diff -r 4e84c994a771 -r 82baf59ce8dd mpengine/src/mpsongscanner.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mpengine/src/mpsongscanner.cpp Fri Apr 16 14:56:30 2010 +0300 @@ -0,0 +1,195 @@ +/* +* 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 song scanner. +* +*/ + +#include +#include +#include +#include + +#include "mpsongscanner.h" +#include "mpmpxframeworkwrapper.h" +#include "mptrace.h" + +/*! + \class MpSongScanner + \brief Music Player song scanner. + + Song scanner interfaces with MPX Harvesting Framework to harvest + music files in the device. +*/ + +/*! + \fn void scanEnd() + + This signal is emitted when scanning is ended. + + \sa scan() +*/ + +/*! + Constructs the song scanner. + */ +MpSongScanner::MpSongScanner( MpMpxFrameworkWrapper *wrapper, QObject *parent ) + : QObject( parent ), + mMpxWrapper(wrapper), + mScanProgressNote(0), + mScanning(false) +{ + TX_ENTRY + connect( mMpxWrapper, SIGNAL(scanStarted()), this, SLOT(handleScanStarted()) ); + connect( mMpxWrapper, SIGNAL(scanEnded( int, int )), this, SLOT(handleScanEnded( int, int )) ); + connect( mMpxWrapper, SIGNAL(scanCountChanged(int)), this, SLOT(handleScanCountChanged(int)) ); + TX_EXIT +} + +/*! + Destructs the song scanner. + */ +MpSongScanner::~MpSongScanner() +{ + TX_LOG +} + +/*! + Initiates song scanning. + */ +void MpSongScanner::scan() +{ + if ( !mScanning ) { + mScanning = true; + mMpxWrapper->scan(); + } +} + +/*! + Returns true if scanning is ongoing. + */ +bool MpSongScanner::isScanning() +{ + return mScanning; +} + +/*! + Cancels ongoing song scanning, if any. + + \sa scan() + */ +void MpSongScanner::cancelScan() +{ + if ( mScanning ) { + mScanning = false; + mMpxWrapper->cancelScan(); + } +} + +/*! + Slot called upon notification from MPX Harvesting FW indicating start of + scanning process. + */ +void MpSongScanner::handleScanStarted() +{ + if ( !mScanProgressNote ) { + mScanProgressNote = new HbProgressDialog( HbProgressDialog::WaitDialog ); + connect( mScanProgressNote, SIGNAL( cancelled() ), this, SLOT( cancelScan() ) ); + connect( mScanProgressNote, SIGNAL( aboutToClose() ), this, SLOT( handleProgressNoteClosing() ) ); + } + mScanProgressNote->setModal( true ); + HbLabel *title = new HbLabel( hbTrId( "txt_mus_title_refreshing" ) ); + title->setFontSpec(HbFontSpec(HbFontSpec::Primary)); + + mScanProgressNote->setHeadingWidget( title ); + mScanProgressNote->setTextAlignment( Qt::AlignCenter ); + mScanProgressNote->setText( QString("") ); + mScanProgressNote->setAttribute( Qt::WA_DeleteOnClose ); + mScanProgressNote->show(); +} + +/*! + Slot called upon notification from MPX Harvesting FW indicating end of + scanning process. + */ +void MpSongScanner::handleScanEnded( int numItemsAdded, int error ) +{ + QString added; + + HbNotificationDialog *finishedDialog = new HbNotificationDialog(); + finishedDialog->setModal(true); + finishedDialog->setAttribute( Qt::WA_DeleteOnClose ); + + added = hbTrId( "txt_mus_dpopinfo_ln_songs_added", numItemsAdded ); + finishedDialog->setText( added ); + + if( error < 0) { + if ( mScanProgressNote ) { + mScanProgressNote->cancel(); + } + finishedDialog->setIcon( HbIcon( QString("qtg_small_fail") ) ); + finishedDialog->setTitle( hbTrId( "txt_mus_dpophead_refresh_cancelled" ) ); + } + else if ( mScanning ) { + if ( mScanProgressNote ) { + mScanProgressNote->cancel(); + } + finishedDialog->setIcon( HbIcon( QString("qtg_large_ok") ) ); + finishedDialog->setTitle( hbTrId( "txt_mus_dpophead_refresh_complete" ) ); + } + else { + finishedDialog->setIcon( HbIcon( QString("qtg_small_fail") ) ); + finishedDialog->setTitle( hbTrId( "txt_mus_dpophead_refresh_cancelled" ) ); + } + mScanning = false; + finishedDialog->show(); +} + +/*! + Slot called upon notification from MPX Harvesting FW indicating the number of + songs scanned so far. + */ +void MpSongScanner::handleScanCountChanged(int count) +{ + QString added; + + added = hbTrId( "txt_mus_info_ln_songs_added" , count ); + if ( mScanProgressNote ) { + mScanProgressNote->setText( added ); + } +} + +/*! + Slot to be called when disk event is received from MPX framework. + */ +void MpSongScanner::handleDiskEvent( MpxDiskEvents event ) +{ + Q_UNUSED( event ); + if ( mScanning ) { + if ( mScanProgressNote ) { + mScanProgressNote->cancel(); + } + mScanning = false; + // AK - Should we show a dialog? + } + TX_EXIT +} + +/*! + Slot used to clear mScanProgressNote when dialog is closing. + */ +void MpSongScanner::handleProgressNoteClosing() +{ + mScanProgressNote = 0; +} +