1 /*

     2 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:

    15 *

    16 */

    17 

    18 #include <QPainter>

    19 #include <QRectF>

    20 #include <QGraphicsLinearLayout>

    21 #include <HbInstance>

    22 #include <QGraphicsSceneResizeEvent>

    23 #include <QGraphicsAnchorLayout>

    24 

    25 #include "hsdomainmodeldatastructures.h"

    26 #include "hspagenewwidgetlayout.h"

    27 #include "hsscene.h"

    28 #include "hsdatabase.h"

    29 #include "hswidgethost.h"

    30 #include "hswallpaper.h"

    31 #include "hswidgetpositioningonwidgetadd.h"

    32 #include "hswidgetpositioningonorientationchange.h"

    33 #include "hsconfiguration.h"

    34 

    35 

    36 /*!

    37     \class HsPageNewWidgetLayout

    38     \ingroup group_hsdomainmodel

    39     \brief Represents a page in the framework.

    40     HsPage is a parent for a group of widgets. HsPage can have a wallpaper.

    41 */

    42 

    43 /*!

    44     Constructor.

    45 

    46     \a parent Owner.

    47 */

    48 HsPageNewWidgetLayout::HsPageNewWidgetLayout(QGraphicsLayoutItem *parent) :

    49     QGraphicsLayout(parent)

    50 {

    51     mSize = HsScene::mainWindow()->layoutRect().size();

    52 }

    53 

    54 /*!

    55     Destructor.

    56 */

    57 HsPageNewWidgetLayout::~HsPageNewWidgetLayout()

    58 {

    59 }

    60 

    61 /*!

    62     Returns children count.

    63 */

    64 int HsPageNewWidgetLayout::count() const

    65 {

    66     return mNewWidgets.count();

    67 }

    68 

    69 /*!

    70     Returns item index of \a i.

    71 */

    72 QGraphicsLayoutItem *HsPageNewWidgetLayout::itemAt(int i) const

    73 {

    74     return mNewWidgets.at(i);

    75 }

    76 

    77 /*!

    78     Removes item \a index.

    79 */

    80 void HsPageNewWidgetLayout::removeAt(int index)

    81 {

    82     mNewWidgets.removeAt(index);

    83 }

    84 

    85 /*!

    86     Size hint.

    87 */

    88 QSizeF HsPageNewWidgetLayout::sizeHint(Qt::SizeHint which, const QSizeF &constraint) const

    89 {

    90      switch (which) {

    91      case Qt::MinimumSize:

    92      case Qt::PreferredSize:

    93          return mSize;

    94      case Qt::MaximumSize:

    95          return mSize;

    96      default:

    97          break;

    98      }

    99      return constraint;

   100 }

   101 

   102 /*!

   103     Recalculates children positions.

   104 */

   105 void HsPageNewWidgetLayout::setGeometry(const QRectF &rect)

   106 {

   107     QGraphicsLayout::setGeometry(rect);

   108    

   109     QList<QRectF> rects;

   110     foreach (HsWidgetHost *newWidget, mNewWidgets) {

   111         rects << QRectF(QPointF(), newWidget->preferredSize());

   112     }

   113    HsWidgetPositioningOnWidgetAdd *algorithm =

   114         HsWidgetPositioningOnWidgetAdd::instance();

   115     QRectF pageRect = HsScene::mainWindow()->layoutRect();

   116     pageRect.adjust( (qreal)0,(qreal)64,(qreal)0,(qreal)0);

   117     QList<QRectF> calculatedRects =

   118         algorithm->convert(pageRect, rects, QPointF());

   119 

   120     for ( int i=0; i<mNewWidgets.count(); i++) {

   121         mNewWidgets.at(i)->setGeometry(calculatedRects.at(i));

   122     }

   123 }

   124 

   125 /*!

   126     Adds item to layout.

   127 */

   128 void HsPageNewWidgetLayout::addItem(HsWidgetHost *item)

   129 {

   130     mNewWidgets.append(item);

   131 }