--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/photosgallery/viewframework/views/fullscreenview/src/glxslmpfavmlobserver.cpp	Thu Dec 17 08:45:44 2009 +0200
@@ -0,0 +1,215 @@
+/*
+* Copyright (c) 2008-2009 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:    Implementation of Single line meta pane favourites observer
+*
+*/
+
+#include <glxcollectionpluginalbums.hrh>            // Albums collection plugin implementation id
+#include <glxfilterfactory.h>                       // FilterFactory
+#include <mglxmedialist.h>                          // CGlxMedialist
+#include <glxattributecontext.h>                    // Attribute context
+#include <glxuistd.h>                               // Attribute fetch priority
+#include <glxtracer.h>
+#include <glxlog.h>
+#include <glxslmpfavmlobserver.h>
+
+// ---------------------------------------------------------------------------
+// NewL()
+// ---------------------------------------------------------------------------
+//  
+CGlxSLMPFavMLObserver* CGlxSLMPFavMLObserver::NewL( CGlxSinleLineMetaPane& aSingleLineMetapane,
+        TInt aFocusIndex, MGlxMediaList* aList)
+    {
+    TRACER("CGlxSLMPFavMLObserver::NewL()");
+    CGlxSLMPFavMLObserver* self = new(ELeave) CGlxSLMPFavMLObserver(aSingleLineMetapane);
+    CleanupStack::PushL(self);
+    self->ConstructL(aFocusIndex, aList);
+    CleanupStack::Pop(self);
+    return self;
+    }
+
+// ---------------------------------------------------------------------------
+// CGlxSLMPFavMLObserver()
+// ---------------------------------------------------------------------------
+//  
+CGlxSLMPFavMLObserver::CGlxSLMPFavMLObserver(CGlxSinleLineMetaPane& aSingleLineMetaPane) 
+            : iSingleLineMetaPane( aSingleLineMetaPane)
+    {
+    TRACER("CGlxSLMPFavMLObserver::CGlxSLMPFavMLObserver()");
+    // Nothing done here
+    }
+
+// ---------------------------------------------------------------------------
+// ~CGlxSLMPFavMLObserver()
+// ---------------------------------------------------------------------------
+//  
+CGlxSLMPFavMLObserver::~CGlxSLMPFavMLObserver()
+    {
+    TRACER("CGlxSLMPFavMLObserver::~CGlxSLMPFavMLObserver()");
+    if (iFavMediaList)
+        {
+        iFavMediaList->RemoveMediaListObserver(this);
+        iFavMediaList->RemoveContext( iFavAttribContext );
+        delete iFavAttribContext;
+        iFavMediaList->Close();
+        }
+    }
+
+// ---------------------------------------------------------------------------
+// ConstructL()
+// ---------------------------------------------------------------------------
+//  
+void CGlxSLMPFavMLObserver::ConstructL(TInt aFocusIndex, MGlxMediaList* aList)
+    {
+    TRACER("CGlxSLMPFavMLObserver::ConstructL()");
+    CMPXCollectionPath* favCollection = CMPXCollectionPath::NewL();
+    CleanupStack::PushL(favCollection);
+    // The target collection has to be appeneded with the albums plugin id
+    favCollection->AppendL(KGlxCollectionPluginAlbumsImplementationUid);
+    // The target collection has also to be appeneded with the the relation id.
+    // appending another level into the albums to get favourites and 1 is the relation id of albums
+    favCollection->AppendL( TMPXItemId(1) );
+    favCollection->Set( 0 );
+    const TGlxMedia& item = aList->Item(aFocusIndex);
+    const TDesC& uri = item.Uri();
+    CMPXFilter* filter = TGlxFilterFactory::CreateURIFilterL(item.Uri());  
+    CleanupStack::PushL(filter);
+
+    // Create the media list
+    iFavMediaList =  MGlxMediaList::InstanceL( *favCollection, 
+                      TGlxHierarchyId(KGlxCollectionPluginAlbumsDllUid), filter );
+    CleanupStack::PopAndDestroy( filter );
+    CleanupStack::PopAndDestroy( favCollection );
+    iFavMediaList->AddMediaListObserverL(this);
+    iFavAttribContext = CGlxDefaultAttributeContext::NewL();
+    // add all the attributes needed in handleattributes available
+    // this is because even
+    iFavAttribContext->AddAttributeL( KMPXMediaGeneralCount );
+    // Using priority as same as UMP view's album pane
+    iFavMediaList->AddContextL( iFavAttribContext, KGlxFetchContextPriorityLow );
+    }
+
+// ---------------------------------------------------------------------------
+// HandleAttributesAvailableL()
+// ---------------------------------------------------------------------------
+//  
+void CGlxSLMPFavMLObserver::HandleAttributesAvailableL(TInt/* aItemIndex*/, 
+        const RArray<TMPXAttribute>& /*aAttributes*/, MGlxMediaList* /*aList*/)
+    {
+    TRACER("CGlxSLMPFavMLObserver::HandleAttributesAvailableL()");
+    // No Implementation Required
+    }
+
+// ---------------------------------------------------------------------------
+// HandleItemAddedL()
+// ---------------------------------------------------------------------------
+//  
+void CGlxSLMPFavMLObserver::HandleItemAddedL( TInt /*aStartIndex*/, TInt /*aEndIndex*/,
+        MGlxMediaList* aList )
+    {
+    TRACER("CGlxSLMPFavMLObserver::HandleItemAddedL()");
+    GLX_LOG_INFO1("CGlxSLMPFavMLObserver::HandleItemAddedL() medialist count = %d", aList->Count());
+    // Passing ETrue as mediacount denotes item present in medialist 
+    iSingleLineMetaPane.HandleUpdateIconL(ETrue);
+    }
+
+// ---------------------------------------------------------------------------
+// HandleItemRemovedL()
+// ---------------------------------------------------------------------------
+//  
+void CGlxSLMPFavMLObserver::HandleItemRemovedL( TInt /*aStartIndex*/, TInt /*aEndIndex*/,
+        MGlxMediaList* /*aList */)
+    {
+    TRACER("CGlxSLMPFavMLObserver::HandleItemRemovedL()");
+    // Passing EFalse as mediacount 0 denotes item not present in medialist 
+    iSingleLineMetaPane.HandleUpdateIconL(EFalse);
+    }
+
+// ---------------------------------------------------------------------------
+// HandleFocusChangedL()
+// ---------------------------------------------------------------------------
+//  
+void CGlxSLMPFavMLObserver::HandleFocusChangedL( NGlxListDefs::TFocusChangeType /*aType*/, 
+        TInt /*aNewIndex*/, TInt /*aOldIndex*/, MGlxMediaList* /*aList*/ )
+    {
+    TRACER("CGlxSLMPFavMLObserver::HandleFocusChangedL()");
+    // No Implementation Required
+    }
+
+// ---------------------------------------------------------------------------
+// HandleItemSelectedL()
+// ---------------------------------------------------------------------------
+//  
+void CGlxSLMPFavMLObserver::HandleItemSelectedL(TInt /*aIndex*/, TBool /*aSelected*/,
+        MGlxMediaList* /*aList*/ )
+    {
+    TRACER("CGlxSLMPFavMLObserver::HandleItemSelectedL()");
+    // No Implementation Required
+    }
+
+// ---------------------------------------------------------------------------
+// HandleMessageL()
+// ---------------------------------------------------------------------------
+//  
+void CGlxSLMPFavMLObserver::HandleMessageL( const CMPXMessage& /*aMessage*/, 
+        MGlxMediaList* /*aList*/ )
+    {
+    TRACER("CGlxSLMPFavMLObserver::HandleMessageL()");
+    // No Implementation Required
+    }
+
+// ---------------------------------------------------------------------------
+// HandleError()
+// ---------------------------------------------------------------------------
+//  
+void CGlxSLMPFavMLObserver::HandleError( TInt /*aError*/ )
+    {
+    TRACER("CGlxSLMPFavMLObserver::HandleError()");
+    // No Implementation Required
+    }
+
+// ---------------------------------------------------------------------------
+// HandleCommandCompleteL()
+// ---------------------------------------------------------------------------
+//  
+void CGlxSLMPFavMLObserver::HandleCommandCompleteL( CMPXCommand* /*aCommandResult*/,
+        TInt /*aError*/, MGlxMediaList* /*aList*/ )
+    {
+    TRACER("CGlxSLMPFavMLObserver::HandleCommandCompleteL()");
+    // No Implementation Required
+    }
+
+// ---------------------------------------------------------------------------
+// HandleMediaL()
+// ---------------------------------------------------------------------------
+//  
+void CGlxSLMPFavMLObserver::HandleMediaL( TInt /*aListIndex*/, MGlxMediaList* /*aList*/ )
+    {
+    TRACER("CGlxSLMPFavMLObserver::HandleMediaL()");
+    // No Implementation Required
+    }
+
+// ---------------------------------------------------------------------------
+// HandleItemModifiedL()
+// ---------------------------------------------------------------------------
+//  
+void CGlxSLMPFavMLObserver::HandleItemModifiedL( const RArray<TInt>& /*aItemIndexes*/, 
+        MGlxMediaList* /*aList*/ )
+    {
+    TRACER("CGlxSLMPFavMLObserver::HandleItemModifiedL()");
+    // No Implementation Required
+    }
+
+
+//EOF