--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/mpviewplugins/mpdetailsviewplugin/src/mpsongdata.cpp Fri Apr 16 14:56:30 2010 +0300
@@ -0,0 +1,407 @@
+/*
+* 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: Playback Data provider for playback view.
+*
+*/
+
+
+#include <qstring>
+#include <qpixmap>
+
+#include <thumbnailmanager_qt.h>
+#include <thumbnaildata.h>
+#include <thumbnailobjectsource.h>
+
+#include "mpsongdata.h"
+#include "mptrace.h"
+
+
+const int KUndefined = -1;
+
+/*!
+ \class MpSongData
+ \brief Music Player song metadata.
+
+ Song data provide acces to current playing song metadata
+*/
+
+/*!
+ \fn void albumArtReady()
+
+ This signal is albuma alrt is ready.
+ */
+
+/*!
+ \fn void playbackInfoChanged()
+
+ This signal is emitted when basic information is available
+ */
+
+/*!
+ \fn void songDetailInfoChanged()
+
+ This signal is emitted when detail information is available
+ */
+
+
+
+/*!
+ Constructs a new MpSongData.
+ */
+MpSongData::MpSongData( QObject *parent )
+ : QObject( parent ),
+ mTitle( NULL ),
+ mAlbum( NULL ),
+ mArtist( NULL ),
+ mComposer( NULL),
+ mGenre( NULL ),
+ mYear( NULL ),
+ mAlbumTrack( NULL ),
+ mAlbumArt(),
+ mReqId( KUndefined )
+{
+ TX_ENTRY
+ mThumbnailManager = new ThumbnailManager( this );
+ mThumbnailManager->setQualityPreference( ThumbnailManager::OptimizeForQuality );
+ mThumbnailManager->setThumbnailSize( ThumbnailManager::ThumbnailMedium );
+ QObject::connect( mThumbnailManager, SIGNAL( thumbnailReady( QPixmap , void * , int , int ) ),
+ this, SLOT( thumbnailReady( QPixmap , void * , int , int ) ) );
+
+ mDefaultAlbumArt = QPixmap( ":/detailsviewicons/defaultalbumart.png" );
+ TX_EXIT
+}
+
+/*!
+ Constructs a new MpSongData.
+ */
+MpSongData::~MpSongData()
+{
+ TX_ENTRY
+ if( mThumbnailManager ) {
+ delete mThumbnailManager;
+ }
+ TX_EXIT
+}
+
+/*!
+ Returns the song album art on \a pixmap.
+*/
+void MpSongData::albumArt( QPixmap& pixmap )
+{
+ TX_ENTRY
+ if ( !mAlbumArt.isNull() ) {
+ pixmap = mAlbumArt;
+ }
+ else {
+ pixmap = QPixmap();
+ }
+ TX_EXIT
+}
+
+
+/*!
+ Returns the song title.
+*/
+QString MpSongData::title() const
+{
+ TX_LOG
+ return mTitle;
+}
+
+/*!
+ Returns the song album.
+*/
+QString MpSongData::album() const
+{
+ TX_LOG
+ return mAlbum;
+}
+
+/*!
+ Returns the song artist.
+*/
+QString MpSongData::artist() const
+{
+ TX_LOG
+ return mArtist;
+}
+
+/*!
+ Returns comment
+*/
+QString MpSongData::comment() const
+{
+ TX_LOG
+ return mComment;
+}
+
+/*!
+ Returns the song composer.
+*/
+QString MpSongData::composer() const
+{
+ TX_LOG
+ return mComposer;
+}
+
+
+/*!
+ Returns the song genre.
+*/
+QString MpSongData::genre() const
+{
+ TX_LOG
+ return mGenre;
+}
+
+
+/*!
+ Returns the album track.
+*/
+QString MpSongData::albumTrack() const
+{
+ TX_LOG
+ return mAlbumTrack;
+}
+
+/*!
+ Returns link
+*/
+QString MpSongData::link() const
+{
+ TX_LOG
+ return mLink;
+}
+
+/*!
+ Returns the release date.
+*/
+QString MpSongData::year() const
+{
+ TX_LOG
+ return mYear;
+}
+
+
+/*!
+ Sets the song \a title, returns true if the value is new.
+*/
+bool MpSongData::setTitle( const QString &title )
+{
+ TX_ENTRY_ARGS( "title =" << title )
+ bool change = false;
+ if ( title != mTitle ) {
+ change = true;
+ mTitle = title;
+ }
+ TX_EXIT
+ return change;
+}
+
+/*!
+ Sets the song \a album, returns true if the value is new.
+*/
+bool MpSongData::setAlbum( const QString &album )
+{
+ TX_ENTRY_ARGS( "album =" << album )
+ bool change = false;
+ if ( album != mAlbum ) {
+ change = true;
+ mAlbum = album;
+ }
+ TX_EXIT
+ return change;
+}
+
+/*!
+ Sets the song \a artist, returns true if the value is new.
+*/
+bool MpSongData::setArtist( const QString &artist )
+{
+ TX_ENTRY_ARGS( "artist =" << artist )
+ bool change = false;
+ if ( artist != mArtist ) {
+ change = true;
+ mArtist = artist;
+ }
+ TX_EXIT
+ return change;
+}
+
+/*!
+ Sets the song \a comment, returns true if the value is new.
+*/
+bool MpSongData::setComment( const QString &comment)
+{
+ TX_ENTRY_ARGS( "comment =" << comment )
+ bool change = false;
+ if ( comment != mComment ) {
+ change = true;
+ mComment = comment;
+ }
+ TX_EXIT
+ return change;
+}
+
+
+/*!
+ Sets the song \a composer, returns true if the value is new.
+*/
+bool MpSongData::setComposer( const QString &composer )
+{
+ TX_ENTRY_ARGS( "composer =" << composer )
+ bool change = false;
+ if ( composer != mComposer ) {
+ change = true;
+ mComposer = composer;
+ }
+ TX_EXIT
+ return change;
+}
+
+/*!
+ Sets the song \a genre, returns true if the value is new.
+*/
+bool MpSongData::setGenre( const QString &genre )
+{
+ TX_ENTRY_ARGS( "genre =" << genre )
+ bool change = false;
+ if ( genre != mGenre ) {
+ change = true;
+ mGenre = genre;
+ }
+ TX_EXIT
+ return change;
+}
+
+
+/*!
+ Sets the song \a date, returns true if the value is new.
+*/
+bool MpSongData::setYear( int year )
+{
+ TX_ENTRY_ARGS( "year =" << year )
+ bool change = false;
+ if ( QString::number(year) != mYear ) {
+ change = true;
+ if ( year >= 0 && year < 9999 ) {
+ mYear = QString::number(year);
+ } else {
+ mYear = QString();
+ }
+ }
+ TX_EXIT
+ return change;
+}
+
+/*!
+ Sets the \a album track, returns true if the value is new.
+*/
+bool MpSongData::setAlbumTrack( const QString &track )
+{
+ TX_ENTRY_ARGS( "track =" << track )
+ bool change = false;
+ if ( track != mAlbumTrack ) {
+ change = true;
+ mAlbumTrack = track;
+ }
+ TX_EXIT
+ return change;
+}
+
+/*!
+ Sets the \a link
+*/
+void MpSongData::setLink( const QString &link )
+{
+ TX_ENTRY_ARGS( "Link =" << link )
+ mLink = link;
+ TX_EXIT
+}
+
+/*!
+ Sets the song \a albumArtUri.
+*/
+void MpSongData::setAlbumArtUri( const QString &albumArtUri)
+{
+ TX_ENTRY_ARGS( "albumArtUri = " << albumArtUri )
+ if ( !albumArtUri.isEmpty() ) {
+ bool ok = true;
+ if ( mReqId != KUndefined ) {
+ // There is already an outstanding request. Cancel it first.
+ bool ok = mThumbnailManager->cancelRequest( mReqId );
+ }
+ if ( ok ) {
+ mReqId = mThumbnailManager->getThumbnail( albumArtUri );
+ if ( mReqId == KUndefined ) {
+ // Request failed. Set default album art.
+ mAlbumArt = mDefaultAlbumArt;
+ emit albumArtReady();
+ }
+ }
+ }
+ else {
+ // No album art uri. Set default album art.
+ mAlbumArt = mDefaultAlbumArt;
+ emit albumArtReady();
+ }
+ TX_EXIT
+}
+
+
+/*!
+ Slot to handle the album art thumb.
+*/
+void MpSongData::thumbnailReady(
+ const QPixmap& pixmap,
+ void *data,
+ int id,
+ int error )
+{
+ TX_ENTRY
+ Q_UNUSED( data );
+ if ( error == 0 && mReqId == id ) {
+ mReqId = 0;
+ mAlbumArt = pixmap;
+ emit albumArtReady();
+ }
+ else {
+ mReqId = 0;
+ mAlbumArt = mDefaultAlbumArt;
+ emit albumArtReady();
+ }
+
+ TX_EXIT
+}
+
+/*!
+ Emit signal when playback information changed, such as artist, track name
+*/
+void MpSongData::commitPlaybackInfo()
+{
+ TX_ENTRY
+ emit playbackInfoChanged();
+ TX_EXIT
+}
+
+/*!
+ Emit signal when song detail information changed
+*/
+void MpSongData::commitSongDetailInfo()
+{
+ TX_ENTRY
+ emit songDetailInfoChanged();
+ TX_EXIT
+}
+