author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Fri, 19 Feb 2010 22:52:52 +0200 | |
branch | RCL_3 |
changeset 6 | 7d91903f795f |
parent 0 | 96612d01cf9f |
child 10 | ce5ada96ab30 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2008 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 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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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: UI level handler for category data.* |
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*/ |
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#ifndef VCXHGMYVIDEOSCATEGORYMODELHANDLER_H |
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#define VCXHGMYVIDEOSCATEGORYMODELHANDLER_H |
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// INCLUDE FILES |
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#include "vcxhgmyvideoscategorymodelobserver.h" |
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// FORWARD DECLARATIONS |
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class CMPXMedia; |
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class CVcxHgMyVideosModel; |
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class CHgScroller; |
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// CLASS DECLARATION |
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/** |
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* UI level handler for category data. |
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* |
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* @lib vcxhgmyvideos.lib |
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*/ |
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NONSHARABLE_CLASS( CVcxHgMyVideosCategoryModelHandler ) : |
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public CBase, |
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public MVcxHgMyVideosCategoryModelObserver |
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{ |
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public: |
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/** |
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* Default constructor |
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* |
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* @param aModel Application model |
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* @param aScroller Hg list component. |
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*/ |
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CVcxHgMyVideosCategoryModelHandler( |
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CVcxHgMyVideosModel& aModel, |
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CHgScroller& aScroller ); |
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/** |
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* Destructor. |
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*/ |
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virtual ~CVcxHgMyVideosCategoryModelHandler(); |
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/** |
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* Activates category model. |
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*/ |
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void DoModelActivateL(); |
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/** |
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* Deactivates category model. |
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*/ |
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void DoModelDeactivate(); |
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/** |
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* Makes sure model has correct category list. |
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*/ |
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void GetCategoryListL(); |
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/** |
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* Gets list highlight. |
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* |
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* @return Highlight. |
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*/ |
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TInt Highlight(); |
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/** |
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* Returns category index corresponding the Ganes index. |
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* |
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* @param Ganes scroller list index |
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* @return Index of category |
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*/ |
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TInt ResolveCategoryId( TInt aScrollerIndex ); |
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public: // From MVcxHgMyVideosCategoryModelObserver |
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/** |
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* Called when a list of categories is available. |
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* Ownership of array is transferred. |
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* |
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* @param aCategoryList List of categories |
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*/ |
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void NewCategoryListL( CMPXMediaArray* aCategoryList ); |
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/** |
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* Called when the list of categories has been modified. |
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*/ |
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void CategoryListModifiedL(); |
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/** |
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* Called when a single category has been modified (add/remove/modify). |
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* |
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* @param aEventType Type of modification event (add/remove/modify). |
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* @param aMpxItemId MPX Item Id of the modified item. |
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*/ |
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void CategoryModifiedL( TMPXChangeEventType aEventType, |
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TMPXItemId& aMpxItemId ); |
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|
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private: |
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/** |
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* Loads name of category from resources. |
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* |
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* @param aIndex Index of category. |
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* @return Name of category. |
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*/ |
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HBufC* GetCategoryNameLC( TInt aIndex ); |
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/** |
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* Formats second row text for categories. |
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* |
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* @param aMedia MPX media object for row. |
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* @return Second row text for category. |
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*/ |
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HBufC* FormatCategorySecondRowLC( CMPXMedia& aMedia ); |
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/** |
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* Translates MPX Item Id to index on UI list. |
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* |
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* @param aMpxItemId MPX Item Id. |
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* @return Index on UI, or KErrNotFound. |
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*/ |
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TInt UiIndexFromMpxItemId( TMPXItemId& aMpxItemId ); |
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|
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/** |
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* Updates the whole category list. |
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*/ |
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void UpdateCategoryListL(); |
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|
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/** |
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* Updates list item from specified index. |
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* |
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* @param aListIndex Item's index on UI list. |
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*/ |
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void UpdateCategoryListItemL( TInt aListIndex ); |
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|
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/** |
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* Removes list item from specefied index. |
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* |
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* @param aListIndex Item's index on UI list. |
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*/ |
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void RemoveCategoryListItem( TInt aListIndex ); |
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|
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/** |
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* Goes through given number of categories and |
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* fills iCategoryIdArray from the accepted ones |
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* |
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* @param aCategoriesAvailable Number of categories |
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*/ |
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void MakeCategoryIdArray( TInt aCategoriesAvailable ); |
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|
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/** |
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* Checks if the given category is accepted or not. |
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* |
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* @param aCategoryId category id |
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* @return TBool if accepted |
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*/ |
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TBool AcceptCategory( TInt aCategoryId ); |
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|
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/** |
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* Finds correct array index for given category id |
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* from iCategoryIdAraay |
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* |
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* @param aCategoryId category id to be found |
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* @return Array index |
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*/ |
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TInt ResolveCategoryArrayIndexById( TInt aCategoryId ); |
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|
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private: |
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|
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/** |
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* Application model. |
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* Not own. |
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*/ |
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CVcxHgMyVideosModel& iModel; |
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|
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/** |
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* Reference to Hg list component. |
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* Not own. |
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*/ |
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CHgScroller& iScroller; |
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|
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/** |
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* Array of categories. |
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* Own. |
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*/ |
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CMPXMediaArray* iCategoryList; |
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|
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/** |
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* TArray containing category ID's. Each index |
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* corresponds to the scroller list (eg. correct |
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* category ID for the 1st item in scroller list can |
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* be found from index 0). |
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*/ |
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RArray<TInt> iCategoryIdArray; |
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}; |
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|
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#endif // VCXHGMYVIDEOSCATEGORYMODELHANDLER_H |