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/****************************************************************************
**
** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the QtWidgets module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL21$
** 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 Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/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 2.1 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QGRAPHICSLAYOUT_H
#define QGRAPHICSLAYOUT_H
#include <QtWidgets/qgraphicslayoutitem.h>
QT_BEGIN_NAMESPACE
#if !defined(QT_NO_GRAPHICSVIEW)
class QGraphicsLayoutPrivate;
class QGraphicsLayoutItem;
class QGraphicsWidget;
class Q_WIDGETS_EXPORT QGraphicsLayout : public QGraphicsLayoutItem
{
public:
QGraphicsLayout(QGraphicsLayoutItem *parent = 0);
~QGraphicsLayout();
void setContentsMargins(qreal left, qreal top, qreal right, qreal bottom);
void getContentsMargins(qreal *left, qreal *top, qreal *right, qreal *bottom) const Q_DECL_OVERRIDE;
void activate();
bool isActivated() const;
virtual void invalidate();
virtual void updateGeometry() Q_DECL_OVERRIDE;
virtual void widgetEvent(QEvent *e);
virtual int count() const = 0;
virtual QGraphicsLayoutItem *itemAt(int i) const = 0;
virtual void removeAt(int index) = 0;
static void setInstantInvalidatePropagation(bool enable);
static bool instantInvalidatePropagation();
protected:
QGraphicsLayout(QGraphicsLayoutPrivate &, QGraphicsLayoutItem *);
void addChildLayoutItem(QGraphicsLayoutItem *layoutItem);
private:
Q_DISABLE_COPY(QGraphicsLayout)
Q_DECLARE_PRIVATE(QGraphicsLayout)
friend class QGraphicsWidget;
};
Q_DECLARE_INTERFACE(QGraphicsLayout, "org.qt-project.Qt.QGraphicsLayout")
#endif
QT_END_NAMESPACE
#endif
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