--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/videofeeds/hgvodui/inc/vcxhgvodservicelistmodelhandler.h Mon Jan 18 20:21:12 2010 +0200
@@ -0,0 +1,346 @@
+/*
+* 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 the License "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: HG VOD*
+*/
+
+
+
+
+#ifndef VCXHGVODSERVICELISTMODELHANDLER_H
+#define VCXHGVODSERVICELISTMODELHANDLER_H
+
+#include <ganes/HgScrollBufferObserverIface.h>
+
+#include "vcxhgvodmainviewcontainer.h"
+#include "vcxhgvodthumbnailobserver.h"
+#include "vcxnsserviceproviderobserver.h"
+#include "vcxnsupdateprogresshandler.h"
+#include "vcxnsservice.h"
+
+class CHgScroller;
+class CHgItem;
+class CVcxHgVodMainViewContainer;
+class CVcxHgVodMainView;
+class CVcxHgVodThumbnailManager;
+class MVcxNsServiceProviderIf;
+class CVcxNsUiEngine;
+class CVcxNsService;
+class MVcxNsUpdateProgressIf;
+
+// CLASS DECLARATION
+/**
+ *
+ *
+ *
+ * @code
+ *
+ * @endcode
+ *
+ * @lib vcxhgvodui.lib
+ * @since S60 v5.0
+ */
+class CVcxHgVodServiceListModelHandler : public CBase,
+ public MVcxNsServiceProviderObserver,
+ public MVcxNsUpdateProgressObserver,
+ public MVcxHgVodThumbnailObserver,
+ public MHgScrollBufferObserver
+ {
+
+public:
+
+ /**
+ * Two-phased constructor.
+ */
+ static CVcxHgVodServiceListModelHandler* NewL(
+ CVcxNsUiEngine& aDataProviderIf,
+ CVcxHgVodMainView& aView,
+ CHgScroller& aScroller,
+ CVcxHgVodServiceListImpl& aServiceListImpl );
+
+ /**
+ * Two-phased constructor.
+ */
+ static CVcxHgVodServiceListModelHandler* NewLC(
+ CVcxNsUiEngine& aDataProviderIf,
+ CVcxHgVodMainView& aView,
+ CHgScroller& aScroller,
+ CVcxHgVodServiceListImpl& aServiceListImpl );
+
+ /**
+ * Destructor.
+ */
+ virtual ~CVcxHgVodServiceListModelHandler();
+
+ /**
+ * Activate model
+ *
+ */
+ void DoActivateModelL( );
+
+ /**
+ * Deactivate model
+ *
+ */
+ void DoDeActivateModel( );
+
+ /**
+ * Show selected feed's details
+ */
+ void ShowFeedDetailsL( TInt aSelected );
+
+public:
+
+ /**
+ * From MVcxNsUpdateProgressObserver
+ * Handle update progress change.
+ * Informs which index in list needs to be updated with new progress
+ * @param aIndex Index where progress needs to be updated
+ * @param aProgress Progress as percentage
+ *
+ */
+ void HandleFeedUpdateProgressL( TInt aIndex, TInt aProgress );
+
+ /**
+ * Get service provider
+ *
+ */
+ MVcxNsServiceProviderIf* ServiceProvider();
+
+ /**
+ * Get service provider
+ * @return highlighted item index
+ */
+ TInt GetSelected();
+
+ /**
+ * Set highlighted item index
+ * @param aIndex highlighted item index
+ */
+ void SetSelected( TInt aIndex );
+
+ /**
+ * Check if there are any services in the list
+ *
+ */
+ TBool IsEmptyModel();
+
+ /**
+ * From MVcxNsServiceProviderObserver
+ */
+ void RefreshView();
+
+ /**
+ * Marks Item
+ * @param aIndex
+ */
+ void MarkItem( TInt aIndex );
+
+ /**
+ * Unmarks Item
+ * @param aIndex
+ */
+ void UnmarkItem( TInt aIndex );
+
+ /**
+ * @return Count of list items.
+ */
+ TInt ItemCount();
+
+ /**
+ * Move the visual item from the source index to target index position.
+ * @param aSourceIndex
+ * @param aTargetIndex
+ */
+ void MoveItemL( TInt aSourceIndex, TInt aTargetIndex );
+
+ /**
+ * @return Is the last item of the list selected.
+ */
+ TBool LastItemSelected();
+
+ /**
+ * From MVcxHgVodThumbnailObserver
+ * Notifies about completed thumbnail loading.
+ *
+ * @param aIcon Pointer to the created icon, ownership is transferred.
+ * @param aClientId ServiceId of the thumbnail.
+ */
+ void MvtoThumbnailReady( CGulIcon* aIcon, TInt64 aClientId );
+
+private:
+ /**
+ * Default constructor
+ * @param aDataProviderIf Data provider interface.
+ * @param aView Reference to view
+ * @param aAlfEnv Reference to alf environment
+ * @param aListWidget Reference to list widget
+ * @param aServiceListImpl List implementation
+ */
+ CVcxHgVodServiceListModelHandler(
+ CVcxNsUiEngine& aDataProviderIf,
+ CVcxHgVodMainView& aView,
+ CHgScroller& aScroller,
+ CVcxHgVodServiceListImpl& aServiceListImpl );
+
+ /**
+ * Constructor
+ *
+ */
+ void ConstructL( );
+
+ /**
+ * From MVcxNsServiceProviderObserver
+ * Notify service has been added.
+ *
+ * @param aIndex Added item's index
+ */
+ void ServiceAdded( TInt aIndex );
+
+ /**
+ * From MVcxNsServiceProviderObserver
+ * Handles updated service data
+ *
+ */
+ void ServiceUpdated( TInt aIndex );
+
+ /**
+ * Notify services data has been removed
+ *
+ * @param aIndex Removed item's index
+ * @param aUpdatedServiceList Updated service list array
+ */
+ void ServiceRemoved(
+ TInt aIndex,
+ RPointerArray<CVcxNsService>& aUpdatedServiceList );
+
+ /**
+ * From MVcxNsCategoryProviderObserver
+ * Application state needs to be updated.
+ */
+ void HandleAppStateChangedL();
+
+ /**
+ * From MVcxNsServiceProviderObserver
+ */
+ void OpenBrowserLinkL( const TDesC& aUri );
+
+ /**
+ * From MVcxNsServiceProviderObserver
+ */
+ void OpenStreamingLinkL( const TDesC& aUri );
+
+ /**
+ * Create the service item's second visible text
+ * @param aUpdateStatus service update status
+ * @param aUpdateTime Last update time
+ */
+ HBufC* GenerateServiceInfoTextLC(
+ CVcxNsService::TServiceUpdateStatus aUpdateStatus,
+ TTime aUpdateTime );
+
+ /**
+ * Refreshes view.
+ */
+ void RefreshViewL();
+
+ /**
+ * Updates item in list.
+ * @param aIndex Item's index
+ */
+ void UpdateListItemL( TInt aIndex );
+
+ /**
+ * Handles completed thumbnail loading. Makes sure that aIcon is
+ * pushed to CleanupStack before calling any leaving code.
+ */
+ void DoThumbnailReadyL( CGulIcon* aIcon, TInt64 aClientId );
+
+ /**
+ * From MHgScrollBufferObserver
+ *
+ * Buffer position changed. The items between the aBufferStart
+ * and aBufferEnd should be loaded as soon as possible.
+ *
+ * @param aBufferStart The index of the first item in buffer.
+ * @param aBufferEnd The index of the last item in buffer.
+ * @param aDirection The direction of request.
+ */
+ void Request( TInt aBufferStart, TInt aBufferEnd, THgScrollDirection aDirection );
+
+ /**
+ * From MHgScrollBufferObserver
+ *
+ * Buffer position changed. The items between the aBufferStart
+ * and aBufferEnd should be released.
+ *
+ * @param aBufferStart The index of the first item in buffer.
+ * @param aBufferEnd The index of the last item in buffer.
+ */
+ void Release( TInt aBufferStart, TInt aBufferEnd );
+
+private: // data
+
+ /**
+ * Ref to Ui Engine interface.
+ *
+ */
+ CVcxNsUiEngine& iDataProviderIf;
+
+ /**
+ * Pointer to service provider interface in UI engine
+ * Not own.
+ */
+ MVcxNsServiceProviderIf* iServiceProvider;
+
+ /**
+ * Pointer to array that holds services in UI engine
+ * Not own.
+ */
+ RPointerArray<CVcxNsService>* iServices;
+
+ /**
+ * Reference to UI component responsible of drawing the list.
+ */
+ CHgScroller& iScroller;
+
+ /**
+ * Reference to vod main view
+ */
+ CVcxHgVodMainView& iView;
+
+ /**
+ * Ref to service view implementation class
+ *
+ */
+ CVcxHgVodServiceListImpl& iServiceListImpl;
+
+ /**
+ * Pointer to update progress handler.
+ * Not own.
+ */
+ MVcxNsUpdateProgressIf* iProgressHandler;
+
+ /**
+ * Used to load thumbnails asynchronously.
+ */
+ CVcxHgVodThumbnailManager* iTnManager;
+
+ /**
+ * Saves the highlight index.
+ */
+ TInt iHighlight;
+
+ };
+
+#endif // VCXHGVODSERVICELISTMODELHANDLER_H