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 container definition - Playlists.

    15 *

    16 */

    17 

    18 #include <QtCore>

    19 

    20 #include <hbdocumentloader.h>

    21 #include <hblistview.h>

    22 

    23 #include "mpcollectioncontainerplaylists.h"

    24 #include "mpmpxcollectiondata.h"

    25 #include "mpcollectioninfobar.h"

    26 #include "mptrace.h"

    27 

    28 

    29 /*!

    30     \class MpCollectionContainerPlaylists

    31     \brief Music Player collection container definition - Playlists.

    32 

    33     'Playlists' collection container implements the interface specified

    34     by MpCollectionContainer. It provides a layout and widgets for the

    35     'Playlists' view.

    36 

    37     This container handles the following contexts:

    38     \li ECollectionContextPlaylists

    39     \li ECollectionContextPlaylistSongs

    40 

    41     \sa MpCollectionContainer

    42 */

    43 

    44 /*!

    45  Constructs the collection container.

    46  This container handles the both the auto playlists and user created playlists.

    47  */

    48 MpCollectionContainerPlaylists::MpCollectionContainerPlaylists( HbDocumentLoader *loader, QGraphicsItem *parent )

    49     : MpCollectionListContainer(loader, parent),

    50       mInfoBar(0),

    51       mListInitialized(false)

    52 {

    53     TX_LOG

    54 }

    55 

    56 /*!

    57  Destructs the collection container.

    58  */

    59 MpCollectionContainerPlaylists::~MpCollectionContainerPlaylists()

    60 {

    61     TX_ENTRY

    62     delete mInfoBar;

    63     delete mList;

    64     TX_EXIT

    65 }

    66 

    67 /*!

    68  Sets up the container by organizing widgets according to its layout.

    69 

    70  \reimp

    71  */

    72 void MpCollectionContainerPlaylists::setupContainer()

    73 {

    74     TX_ENTRY_ARGS("mCollectionContext=" << mCollectionContext);

    75 

    76     if ( !mList ) {

    77         bool ok = false;

    78         mDocumentLoader->load(QString(":/docml/musiccollection.docml"), "playlist", &ok);

    79 

    80         if ( !ok ) {

    81             TX_LOG_ARGS("Error: invalid xml file.");

    82             Q_ASSERT_X(ok, "MpCollectionContainerPlaylists::setupContainer", "invalid xml file");

    83         }

    84 

    85         QGraphicsWidget *widget;

    86         widget = mDocumentLoader->findWidget(QString("playlistDetail"));

    87         mInfoBar = qobject_cast<MpCollectionInfoBar*>(widget);

    88 

    89         widget = mDocumentLoader->findWidget(QString("playlistList"));

    90         mList = qobject_cast<HbListView*>(widget);

    91         initializeList();

    92     }

    93 

    94     int count = mCollectionData->count();

    95     QString details;

    96     QString detailsCount;

    97     QString playlist;

    98     switch ( mCollectionContext ) {

    99     case ECollectionContextPlaylists:

   100         details.setNum(count);

   101         details.append( tr(" playlist(s)") );

   102         mInfoBar->setText(details);

   103         break;

   104     case ECollectionContextPlaylistSongs:

   105         if ( mViewMode == MpCommon::FetchView ) {

   106             details = "Select a song";

   107         }

   108         else {

   109             details = QString( tr("Playlist: ") );

   110             playlist = mCollectionData->collectionTitle();

   111             if ( playlist.isEmpty() ) {

   112                 playlist = QString( tr("Unknown") );

   113             }

   114             details.append(playlist);

   115             detailsCount.setNum(count);

   116         }

   117         mInfoBar->setText(details, detailsCount);

   118         break;

   119     default:

   120         TX_LOG_ARGS("Error: Wrong context; should never get here.");

   121         break;

   122     }

   123     TX_EXIT

   124 }

   125