diff -r f7f0874bfe7d -r 74c9f037fd5d ui/commandhandlers/commandhandlerbase/src/glxmpxcommandhandler.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ui/commandhandlers/commandhandlerbase/src/glxmpxcommandhandler.cpp	Fri Mar 19 09:28:59 2010 +0200
@@ -0,0 +1,246 @@
+/*
+* 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: 
+*
+*/
+#include <mpxcommandgeneraldefs.h>
+#include <mpxcollectionpath.h>
+#include <mpxmessagegeneraldefs.h>
+#include <mpxmessageprogressdefs.h>
+
+#include <glxfilterfactory.h>
+#include <glxcollectionpluginall.hrh>
+#include <mglxmedialist.h>
+#include <glxcommandfactory.h>
+#include <glxmpxcommandhandler.h>
+#include <QDebug>
+
+GlxMpxCommandHandler::GlxMpxCommandHandler()
+{
+    iMediaList = NULL;
+}
+
+GlxMpxCommandHandler::~GlxMpxCommandHandler()
+{
+    //close the existing instance of Media List
+    if ( iMediaList ) { 
+        iMediaList->Close();
+        iMediaList = NULL;
+    }
+}
+
+void GlxMpxCommandHandler::executeCommand(int commandId,int collectionId)
+{
+    qDebug("GlxMpxCommandHandler::executeCommand ");
+    int aHierarchyId = 0; 
+    TGlxFilterItemType aFilterType = EGlxFilterImage;
+
+	//CreateMediaListL(aCollectionId, aHierarchyId,aFilterType);
+	if(collectionId != KGlxAlbumsMediaId)
+		{
+        qDebug("GlxMpxCommandHandler::executeCommand ::CreateMediaListL");
+		CreateMediaListL(collectionId, aHierarchyId,aFilterType);
+		}
+	else
+		{
+        qDebug("GlxMpxCommandHandler::executeCommand ::CreateMediaListAlbumItemL");
+		//for creating Medial List for Albums Media path Items
+		CreateMediaListAlbumItemL(collectionId, aHierarchyId,aFilterType);
+		}
+
+    TBool consume = ETrue;
+	//Execute Command 
+	DoExecuteCommandL(commandId,*iMediaList,consume);
+	//Create MPX command if any
+    CMPXCommand* command = CreateCommandL(commandId,*iMediaList,consume);
+    if(command){
+        command->SetTObjectValueL<TAny*>(KMPXCommandGeneralSessionId, static_cast<TAny*>(this));
+        iMediaList->AddMediaListObserverL(this);
+        iMediaList->CommandL(*command);
+    }
+}
+
+// ---------------------------------------------------------------------------
+// CreateMediaListL()
+// Creates a collection path
+// Create a filter as requested filtertype
+// Creates the medialist
+// ---------------------------------------------------------------------------
+void GlxMpxCommandHandler::CreateMediaListL(int aCollectionId, int aHierarchyId, TGlxFilterItemType aFilterType) 
+{
+   	Q_UNUSED(aHierarchyId);
+   	Q_UNUSED(aFilterType);	
+   	
+	//close the existing instance of Media List
+	if ( iMediaList ) { 
+	    iMediaList->Close();
+	    iMediaList = NULL;
+	}
+
+	// Create path to the list of images and videos
+	CMPXCollectionPath* path = CMPXCollectionPath::NewL();
+	CleanupStack::PushL( path );
+	path->AppendL(aCollectionId);
+	// Create filter to filter out either images or videos
+	CMPXFilter* filter = TGlxFilterFactory::CreateItemTypeFilterL(EGlxFilterImage);   //todo take actual filter type
+	CleanupStack::PushL(filter);
+	
+	// Create the media list
+	iMediaList =  MGlxMediaList::InstanceL( *path, 
+	                  TGlxHierarchyId(0), filter );  //todo take actual hierarchy 
+	CleanupStack::PopAndDestroy( filter );
+	
+	CleanupStack::PopAndDestroy(path);
+}
+    
+// ---------------------------------------------------------------------------
+// CreateMediaListAlbumItemL()
+// Creates the media list for the album Item 
+// ---------------------------------------------------------------------------
+void GlxMpxCommandHandler::CreateMediaListAlbumItemL(int aCollectionId, int aHierarchyId, TGlxFilterItemType aFilterType)
+	{
+	Q_UNUSED(aCollectionId);
+	Q_UNUSED(aHierarchyId);
+	//retrieve the instance of Media list for ALBUMS LIST which will be saved in iMediaList
+	CreateMediaListL(KGlxCollectionPluginAlbumsImplementationUid,0,EGlxFilterAlbum);
+	//retrieve the path of the focussed item of the MediaList
+	CMPXCollectionPath* path = iMediaList->PathLC(NGlxListDefs:: EPathFocusOrSelection);
+	//close the existing instance of Media List
+	iMediaList->Close();
+	iMediaList = NULL;
+	//create new media list with the derived path
+	CMPXFilter* filter = TGlxFilterFactory::CreateItemTypeFilterL(aFilterType);   //todo take actual filter type
+	CleanupStack::PushL(filter);
+	iMediaList = MGlxMediaList::InstanceL( *path, 
+	                  TGlxHierarchyId(0), filter );  //todo take actual hierarchy
+	CleanupStack::PopAndDestroy( filter );
+	
+	CleanupStack::PopAndDestroy(path);
+	}
+// -----------------------------------------------------------------------------
+// HandleItemAddedL
+// -----------------------------------------------------------------------------
+//  
+void GlxMpxCommandHandler::HandleItemAddedL(TInt /*aStartIndex*/, TInt /*aEndIndex*/, MGlxMediaList* /*aList*/)
+    {
+    // Do nothing
+    qDebug("New item added ");
+    }
+
+// -----------------------------------------------------------------------------
+// HandleMediaL
+// -----------------------------------------------------------------------------
+//	
+void GlxMpxCommandHandler::HandleMediaL(TInt /*aListIndex*/, MGlxMediaList* /*aList*/)
+	{
+	// Do nothing
+	}
+	
+// -----------------------------------------------------------------------------
+// HandleItemRemovedL
+// -----------------------------------------------------------------------------
+//	
+void GlxMpxCommandHandler::HandleItemRemovedL(TInt /*aStartIndex*/, TInt /*aEndIndex*/, MGlxMediaList* /*aList*/)
+	{
+	// Do nothing
+	}
+	
+// -----------------------------------------------------------------------------
+// HandleItemModifiedL
+// -----------------------------------------------------------------------------
+//	
+void GlxMpxCommandHandler::HandleItemModifiedL(const RArray<TInt>& /*aItemIndexes*/, 
+        MGlxMediaList* /*aList*/)
+	{
+	// Do nothing
+	}	
+
+// -----------------------------------------------------------------------------
+// HandleAttributesAvailableL
+// -----------------------------------------------------------------------------
+//	
+void GlxMpxCommandHandler::HandleAttributesAvailableL(TInt /*aItemIndex*/, 	
+	const RArray<TMPXAttribute>& /*aAttributes*/, MGlxMediaList* /*aList*/)
+	{
+	// Do nothing
+	}
+		
+// -----------------------------------------------------------------------------
+// HandleFocusChangedL
+// -----------------------------------------------------------------------------
+//	
+void GlxMpxCommandHandler::HandleFocusChangedL(NGlxListDefs::TFocusChangeType /*aType*/, 
+        TInt /*aNewIndex*/, TInt /*aOldIndex*/, MGlxMediaList* /*aList*/) 
+	{
+	// Do nothing
+	}
+	
+// -----------------------------------------------------------------------------
+// HandleItemSelectedL
+// -----------------------------------------------------------------------------
+//	
+void GlxMpxCommandHandler::HandleItemSelectedL(TInt /*aIndex*/, 
+        TBool /*aSelected*/, MGlxMediaList* /*aList*/)
+	{
+	// Do nothing
+	}
+
+// -----------------------------------------------------------------------------
+// HandleMessageL
+// -----------------------------------------------------------------------------
+//	
+void GlxMpxCommandHandler::HandleMessageL(const CMPXMessage& aMessage, 
+        MGlxMediaList* aList)
+{
+    if ((aMessage.IsSupported(KMPXMessageGeneralId) && (aMessage.IsSupported(KMPXCommandGeneralSessionId))))
+    {
+        TInt msgId = aMessage.ValueTObjectL<TInt>(KMPXMessageGeneralId);
+        TAny* sessionId = aMessage.ValueTObjectL<TAny*>(KMPXCommandGeneralSessionId);
+
+        // Check if this is a progress message and intended for this object
+    }
+}
+
+// -----------------------------------------------------------------------------
+// HandleCommandCompleteL
+// -----------------------------------------------------------------------------
+//	
+void GlxMpxCommandHandler::HandleCommandCompleteL(TAny* aSessionId, CMPXCommand* aCommandResult, TInt aError, MGlxMediaList* aList)
+    {
+
+    MGlxMediaList::UnmarkAllL(*iMediaList);
+    
+    DoHandleCommandCompleteL(aSessionId, aCommandResult, aError, aList);
+    
+    iMediaList->RemoveMediaListObserver(this);
+    }
+    
+// -----------------------------------------------------------------------------
+// Default implementation of advanced command handling does nothing
+// -----------------------------------------------------------------------------
+//	
+void GlxMpxCommandHandler::DoHandleCommandCompleteL(TAny* /*aSessionId*/, 
+        CMPXCommand* /*aCommandResult*/, TInt /*aError*/, MGlxMediaList* /*aList*/)
+    {
+    }
+ 
+// -----------------------------------------------------------------------------
+// Default implementation of advanced command handling does nothing
+// -----------------------------------------------------------------------------
+//
+
+void GlxMpxCommandHandler::DoExecuteCommandL(TInt /*aCommandId*/, MGlxMediaList& /*aMediaList*/, TBool& /*aConsume*/)
+{
+
+}