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129 lines
4.4 KiB
129 lines
4.4 KiB
15 years ago
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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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** Commercial Usage
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** Licensees holding valid Qt Commercial licenses may use this file in
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** accordance with the Qt Commercial License Agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Nokia.
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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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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met: http://www.gnu.org/copyleft/gpl.html.
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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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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef QGRAPHICSANCHORLAYOUT_H
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#define QGRAPHICSANCHORLAYOUT_H
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#include <QtGui/qgraphicsitem.h>
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#include <QtGui/qgraphicslayout.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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#if !defined(QT_NO_GRAPHICSVIEW) || (QT_EDITION & QT_MODULE_GRAPHICSVIEW) != QT_MODULE_GRAPHICSVIEW
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class QGraphicsAnchorPrivate;
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class QGraphicsAnchorLayout;
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class QGraphicsAnchorLayoutPrivate;
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class Q_GUI_EXPORT QGraphicsAnchor : public QObject
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{
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Q_OBJECT
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Q_PROPERTY(qreal spacing READ spacing WRITE setSpacing RESET unsetSpacing)
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Q_PROPERTY(QSizePolicy::Policy sizePolicy READ sizePolicy WRITE setSizePolicy)
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public:
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void setSpacing(qreal spacing);
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void unsetSpacing();
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qreal spacing() const;
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void setSizePolicy(QSizePolicy::Policy policy);
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QSizePolicy::Policy sizePolicy() const;
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~QGraphicsAnchor();
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private:
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QGraphicsAnchor(QGraphicsAnchorLayout *parent);
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Q_DECLARE_PRIVATE(QGraphicsAnchor)
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friend class QGraphicsAnchorLayoutPrivate;
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friend struct AnchorData;
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};
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class Q_GUI_EXPORT QGraphicsAnchorLayout : public QGraphicsLayout
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{
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public:
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QGraphicsAnchorLayout(QGraphicsLayoutItem *parent = 0);
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virtual ~QGraphicsAnchorLayout();
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QGraphicsAnchor *addAnchor(QGraphicsLayoutItem *firstItem, Qt::AnchorPoint firstEdge,
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QGraphicsLayoutItem *secondItem, Qt::AnchorPoint secondEdge);
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QGraphicsAnchor *anchor(QGraphicsLayoutItem *firstItem, Qt::AnchorPoint firstEdge,
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QGraphicsLayoutItem *secondItem, Qt::AnchorPoint secondEdge);
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void addCornerAnchors(QGraphicsLayoutItem *firstItem, Qt::Corner firstCorner,
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QGraphicsLayoutItem *secondItem, Qt::Corner secondCorner);
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void addAnchors(QGraphicsLayoutItem *firstItem,
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QGraphicsLayoutItem *secondItem,
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Qt::Orientations orientations = Qt::Horizontal | Qt::Vertical);
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void setHorizontalSpacing(qreal spacing);
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void setVerticalSpacing(qreal spacing);
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void setSpacing(qreal spacing);
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qreal horizontalSpacing() const;
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qreal verticalSpacing() const;
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void removeAt(int index);
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void setGeometry(const QRectF &rect);
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int count() const;
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QGraphicsLayoutItem *itemAt(int index) const;
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void invalidate();
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protected:
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QSizeF sizeHint(Qt::SizeHint which, const QSizeF &constraint = QSizeF()) const;
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private:
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Q_DISABLE_COPY(QGraphicsAnchorLayout)
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Q_DECLARE_PRIVATE(QGraphicsAnchorLayout)
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friend class QGraphicsAnchor;
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};
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#endif
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QT_END_NAMESPACE
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QT_END_HEADER
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#endif
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