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/***************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2008-2009 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 UNDO_COMMANDS_H
#define UNDO_COMMANDS_H
#include "resourceview.h"
#include <QtCore/QString>
#include <QtGui/QUndoCommand>
QT_BEGIN_NAMESPACE
class QModelIndex;
QT_END_NAMESPACE
namespace SharedTools {
/*!
\class ViewCommand
Provides a base for \l ResourceView-related commands.
*/
class ViewCommand : public QUndoCommand
{
protected:
ResourceView *m_view;
ViewCommand(ResourceView *view);
virtual ~ViewCommand();
};
/*!
\class ModelIndexViewCommand
Provides a mean to store/restore a \l QModelIndex as it cannot
be stored savely in most cases. This is an abstract class.
*/
class ModelIndexViewCommand : public ViewCommand
{
int m_prefixArrayIndex;
int m_fileArrayIndex;
protected:
ModelIndexViewCommand(ResourceView *view);
virtual ~ModelIndexViewCommand();
void storeIndex(const QModelIndex &index);
QModelIndex makeIndex() const;
};
/*!
\class ModifyPropertyCommand
Modifies the name/prefix/language property of a prefix/file node.
*/
class ModifyPropertyCommand : public ModelIndexViewCommand
{
ResourceView::NodeProperty m_property;
QString m_before;
QString m_after;
int m_mergeId;
public:
ModifyPropertyCommand(ResourceView *view, const QModelIndex &nodeIndex,
ResourceView::NodeProperty property, const int mergeId, const QString &before,
const QString &after = QString());
private:
int id() const { return m_mergeId; }
bool mergeWith(const QUndoCommand * command);
void undo();
void redo();
};
/*!
\class RemoveEntryCommand
Removes a \l QModelIndex including all children from a \l ResourceView.
*/
class RemoveEntryCommand : public ModelIndexViewCommand
{
EntryBackup *m_entry;
bool m_isExpanded;
public:
RemoveEntryCommand(ResourceView *view, const QModelIndex &index);
~RemoveEntryCommand();
private:
void redo();
void undo();
void freeEntry();
};
/*!
\class AddFilesCommand
Adds a list of files to a given prefix node.
*/
class AddFilesCommand : public ViewCommand
{
int m_prefixIndex;
int m_cursorFileIndex;
int m_firstFile;
int m_lastFile;
const QStringList m_fileNames;
public:
AddFilesCommand(ResourceView *view, int prefixIndex, int cursorFileIndex,
const QStringList &fileNames);
private:
void redo();
void undo();
};
/*!
\class AddEmptyPrefixCommand
Adds a new, empty prefix node.
*/
class AddEmptyPrefixCommand : public ViewCommand
{
int m_prefixArrayIndex;
public:
AddEmptyPrefixCommand(ResourceView *view);
private:
void redo();
void undo();
};
} // namespace SharedTools
#endif // UNDO_COMMANDS_H
|
