src/gui/graphicsview/qgraphicsanchorlayout.h
changeset 0 1918ee327afb
child 3 41300fa6a67c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/gui/graphicsview/qgraphicsanchorlayout.h	Mon Jan 11 14:00:40 2010 +0000
@@ -0,0 +1,127 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtGui module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** 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 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QGRAPHICSANCHORLAYOUT_H
+#define QGRAPHICSANCHORLAYOUT_H
+
+#include <QtGui/qgraphicsitem.h>
+#include <QtGui/qgraphicslayout.h>
+
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+QT_MODULE(Gui)
+
+#if !defined(QT_NO_GRAPHICSVIEW) || (QT_EDITION & QT_MODULE_GRAPHICSVIEW) != QT_MODULE_GRAPHICSVIEW
+
+class QGraphicsAnchorPrivate;
+class QGraphicsAnchorLayout;
+class QGraphicsAnchorLayoutPrivate;
+
+class Q_GUI_EXPORT QGraphicsAnchor : public QObject
+{
+    Q_OBJECT
+    Q_PROPERTY(qreal spacing READ spacing WRITE setSpacing RESET unsetSpacing)
+    Q_PROPERTY(QSizePolicy::Policy sizePolicy READ sizePolicy WRITE setSizePolicy)
+public:
+    void setSpacing(qreal spacing);
+    void unsetSpacing();
+    qreal spacing() const;
+    void setSizePolicy(QSizePolicy::Policy policy);
+    QSizePolicy::Policy sizePolicy() const;
+    ~QGraphicsAnchor();
+private:
+    QGraphicsAnchor(QGraphicsAnchorLayout *parent);
+
+    Q_DECLARE_PRIVATE(QGraphicsAnchor)
+
+    friend class QGraphicsAnchorLayoutPrivate;
+};
+
+class Q_GUI_EXPORT QGraphicsAnchorLayout : public QGraphicsLayout
+{
+public:
+    QGraphicsAnchorLayout(QGraphicsLayoutItem *parent = 0);
+    virtual ~QGraphicsAnchorLayout();
+
+    QGraphicsAnchor *addAnchor(QGraphicsLayoutItem *firstItem, Qt::AnchorPoint firstEdge,
+                               QGraphicsLayoutItem *secondItem, Qt::AnchorPoint secondEdge);
+    QGraphicsAnchor *anchor(QGraphicsLayoutItem *firstItem, Qt::AnchorPoint firstEdge,
+                            QGraphicsLayoutItem *secondItem, Qt::AnchorPoint secondEdge);
+
+    void addCornerAnchors(QGraphicsLayoutItem *firstItem, Qt::Corner firstCorner,
+                          QGraphicsLayoutItem *secondItem, Qt::Corner secondCorner);
+
+    void addAnchors(QGraphicsLayoutItem *firstItem,
+                    QGraphicsLayoutItem *secondItem,
+                    Qt::Orientations orientations = Qt::Horizontal | Qt::Vertical);
+
+    void setHorizontalSpacing(qreal spacing);
+    void setVerticalSpacing(qreal spacing);
+    void setSpacing(qreal spacing);
+    qreal horizontalSpacing() const;
+    qreal verticalSpacing() const;
+
+    void removeAt(int index);
+    void setGeometry(const QRectF &rect);
+    int count() const;
+    QGraphicsLayoutItem *itemAt(int index) const;
+
+    void invalidate();
+protected:
+    QSizeF sizeHint(Qt::SizeHint which, const QSizeF &constraint = QSizeF()) const;
+
+private:
+    Q_DISABLE_COPY(QGraphicsAnchorLayout)
+    Q_DECLARE_PRIVATE(QGraphicsAnchorLayout)
+
+    friend class QGraphicsAnchor;
+};
+
+#endif
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif