src/gui/kernel/qwidgetaction.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Fri, 14 May 2010 16:40:13 +0300
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/****************************************************************************
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**
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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the QtGui module of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** No Commercial Usage
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** This file contains pre-release code and may not be distributed.
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** You may use this file in accordance with the terms and conditions
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** contained in the Technology Preview License Agreement accompanying
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** this package.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file.  Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights.  These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** If you have questions regarding the use of this file, please contact
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** Nokia at qt-info@nokia.com.
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**
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**
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**
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**
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**
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**
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef QWIDGETACTION_H
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#define QWIDGETACTION_H
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#include <QtGui/qaction.h>
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QT_BEGIN_HEADER
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QT_BEGIN_NAMESPACE
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QT_MODULE(Gui)
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#ifndef QT_NO_ACTION
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class QWidgetActionPrivate;
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class Q_GUI_EXPORT QWidgetAction : public QAction
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{
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    Q_OBJECT
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    Q_DECLARE_PRIVATE(QWidgetAction)
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public:
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    explicit QWidgetAction(QObject *parent);
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    virtual ~QWidgetAction();
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    void setDefaultWidget(QWidget *w);
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    QWidget *defaultWidget() const;
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    QWidget *requestWidget(QWidget *parent);
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    void releaseWidget(QWidget *widget);
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protected:
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    virtual bool event(QEvent *);
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    virtual bool eventFilter(QObject *, QEvent *);
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    virtual QWidget *createWidget(QWidget *parent);
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    virtual void deleteWidget(QWidget *widget);
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    QList<QWidget *> createdWidgets() const;
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private:
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    Q_DISABLE_COPY(QWidgetAction)
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    Q_PRIVATE_SLOT(d_func(), void _q_widgetDestroyed(QObject *))
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    friend class QToolBar;
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};
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#endif // QT_NO_ACTION
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QT_END_NAMESPACE
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QT_END_HEADER
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#endif // QWIDGETACTION_H