- Main Page
- Related Pages
- Modules
- Namespaces
- Classes
- Files
- Directories
- Examples

- File List
- File Members

# qgraphicslayout.h

Go to the documentation of this file.

    00001 /****************************************************************************
    00002 **
    00003 ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
    00004 ** All rights reserved.
    00005 ** Contact: Nokia Corporation (qt-info@nokia.com)
    00006 **
    00007 ** This file is part of the QtGui module of the Qt Toolkit.
    00008 **
    00009 ** $QT_BEGIN_LICENSE:LGPL$
    00010 ** Commercial Usage
    00011 ** Licensees holding valid Qt Commercial licenses may use this file in
    00012 ** accordance with the Qt Commercial License Agreement provided with the
    00013 ** Software or, alternatively, in accordance with the terms contained in
    00014 ** a written agreement between you and Nokia.
    00015 **
    00016 ** GNU Lesser General Public License Usage
    00017 ** Alternatively, this file may be used under the terms of the GNU Lesser
    00018 ** General Public License version 2.1 as published by the Free Software
    00019 ** Foundation and appearing in the file LICENSE.LGPL included in the
    00020 ** packaging of this file.  Please review the following information to
    00021 ** ensure the GNU Lesser General Public License version 2.1 requirements
    00022 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
    00023 **
    00024 ** In addition, as a special exception, Nokia gives you certain additional
    00025 ** rights.  These rights are described in the Nokia Qt LGPL Exception
    00026 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this module.
    00027 **
    00028 ** GNU General Public License Usage
    00029 ** Alternatively, this file may be used under the terms of the GNU
    00030 ** General Public License version 3.0 as published by the Free Software
    00031 ** Foundation and appearing in the file LICENSE.GPL included in the
    00032 ** packaging of this file.  Please review the following information to
    00033 ** ensure the GNU General Public License version 3.0 requirements will be
    00034 ** met: http://www.gnu.org/copyleft/gpl.html.
    00035 **
    00036 ** If you have questions regarding the use of this file, please contact
    00037 ** Nokia at qt-info@nokia.com.
    00038 ** $QT_END_LICENSE$
    00039 **
    00040 ****************************************************************************/
    00041
    00042 #ifndef QGRAPHICSLAYOUT_H
    00043 #define QGRAPHICSLAYOUT_H
    00044
    00045 #include <QtGui/qgraphicslayoutitem.h>
    00046
    00047 QT_BEGIN_HEADER
    00048
    00049 QT_BEGIN_NAMESPACE
    00050
    00051 QT_MODULE(Gui)
    00052
    00053 #if !defined(QT_NO_GRAPHICSVIEW) || (QT_EDITION & QT_MODULE_GRAPHICSVIEW) != QT_MODULE_GRAPHICSVIEW
    00054
    00055 class QGraphicsLayoutPrivate;
    00056 class QGraphicsLayoutItem;
    00057 class QGraphicsWidget;
    00058
    00059 class Q_GUI_EXPORT QGraphicsLayout : public QGraphicsLayoutItem
    00060 {
    00061 public:
    00062     QGraphicsLayout(QGraphicsLayoutItem *parent = 0);
    00063     ~QGraphicsLayout();
    00064
    00065     void setContentsMargins(qreal left, qreal top, qreal right, qreal bottom);
    00066     void getContentsMargins(qreal *left, qreal *top, qreal *right, qreal *bottom) const;
    00067
    00068     void activate();
    00069     bool isActivated() const;
    00070     virtual void invalidate();
    00071     virtual void updateGeometry();
    00072
    00073     virtual void widgetEvent(QEvent *e);
    00074
    00075     virtual int count() const = 0;
    00076     virtual QGraphicsLayoutItem *itemAt(int i) const = 0;
    00077     virtual void removeAt(int index) = 0;
    00078
    00079 protected:
    00080     QGraphicsLayout(QGraphicsLayoutPrivate &, QGraphicsLayoutItem *);
    00081     void addChildLayoutItem(QGraphicsLayoutItem *layoutItem);
    00082
    00083 private:
    00084     Q_DISABLE_COPY(QGraphicsLayout)
    00085     Q_DECLARE_PRIVATE(QGraphicsLayout)
    00086     friend class QGraphicsWidget;
    00087 };
    00088
    00089 Q_DECLARE_INTERFACE(QGraphicsLayout, "com.trolltech.Qt.QGraphicsLayout")
    00090
    00091 #endif
    00092
    00093 QT_END_NAMESPACE
    00094
    00095 QT_END_HEADER
    00096
    00097 #endif
    00098