qundogroup.h - mozsearch

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// Copyright (C) 2020 The Qt Company Ltd.

// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only

// Qt-Security score:significant reason:default

#ifndef QUNDOGROUP_H

#define QUNDOGROUP_H

#include <QtGui/qtguiglobal.h>

#include <QtCore/qobject.h>

#include <QtCore/qstring.h>

QT_REQUIRE_CONFIG(undogroup);

QT_BEGIN_NAMESPACE

class QUndoGroupPrivate;

class QUndoStack;

class QAction;

class Q_GUI_EXPORT QUndoGroup : public QObject

    Q_OBJECT

    Q_DECLARE_PRIVATE(QUndoGroup)

public:

    explicit QUndoGroup(QObject *parent = nullptr);

    ~QUndoGroup();

    void addStack(QUndoStack *stack);

    void removeStack(QUndoStack *stack);

    QList<QUndoStack*> stacks() const;

    QUndoStack *activeStack() const;

#ifndef QT_NO_ACTION

    QAction *createUndoAction(QObject *parent, const QString &prefix = QString()) const;

    QAction *createRedoAction(QObject *parent, const QString &prefix = QString()) const;

#endif // QT_NO_ACTION

    bool canUndo() const;

    bool canRedo() const;

    QString undoText() const;

    QString redoText() const;

    bool isClean() const;

public Q_SLOTS:

    void undo();

    void redo();

    void setActiveStack(QUndoStack *stack);

Q_SIGNALS:

    void activeStackChanged(QUndoStack *stack);

    void indexChanged(int idx);

    void cleanChanged(bool clean);

    void canUndoChanged(bool canUndo);

    void canRedoChanged(bool canRedo);

    void undoTextChanged(const QString &undoText);

    void redoTextChanged(const QString &redoText);

private:

    Q_DISABLE_COPY(QUndoGroup)

};

QT_END_NAMESPACE

#endif // QUNDOGROUP_H