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/****************************************************************************
**
** Copyright (C) 2020 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtGui module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QUNDOSTACK_P_H
#define QUNDOSTACK_P_H
#include <QtGui/private/qtguiglobal_p.h>
#include <private/qobject_p.h>
#include <QtCore/qlist.h>
#include <QtCore/qstring.h>
#if QT_CONFIG(action)
# include <QtGui/qaction.h>
#endif
#include "qundostack.h"
QT_BEGIN_NAMESPACE
class QUndoCommand;
class QUndoGroup;
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
class QUndoCommandPrivate
{
public:
QUndoCommandPrivate() : id(-1), obsolete(false) {}
QList<QUndoCommand*> child_list;
QString text;
QString actionText;
int id;
bool obsolete;
};
#if QT_CONFIG(undostack)
class QUndoStackPrivate : public QObjectPrivate
{
Q_DECLARE_PUBLIC(QUndoStack)
public:
QUndoStackPrivate() : index(0), clean_index(0), group(nullptr), undo_limit(0) {}
QList<QUndoCommand*> command_list;
QList<QUndoCommand*> macro_stack;
int index;
int clean_index;
QUndoGroup *group;
int undo_limit;
void setIndex(int idx, bool clean);
bool checkUndoLimit();
#ifndef QT_NO_ACTION
static void setPrefixedText(QAction *action, const QString &prefix, const QString &defaultText, const QString &text);
#endif
};
QT_END_NAMESPACE
#endif // QT_CONFIG(undostack)
#endif // QUNDOSTACK_P_H
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