diff -r ae07d189b490 -r 5e1df1b52eb3 ui/uiengine/medialistwrapper/inc/glxtitlefetcher.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/ui/uiengine/medialistwrapper/inc/glxtitlefetcher.h Mon May 17 13:35:26 2010 +0530 @@ -0,0 +1,137 @@ +/* +* 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: Title fetcher +* +*/ + + + + +#ifndef GLXTITLEFETCHER_H +#define GLXTITLEFETCHER_H + +#include +#include +#include +#include +#include "mglxtitlefetcherobserver.h" + + +class CMPXCollectionPath; +class MGlxMediaList; +class CGlxDefaultAttributeContext; + + +class CGlxTitleFetcher : public CBase, public MGlxMediaListObserver + { +public: + /** + * Constructs an instance of CGlxTitleFetcher and initiates obtaining + * a title + * + * @param aObserver Observer of this list + * @param aPath The current path by which to obtain the title + */ + static CGlxTitleFetcher* NewL(MGlxTitleFetcherObserver& aObserver, + CMPXCollectionPath* aPath); + + IMPORT_C virtual ~CGlxTitleFetcher(); + + // From MGlxMediaListObserver + virtual void HandleItemAddedL(TInt aStartIndex, TInt aEndIndex, + MGlxMediaList* aList); + + /** + * Notification that media object is now available for an item + * + * @param Index of the item + */ + virtual void HandleMediaL(TInt /*aListIndex*/, MGlxMediaList* /*aList*/) {}; + + /** + * Notification that media item was removed from the list + * + * @param aStartIndex First item that was removed + * @param aEndIndex Last item that was removed + */ + virtual void HandleItemRemovedL(TInt /*aStartIndex*/, TInt /*aEndIndex*/, + MGlxMediaList* /*aList*/) {}; + + /** + * Notification that media item was changed + * + * @param aItemIndexes Indexes of items that were changed + */ + virtual void HandleItemModifiedL(const RArray& /*aItemIndexes*/, + MGlxMediaList* /*aList*/) {}; + + + /** + * Notification that an attribute is available + * + * @param aItemIndex Index of the for which the thumbnail is available + * @param aAttributes Array of attributes that have become available + * @param aList List that this callback relates to + */ + virtual void HandleAttributesAvailableL(TInt aItemIndex, + const RArray& aAttributes, MGlxMediaList* aList); + + /** + * Notification that focus has moved + * + * @param aType the direction of the focus change + * @param aNewIndex the new index after the focus change + * @param aOldIndex the old index before the focus change + * @param aList List that this callback relates to + */ + virtual void HandleFocusChangedL(NGlxListDefs::TFocusChangeType /*aType*/, + TInt /*aNewIndex*/, TInt /*aOldIndex*/, MGlxMediaList* /*aList*/) {}; + + /** + * Notification that an item has been selected/deselected + * + * @param aIndex Index of the item that has been selected/deselected + * @param aSelected Boolean to indicate selection/deselection + * @param aList List that the selection relates to + */ + virtual void HandleItemSelectedL(TInt /*aIndex*/, TBool /*aSelected*/, + MGlxMediaList* /*aList*/) {}; + + /** + * Notification from the collection. E.g. Items added/modified/deleted and progress notifications + * + * @param aMessage Message notification from the collection + * @param aList List that the notification relates to + */ + virtual void HandleMessageL(const CMPXMessage& /*aMessage*/, + MGlxMediaList* /*aList*/) {}; + +private: + + CGlxTitleFetcher(MGlxTitleFetcherObserver& aObserver, + CMPXCollectionPath* aPath); + + void ConstructL(); + +private: + + MGlxTitleFetcherObserver& iObserver; + CMPXCollectionPath* iPath; + TMPXItemId iPathId; + MGlxMediaList* iBackMediaList; + CGlxDefaultAttributeContext* iContext; + }; + + +#endif // GLXTITLEFETCHER_H