videoplayback/hbvideoplaybackview/controlsrc/mpxvideoplaybackprogressbar.cpp
author hgs
Fri, 16 Apr 2010 18:13:14 +0300
changeset 36 8aed59de29f9
parent 35 3738fe97f027
child 37 4eb2df7f7cbe
permissions -rw-r--r--
201015
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/*
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* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:  Implementation of QMPXVideoPlaybackProgressBar
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*
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*/
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// Version : %version: da1mmcf#18 %
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#include <QTime>
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#include <QTimer>
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#include <QGraphicsSceneMouseEvent>
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#include <hblabel.h>
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#include <hbprogressslider.h>
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#include <hbextendedlocale.h>
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#include "mpxvideo_debug.h"
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#include "mpxvideoplaybackprogressbar.h"
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#include "mpxvideoplaybackdocumentloader.h"
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#include "mpxvideoplaybackcontrolscontroller.h"
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const int KSeekingTimeOut = 250;
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// -------------------------------------------------------------------------------------------------
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// QMPXVideoPlaybackProgressBar::QMPXVideoPlaybackProgressBar
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// -------------------------------------------------------------------------------------------------
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//
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QMPXVideoPlaybackProgressBar::QMPXVideoPlaybackProgressBar( 
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        QMPXVideoPlaybackControlsController* controller )
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    : mController( controller )
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    , mDuration( -1 )
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    , mDraggingPosition( 0 )
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    , mSetPosition( -1 )
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    , mNeedToResumeAfterSetPosition( false )
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    , mInitialized( false )
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    , mSliderDragging( false )
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    , mLongTimeFormat( false )
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    , mLiveStreaming( false )
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{
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    MPX_ENTER_EXIT(_L("QMPXVideoPlaybackProgressBar::QMPXVideoPlaybackProgressBar()"));
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}
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// -------------------------------------------------------------------------------------------------
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// QMPXVideoPlaybackProgressBar::~QMPXVideoPlaybackProgressBar
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// -------------------------------------------------------------------------------------------------
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//
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QMPXVideoPlaybackProgressBar::~QMPXVideoPlaybackProgressBar()
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{
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    MPX_ENTER_EXIT(_L("QMPXVideoPlaybackProgressBar::~QMPXVideoPlaybackProgressBar()"));
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    disconnect( mSeekingTimer, SIGNAL( timeout() ), this, SLOT( handleSeekingTimeout() ) );
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    if ( mSeekingTimer )
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    {
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        if ( mSeekingTimer->isActive() )
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        {
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            mSeekingTimer->stop();
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        }
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        delete mSeekingTimer;
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        mSeekingTimer = NULL;
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    }
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}
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// -------------------------------------------------------------------------------------------------
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// QMPXVideoPlaybackProgressBar::initialize
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// -------------------------------------------------------------------------------------------------
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//
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void QMPXVideoPlaybackProgressBar::initialize()
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{
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    MPX_ENTER_EXIT(_L("QMPXVideoPlaybackProgressBar::initialize()"));
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    QMPXVideoPlaybackDocumentLoader *loader = mController->layoutLoader();
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    //
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    // Don't need to initialize buttons once it gets initialized
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    //
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    if ( loader && ! mInitialized )
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    {
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        mInitialized = true;
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        mLiveStreaming = 
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                ( mController->fileDetails()->mPlaybackMode == EMPXVideoLiveStreaming )? true:false;
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        //
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        // Create a timer for seeking. 
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        // We will issue SetPosition every KSeekingTimeOut msec to show the current frame to user
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        //
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        mSeekingTimer = new QTimer();
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        mSeekingTimer->setSingleShot( false );
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        mSeekingTimer->setInterval( KSeekingTimeOut );
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        connect( mSeekingTimer, SIGNAL( timeout() ), this, SLOT( handleSeekingTimeout() ) );
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        //
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        // progress slider
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        //
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        QGraphicsWidget *widget = loader->findWidget( QString( "progressSlider" ) );
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        mProgressSlider = qobject_cast<HbProgressSlider*>( widget );
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        connect( mProgressSlider, SIGNAL( sliderPressed() ), this, SLOT( handleSliderPressed() ) );
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        connect( mProgressSlider, SIGNAL( sliderReleased() ), this, SLOT( handleSliderReleased() ) );
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        connect( mProgressSlider, SIGNAL( sliderMoved( int ) ), this, SLOT( handleSliderMoved( int ) ) );
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        //
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        // If we init the progress bar after pp sends the duration informatin
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        // we need to set the duration manually 
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        //
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        durationChanged( (qreal)mController->fileDetails()->mDuration / (qreal)KPbMilliMultiplier );
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        //
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        // Set the position to 0 until we get position information
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        //
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        positionChanged( 0 );
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    }
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}
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// -------------------------------------------------------------------------------------------------
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// QMPXVideoPlaybackProgressBar::durationChanged
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// -------------------------------------------------------------------------------------------------
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//
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void QMPXVideoPlaybackProgressBar::durationChanged( int duration )
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{
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    MPX_DEBUG(_L("QMPXVideoPlaybackControlsController::durationChanged duration = %d"), duration );
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    if ( mLiveStreaming )
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    {
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        mProgressSlider->setMaxText( "Live" );
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    }
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    else
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    {
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        mDuration = duration;
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        if ( ( mDuration / 3600 ) > 0 )
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        {
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            mLongTimeFormat = true;
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        }
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        else
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        {
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            mLongTimeFormat = false;
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        }
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        mProgressSlider->setMaxText( valueToReadableFormat( mDuration ) );
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    }
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    mProgressSlider->setRange( 0, mDuration );
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}
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// -------------------------------------------------------------------------------------------------
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// QMPXVideoPlaybackProgressBar::positionChanged
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// -------------------------------------------------------------------------------------------------
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//
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void QMPXVideoPlaybackProgressBar::positionChanged( int position )
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{
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    MPX_DEBUG(_L("QMPXVideoPlaybackControlsController::positionChanged position = %d"), position );
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    //
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    // While dragging event, don't update old position information from mpx framework
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    //
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    if ( ! mSliderDragging )
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    {
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        updatePostion( position );
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    }
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}
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// -------------------------------------------------------------------------------------------------
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// QMPXVideoPlaybackProgressBar::updatePostion
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// -------------------------------------------------------------------------------------------------
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//
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void QMPXVideoPlaybackProgressBar::updatePostion( int position )
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{
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    if ( position < 0 )
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    {
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        position = 0;
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    }
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    else if ( position > mDuration && ! mLiveStreaming )
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    {
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        position = mDuration;
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    }
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    MPX_DEBUG(_L("QMPXVideoPlaybackProgressBar::updatePostion position = %d"), position );
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    mProgressSlider->setMinText( valueToReadableFormat( position ) );
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    //
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    // Don't need to set the slider for live streaming
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    //
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    if ( ! mLiveStreaming )
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    {
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        mProgressSlider->setSliderValue( position );
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        mProgressSlider->setProgressValue( position );
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    }
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}
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// -------------------------------------------------------------------------------------------------
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// QMPXVideoPlaybackProgressBar::valueToReadableFormat
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// -------------------------------------------------------------------------------------------------
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//
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QString QMPXVideoPlaybackProgressBar::valueToReadableFormat( int value )
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{
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    MPX_DEBUG(_L("QMPXVideoPlaybackControlsController::valueToReadableFormat value = %d"), value);
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    int hour = value / 3600;
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    value = value % 3600;
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    int minutes = value / 60;
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    value = value % 60;
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    int second = value;
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    QTime time( hour ,minutes ,second );
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    QString str;
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    HbExtendedLocale locale = HbExtendedLocale::system();
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    if ( mLongTimeFormat )
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    {
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        str = locale.format( time, r_qtn_time_durat_long );
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    }
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    else
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    {
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        str = locale.format( time, r_qtn_time_durat_min_sec );
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    }
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    return str;
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}
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// -------------------------------------------------------------------------------------------------
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// QMPXVideoPlaybackProgressBar::handleSliderPressed
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// -------------------------------------------------------------------------------------------------
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//
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void QMPXVideoPlaybackProgressBar::handleSliderPressed() 
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{
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    MPX_ENTER_EXIT(_L("QMPXVideoPlaybackProgressBar::handleSliderPressed()"));
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    mSliderDragging = true;
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    mController->resetDisappearingTimers( EMPXTimerCancel );
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    //
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    // Pause the playback if it's playing
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    //
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    if( mController->state() == EPbStatePlaying )
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    {
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        mNeedToResumeAfterSetPosition = true;
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        mController->handleCommand( EMPXPbvCmdCustomPause );   
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    }
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}
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// -------------------------------------------------------------------------------------------------
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// QMPXVideoPlaybackProgressBar::handleSliderMoved
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// -------------------------------------------------------------------------------------------------
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//
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void QMPXVideoPlaybackProgressBar::handleSliderMoved( int value ) 
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{
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    MPX_DEBUG(_L("QMPXVideoPlaybackProgressBar::handleSliderMoved() position = %d"), value);
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    updatePostion( value );
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    //
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    // If the slider is dragging, start the timer and seek every KSeekingTimeOut msec
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    //
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    if ( mSliderDragging )
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    {
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        mDraggingPosition = value;
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        MPX_DEBUG(_L("QMPXVideoPlaybackProgressBar::handleSliderMoved() mDraggingPosition = %d"), mDraggingPosition);
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        if ( mSeekingTimer && ! mSeekingTimer->isActive() )
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        {
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            mSeekingTimer->start();
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        }
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    }
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    else
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    {
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        if ( value >= mDuration )
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        {
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            MPX_DEBUG(_L("QMPXVideoPlaybackProgressBar::setPosition() reached end of the clip"));
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            mController->handleCommand( EMPXPbvCmdEndOfClip );
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        }
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        else
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        {
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            value = mProgressSlider->sliderValue();
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            MPX_DEBUG(_L("QMPXVideoPlaybackProgressBar::setPosition() position = %d"), value);
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            mController->handleCommand( EMPXPbvCmdSetPosition, value );
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        }
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    }
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}
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// -------------------------------------------------------------------------------------------------
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// QMPXVideoPlaybackProgressBar::handleSliderReleased
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// -------------------------------------------------------------------------------------------------
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//
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void QMPXVideoPlaybackProgressBar::handleSliderReleased()
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{
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    MPX_ENTER_EXIT(_L("QMPXVideoPlaybackProgressBar::handleSliderReleased()"));
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    mSliderDragging = false;
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    if ( mSeekingTimer && mSeekingTimer->isActive() )
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    {
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        mSeekingTimer->stop();
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    }
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34
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    mController->resetDisappearingTimers( EMPXTimerReset );
36
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    int value = mProgressSlider->sliderValue();
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    if ( value >= mDuration )
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    {
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        MPX_DEBUG(_L("QMPXVideoPlaybackProgressBar::setPosition() reached end of the clip"));
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        mController->handleCommand( EMPXPbvCmdEndOfClip );
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    }
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    else
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    {
36
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        if ( value < 0 )
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        {
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            value = 0;
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        }
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        MPX_DEBUG(_L("QMPXVideoPlaybackProgressBar::setPosition() position = %d"), value);
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        mController->handleCommand( EMPXPbvCmdSetPosition, value );
34
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        //
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        // Resume if it was playing
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        //
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        if( mNeedToResumeAfterSetPosition )
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        {
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            mNeedToResumeAfterSetPosition = false;
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            mController->handleCommand( EMPXPbvCmdCustomPlay );
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        }
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    }
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}
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// -------------------------------------------------------------------------------------------------
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// QMPXVideoPlaybackProgressBar::updateWithFileDetails()
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// -------------------------------------------------------------------------------------------------
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//
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void QMPXVideoPlaybackProgressBar::updateWithFileDetails(
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        QMPXVideoPlaybackViewFileDetails* details )
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{
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    MPX_DEBUG(_L("QMPXVideoPlaybackProgressBar::updateControlsWithFileDetails()"));
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   353
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    if ( details->mPlaybackMode == EMPXVideoLiveStreaming )
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   355
    {
36
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   356
        mProgressSlider->setEnabled( false );
34
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   357
    }
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    else if ( details->mTvOutConnected && ! details->mTvOutPlayAllowed )
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   359
    {
36
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        mProgressSlider->setEnabled( false );
34
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   361
    }
36
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   362
    else if ( ! mProgressSlider->isEnabled() )
34
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   363
    {
36
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   364
        mProgressSlider->setEnabled( true );
34
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   365
    }
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   366
}
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// -------------------------------------------------------------------------------------------------
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// QMPXVideoPlaybackProgressBar::updateState()
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// -------------------------------------------------------------------------------------------------
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//
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void QMPXVideoPlaybackProgressBar::updateState( TMPXPlaybackState state )
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{
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    MPX_DEBUG(_L("QMPXVideoPlaybackProgressBar::updateState() state = %d"), state );
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   375
36
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   376
    switch ( state )
34
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   377
    {
36
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diff changeset
   378
        case EPbStatePlaying:
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diff changeset
   379
        case EPbStatePaused:
34
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   380
        {
36
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diff changeset
   381
            if ( ! isEnabled() )
34
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   382
            {
36
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diff changeset
   383
                setEnabled( true );
34
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diff changeset
   384
            }
36
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diff changeset
   385
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diff changeset
   386
            break;
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diff changeset
   387
        }
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diff changeset
   388
        default:
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diff changeset
   389
        {
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diff changeset
   390
            if ( isEnabled() )
34
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diff changeset
   391
            {
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   392
                setEnabled( false );
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diff changeset
   393
            }
36
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diff changeset
   394
            break;
34
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parents:
diff changeset
   395
        }
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diff changeset
   396
    }
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diff changeset
   397
}
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diff changeset
   398
36
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diff changeset
   399
// -------------------------------------------------------------------------------------------------
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diff changeset
   400
// QMPXVideoPlaybackProgressBar::handleSeekingTimeout()
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diff changeset
   401
// -------------------------------------------------------------------------------------------------
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diff changeset
   402
//
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diff changeset
   403
void QMPXVideoPlaybackProgressBar::handleSeekingTimeout()
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diff changeset
   404
{
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diff changeset
   405
    if ( mDraggingPosition >= mDuration )
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diff changeset
   406
    {
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diff changeset
   407
        mDraggingPosition = mDuration;
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diff changeset
   408
    }
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diff changeset
   409
    else if( mDraggingPosition < 0 )
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diff changeset
   410
    {
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diff changeset
   411
        mDraggingPosition = 0;
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diff changeset
   412
    }
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diff changeset
   413
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diff changeset
   414
    MPX_DEBUG(_L("QMPXVideoPlaybackProgressBar::handleSeekingTimeout() Dragging pos = %d, Set pos = %d")
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diff changeset
   415
            , mDraggingPosition, mSetPosition );
hgs
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diff changeset
   416
hgs
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diff changeset
   417
    if ( mSetPosition != mDraggingPosition )
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diff changeset
   418
    {
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diff changeset
   419
        mSetPosition = mDraggingPosition;
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diff changeset
   420
        mController->handleCommand( EMPXPbvCmdSetPosition, mSetPosition );
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diff changeset
   421
    }
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diff changeset
   422
}
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diff changeset
   423
34
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   424
//End of file