qundogroup.h
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- /****************************************************************************
- **
- ** Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies).
- ** Contact: Qt Software Information (qt-info@nokia.com)
- **
- ** This file is part of the QtGui module of the Qt Toolkit.
- **
- ** Commercial Usage
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- ** accordance with the Qt Commercial License Agreement 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
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- #ifndef QUNDOGROUP_H
- #define QUNDOGROUP_H
- #include <QtCore/qobject.h>
- #include <QtCore/qstring.h>
- QT_BEGIN_HEADER
- QT_BEGIN_NAMESPACE
- class QUndoGroupPrivate;
- class QUndoStack;
- class QAction;
- QT_MODULE(Gui)
- #ifndef QT_NO_UNDOGROUP
- class Q_GUI_EXPORT QUndoGroup : public QObject
- {
- Q_OBJECT
- Q_DECLARE_PRIVATE(QUndoGroup)
- public:
- explicit QUndoGroup(QObject *parent = 0);
- 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)
- };
- #endif // QT_NO_UNDOGROUP
- QT_END_NAMESPACE
- QT_END_HEADER
- #endif // QUNDOGROUP_H