/*+
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* Copyright (c) 2007-2010 Sebastian Brannstrom, Lars Persson, EmbedDev AB+
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*+
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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 the License "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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* EmbedDev AB - initial contribution.+
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*+
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* Contributors:+
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*+
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* Description:+
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*+
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*/+
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+
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#ifndef PODCASTFEEDVIEWH+
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#define PODCASTFEEDVIEWH +
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+
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#include "FeedEngine.h"+
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#include "PodcastListView.h"+
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#include "ImageHandler.h"+
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+
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class CPodcastFeedViewUpdater;+
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+
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enum TOpmlState {+
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	EOpmlIdle,+
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	EOpmlImporting,+
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	EOpmlSearching+
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};+
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+
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class CPodcastFeedView : public CPodcastListView, public MEikListBoxObserver, +
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	public MFeedEngineObserver, public MImageHandlerCallback+
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    {+
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    public: +
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        static CPodcastFeedView* NewL(CPodcastModel& aPodcastModel);+
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        static CPodcastFeedView* NewLC(CPodcastModel& aPodcastModel);+
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        ~CPodcastFeedView();+
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        void UpdateItemL(TInt aIndex);+
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		void CheckResumeDownloadL();+
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		void UpdateToolbar(TBool aVisible=ETrue);+
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		TBool ViewingShows();+
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		+
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	protected:+
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	    void ConstructL();+
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		CPodcastFeedView(CPodcastModel& aPodcastModel);+
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+
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		/**+
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		 * Returns views id, intended for overriding by sub classes.+
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		 * @return id for this view.+
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		 */+
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		TUid Id() const;+
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+
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		/** +
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		 * Handles a view activation and passes the message of type +
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		 * @c aCustomMessageId. This function is intended for overriding by +
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		 * sub classes. This function is called by @c AknViewActivatedL().+
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		 * @param aPrevViewId Specifies the view previously active.+
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		 * @param aCustomMessageId Specifies the message type.+
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		 * @param aCustomMessage The activation message.+
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		 */+
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		void DoActivateL(const TVwsViewId& aPrevViewId,+
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	                                  TUid aCustomMessageId,+
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	                                  const TDesC8& aCustomMessage);+
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+
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	    /** +
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		 * View deactivation function intended for overriding by sub classes. +
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		 * This function is called by @c AknViewDeactivated().+
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		 */+
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		void DoDeactivate();+
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		+
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+
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		// From // MEikListBoxObserverClass+
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		void HandleListBoxEventL(CEikListBox* aListBox, TListBoxEvent aEventType);+
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		void UpdateListboxItemsL();+
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	+
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		// from MFeedEngineObserver+
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		void FeedDownloadStartedL(TFeedState aState,TUint aFeedUid);		+
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		void FeedDownloadFinishedL(TFeedState aState,TUint aFeeidUid, TInt aError);+
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		void FeedUpdateAllCompleteL(TFeedState aState);+
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		void OpmlParsingComplete(TInt aError, TUint aNumFeedsImported);+
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+
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		/** +
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		 * Command handling function intended for overriding by sub classes. +
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		 * Default implementation is empty.  +
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		 * @param aCommand ID of the command to respond to. +
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		 */+
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		void HandleCommandL(TInt aCommand);+
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		void FeedInfoUpdatedL(TUint aFeedUid);+
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		void UpdateFeedInfoDataL(CFeedInfo* aFeedInfo, TInt aIndex, TBool aIsUpdating = EFalse);+
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		void UpdateFeedInfoStatusL(TUint aFeedUid, TBool aIsUpdating = EFalse);+
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+
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		// from MProgressDialogCallback+
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		void DialogDismissedL(TInt aButtonId); +
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+
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		// from MImageHandlerCallback+
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		void ImageOperationCompleteL(TInt aError, TUint aHandle, CPodcastModel& aPodcastModel);+
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		+
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		void HandleLongTapEventL( const TPoint& aPenEventLocation, const TPoint& aPenEventScreenLocation);+
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+
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	private:+
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		void FormatFeedInfoListBoxItemL(CFeedInfo& aFeedInfo, TBool aIsUpdating = EFalse);+
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		void HandleAddFeedL();+
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		void HandleEditFeedL();+
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		void HandleRemoveFeedL();+
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		void HandleImportFeedsL();+
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		void HandleExportFeedsL();+
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		void HandleUpdateFeedL();+
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		void GetFeedErrorText(TDes &aErrorMessage, TInt aErrorCode);+
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		void OpmlParsingCompleteL(TInt aError, TUint aNumFeedsImported);+
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+
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	private:+
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		CPodcastModel& iPodcastModel;		+
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		TBool iUpdatingRunning;+
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		HBufC* iFeedsFormat;+
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		HBufC* iNeverUpdated;+
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		CPodcastFeedViewUpdater* iUpdater;+
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		TBool iFirstActivateAfterLaunch;+
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		TOpmlState iOpmlState;+
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		TBool iViewingShows;+
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		RArray<TInt> iFeedIdForIconArray;+
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};+
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+
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#endif // PODCASTFEEDVIEWH+
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