1 /*

     2 * Copyright (c) 2007-2010 Sebastian Brannstrom, Lars Persson, EmbedDev AB

     3 *

     4 * All rights reserved.

     5 * This component and the accompanying materials are made available

     6 * under the terms of the License "Eclipse Public License v1.0"

     7 * which accompanies this distribution, and is available

     8 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     9 *

    10 * Initial Contributors:

    11 * EmbedDev AB - initial contribution.

    12 *

    13 * Contributors:

    14 *

    15 * Description:

    16 *

    17 */

    18 

    19 #ifndef PODCASTFEEDVIEWH

    20 #define PODCASTFEEDVIEWH 

    21 

    22 #include "FeedEngine.h"

    23 #include "PodcastListView.h"

    24 #include "ImageHandler.h"

    25 

    26 class CPodcastFeedViewUpdater;

    27 

    28 enum TOpmlState {

    29 	EOpmlIdle,

    30 	EOpmlImporting,

    31 	EOpmlSearching

    32 };

    33 

    34 class CPodcastFeedView : public CPodcastListView, public MEikListBoxObserver, 

    35 	public MFeedEngineObserver, public MImageHandlerCallback

    36     {

    37     public: 

    38         static CPodcastFeedView* NewL(CPodcastModel& aPodcastModel);

    39         static CPodcastFeedView* NewLC(CPodcastModel& aPodcastModel);

    40         ~CPodcastFeedView();

    41         void UpdateItemL(TInt aIndex);

    42 		void CheckResumeDownload();

    43 

    44 	protected:

    45 	    void ConstructL();

    46 		CPodcastFeedView(CPodcastModel& aPodcastModel);

    47 

    48 		/**

    49 		 * Returns views id, intended for overriding by sub classes.

    50 		 * @return id for this view.

    51 		 */

    52 		TUid Id() const;

    53 

    54 		/** 

    55 		 * Handles a view activation and passes the message of type 

    56 		 * @c aCustomMessageId. This function is intended for overriding by 

    57 		 * sub classes. This function is called by @c AknViewActivatedL().

    58 		 * @param aPrevViewId Specifies the view previously active.

    59 		 * @param aCustomMessageId Specifies the message type.

    60 		 * @param aCustomMessage The activation message.

    61 		 */

    62 		void DoActivateL(const TVwsViewId& aPrevViewId,

    63 	                                  TUid aCustomMessageId,

    64 	                                  const TDesC8& aCustomMessage);

    65 

    66 	    /** 

    67 		 * View deactivation function intended for overriding by sub classes. 

    68 		 * This function is called by @c AknViewDeactivated().

    69 		 */

    70 		void DoDeactivate();

    71 		

    72 

    73 		// From // MEikListBoxObserverClass

    74 		void HandleListBoxEventL(CEikListBox* aListBox, TListBoxEvent aEventType);

    75 		void UpdateListboxItemsL();

    76 	

    77 		// from MFeedEngineObserver

    78 		void FeedDownloadStartedL(TFeedState aState,TUint aFeedUid);		

    79 		void FeedDownloadFinishedL(TFeedState aState,TUint aFeeidUid, TInt aError);

    80 		void FeedUpdateAllCompleteL(TFeedState aState);

    81 		void OpmlParsingComplete(TUint aNumFeedsImported);

    82 

    83 		/** 

    84 		 * Command handling function intended for overriding by sub classes. 

    85 		 * Default implementation is empty.  

    86 		 * @param aCommand ID of the command to respond to. 

    87 		 */

    88 		void HandleCommandL(TInt aCommand);

    89 		void FeedInfoUpdatedL(TUint aFeedUid);

    90 		void UpdateFeedInfoDataL(CFeedInfo* aFeedInfo, TInt aIndex, TBool aIsUpdating = EFalse);

    91 		void UpdateFeedInfoStatusL(TUint aFeedUid, TBool aIsUpdating = EFalse);

    92 

    93 		void UpdateToolbar();

    94 		// from MProgressDialogCallback

    95 		void DialogDismissedL(TInt aButtonId); 

    96 

    97 		// from MImageHandlerCallback

    98 		void ImageOperationCompleteL(TInt aError);

    99 	private:

   100 		void FormatFeedInfoListBoxItemL(CFeedInfo& aFeedInfo, TBool aIsUpdating = EFalse);

   101 		void HandleAddFeedL();

   102 		void HandleEditFeedL();

   103 		void HandleRemoveFeedL();

   104 		void HandleImportFeedsL();

   105 		void HandleExportFeedsL();

   106 		void HandleUpdateFeedL();

   107 

   108 	private:

   109 		CPodcastModel& iPodcastModel;		

   110 		TBool iUpdatingAllRunning;

   111 		HBufC* iFeedsFormat;

   112 		HBufC* iNeverUpdated;

   113 		CPodcastFeedViewUpdater* iUpdater;

   114 		TBool iFirstActivateAfterLaunch;

   115 		TOpmlState iOpmlState;

   116 };

   117 

   118 #endif // PODCASTFEEDVIEWH