1 /****************************************************************************

     2 **

     3 ** Copyright (C) 2008-2010 Nokia Corporation and/or its subsidiary(-ies).

     4 ** All rights reserved.

     5 ** Contact: Nokia Corporation (developer.feedback@nokia.com)

     6 **

     7 ** This file is part of the HbCore module of the UI Extensions for Mobile.

     8 **

     9 ** GNU Lesser General Public License Usage

    10 ** This file may be used under the terms of the GNU Lesser General Public

    11 ** License version 2.1 as published by the Free Software Foundation and

    12 ** appearing in the file LICENSE.LGPL included in the packaging of this file.

    13 ** Please review the following information to ensure the GNU Lesser General

    14 ** Public License version 2.1 requirements will be met:

    15 ** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.

    16 **

    17 ** In addition, as a special exception, Nokia gives you certain additional

    18 ** rights.  These rights are described in the Nokia Qt LGPL Exception

    19 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.

    20 **

    21 ** If you have questions regarding the use of this file, please contact

    22 ** Nokia at developer.feedback@nokia.com.

    23 **

    24 ****************************************************************************/

    25 

    26 #ifndef HBANCHORLAYOUT_H

    27 #define HBANCHORLAYOUT_H

    28 

    29 #include <QGraphicsLayout>

    30 

    31 #include <hbglobal.h>

    32 #include <hbnamespace.h>

    33 

    34 class HbAnchorLayoutPrivate;

    35 class HbAnchor;

    36 

    37 class HB_CORE_EXPORT HbAnchorLayout : public QGraphicsLayout

    38 {

    39 public:

    40     typedef Hb::Edge Edge;

    41     

    42     explicit HbAnchorLayout(QGraphicsLayoutItem *parent = 0);

    43     virtual ~HbAnchorLayout();

    44 

    45     bool setAnchor(

    46         QGraphicsLayoutItem *startItem,

    47         Edge startEdge,

    48         QGraphicsLayoutItem *endItem,

    49         Edge endEdge,

    50         qreal value);

    51 

    52     bool removeAnchor(

    53         QGraphicsLayoutItem *startItem,

    54         Edge startEdge,

    55         QGraphicsLayoutItem *endItem,

    56         Edge endEdge);

    57 

    58     void removeAt(int index);

    59     void removeItem(QGraphicsLayoutItem* item);

    60     void setGeometry(const QRectF &rect);

    61     int count() const;

    62     QGraphicsLayoutItem *itemAt(int index) const;

    63     int indexOf(const QGraphicsLayoutItem* item) const;

    64 

    65     bool isValid() const;

    66 

    67     void invalidate();

    68     virtual void widgetEvent(QEvent *e);

    69 

    70 protected:

    71     QSizeF sizeHint(Qt::SizeHint which, const QSizeF &constraint = QSizeF()) const;

    72 

    73 protected:

    74     HbAnchorLayoutPrivate * const d_ptr;

    75 

    76 private:

    77     Q_DISABLE_COPY(HbAnchorLayout)

    78     Q_DECLARE_PRIVATE_D(d_ptr, HbAnchorLayout)

    79 

    80     friend class HbAnchorLayoutDebug;

    81 };

    82 

    83 #endif

    84