author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Thu, 17 Dec 2009 08:45:44 +0200 | |
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child 2 | 7d9067c6fcb1 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies). |
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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 "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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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: List view implementation |
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* |
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*/ |
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#ifndef C_GLXLISTVIEWIMP_H |
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#define C_GLXLISTVIEWIMP_H |
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// INCLUDES |
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#include "glxlistview.h" |
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#include "glxpreviewthumbnailbinding.h" |
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#include <glxthumbnailcontext.h> // Fetch context to retrieve thumbnails |
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#include <glxmedialistiterator.h> // Interface for going through items in |
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#include <ganes/HgScrollBufferObserverIface.h> |
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#include <ganes/HgSelectionObserverIface.h> |
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// FORWARD DECLARATIONS |
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class MMPXCollectionUtility; |
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class CGlxPreviewThumbnailBinding; |
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class CHgList; |
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class CAknsBasicBackgroundControlContext; |
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// CLASS DECLARATION |
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/** |
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* Implementation of preview list view. The view shows a vertically scrolling |
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* listbox with a highlight on the selected item. The selected item may also |
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* show additional information such as extra text and preview thumbnails. |
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* |
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* The view uses the mullistwidget |
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* |
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* When the list is empty, a static text string is displayed in the centre of |
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* the view, and the middle softkey is disabled. |
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* |
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*/ |
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NONSHARABLE_CLASS( CGlxListViewImp ) : public CGlxListView, |
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public MGlxMediaListObserver, |
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public MHgScrollBufferObserver, |
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public MHgSelectionObserver, |
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public MPreviewTNObserver |
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{ |
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public: |
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/** |
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* Two-phased constructor. |
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* |
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* @param aMediaListFactory object providing a media list |
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* @param aViewUid ID of the view to create. |
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* @param aResourceIds containing view specific resource ids |
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* @param aTitle title of the view |
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* |
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* @return Pointer to newly created object. |
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*/ |
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static CGlxListViewImp* NewL(MGlxMediaListFactory* aMediaListFactory, |
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TInt aViewUid, |
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const TListViewResourceIds& aResourceIds, |
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const TDesC& aTitle); |
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/** |
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* Two-phased constructor. |
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* |
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* @param aMediaListFactory object providing a media list |
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* @param aViewUid ID of the view to create. |
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* @param aResourceIds containing view specific resource ids |
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* @param aTitle title of the view |
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* |
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* @return Pointer to newly created object. |
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*/ |
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static CGlxListViewImp* NewLC(MGlxMediaListFactory* aMediaListFactory, |
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TInt aViewUid, |
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const TListViewResourceIds& aResourceIds, |
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const TDesC& aTitle); |
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/** |
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* Destructor. |
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*/ |
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virtual ~CGlxListViewImp(); |
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private: |
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/** |
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* C++ default constructor. |
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* |
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* @param aViewUid ID of the view to create. |
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* @param aResourceIds containing view specific resource ids |
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*/ |
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CGlxListViewImp(TInt aViewUid, const TListViewResourceIds& aResourceIds); |
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/** |
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* By default Symbian 2nd phase constructor is private. |
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* |
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* @param aMediaListFactory object providing a media list |
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* @param aTitle title of the view |
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*/ |
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void ConstructL(MGlxMediaListFactory* aMediaListFactory, const TDesC& aTitle); |
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/** |
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* @return ID for the control group containing the list control. |
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*/ |
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TInt ControlGroupId() const; |
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// from base class CAknView |
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TUid Id() const; |
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void DoMLViewActivateL(const TVwsViewId& aPrevViewId, TUid aCustomMessageId, |
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const TDesC8& aCustomMessage); |
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void DoMLViewDeactivate(); |
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TBool HandleViewCommandL(TInt aCommand); |
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/** |
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* HandleStatusPaneSizeChange. |
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* Called by the framework when the application status pane |
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* size is changed. |
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*/ |
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void HandleStatusPaneSizeChange ( ); |
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|
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TTypeUid::Ptr MopSupplyObject(TTypeUid aId); |
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/** |
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* Destroys the View Widget and Model for List Widget |
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*/ |
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void DestroyListViewWidget(); |
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|
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protected: |
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void PreviewTNReadyL(CFbsBitmap* aBitmap, CFbsBitmap* aMask, TInt aIndex); |
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protected: |
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void Request(TInt aRequestStart, TInt aRequestEnd, THgScrollDirection aDirection); |
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void Release(TInt aReleaseStart, TInt aReleaseEnd); |
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protected: |
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void HandleSelectL( TInt aIndex ); |
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void HandleOpenL( TInt aIndex ); |
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private: |
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void CreateListL(); |
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public: // from MGlxMediaListObserver |
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void HandleItemAddedL( TInt aStartIndex, TInt aEndIndex, MGlxMediaList* aList ); |
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void HandleItemRemovedL( TInt aStartIndex, TInt aEndIndex, MGlxMediaList* aList ); |
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void HandleAttributesAvailableL( TInt aItemIndex, |
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const RArray<TMPXAttribute>& aAttributes, MGlxMediaList* aList ); |
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void HandleFocusChangedL( NGlxListDefs::TFocusChangeType aType, |
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TInt aNewIndex, TInt aOldIndex, MGlxMediaList* aList ); |
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void HandleItemSelectedL(TInt aIndex, TBool aSelected, MGlxMediaList* aList ); |
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void HandleMessageL( const CMPXMessage& aMessage, MGlxMediaList* aList ); |
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void HandleError( TInt aError ); |
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void HandleCommandCompleteL( CMPXCommand* aCommandResult, TInt aError, |
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MGlxMediaList* aList ); |
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void HandleMediaL( TInt aListIndex, MGlxMediaList* aList ); |
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void HandleItemModifiedL( const RArray<TInt>& aItemIndexes, MGlxMediaList* aList ); |
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void HandlePopulatedL( MGlxMediaList* aList ); |
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private: // Data |
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CAknsBasicBackgroundControlContext* iBgContext; //Own |
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CHgList* iList; //Own |
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MGlxMediaList* iFocusedChildList; |
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CGlxPreviewThumbnailBinding* iPreviewTNBinding; //Own |
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// Fetch context for retrieving title attribute |
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CGlxDefaultAttributeContext* iTitleAttributeContext; |
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// Fetch context for retrieving subtitle |
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CGlxDefaultAttributeContext* iSubtitleAttributeContext; |
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// Thumbnail context |
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CGlxThumbnailContext* iThumbnailContext; //Own |
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// for thumbnail context |
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TGlxSequentialIterator iThumbnailIterator; |
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/** Unique ID of this Avkon view */ |
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TInt iViewUid; |
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|
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/** View specific resource ids */ |
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TListViewResourceIds iResourceIds; |
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/// The animation being applied to the view |
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MGlxAnimation* iViewAnimation; |
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TBool iPopulateListTNs; |
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TInt iStartIndex; |
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TInt iLastFocusedIndex; |
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TBool iNextViewActivationEnabled; |
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// save title text |
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HBufC* iTitletext; |
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}; |
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#endif // C_GLXLISTVIEWIMP_H |
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// End of File |