radioapp/radiowidgets/src/radiofrequencyscanner.cpp
changeset 23 a2b50a479edf
parent 19 afea38384506
child 24 6df133bd92e1
--- a/radioapp/radiowidgets/src/radiofrequencyscanner.cpp	Fri May 14 15:52:32 2010 +0300
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,227 +0,0 @@
-/*
-* 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:
-*
-*/
-
-// System includes
-#include <HbProgressDialog>
-#include <QTimer>
-#include <HbLabel>
-#include <HbPushButton>
-
-// User includes
-#include "radiofrequencyscanner.h"
-#include "radioscannerengine.h"
-#include "radiouiengine.h"
-#include "radiologger.h"
-#include "radiostationmodel.h"
-#include "radiofrequencystrip.h"
-#include "radiostationcarousel.h"
-#include "radiouiutilities.h"
-#include "radiomainview.h"
-
-// Constants
-const int KExtraRoomToMaxValue = 100000;
-
-/*!
- *
- */
-RadioFrequencyScanner::RadioFrequencyScanner( RadioUiEngine& uiEngine, QObject* parent ) :
-    QObject( parent ),
-    mUiEngine( uiEngine ),
-    mInMainView( parent->metaObject()->className() == RadioMainView::staticMetaObject.className() ),
-    mScannerEngine( mUiEngine.scannerEngine() ),
-    mStripScrollTime( 0 ),
-    mCarouselScrollTime( 0 ),
-    mIsAlive( false )
-{
-    RadioUiUtilities::setFrequencyScanner( this );
-}
-
-/*!
- *
- */
-RadioFrequencyScanner::~RadioFrequencyScanner()
-{
-}
-
-/*!
- *
- */
-void RadioFrequencyScanner::startScanning()
-{
-    mIsAlive = true;
-    RadioFrequencyStrip* frequencyStrip = RadioUiUtilities::frequencyStrip();
-    RadioStationCarousel* carousel = RadioUiUtilities::carousel();
-
-    if ( mInMainView ) {
-        mStripScrollTime = frequencyStrip->autoScrollTime();
-        mCarouselScrollTime = carousel->autoScrollTime();
-
-        carousel->setScanningMode( true );
-        carousel->setAutoScrollTime( 1000 );
-        frequencyStrip->setAutoScrollTime( 1100 );
-
-        connectAndTest( carousel,               SIGNAL(scanAnimationFinished()),
-                        this,                   SLOT(continueScanning()) );
-
-        static_cast<RadioMainView*>( parent() )->setScanningMode( true );
-        frequencyStrip->setScanningMode( true );
-    } else {
-        carousel->setCarouselModel( NULL );
-
-        mScanningProgressNote.reset( new HbProgressDialog( HbProgressDialog::ProgressDialog ) ),
-        mScanningProgressNote->setModal( true );
-        mScanningProgressNote->setAutoClose( true );
-
-        // Add some extra to the maximum value to allow room for the station at the low band edge
-        mScanningProgressNote->setRange( mUiEngine.minFrequency(), mUiEngine.maxFrequency() + KExtraRoomToMaxValue );
-        mScanningProgressNote->setProgressValue( mUiEngine.minFrequency() );
-        mScanningProgressNote->setText( hbTrId( "txt_rad_info_searching_local_stations_please_wait" ) );
-        mScanningProgressNote->show();
-
-        connectAndTest( mScanningProgressNote.data(),   SIGNAL(cancelled()),
-                        this,                           SLOT(cancelScanning()) );
-    }
-
-    connectAndTest( mScannerEngine.data(),  SIGNAL(stationFound(RadioStation)),
-                    this,                   SLOT(updateScanProgress(RadioStation)) );
-
-    QTimer::singleShot( 1000, this, SLOT(delayedStart()) );
-}
-
-/*!
- *
- */
-bool RadioFrequencyScanner::isAlive() const
-{
-    return mIsAlive;
-}
-
-/*!
- * Public slot
- *
- */
-void RadioFrequencyScanner::cancelScanning()
-{
-    finishScanning();
-}
-
-/*!
- * Private slot
- *
- */
-void RadioFrequencyScanner::delayedStart()
-{
-    mScannerEngine->startScanning();
-}
-
-/*!
- * Private slot
- *
- */
-void RadioFrequencyScanner::updateScanProgress( const RadioStation& station )
-{
-    if ( !station.isValid() ) {
-        finishScanning();
-        return;
-    }
-
-    const uint frequency = station.frequency();
-    LOG_FORMAT( "RadioFrequencyScanner::updateScanAndSaveProgress frequency: %d", frequency );
-
-    if ( mInMainView ) {
-
-        RadioUiUtilities::frequencyStrip()->setFrequency( frequency, TuneReason::StationScan );
-        RadioUiUtilities::carousel()->animateNewStation( station );
-
-    } else {
-        // Check for special case that can happen during scanning.
-        // If there is a valid radio station at the low frequency band edge it will be reported last after
-        // all of the higher frequencies. We don't update the progress value here because the value would
-        // be lower than the previous one. The progress value is set to maximum when the scanner finishes.
-        if ( frequency != mUiEngine.minFrequency() ) {
-            mScanningProgressNote->setProgressValue( frequency );
-        }
-
-        mScannerEngine->continueScanning();
-    }    
-}
-
-/*!
- * Private slot
- *
- */
-void RadioFrequencyScanner::continueScanning()
-{
-    mScannerEngine->continueScanning();
-}
-
-/*!
- * Private slot
- *
- */
-void RadioFrequencyScanner::restoreUiControls()
-{
-    if ( mInMainView ) {
-        RadioUiUtilities::frequencyStrip()->setScanningMode( false );
-        static_cast<RadioMainView*>( parent() )->setScanningMode( false );
-        RadioUiUtilities::carousel()->setScanningMode( false );
-    }
-
-    deleteLater();
-}
-
-/*!
- *
- */
-void RadioFrequencyScanner::finishScanning()
-{
-    mScannerEngine->cancel();
-    RadioUiUtilities::setFrequencyScanner( NULL );
-    mIsAlive = false;
-    RadioFrequencyStrip* frequencyStrip = RadioUiUtilities::frequencyStrip();
-    RadioStationCarousel* carousel = RadioUiUtilities::carousel();
-
-    if ( mInMainView ) {
-        RadioStationModel& model = mUiEngine.stationModel();
-
-        // Scroll the carousel and frequency strip through all of the scanned stations
-        const int stationCount = model.rowCount();
-        if ( stationCount > 1 ) {
-            frequencyStrip->setAutoScrollTime( 1000 );
-            carousel->setAutoScrollTime( 1000 );
-            const uint frequency = model.data( model.index( 0, 0 ), RadioStationModel::RadioStationRole ).value<RadioStation>().frequency();
-            frequencyStrip->setFrequency( frequency, TuneReason::StationScan );
-            carousel->setFrequency( frequency, TuneReason::StationScan );
-
-            frequencyStrip->setAutoScrollTime( mStripScrollTime );
-            carousel->setAutoScrollTime( mCarouselScrollTime );
-        }
-
-        QTimer::singleShot( 100, this, SLOT(restoreUiControls()) );
-
-    } else {
-        mScanningProgressNote->setProgressValue( mScanningProgressNote->maximum() );
-        deleteLater();
-
-        carousel->setCarouselModel( mUiEngine.carouselModel() );
-    }
-
-    disconnect( mScannerEngine.data(),  SIGNAL(stationFound(RadioStation)),
-                this,                   SLOT(updateScanAndSaveProgress(RadioStation)) );
-
-    emit frequencyScannerFinished();
-}