/*
* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
* All rights reserved.
* This component and the accompanying materials are made available
* under the terms of "Eclipse Public License v1.0"
* which accompanies this distribution, and is available
* at the URL "http://www.eclipse.org/legal/epl-v10.html".
*
* Initial Contributors:
* Nokia Corporation - initial contribution.
*
* Contributors:
*
* Description: Music Player collection container definition - Playlists.
*
*/
#include <QtCore>
#include <hbdocumentloader.h>
#include <hblistview.h>
#include <hbgroupbox.h>
#include <hblabel.h>
#include <hbparameterlengthlimiter.h>
#include "mpcollectioncontainerplaylists.h"
#include "mpcollectiondatamodel.h"
#include "mpmpxcollectiondata.h"
#include "mptrace.h"
/*!
\class MpCollectionContainerPlaylists
\brief Music Player collection container definition - Playlists.
'Playlists' collection container implements the interface specified
by MpCollectionContainer. It provides a layout and widgets for the
'Playlists' view.
This container handles the following contexts:
\li ECollectionContextPlaylists
\li ECollectionContextPlaylistSongs
\sa MpCollectionContainer
*/
/*!
Constructs the collection container.
This container handles the both the auto playlists and user created playlists.
*/
MpCollectionContainerPlaylists::MpCollectionContainerPlaylists( HbDocumentLoader *loader, QGraphicsItem *parent )
: MpCollectionListContainer(loader, parent),
mCurrentPlaylistIndex(0)
{
TX_LOG
mCollectionContext = ECollectionContextPlaylists;
}
/*!
Destructs the collection container.
*/
MpCollectionContainerPlaylists::~MpCollectionContainerPlaylists()
{
TX_ENTRY
delete mList;
TX_EXIT
}
/*!
Sets the data model for the container.
*/
void MpCollectionContainerPlaylists::setDataModel( MpCollectionDataModel *dataModel )
{
TX_ENTRY
MpCollectionListContainer::setDataModel(dataModel);
if ( mCollectionContext == ECollectionContextPlaylists ) {
if ( mList ) {
if ( mCollectionData->count() ) {
mList->scrollTo( dataModel->index(mCurrentPlaylistIndex, 0) );
}
}
}
TX_EXIT
}
/*!
Slot to be called when an item is selected by the user.
*/
void MpCollectionContainerPlaylists::itemActivated( const QModelIndex &index )
{
if ( mCollectionContext == ECollectionContextPlaylists ) {
mCurrentPlaylistIndex = index.row();
TX_ENTRY_ARGS("mCurrentPlaylistIndex=" << mCurrentPlaylistIndex);
}
MpCollectionListContainer::itemActivated(index);
TX_EXIT
}
/*!
Slot to be called when data model has new data.
Use cases:
1) User renames a playlist.
2) Song added or removed from playlist.
*/
void MpCollectionContainerPlaylists::dataReloaded()
{
TX_ENTRY
MpCollectionListContainer::dataReloaded();
if ( mCollectionContext == ECollectionContextPlaylistSongs ) {
// Playlist could have been renamed.
QString details = HbParameterLengthLimiter("txt_mus_subhead_1_2l").arg(mCollectionData->collectionTitle()).arg(mCollectionData->count());
mInfoBar->setHeading(details);
if ( mCollectionData->count() > 1 ) {
emit shuffleEnabled(true);
}
else {
emit shuffleEnabled(false);
}
}
else if ( mCollectionContext == ECollectionContextPlaylists ) {
mInfoBar->setHeading(hbTrId("txt_mus_subhead_playlists_1l").arg(mCollectionData->count()));
}
TX_EXIT
}
/*!
Sets up the container by organizing widgets according to its layout.
\reimp
*/
void MpCollectionContainerPlaylists::setupContainer()
{
TX_ENTRY_ARGS("mCollectionContext=" << mCollectionContext);
mDocumentLoader->load(QString(":/docml/musiccollection.docml"), "showInfoBar");
if ( mCollectionData->count() ) {
bool ok = false;
QGraphicsWidget *widget;
if ( mCollectionContext == ECollectionContextPlaylists ) {
mDocumentLoader->load(QString(":/docml/musiccollection.docml"), "playlists", &ok);
if ( !ok ) {
TX_LOG_ARGS("Error: invalid xml file.");
Q_ASSERT_X(ok, "MpCollectionContainerPlaylists::setupContainer", "invalid xml file");
}
if ( !mList ) {
widget = mDocumentLoader->findWidget(QString("playlistsList"));
mList = qobject_cast<HbListView*>(widget);
initializeList();
}
mInfoBar->setHeading(hbTrId("txt_mus_subhead_playlists_1l").arg(mCollectionData->count()));
}
else if ( mCollectionContext == ECollectionContextPlaylistSongs ) {
mDocumentLoader->load(QString(":/docml/musiccollection.docml"), "playlistSongs", &ok);
if ( !ok ) {
TX_LOG_ARGS("Error: invalid xml file.");
Q_ASSERT_X(ok, "MpCollectionContainerPlaylists::setupContainer", "invalid xml file");
}
QString details;
if ( mViewMode == MpCommon::FetchView ) {
details = hbTrId("txt_mus_subtitle_select_song");
}
else {
details = HbParameterLengthLimiter("txt_mus_subhead_1_2l").arg(mCollectionData->collectionTitle()).arg(mCollectionData->count());
}
mInfoBar->setHeading(details);
}
if ( mNoMusic ) {
delete mNoMusic;
mNoMusic = 0;
}
}
else {
mInfoBar->setHeading(HbParameterLengthLimiter("txt_mus_subhead_1_2l").arg(mCollectionData->collectionTitle()).arg(0));
// Call empty list from base class
setupEmptyListContainer();
}
TX_EXIT
}