNU
|
|
** General Public Licensing requirements will be met:
|
|
**
|
|
** http://www.fsf.org/licensing/licenses/info/GPLv2.html and
|
|
** http://www.gnu.org/copyleft/gpl.html.
|
|
**
|
|
** In addition, as a special exception, Nokia gives you certain additional
|
|
** rights. These rights are described in the Nokia Qt GPL Exception
|
|
** version 1.3, included in the file GPL_EXCEPTION.txt in this package.
|
|
**
|
|
***************************************************************************/
|
|
|
|
#ifndef PROCOMMANDMANAGER_H
|
|
#define PROCOMMANDMANAGER_H
|
|
|
|
#include "namespace_global.h"
|
|
|
|
#include <QtCore/QModelIndex>
|
|
|
|
QT_BEGIN_NAMESPACE
|
|
class ProItem;
|
|
QT_END_NAMESPACE
|
|
|
|
namespace Qt4ProjectManager {
|
|
namespace Internal {
|
|
|
|
class ProCommand
|
|
{
|
|
public:
|
|
virtual ~ProCommand() {}
|
|
virtual bool redo() = 0;
|
|
virtual void undo() = 0;
|
|
};
|
|
|
|
class ProCommandGroup
|
|
{
|
|
public:
|
|
ProCommandGroup(const QString &name);
|
|
~ProCommandGroup();
|
|
|
|
void appendCommand(ProCommand *cmd);
|
|
|
|
void undo();
|
|
void redo();
|
|
|
|
private:
|
|
QString m_name;
|
|
QList<ProCommand *> m_commands;
|
|
};
|
|
|
|
class ProCommandManager : public QObject
|
|
{
|
|
Q_OBJECT
|
|
|
|
public:
|
|
ProCommandManager(QObject *parent);
|
|
~ProCommandManager();
|
|
|
|
void beginGroup(const QString &name);
|
|
void endGroup();
|
|
|
|
// excutes the Command and adds it to the open group
|
|
bool command(ProCommand *cmd);
|
|
|
|
bool hasGroup() const;
|
|
bool isDirty() const;
|
|
|
|
void notifySave();
|
|
|
|
bool canUndo() const;
|
|
bool canRedo() const;
|
|
|
|
public slots:
|
|
void undo();
|
|
void redo();
|
|
|
|
signals:
|
|
void modified();
|
|
|
|
private:
|
|
ProCommandGroup *m_group;
|
|
QList<ProCommandGroup *> m_groups;
|
|
|
|
int m_pos;
|
|
ProCommandGroup *m_savepoint;
|
|
};
|
|
|
|
} //namespace Internal
|
|
} //namespace Qt4ProjectManager
|
|
|
|
#endif // PROCOMMANDMANAGER_H
|