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: Music Player collection view base list container definition.

    15 *

    16 */

    17 

    18 // INCLUDE FILES

    19 #include <QtCore>

    20 #include <QGraphicsGridLayout>

    21 

    22 #include <hblistview.h>

    23 #include <hbabstractviewitem.h>

    24 #include <hblistviewitem.h>

    25 #include <hbscrollbar.h>

    26 

    27 #include "mpcollectionlistcontainer.h"

    28 #include "mpcollectiondatamodel.h"

    29 #include "mpmpxcollectiondata.h"

    30 #include "mptrace.h"

    31 

    32 /*!

    33     \class MpCollectionListContainer

    34     \brief Music Player collection view base list container definition.

    35 

    36     Collection container is a base container that provides interface to

    37     be implemented by the specific collection context containers, e.g.

    38     All Songs, Artists, etc. Collection container owns UI elements such

    39     as the layout and the widgets.

    40 */

    41 

    42 /*!

    43  Constructs the collection container.

    44  */

    45 MpCollectionListContainer::MpCollectionListContainer( HbDocumentLoader *loader, QGraphicsItem *parent )

    46     : MpCollectionContainer(loader, parent),

    47       mList(0),

    48       mEffectOnGoing(false)

    49 {

    50     TX_LOG

    51 }

    52 

    53 /*!

    54  Destructs the collection container.

    55  */

    56 MpCollectionListContainer::~MpCollectionListContainer()

    57 {

    58     TX_LOG

    59 }

    60 

    61 /*!

    62  Initializes the collection container. Allocates all resources needed by the

    63  container.

    64  */

    65 void MpCollectionListContainer::initialize()

    66 {

    67     TX_ENTRY

    68     HbEffect::add(QString("viewItem"), QString(":/effects/select.fxml"),

    69         QString("chosen") );

    70     HbEffect::add(QString("viewItem"), QString(":/effects/select_end.fxml"),

    71         QString("chosenEnd") );

    72     TX_EXIT

    73 }

    74 

    75 /*!

    76  Sets the data model for the container.

    77  */

    78 void MpCollectionListContainer::setDataModel( MpCollectionDataModel *dataModel )

    79 {

    80     TX_ENTRY

    81     MpCollectionContainer::setDataModel(dataModel);

    82     mList->setModel(0);

    83     mList->setModel(dataModel);

    84     TX_EXIT

    85 }

    86 

    87 /*!

    88  Slot to be called when an item is selected by the user.

    89  Start animation.

    90  */

    91 void MpCollectionListContainer::itemActivated( const QModelIndex &index )

    92 {

    93     TX_ENTRY_ARGS("index=" << index.row());

    94     if ( !mEffectOnGoing ) {

    95         HbAbstractViewItem *listViewItem = mList->itemByIndex(index);

    96         mEffectOnGoing = true;

    97         mChosenIndex = index;

    98         HbEffect::start(listViewItem, QString("viewItem"), QString("chosen"),

    99             this, "itemChosenFxComplete1");

   100     }

   101     TX_EXIT

   102 }

   103 

   104 /*!

   105  Slot to be called when an item is long pressed by the user.

   106  */

   107 void MpCollectionListContainer::onLongPressed( HbAbstractViewItem *listViewItem, const QPointF &coords )

   108 {

   109     TX_ENTRY

   110     emit MpCollectionContainer::itemLongPressed(listViewItem->modelIndex().row(), coords);

   111     TX_EXIT

   112 }

   113 

   114 /*!

   115  Slot for item selected effects part 1.

   116  */

   117 void MpCollectionListContainer::itemChosenFxComplete1(

   118     const HbEffect::EffectStatus &status )

   119 {

   120     Q_UNUSED(status);

   121     HbAbstractViewItem *listViewItem = mList->itemByIndex(mChosenIndex);

   122     HbEffect::start(listViewItem, QString("viewItem"), QString("chosenEnd"),

   123         this, "itemChosenFxComplete2");

   124 }

   125 

   126 /*!

   127  Slot for item selected effects part 2. The end.

   128  */

   129 void MpCollectionListContainer::itemChosenFxComplete2(

   130     const HbEffect::EffectStatus &status )

   131 {

   132     Q_UNUSED(status);

   133     mEffectOnGoing = false;

   134     emit MpCollectionContainer::itemActivated( mChosenIndex.row() );

   135 }

   136 

   137 

   138 /*!

   139  \internal

   140  */

   141  void MpCollectionListContainer::initializeList()

   142  {

   143     mList->setItemRecycling(true);

   144     mList->setScrollingStyle( HbListView::PanOrFlick );

   145     mList->setClampingStyle( HbListView::BounceBackClamping );

   146     mList->setLongPressEnabled(true);

   147 

   148     connect(mList, SIGNAL(activated(QModelIndex)), this, SLOT(itemActivated(QModelIndex)));

   149     connect(mList, SIGNAL(longPressed(HbAbstractViewItem*, QPointF)), this, SLOT(onLongPressed(HbAbstractViewItem*, QPointF)));

   150 

   151     HbScrollBar *scrollbar = mList->verticalScrollBar();

   152     scrollbar->show();

   153     scrollbar->setInteractive(true);

   154     mList->setVerticalScrollBarPolicy(HbScrollArea::ScrollBarAsNeeded);

   155 

   156     mList->listItemPrototype()->setGraphicsSize(HbListViewItem::Thumbnail);

   157 }

   158