videoplayerapp/mpxvideoplayer/src/mpxvideoplayerappuiengine.cpp
branchRCL_3
changeset 57 befca0ec475f
child 64 3eb824b18d67
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/videoplayerapp/mpxvideoplayer/src/mpxvideoplayerappuiengine.cpp	Wed Sep 01 12:30:28 2010 +0100
@@ -0,0 +1,1185 @@
+/*
+* Copyright (c) 2008 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:  AppUI engine implementation
+*
+*/
+
+
+// Version : %version: da1mmcf#72 %
+
+
+#include <eikon.hrh>
+#include <avkon.hrh>
+#include <aknview.h>
+#include <mpxviewutility.h>
+#include <mpxcommand.h>
+#include <mpxcommandgeneraldefs.h>
+#include <mpxmessagegeneraldefs.h>
+#include <mpxplaybackmessage.h>
+#include <mpxplaybackutility.h>
+#include <mpxcollectionmessage.h>
+#include <mpxmediageneraldefs.h>
+#include <mpxcollectionmessagedefs.h>
+#include <vcxmyvideosdefs.h>
+#include <vcxmyvideosuids.h>
+#include <mpxcollectionpath.h>
+#include <videoplayeractivationmessage.h>
+#include <AiwGenericParam.h>
+#include <mpxcollectionuihelper.h>
+#include <mpxcollectionhelperfactory.h>
+#include <mpxcollectionplugin.hrh>
+#include <mpxmediageneralextdefs.h>
+#include <streaminglinkmodel.h>
+#include <coeutils.h>
+#include <videoplaylistutility.h>
+#include <mmf/common/mmfcontrollerframeworkbase.h>
+
+#include "mpxvideoplayerappuiengine.h"
+#include "mpxvideoplayerlogger.h"
+#include "mpxvideoplayerconstants.h"
+#include "mpxvideoembeddedpdlhandler.h"
+#include <mpxvideoplaybackdefs.h>
+#include "mpxvideo_debug.h"
+#include "mpxvideoplayercustomviewmsgconsts.h"
+
+const TInt KMpxPlaybackPluginTypeUid = 0x101FFCA0;
+
+// -----------------------------------------------------------------------------
+//   CMpxVideoPlayerAppUiEngine::CMpxVideoPlayerAppUiEngine
+// -----------------------------------------------------------------------------
+//
+CMpxVideoPlayerAppUiEngine::CMpxVideoPlayerAppUiEngine( CMpxVideoPlayerAppUi* aAppUi )
+    : iAppUi( aAppUi ),
+      iPlaybackUtility( NULL ),
+      iViewUtility( NULL ),
+      iCollectionUtility( NULL ),
+      iExitAo( NULL ),
+      iRecognizer( NULL ),
+      iAccessPointId( KUseDefaultIap ),
+      iMultilinkPlaylist(EFalse),
+      iSeekable(ETrue),
+      iUpdateSeekInfo(EFalse)
+{
+}
+
+// -----------------------------------------------------------------------------
+//   CMpxVideoPlayerAppUiEngine::NewL
+// -----------------------------------------------------------------------------
+//
+CMpxVideoPlayerAppUiEngine* CMpxVideoPlayerAppUiEngine::NewL( CMpxVideoPlayerAppUi* aAppUi )
+{
+    MPX_ENTER_EXIT(_L("CMpxVideoPlayerAppUiEngine::NewL()"));
+
+    CMpxVideoPlayerAppUiEngine* self = new( ELeave) CMpxVideoPlayerAppUiEngine( aAppUi );
+
+    CleanupStack::PushL(self);
+    self->ConstructL();
+    CleanupStack::Pop(self);
+    return self;
+}
+
+// -----------------------------------------------------------------------------
+//   CMpxVideoPlayerAppUiEngine::ConstructL
+// -----------------------------------------------------------------------------
+//
+void CMpxVideoPlayerAppUiEngine::ConstructL()
+{
+    MPX_ENTER_EXIT(_L("CMpxVideoPlayerAppUiEngine::ConstructL()"));
+
+    iRecognizer = CMediaRecognizer::NewL();
+
+    //
+    //  Create the View Utility
+    //
+    iViewUtility = MMPXViewUtility::UtilityL();
+    iViewUtility->AddObserverL( this );
+    iViewUtility->ConstructDefaultViewHistoryL();
+
+    //
+    //  Create the Collection Utility
+    //
+    if ( ! iAppUi->IsEmbedded() )
+    {
+        TUid collectionMode( KUidMpxVideoPlayerApplication );
+
+        iCollectionUtility = MMPXCollectionUtility::NewL( this, collectionMode );
+    }
+    //
+    //  Create the playback utility to reduce startup time for embedded cases
+    //
+    else
+    {
+        PlaybackUtilityL();
+    }
+
+    //
+    //  Create Active Object for exiting the application
+    //
+    iExitAo = CIdle::NewL( CActive::EPriorityStandard );
+}
+
+// -----------------------------------------------------------------------------
+//   CMpxVideoPlayerAppUiEngine::PlaybackUtilityL
+// -----------------------------------------------------------------------------
+//
+MMPXPlaybackUtility& CMpxVideoPlayerAppUiEngine::PlaybackUtilityL()
+{
+    MPX_ENTER_EXIT(_L("CMpxVideoPlayerAppUiEngine::PlaybackUtilityL()"));
+
+    if ( ! iPlaybackUtility )
+    {
+        //
+        //  Create VideoHelix playback plugin
+        //
+        MMPXPlaybackUtility* playbackUtility =
+            MMPXPlaybackUtility::UtilityL( EMPXCategoryVideo, KPbModeNewPlayer );
+        MMPXPlayerManager& manager = playbackUtility->PlayerManager();
+        TRAPD( err,
+        {
+            manager.SelectPlayerL( KVideoHelixPlaybackPluginUid );
+            playbackUtility->CommandL( EPbCmdSetAutoResume, EFalse );
+        } );
+        if ( err == KErrNone )
+        {
+            iPlaybackUtility = playbackUtility;
+        }
+        else
+        {
+            TRAP_IGNORE( manager.ClearSelectPlayersL() );
+            playbackUtility->Close();
+            User::Leave( err );
+        }
+    }
+
+    return *iPlaybackUtility;
+}
+
+// -----------------------------------------------------------------------------
+//   CMpxVideoPlayerAppUiEngine::CreateCollectionUtilityMemberVariablesL
+// -----------------------------------------------------------------------------
+//
+void CMpxVideoPlayerAppUiEngine::CreateCollectionUtilityMemberVariablesL()
+{
+    MPX_ENTER_EXIT(_L("CMpxVideoPlayerAppUiEngine::CreateCollectionUtilityMemberVariablesL()"));
+
+    if ( ! iCollectionUtility )
+    {
+        //  PLAYLIST default mode
+        iCollectionUtility = MMPXCollectionUtility::NewL( this );
+    }
+
+    if ( ! iCollectionUiHelper )
+    {
+        iCollectionUiHelper = CMPXCollectionHelperFactory::NewCollectionUiHelperL();
+    }
+}
+
+// -----------------------------------------------------------------------------
+//   CMpxVideoPlayerAppUiEngine::PreLoadPdlPlaybackViewL
+// -----------------------------------------------------------------------------
+//
+void CMpxVideoPlayerAppUiEngine::PreLoadPdlPlaybackViewL()
+{
+    MPX_ENTER_EXIT(_L("CMpxVideoPlayerAppUiEngine::PreLoadPdlPlaybackViewL()"));
+
+    iViewUtility->PreLoadViewL( KVideoPdlPlaybackViewUid );
+}
+
+// -----------------------------------------------------------------------------
+//   CMpxVideoPlayerAppUiEngine::~CMpxVideoPlayerAppUiEngine
+// -----------------------------------------------------------------------------
+//
+CMpxVideoPlayerAppUiEngine::~CMpxVideoPlayerAppUiEngine()
+{
+    MPX_ENTER_EXIT(_L("CMpxVideoPlayerAppUiEngine::~CMpxVideoPlayerAppUiEngine()"));
+
+    if ( iConstructTimer )
+    {
+        delete iConstructTimer;
+        iConstructTimer = NULL;
+    }
+
+    if ( iExitAo )
+    {
+        delete iExitAo;
+        iExitAo = NULL;
+    }
+
+    if ( iRecognizer )
+    {
+        delete iRecognizer;
+        iRecognizer = NULL;
+    }
+
+    if ( iPdlHandler )
+    {
+        delete iPdlHandler;
+        iPdlHandler = NULL;
+    }
+
+    if ( iCollectionUtility )
+    {
+        iCollectionUtility->Close();
+    }
+
+    if ( iCollectionUiHelper )
+    {
+        iCollectionUiHelper->Close();
+    }
+
+    if ( iViewUtility )
+    {
+        iViewUtility->RemoveObserver( this );
+        iViewUtility->Close();
+    }
+
+    if ( iPlaybackUtility )
+    {
+        MMPXPlayerManager& manager = iPlaybackUtility->PlayerManager();
+        TRAP_IGNORE( manager.ClearSelectPlayersL() );
+        iPlaybackUtility->Close();
+    }
+}
+
+// ---------------------------------------------------------------------------
+// From MMPXViewActivationObserver.
+// Handle view activation.
+// ---------------------------------------------------------------------------
+//
+void CMpxVideoPlayerAppUiEngine::HandleViewActivation( const TUid& /*aCurrentViewType*/,
+                                                       const TUid& /*aPreviousViewType*/ )
+{
+}
+
+// -------------------------------------------------------------------------------------------------
+//   CMpxVideoPlayerAppUiEngine::HandleAiwGenericParamListL()
+// -------------------------------------------------------------------------------------------------
+//
+TInt CMpxVideoPlayerAppUiEngine::HandleAiwGenericParamListL( const CAiwGenericParamList* aParams )
+{
+    MPX_ENTER_EXIT(_L("CMpxVideoPlayerAppUiEngine::HandleAiwGenericParamListL()"));
+
+    TInt retVal = KErrNone;
+
+    TInt index = 0;
+
+    //
+    //  Check if there is a terminate message.  If it exists, exit the application.
+    //
+    TInt32 terminateID = 0;
+
+    const TAiwGenericParam* paramTerminate =
+        aParams->FindFirst( index, EGenericParamTerminate, EVariantTypeTInt32 );
+
+    if ( paramTerminate )
+    {
+        paramTerminate->Value().Get( terminateID );
+    }
+
+    if ( terminateID )
+    {
+        MPX_DEBUG(_L("CMpxVideoPlayerAppUiEngine::HandleAiwGenericParamListL()  Terminate message received"));
+
+        //
+        //  Embedded app is being closed
+        //
+        iAppUi->HandleCommandL( EEikCmdExit );
+
+        retVal = KErrCancel;
+    }
+    else
+    {
+        //
+        //  Determine if these parameters are for PDL
+        //
+        index = 0;
+        TInt32 dlId = KErrNotFound;
+
+        const TAiwGenericParam* genParamDlId =
+            aParams->FindFirst( index, EGenericParamDownloadId, EVariantTypeTInt32 );
+
+        if ( genParamDlId )
+        {
+            genParamDlId->Value().Get( dlId );
+
+            index = 0;
+
+            const TAiwGenericParam* paramFileName =
+                aParams->FindFirst( index, EGenericParamFile, EVariantTypeDesC );
+
+            TPtrC fileName;
+
+            //
+            //  Set the filename.  The LWPlayerAppUi checks for the
+            //  filename and exits if it doesn't exist
+            //
+            fileName.Set( paramFileName->Value().AsDes() );
+
+            if ( ! iPdlHandler )
+            {
+                iPdlHandler = CMpxVideoEmbeddedPdlHandler::NewL( this );
+            }
+
+            iPdlHandler->ConnectToEmbeddedDownloadL( dlId, fileName );
+        }
+        else
+        {
+            //
+            //  Check Access Point
+            //
+            index = 0;
+
+            const TAiwGenericParam* genParamAccessPoint =
+                aParams->FindFirst( index, EGenericParamAccessPoint, EVariantTypeTInt32 );
+
+            if ( index >= 0 && genParamAccessPoint )
+            {
+                TInt32 apId = KErrUnknown;
+                genParamAccessPoint->Value().Get( apId );
+                iAccessPointId = apId;
+            }
+        }
+    }
+
+    return retVal;
+}
+
+// -----------------------------------------------------------------------------
+//   CMpxVideoPlayerAppUiEngine::OpenFileL
+// -----------------------------------------------------------------------------
+//
+void CMpxVideoPlayerAppUiEngine::OpenFileL( RFile& aFile, const CAiwGenericParamList* aParams )
+{
+    MPX_ENTER_EXIT(_L("CMpxVideoPlayerAppUiEngine::OpenFileL(RFile)"));
+
+    TInt err = KErrNone;
+
+    if ( aParams )
+    {
+        err = HandleAiwGenericParamListL( aParams );
+    }
+
+    if ( KErrNone == err && ! iPdlHandler )
+    {
+        TFileName filename;
+        aFile.FullName(filename);
+
+        CMediaRecognizer::TMediaType mediaType = iRecognizer->IdentifyMediaTypeL( filename, aFile );
+
+        if ( mediaType == CMediaRecognizer::ELocalRamFile ||
+             mediaType == CMediaRecognizer::ELocalAsxFile )
+        {
+            HandleMultiLinksFileL( aFile, mediaType );
+        }
+        else if ( mediaType == CMediaRecognizer::ELocalSdpFile )
+        {
+            PlaybackUtilityL().InitStreamingL( aFile, iAccessPointId );
+            ActivatePlaybackViewL();
+        }
+        else
+        {
+            iViewUtility->PreLoadViewL( KVideoPlaybackViewUid );
+            PlaybackUtilityL().InitL( aFile );
+            ActivatePlaybackViewL();
+        }
+    }
+
+    iRecognizer->FreeFilehandle();
+
+    aFile.Close();
+}
+
+// -----------------------------------------------------------------------------
+//   CMpxVideoPlayerAppUiEngine::OpenFileL
+// -----------------------------------------------------------------------------
+//
+void CMpxVideoPlayerAppUiEngine::OpenFileL( const TDesC& aFileName )
+{
+    MPX_ENTER_EXIT(_L("CMpxVideoPlayerAppUiEngine::OpenFileL()"),
+                   _L("aFileName = %S"), &aFileName);
+
+    //
+    //  pre load the view and initialize the playback framework
+    //
+    iViewUtility->PreLoadViewL( KVideoPlaybackViewUid );
+
+    CMediaRecognizer::TMediaType mediaType = iRecognizer->IdentifyMediaTypeL(aFileName);
+
+    if ( mediaType == CMediaRecognizer::ELocalVideoFile )
+    {
+        InitializeFileL( aFileName );
+    }
+    //  check if aFileName is a path to a ram or asx file
+    //          eg. c:\\data\\videos\\ramfile.ram
+    else if ( mediaType == CMediaRecognizer::ELocalRamFile ||
+              mediaType == CMediaRecognizer::ELocalAsxFile )
+    {
+        HandleMultiLinksFileL( aFileName, mediaType );
+    }
+    // check if this is a url eg. rtsp://someaddress/file.3gp
+    //
+    else if ( iRecognizer->IsValidStreamingPrefix( aFileName ) ||
+              mediaType == CMediaRecognizer::ELocalSdpFile )
+    {
+        InitializeStreamingLinkL( aFileName );
+    }
+    else
+    {
+        InitializeFileL( aFileName );
+    }
+
+    iRecognizer->FreeFilehandle();
+}
+
+// -------------------------------------------------------------------------------------------------
+//   CMpxVideoPlayerAppUiEngine::OpenMediaL()
+// -------------------------------------------------------------------------------------------------
+//
+void CMpxVideoPlayerAppUiEngine::OpenMediaL( const CMPXMedia& aMedia )
+{
+    MPX_ENTER_EXIT(_L("CMpxVideoPlayerAppUiEngine::OpenMediaL()"));
+
+    // Assume MPX medias are always local clips
+    CMPXCollectionPath* mediaPath = CMPXCollectionPath::NewL();
+    CleanupStack::PushL( mediaPath );
+
+    mediaPath->AppendL( KVcxUidMyVideosMpxCollection );
+    mediaPath->AppendL( KVcxMvcCategoryIdAll );
+
+    mediaPath->AppendL( aMedia.ValueTObjectL<TMPXItemId>( KMPXMediaGeneralId ) );
+    mediaPath->SelectL( aMedia.ValueTObjectL<TMPXItemId>( KMPXMediaGeneralId ) );
+
+    CMPXCollectionPlaylist* playList = CMPXCollectionPlaylist::NewL( *mediaPath );
+    CleanupStack::PushL( playList );
+    playList->SetSingleItemPlaylist();
+    playList->SetToFirst();
+
+    iViewUtility->PreLoadViewL( KVideoPlaybackViewUid );
+
+    InitializePlaylistL( *playList, ETrue );
+
+    CleanupStack::PopAndDestroy( playList );
+    CleanupStack::PopAndDestroy( mediaPath );
+}
+
+// ---------------------------------------------------------------------------
+//   Activate the proper playback view
+// ---------------------------------------------------------------------------
+//
+void CMpxVideoPlayerAppUiEngine::ActivatePlaybackViewL()
+{
+    MPX_ENTER_EXIT(_L("CMpxVideoPlayerAppUiEngine::ActivatePlaybackViewL()"));
+
+    if ( iUpdateSeekInfo )
+    {
+        //
+        //  The plugin has been instantiated, update the media
+        //
+        UpdatePbPluginMediaL();
+        iUpdateSeekInfo = EFalse;
+    }
+
+    MMPXPlayer* player = PlaybackUtilityL().PlayerManager().CurrentPlayer();
+
+    TUid pluginUid( KNullUid );
+    RArray<TUid> array;
+
+    CleanupClosePushL( array );
+
+    if ( iPdlHandler )
+    {
+        array.AppendL( KVideoPdlPlaybackViewUid );
+    }
+    else
+    {
+        if ( player )
+        {
+            pluginUid = player->UidL();
+            array.AppendL( pluginUid );
+        }
+    }
+
+    iViewUtility->ActivateViewL( array );
+
+    CleanupStack::PopAndDestroy( &array );
+}
+
+// ---------------------------------------------------------------------------
+// Sets AppUiEngine in stand alone "mode"
+// ---------------------------------------------------------------------------
+//
+void CMpxVideoPlayerAppUiEngine::StartStandAloneL()
+{
+    MPX_ENTER_EXIT(_L("CMpxVideoPlayerAppUiEngine::StartStandAloneL()"));
+
+    iViewUtility->SetAsDefaultViewL( KUidMyVideosViewType );
+}
+
+// -----------------------------------------------------------------------------
+// Handle collection message
+// -----------------------------------------------------------------------------
+//
+void CMpxVideoPlayerAppUiEngine::DoHandleCollectionMessageL( CMPXMessage* aMessage )
+{
+    MPX_ENTER_EXIT(_L("CMpxVideoPlayerAppUiEngine::DoHandleCollectionMessageL()"));
+
+    TMPXMessageId id = *(aMessage->Value<TMPXMessageId>( KMPXMessageGeneralId ));
+
+    MPX_DEBUG(_L("CMpxVideoPlayerAppUiEngine::DoHandleCollectionMessageL() TMPXMessageId = 0x%08x"), id );
+
+    if ( id == KMPXMessageGeneral )
+    {
+        TInt event( *( aMessage->Value<TInt> ( KMPXMessageGeneralEvent )) );
+        TInt type( *( aMessage->Value<TInt> ( KMPXMessageGeneralType )) );
+        TInt data( *( aMessage->Value<TInt> ( KMPXMessageGeneralData )) );
+
+        MPX_DEBUG(_L("CMpxVideoPlayerAppUiEngine::DoHandleCollectionMessageL event %d, type %d, data %d"), event, type, data );
+
+        if ( event == TMPXCollectionMessage::EPathChanged && type == EMcPathChangedByOpen )
+        {
+            if ( data == EMcItemOpened )
+            {
+                // An item was opened on the collection. Get the media attributes
+                // on the item so we can initiatiate playback
+                MPX_DEBUG(_L("CMpxVideoPlayerAppUiEngine::DoHandleCollectionMessageL: EMcItemOpened received. Can open video"));
+
+                CMPXCollectionPath* cPath = iCollectionUtility->Collection().PathL();
+
+                CleanupStack::PushL( cPath );
+
+                if ( cPath->Count() > 0 )
+                {
+                    MPX_DEBUG(_L("CMpxVideoPlayerAppUiEngine::DoHandleCollectionMessageL: Call MediaL() on collection."));
+
+                    RArray<TMPXAttribute> attribs;
+                    CleanupClosePushL( attribs );
+
+                    attribs.Append( KMPXMediaGeneralUri );
+                    attribs.Append( KVcxMediaMyVideosDownloadId );
+                    iCollectionUtility->Collection().MediaL( *cPath, attribs.Array() );
+
+                    CleanupStack::PopAndDestroy( &attribs );
+                }
+
+                CleanupStack::PopAndDestroy( cPath );
+            }
+            else if ( data == EMcContainerOpened && iMultilinkPlaylist )
+            {
+                // start the playback for streaming playlists
+                // once the playlist is opened
+                iMultilinkPlaylist = EFalse;
+
+                // The playlist was opened, initiatiate playback
+                MPX_DEBUG(_L("CMpxVideoPlayerAppUiEngine::DoHandleCollectionMessageL: EMcContainerOpened received. initiatiate playback"));
+
+                CMPXCollectionPath* cPath = iCollectionUtility->Collection().PathL();
+                CleanupStack::PushL( cPath );
+
+                if ( cPath->Count() > 0 )
+                {
+                    MPX_DEBUG(_L("CMpxVideoPlayerAppUiEngine::DoHandleCollectionMessageL: Call Playback utility with the playlist."));
+
+                    CMPXCollectionPlaylist* playlist = CMPXCollectionPlaylist::NewL( *cPath );
+                    CleanupStack::PushL( playlist );
+
+                    // Set the AutoPlay mode to false
+                    playlist->SetAutoPlay(EFalse);
+                    // set pre init plugin to false
+                    playlist->SetPreInitPlugin(EFalse);
+
+                    InitializePlaylistL( *playlist, ETrue );
+                    CleanupStack::PopAndDestroy( playlist );
+                }
+                CleanupStack::PopAndDestroy( cPath );
+            }
+        }
+    }
+}
+
+// -------------------------------------------------------------------------------------------------
+//   CMpxVideoPlayerAppUiEngine::DoHandleCollectionMediaL()
+// -------------------------------------------------------------------------------------------------
+//
+void CMpxVideoPlayerAppUiEngine::DoHandleCollectionMediaL( const CMPXMedia& aMedia )
+{
+    MPX_ENTER_EXIT(_L("CMpxVideoPlayerAppUiEngine::DoHandleCollectionMediaL()"));
+
+    const TDesC& fileUri = aMedia.ValueText(KMPXMediaGeneralUri);
+
+    MPX_DEBUG(_L("Video URI: %S"), &fileUri );
+
+    if ( aMedia.IsSupported( KVcxMediaMyVideosDownloadId ) &&
+         aMedia.ValueTObjectL<TUint32>( KVcxMediaMyVideosDownloadId ) != 0 )
+    {
+        TUint32 dlId = aMedia.ValueTObjectL<TUint32>( KVcxMediaMyVideosDownloadId );
+
+        if ( ! iPdlHandler )
+        {
+            iPdlHandler = CMpxVideoEmbeddedPdlHandler::NewL( this );
+        }
+
+        iPdlHandler->ConnectToCollectionDownloadL( dlId, const_cast<TDesC&>( fileUri ) );
+    }
+    else
+    {
+        // We use file name to initialize playback instead of mpxmedia object.
+        iViewUtility->PreLoadViewL( KVideoPlaybackViewUid );
+        InitializeFileL( fileUri );
+    }
+}
+
+// ---------------------------------------------------------------------------
+// Steps back one level back in collection path. Will activate previous view if level exists
+// ---------------------------------------------------------------------------
+//
+void CMpxVideoPlayerAppUiEngine::StepBackCollectionPathL()
+{
+    MPX_ENTER_EXIT(_L("CMpxVideoPlayerAppUiEngine::StepBackCollectionPathL()"));
+
+    // Back the collection path one level...
+
+    CMPXCollectionPath* cPath = iCollectionUtility->Collection().PathL();
+    CleanupStack::PushL( cPath );
+
+    // Don't back up if there are no more levels or will panic
+    if ( cPath->Levels() > 1 )
+    {
+        cPath->Back();
+        iCollectionUtility->Collection().OpenL( *cPath );
+        // ... and then activate the previous view.
+        iViewUtility->ActivatePreviousViewL();
+    }
+
+    CleanupStack::PopAndDestroy( cPath );
+}
+
+// -------------------------------------------------------------------------------------------------
+//   CMpxVideoPlayerAppUiEngine::HandleMultiLinksFileL
+// -------------------------------------------------------------------------------------------------
+//
+void CMpxVideoPlayerAppUiEngine::HandleMultiLinksFileL( const TDesC& aFileName,
+                                                        CMediaRecognizer::TMediaType aMediaType )
+{
+    MPX_ENTER_EXIT(_L("CMpxVideoPlayerAppUiEngine::HandleMultiLinksFileL()"),
+                   _L("aFileName = %S, type = %d"), &aFileName, aMediaType );
+
+    TBool singleLink;
+    TBool localFile;
+
+    CVideoPlaylistUtility* playlistUtil = CVideoPlaylistUtility::NewL();
+    CleanupStack::PushL(playlistUtil);
+
+    playlistUtil->GetFileInfoL( aFileName, aMediaType, singleLink, localFile );
+
+    DoHandleMultiLinksFileL( playlistUtil, singleLink, localFile );
+
+    CleanupStack::PopAndDestroy( playlistUtil );
+}
+
+// -------------------------------------------------------------------------------------------------
+//   CMpxVideoPlayerAppUiEngine::HandleMultiLinksFileL
+// -------------------------------------------------------------------------------------------------
+//
+void CMpxVideoPlayerAppUiEngine::HandleMultiLinksFileL( RFile& aFile,
+                                                        CMediaRecognizer::TMediaType aMediaType )
+{
+    MPX_ENTER_EXIT(_L("CMpxVideoPlayerAppUiEngine::HandleMultiLinksFileL(RFile)"));
+
+    // playlist
+    TBool singleLink;
+    TBool localFile;
+
+    CVideoPlaylistUtility* playlistUtil = CVideoPlaylistUtility::NewL();
+    CleanupStack::PushL(playlistUtil);
+
+    playlistUtil->GetFileInfoL( aFile, aMediaType, singleLink, localFile );
+
+    DoHandleMultiLinksFileL( playlistUtil, singleLink, localFile );
+
+    CleanupStack::PopAndDestroy( playlistUtil );
+}
+
+// -------------------------------------------------------------------------------------------------
+//   CMpxVideoPlayerAppUiEngine::DoHandleMultiLinksFileL()
+// -------------------------------------------------------------------------------------------------
+//
+void CMpxVideoPlayerAppUiEngine::DoHandleMultiLinksFileL( CVideoPlaylistUtility* aPlaylistUtil,
+                                                          TBool aSingleLink,
+                                                          TBool aLocalFile )
+{
+    MPX_ENTER_EXIT(_L("CMpxVideoPlayerAppUiEngine::DoHandleMultiLinksFileL()"),
+                   _L("aSingleLink = %d aLocalFile %d "), aSingleLink, aLocalFile);
+
+    if ( aSingleLink )
+    {
+        TPtrC link;
+        link.Set( aPlaylistUtil->GetLinkLC() );
+        iUpdateSeekInfo = ETrue;
+        iSeekable = aPlaylistUtil->IsSeekable();
+
+        if ( aLocalFile )
+        {
+            CMediaRecognizer::TMediaType mediaType = iRecognizer->IdentifyMediaTypeL( link );
+
+            if ( mediaType == CMediaRecognizer::EUnidentified )
+            {
+                User::Leave( KErrNotSupported );
+            }
+            else
+            {
+                InitializeFileL( link );
+            }
+        }
+        else
+        {
+            InitializeStreamingLinkL( link );
+        }
+        CleanupStack::PopAndDestroy();  // link
+    }
+    else
+    {
+        CMPXMedia* playlist = aPlaylistUtil->GetPlayListL( iAccessPointId );
+        CleanupStack::PushL( playlist );
+
+        //  Create FW utility member variables for playlist embedded use case
+        CreateCollectionUtilityMemberVariablesL();
+
+        // Set the flag to true
+        iMultilinkPlaylist = ETrue;
+
+        // load the in memory plugin
+        iCollectionUiHelper->OpenL( KUidMpxVideoPlayerApplication,
+                                    *playlist,
+                                    this,
+                                    EMPXCollectionPluginGallery );
+
+        CleanupStack::PopAndDestroy( playlist );
+    }
+}
+
+
+// -----------------------------------------------------------------------------
+//   CMpxVideoPlayerAppUiEngine::HandleMessageL()
+// -----------------------------------------------------------------------------
+//
+TBool CMpxVideoPlayerAppUiEngine::HandleMessageL( TUid aMessageUid,
+                                                  const TDesC8& aMessageParameters )
+{
+    MPX_ENTER_EXIT(_L("CMpxVideoPlayerAppUiEngine::HandleMessageL()"));
+
+    TBool msgHandled = EFalse;
+
+    switch ( aMessageUid.iUid )
+    {
+        // TVideoPlayerActivationMessage received.
+        case KVideoPlayerVodStartPlayer:
+        {
+            //  Do nothing
+            break;
+        }
+        case KVideoPlayerStartPDlPlayer:
+        {
+            // Start the PDl
+            if ( iPdlHandler )
+            {
+                CBufFlat* paramBuf = CBufFlat::NewL( 1 );
+                CleanupStack::PushL( paramBuf );
+                paramBuf->InsertL( 0, aMessageParameters );
+                RBufReadStream readStream( *paramBuf );
+
+                CAiwGenericParamList* genParamList = CAiwGenericParamList::NewLC( readStream );
+
+                HandleAiwGenericParamListL( genParamList );
+
+                CleanupStack::PopAndDestroy( genParamList );
+                CleanupStack::PopAndDestroy( paramBuf );
+
+                msgHandled = ETrue;
+            }
+
+            break;
+        }
+    }
+
+    return msgHandled;
+}
+
+// -------------------------------------------------------------------------------------------------
+//   CMpxVideoPlayerAppUiEngine::HandleCollectionMessage()
+// -------------------------------------------------------------------------------------------------
+//
+void CMpxVideoPlayerAppUiEngine::HandleCollectionMessage( CMPXMessage* aMessage, TInt aError )
+{
+    MPX_ENTER_EXIT(_L("CMpxVideoPlayerAppUiEngine::HandleCollectionMessage()"));
+
+    if ( aError == KErrNone && aMessage )
+    {
+        TRAP_IGNORE( DoHandleCollectionMessageL( aMessage ) )
+    }
+}
+
+// -------------------------------------------------------------------------------------------------
+//   CMpxVideoPlayerAppUiEngine::HandleCollectionMediaL()
+// -------------------------------------------------------------------------------------------------
+//
+void CMpxVideoPlayerAppUiEngine::HandleCollectionMediaL( const CMPXMedia& aMedia, TInt aError )
+{
+    MPX_ENTER_EXIT(_L("CMpxVideoPlayerAppUiEngine::HandleCollectionMediaL()"));
+
+    if ( aError == KErrNone )
+    {
+        DoHandleCollectionMediaL( aMedia );
+    }
+}
+
+// ---------------------------------------------------------------------------
+// From MMPXCollectionObserver.
+// Handles the collection entries being opened.
+// ---------------------------------------------------------------------------
+//
+void CMpxVideoPlayerAppUiEngine::HandleOpenL( const CMPXMedia& /* aEntries */,
+                                              TInt /* aIndex */,
+                                              TBool /* aComplete */,
+                                              TInt aError )
+{
+    MPX_ENTER_EXIT(_L("CMpxVideoPlayerAppUiEngine::HandleOpenL(CMPXMedia)"));
+
+    if ( aError != KErrNone )
+    {
+        //
+        //  Clip the collection path to root level and reopen
+        //  This could happen after a USB refresh event where the
+        //  item no longer exists
+        //
+        CMPXCollectionPath* path = iCollectionUtility->Collection().PathL();
+
+        CleanupStack::PushL( path );
+
+        while( path->Levels() > 1 )
+        {
+            path->Back();
+        }
+
+        iCollectionUtility->Collection().OpenL( *path );
+        CleanupStack::PopAndDestroy( path );
+    }
+}
+
+// -------------------------------------------------------------------------------------------------
+//   CMpxVideoPlayerAppUiEngine::HandleOpenL()
+// -------------------------------------------------------------------------------------------------
+//
+void CMpxVideoPlayerAppUiEngine::HandleOpenL( const CMPXCollectionPlaylist& aPlaylist, TInt aError )
+{
+    MPX_ENTER_EXIT(_L("CMpxVideoPlayerAppUiEngine::HandleOpenL(CMPXCollectionPlaylist)"));
+
+    if ( aError == KErrNone )
+    {
+        InitializePlaylistL( aPlaylist, EFalse );
+    }
+}
+
+
+// ---------------------------------------------------------------------------
+// From MMPXCHelperEmbeddedOpenObserver
+// Handles OpenL from that occured in embedded mode
+// ---------------------------------------------------------------------------
+//
+void CMpxVideoPlayerAppUiEngine::HandleEmbeddedOpenL( TInt aErr, TMPXGeneralCategory /*aCategory*/ )
+{
+    MPX_DEBUG(_L("CMPXVideoAppUi::HandleEmbeddedOpenL()"));
+
+    if ( aErr == KErrNone )
+    {
+        PlaybackUtilityL().CommandL( EPbCmdDisableEffect );
+    }
+}
+
+
+// -----------------------------------------------------------------------------
+//
+// -----------------------------------------------------------------------------
+//
+void CMpxVideoPlayerAppUiEngine::HandleSoftKeyBackL()
+{
+    MPX_ENTER_EXIT(_L("CMpxVideoPlayerAppUiEngine::HandleSoftKeyBackL()"));
+
+    //
+    //  if we're in top level of our local view stack,
+    //  back command exits the app.  otherwise activate
+    //  the previous view in our local view stack
+    //
+    if ( iViewUtility->ViewHistoryDepth() <= 1 )
+    {
+        ActivateExitActiveObject();
+    }
+    else
+    {
+        StepBackCollectionPathL();
+    }
+}
+
+// -----------------------------------------------------------------------------
+//
+// -----------------------------------------------------------------------------
+//
+TBool CMpxVideoPlayerAppUiEngine::ProcessCommandParametersL( TApaCommand aCommand,
+                                                             TFileName& aDocumentName,
+                                                             const TDesC8& /*aTail*/ )
+{
+    MPX_ENTER_EXIT(_L("CMpxVideoPlayerAppUiEngine::ProcessCommandParametersL()"));
+
+    TBool retVal = EFalse;
+
+    //
+    //  If we are embedded or the command is to open a document
+    //
+    if ( iAppUi->IsEmbedded() || ( aCommand != EApaCommandRun && aDocumentName.Length() > 0 ) )
+    {
+        if ( iRecognizer->IsValidStreamingPrefix( aDocumentName ) )
+        {
+            retVal = ETrue;
+        }
+        else
+        {
+            retVal = ConeUtils::FileExists( aDocumentName );
+        }
+    }
+    else
+    {
+        StartStandAloneL();
+    }
+
+    return retVal;
+}
+
+// -----------------------------------------------------------------------------
+//
+// -----------------------------------------------------------------------------
+//
+void CMpxVideoPlayerAppUiEngine::ActivateExitActiveObject()
+{
+    MPX_ENTER_EXIT(_L("CMpxVideoPlayerAppUiEngine::ActivateExitActiveObject()"));
+
+    if ( ! iExitAo->IsActive() )
+    {
+        iExitAo->Start( TCallBack( CMpxVideoPlayerAppUiEngine::ExitApplicationL, this ) );
+    }
+}
+
+// -------------------------------------------------------------------------------------------------
+//   CMpxVideoPlayerAppUiEngine::ExitApplicationL
+// -------------------------------------------------------------------------------------------------
+//
+TInt CMpxVideoPlayerAppUiEngine::ExitApplicationL( TAny* aPtr )
+{
+    MPX_DEBUG(_L("CMpxVideoPlayerAppUiEngine::ExitApplicationL()"));
+
+    static_cast<CMpxVideoPlayerAppUiEngine*>(aPtr)->DoExitApplicationL();
+    return KErrNone;
+}
+
+// -------------------------------------------------------------------------------------------------
+//   CMpxVideoPlayerAppUiEngine::DoExitApplicationL
+// -------------------------------------------------------------------------------------------------
+//
+void CMpxVideoPlayerAppUiEngine::DoExitApplicationL()
+{
+    MPX_ENTER_EXIT(_L("CMpxVideoPlayerAppUiEngine::DoExitApplicationL()"));
+
+    iAppUi->HandleCommandL( EEikCmdExit );
+}
+
+// -------------------------------------------------------------------------------------------------
+//   CMPXVideoBasePlaybackView::UpdatePbPluginMedia()
+// -------------------------------------------------------------------------------------------------
+//
+void CMpxVideoPlayerAppUiEngine::UpdatePbPluginMediaL()
+{
+    MPX_DEBUG(_L("CMpxVideoPlayerAppUiEngine::UpdatePbPluginMediaL()iSeekable %d"), iSeekable);
+
+    CMPXCommand* cmd = CMPXCommand::NewL();
+    CleanupStack::PushL( cmd );
+
+    cmd->SetTObjectValueL<TBool>( KMPXCommandGeneralDoSync, ETrue );
+
+    cmd->SetTObjectValueL<TInt>( KMPXCommandGeneralId, KMPXMediaIdVideoPlayback );
+
+    cmd->SetTObjectValueL<TMPXVideoPlaybackCommand>( KMPXMediaVideoPlaybackCommand,
+                                                     EPbCmdUpdateSeekable );
+
+    cmd->SetTObjectValueL<TBool>( KMPXMediaGeneralExtVideoSeekable, iSeekable );
+
+    PlaybackUtilityL().CommandL( *cmd );
+
+    CleanupStack::PopAndDestroy( cmd );
+}
+
+// -------------------------------------------------------------------------------------------------
+//   CMPXVideoBasePlaybackView::ViewHistoryDepth()
+// -------------------------------------------------------------------------------------------------
+//
+TInt CMpxVideoPlayerAppUiEngine::ViewHistoryDepth()
+{
+    MPX_DEBUG(_L("CMpxVideoPlayerAppUiEngine::ViewHistoryDepth()"));
+
+    return ( iViewUtility->ViewHistoryDepth() );
+}
+
+// -------------------------------------------------------------------------------------------------
+//   CMpxVideoPlayerAppUiEngine::ClearPdlInformation()
+// -------------------------------------------------------------------------------------------------
+//
+void CMpxVideoPlayerAppUiEngine::ClearPdlInformation()
+{
+    MPX_ENTER_EXIT(_L("CMpxVideoPlayerAppUiEngine::ClearPdlInformation()"));
+
+    if ( iPdlHandler )
+    {
+        iPdlHandler->ClearPdlInformation();
+    }
+}
+
+// -------------------------------------------------------------------------------------------------
+//   CMpxVideoPlayerAppUiEngine::InitializeStreamingLinkL()
+// -------------------------------------------------------------------------------------------------
+//
+void CMpxVideoPlayerAppUiEngine::InitializeStreamingLinkL( const TDesC& aUri )
+{
+    MPX_ENTER_EXIT(_L("CMpxVideoPlayerAppUiEngine::InitializeStreamingLinkL()"),
+                   _L("aUri = %S"), &aUri );
+
+    PlaybackUtilityL().InitStreamingL( aUri,
+                                      (TDesC8*)(&KDATATYPEVIDEOHELIX),
+                                      iAccessPointId );
+
+    ActivatePlaybackViewL();
+}
+
+// -------------------------------------------------------------------------------------------------
+//   CMpxVideoPlayerAppUiEngine::InitializeFileL()
+// -------------------------------------------------------------------------------------------------
+//
+void CMpxVideoPlayerAppUiEngine::InitializeFileL( const TDesC& aFileName )
+{
+    MPX_ENTER_EXIT(_L("CMpxVideoPlayerAppUiEngine::InitializeFileL()"),
+                   _L("aFileName = %S"), &aFileName );
+
+    PlaybackUtilityL().InitL( aFileName );
+
+    ActivatePlaybackViewL();
+}
+
+// -------------------------------------------------------------------------------------------------
+//   CMpxVideoPlayerAppUiEngine::InitializePlaylistL()
+// -------------------------------------------------------------------------------------------------
+//
+void CMpxVideoPlayerAppUiEngine::InitializePlaylistL( const CMPXCollectionPlaylist& aPlaylist,
+                                                      TBool aPlay )
+{
+    MPX_ENTER_EXIT(_L("CMpxVideoPlayerAppUiEngine::InitializePlaylistL()"));
+
+    PlaybackUtilityL().InitL( aPlaylist, aPlay );
+
+    ActivatePlaybackViewL();
+}
+
+// -------------------------------------------------------------------------------------------------
+//   CMpxVideoPlayerAppUiEngine::ClosePlaybackPluginL()
+// -------------------------------------------------------------------------------------------------
+//
+void CMpxVideoPlayerAppUiEngine::ClosePlaybackPluginL()
+{
+    MPX_ENTER_EXIT(_L("CMpxVideoPlayerAppUiEngine::ClosePlaybackPluginL"));
+
+    if ( iViewUtility->ActiveViewType() == TUid::Uid( KMpxPlaybackPluginTypeUid ) )
+    {
+        //
+        //  The display window must be removed before closing the playback plugin
+        //
+        iAppUi->View()->HandleCommandL( EAknSoftkeyClose );
+    }
+    else
+    {
+        if ( iPlaybackUtility )
+        {
+            iPlaybackUtility->CommandL( EPbCmdClose );
+        }
+    }
+}
+
+// -------------------------------------------------------------------------------------------------
+//   CMpxVideoPlayerAppUiEngine::SendMessageToPdlViewL()
+// -------------------------------------------------------------------------------------------------
+//
+void CMpxVideoPlayerAppUiEngine::SendMessageToPdlViewL( TInt aMsg )
+{
+    MPX_ENTER_EXIT(_L("CMpxVideoPlayerAppUiEngine::SendMessageToPdlViewL"));
+
+    if ( iViewUtility->ActiveViewType() == TUid::Uid( KMpxPlaybackPluginTypeUid ) )
+    {
+        //
+        //  The display window must be removed before closing the playback plugin
+        //
+        iAppUi->View()->HandleCommandL( aMsg );
+    }
+}
+
+// -----------------------------------------------------------------------------
+// CMpxVideoPlayerAppUiEngine::ActivateLateConstructTimerL
+// -----------------------------------------------------------------------------
+//
+void CMpxVideoPlayerAppUiEngine::ActivateLateConstructTimerL()
+{
+    MPX_ENTER_EXIT(_L("CMpxVideoPlayerAppUiEngine::ActivateLateConstructTimerL()"));
+
+    if ( !iConstructTimer )
+    {
+        const TTimeIntervalMicroSeconds32 timeout  = 250000; // 250 ms
+
+        TCallBack callback ( CMpxVideoPlayerAppUiEngine::LateConstructCallback, this );
+
+        iConstructTimer = CPeriodic::NewL( CActive::EPriorityIdle );
+
+        iConstructTimer->Start( timeout, 0, callback );
+    }
+}
+
+// -------------------------------------------------------------------------------------------------
+//   CMpxVideoPlayerAppUiEngine::LateConstructCallback
+// -------------------------------------------------------------------------------------------------
+//
+TInt CMpxVideoPlayerAppUiEngine::LateConstructCallback( TAny* aPtr )
+{
+    MPX_ENTER_EXIT(_L("CMpxVideoPlayerAppUiEngine::LateConstructCallback()"));
+
+    TRAP_IGNORE( static_cast<CMpxVideoPlayerAppUiEngine*>(aPtr)->DoLateConstructL() );
+
+    return KErrNone;
+}
+
+// -------------------------------------------------------------------------------------------------
+//   CMpxVideoPlayerAppUiEngine::DoLateConstructL
+// -------------------------------------------------------------------------------------------------
+//
+void CMpxVideoPlayerAppUiEngine::DoLateConstructL()
+{
+    MPX_ENTER_EXIT(_L("CMpxVideoPlayerAppUiEngine::DoLateConstructL()"));
+
+    iConstructTimer->Cancel();
+
+    PlaybackUtilityL();
+}
+
+// EOF