author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Tue, 14 Sep 2010 21:19:17 +0300 | |
branch | RCL_3 |
changeset 27 | 34937ec34dac |
parent 26 | 5b3385a43d68 |
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: Implementation class for Medialist Access for Data |
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* |
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*/ |
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#include "glxmedialistmulmodelproviderimpl.h" // The actual implemntation for providign the data to the clients is done here |
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#include "glxbindingset.h" // This basically holds the bindings required to populate the visual item |
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#include <mglxmedialist.h> // Interface for reading lists of media items |
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#include "glxthumbnailinfo.h" |
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#include "glxattributerequirement.h" // This class will set the required attribute to the medialist |
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#include "glxerrormanager.h" // for handling the error attribute that may be attached to items |
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#include "glxthumbnailattributeinfo.h" |
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#include "glxmulbindingsetfactory.h" // CreateBindingSetL creates instance of Binding set |
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#include <mul/imulcoverflowwidget.h> // An interface for Multimedia coverflow Widget |
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#include <glxresolutionutility.h> // Singleton containing resolution utility methods |
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#include <glxtracer.h> |
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#include <glxlog.h> // Logging |
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#include <glxuiutility.h> // Alf utils lib glxalfutils.lib |
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#include "glxtexturemanager.h" |
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static const char* const KListWidget = "ListWidget"; |
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static const char* const KCoverFlowWidget = "CoverflowWidget"; |
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using namespace Alf; |
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// ---------------------------------------------------------------------------- |
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// NewL |
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// ---------------------------------------------------------------------------- |
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// |
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CGlxMediaListMulModelProviderImpl* CGlxMediaListMulModelProviderImpl::NewL( |
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CAlfEnv& aEnv, |
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IMulWidget& aWidget, |
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MGlxMediaList& aMediaList, |
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const TGlxMulBindingSetFactory& aFactory, |
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Alf::mulwidget::TLogicalTemplate aDefaultTemplate, |
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TInt aDataWindowSize ) |
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{ |
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TRACER("CGlxMediaListMulModelProviderImpl::NewL"); |
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CGlxMediaListMulModelProviderImpl* self = |
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new ( ELeave) CGlxMediaListMulModelProviderImpl( aWidget, aMediaList ); |
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CleanupStack::PushL( self ); |
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self->ConstructL( aEnv, aFactory, aDefaultTemplate, aDataWindowSize ); |
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CleanupStack::Pop( self ); |
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return self; |
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} |
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// ---------------------------------------------------------------------------- |
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// Constructor |
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// ---------------------------------------------------------------------------- |
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// |
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CGlxMediaListMulModelProviderImpl::CGlxMediaListMulModelProviderImpl( |
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IMulWidget& aWidget, MGlxMediaList& aMediaList ) |
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: CGlxMulModelProviderBase( aWidget ), iMediaList( aMediaList ),iWidget(aWidget) |
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{ |
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} |
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// ---------------------------------------------------------------------------- |
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// ConstructL |
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// ---------------------------------------------------------------------------- |
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// |
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void CGlxMediaListMulModelProviderImpl::ConstructL( CAlfEnv& aEnv, |
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const TGlxMulBindingSetFactory& aFactory, |
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Alf::mulwidget::TLogicalTemplate aDefaultTemplate, TInt aDataWindowSize ) |
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{ |
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TRACER("CGlxMediaListMulModelProviderImpl::ConstructL"); |
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BaseConstructL( aEnv, aDefaultTemplate, aDataWindowSize ); |
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iMediaList.AddMediaListObserverL(this); |
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iUiUtility = CGlxUiUtility::UtilityL(); |
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iAttributeRequirements = CGlxAttributeRequirements::NewL( iMediaList); |
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iBindingSet = aFactory.CreateBindingSetL( *this ); |
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TInt height; |
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TInt width; |
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iWidget.GetIconSize(aDefaultTemplate,Alf::mulvisualitem::KMulIcon1,height,width); |
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TSize thumbnailSize(width,height); |
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iBindingSet->AddRequirementsL( *iAttributeRequirements ,thumbnailSize ); |
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if( iMediaList.Count() > 0 ) |
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{ |
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HandleItemAddedL( 0, iMediaList.Count() - 1, &iMediaList ); |
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if(!iUiUtility->IsPenSupported()) |
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{ |
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CMPXCollectionPath* path = iMediaList.PathLC( NGlxListDefs::EPathFocusOrSelection ); |
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iBindingSet->HandleItemChangedL( *path ); |
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CleanupStack::PopAndDestroy( path ); |
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} |
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iMediaIDForTextureDeletion = iMediaList.Item(iMediaList.FocusIndex()).Id(); |
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} |
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if(UString( KListWidget ) == UString(iWidget.widgetName() ) || UString( KCoverFlowWidget ) == UString(iWidget.widgetName() ) ) |
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{ |
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AddWidgetEventHandler(); |
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} |
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} |
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// ---------------------------------------------------------------------------- |
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// Destructor |
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// ---------------------------------------------------------------------------- |
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// |
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CGlxMediaListMulModelProviderImpl::~CGlxMediaListMulModelProviderImpl() |
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{ |
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TRACER("CGlxMediaListMulModelProviderImpl::~CGlxMediaListMulModelProviderImpl"); |
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delete iBindingSet; |
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delete iAttributeRequirements; |
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iMediaList.RemoveMediaListObserver( this ); |
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if (iUiUtility) |
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{ |
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iUiUtility->Close(); |
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} |
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} |
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// ---------------------------------------------------------------------------- |
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// HandleBindingChanged |
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// ---------------------------------------------------------------------------- |
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// |
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void CGlxMediaListMulModelProviderImpl::HandleBindingChanged( |
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const CGlxBinding& aBinding ) |
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{ |
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TRACER("CGlxMediaListMulModelProviderImpl::HandleBindingChanged"); |
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SetDataT( aBinding, iMediaList.Item(iMediaList.FocusIndex()), |
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27
34937ec34dac
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
26
diff
changeset
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iMediaList.FocusIndex(), iMediaList); |
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} |
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// ---------------------------------------------------------------------------- |
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// HandleFocusChanged |
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// ---------------------------------------------------------------------------- |
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// |
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void CGlxMediaListMulModelProviderImpl::HandleFocusChanged( TInt |
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/*aNewFocusIndex*/, TInt /*aPreviousFocusIndex*/ ) |
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{ |
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TRACER("CGlxMediaListMulModelProviderImpl::HandleFocusChanged"); |
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if (CGlxBinding::EUpdateRequested == iBindingSet->HandleFocusChanged( ETrue ) ) |
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{ |
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UpdateItems( iMediaList.FocusIndex(), 1 ); |
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} |
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} |
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// ---------------------------------------------------------------------------- |
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// HandleFocusChangedL |
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// ---------------------------------------------------------------------------- |
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// |
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void CGlxMediaListMulModelProviderImpl::HandleFocusChangedL( NGlxListDefs::TFocusChangeType /*aType*/, |
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TInt aNewIndex, TInt aOldIndex, MGlxMediaList* aList ) |
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{ |
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TRACER("CGlxMediaListMulModelProviderImpl::HandleFocusChangedL"); |
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CMPXCollectionPath* path = iMediaList.PathLC( NGlxListDefs::EPathFocusOrSelection ); |
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if ( aNewIndex != FocusIndex() ) |
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{ |
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// focus was changed not by the widget, but by some other reason (e.g., item insertion) |
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//Aki changes - todo |
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SetFocusIndex( aNewIndex ); |
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} |
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iBindingSet->HandleItemChangedL( *path ); // Item changed is handled first before Updating the List - see line 168 moved from here |
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if( aList->FocusIndex() >=0 && aOldIndex <= aList->Count() -1 && aOldIndex!=-1 ) |
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{ |
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UpdateItems( aOldIndex, 1 ); |
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UpdateItems( aNewIndex, 1 ); |
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} |
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CleanupStack::PopAndDestroy( path ); |
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// Check for the deletion of a media item and delete the texture of the deleted media item. |
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// Deleting the texture after removing the item from the mul model and updating the new image. |
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// Hence the texture deletion is done at a later stage here instead of in HandleItemRemovedL(). |
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if ((aNewIndex == aOldIndex) && (iMediaIDForTextureDeletion.Value() |
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!= KGlxInvalidIdValue) || (aNewIndex == KErrNotFound && aOldIndex |
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== 0)) |
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{ |
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iUiUtility->GlxTextureManager().RemoveTexture( |
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iMediaIDForTextureDeletion, EFalse); |
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} |
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// Storing the focussed media id for use during the focussed media item deletion operation |
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if (aNewIndex >= 0 && aNewIndex < aList->Count()) |
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{ |
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iMediaIDForTextureDeletion = aList->Item(aNewIndex).Id(); |
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} |
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else |
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{ |
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iMediaIDForTextureDeletion.SetValue(KGlxInvalidIdValue); |
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} |
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} |
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// ---------------------------------------------------------------------------- |
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// HandleItemAddedL |
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// ---------------------------------------------------------------------------- |
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// |
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void CGlxMediaListMulModelProviderImpl::HandleItemAddedL( TInt aStartIndex, |
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TInt aEndIndex, MGlxMediaList* aList ) |
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{ |
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TRACER("CGlxMediaListMulModelProviderImpl::HandleItemAddedL"); |
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GLX_LOG_INFO1("HandleItemAddedL::aStartIndex %d", aStartIndex); |
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GLX_LOG_INFO1("HandleItemAddedL::aEndIndex %d", aEndIndex); |
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InsertItemsL( aStartIndex, aEndIndex - aStartIndex + 1, aList->FocusIndex() ); |
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} |
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// ---------------------------------------------------------------------------- |
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// HandleItemRemoved |
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// ---------------------------------------------------------------------------- |
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// |
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void CGlxMediaListMulModelProviderImpl::HandleItemRemovedL( TInt aStartIndex, |
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TInt aEndIndex, MGlxMediaList* /*aList*/ ) |
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{ |
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TRACER("CGlxMediaListMulModelProviderImpl::HandleItemRemovedL"); |
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RemoveItems( aStartIndex, aEndIndex - aStartIndex + 1 ); |
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} |
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// ---------------------------------------------------------------------------- |
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// HandleAttributesAvailableL |
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// ---------------------------------------------------------------------------- |
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// |
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void CGlxMediaListMulModelProviderImpl::HandleAttributesAvailableL( TInt aIndex, |
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const RArray<TMPXAttribute>& aAttributes, MGlxMediaList* /*aList*/ ) |
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{ |
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TRACER("CGlxMediaListMulModelProviderImpl::HandleAttributesAvailableL"); |
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GLX_LOG_INFO1("HandleAttributesAvailableL::Index %d", aIndex); |
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if(iBindingSet->HasRelevantAttributes( aAttributes ) ) |
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{ |
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UpdateItems( aIndex, 1 ); |
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} |
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} |
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// ---------------------------------------------------------------------------- |
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// HandleError |
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// ---------------------------------------------------------------------------- |
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// |
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void CGlxMediaListMulModelProviderImpl::HandleError( TInt aError ) |
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{ |
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TRACER("CGlxMediaListMulModelProviderImpl::HandleError"); |
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TRAP_IGNORE( DoHandleErrorL( aError ) ); |
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} |
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// ---------------------------------------------------------------------------- |
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// HandleError |
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// ---------------------------------------------------------------------------- |
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// |
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void CGlxMediaListMulModelProviderImpl::DoHandleErrorL( TInt /*aError*/ ) |
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{ |
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TRACER("CGlxMediaListMulModelProviderImpl::DoHandleErrorL"); |
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// Check for items for which fetching a thumbnail has failed, and replace |
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// the default icon with broken icon |
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TInt count = iMediaList.Count(); |
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for ( TInt i = 0; i < count; i++ ) |
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{ |
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const TGlxMedia& item = iMediaList.Item( i ); |
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TInt thumbnailError = GlxErrorManager::HasAttributeErrorL( |
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item.Properties(), KGlxMediaIdThumbnail ); |
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if( thumbnailError ) |
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{ |
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UpdateItems( i , 1 ); |
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} |
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} |
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} |
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// ---------------------------------------------------------------------------- |
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// ProvideData |
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// ---------------------------------------------------------------------------- |
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// |
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void CGlxMediaListMulModelProviderImpl::ProvideData (int aIndex, int aCount, |
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MulDataPath /*aPath*/) |
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{ |
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TRACER("CGlxMediaListMulModelProviderImpl::ProvideData"); |
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GLX_LOG_INFO1("ProvideData::aCount %d", aCount); |
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if( KErrNotFound != iMediaList.FocusIndex() ) |
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{ |
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for(int i = aIndex; i < aIndex + aCount ; i++) |
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{ |
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27
34937ec34dac
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
26
diff
changeset
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SetDataT( *iBindingSet, iMediaList.Item(i), i, iMediaList); |
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} |
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} |
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else |
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return; |
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} |
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void CGlxMediaListMulModelProviderImpl::HandleOrientationChanged() |
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{ |
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TRACER("CGlxMediaListMulModelProviderImpl::HandleOrientationChanged"); |
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//Fix for ESLM-7VGCS8 |
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//Since iBindingSet->AddRequirementsL() will change the iFsThumbnailContext's |
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//thumbnail size due to which thumbnail fetched for old context is getting |
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//deleted in clean-up. But actually S60 TNM provides same thumbnail for both |
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//the configurations requests,So it is unneccesary to delete the existing |
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//thumbnail and request for the same. To avoid this ,iBindingSet->AddRequirementsL() |
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//and UpdateItems() is removed so that the context will not be changed |
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//and the thumbnail deletion will not happen. |
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} |
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// ---------------------------------------------------------------------------- |
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// HandleItemModifiedL |
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// ---------------------------------------------------------------------------- |
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// |
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void CGlxMediaListMulModelProviderImpl::HandleItemModifiedL( const RArray<TInt>& aItemIndexes, |
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MGlxMediaList* aList ) |
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{ |
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//Bug fix for PKAA-7NRBYZ |
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//First remove all the textures from the list in the texture manager |
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//otherwise it would not create a new texture for the modified image. |
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for(TInt index = 0;index<aItemIndexes.Count();index++) |
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{ |
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TGlxMedia media = aList->Item(aItemIndexes[index]); |
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iUiUtility->GlxTextureManager().RemoveTexture(media.Id(),ETrue); |
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} |
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//Now update the items, this would create the new textures and update the view. |
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for(TInt index = 0;index<aItemIndexes.Count();index++) |
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UpdateItems(aItemIndexes[index],1); |
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} |
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// ---------------------------------------------------------------------------- |
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// UpdateItems |
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// ---------------------------------------------------------------------------- |
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// |
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void CGlxMediaListMulModelProviderImpl::UpdateItems( TInt aIndex, TInt aCount ) |
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{ |
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TRACER("CGlxMediaListMulModelProviderImpl::UpdateItems"); |
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CGlxMulModelProviderBase::UpdateItems(aIndex, aCount); |
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} |
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// ---------------------------------------------------------------------------- |
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// AnimateDRMGifItem |
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// ---------------------------------------------------------------------------- |
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// |
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void CGlxMediaListMulModelProviderImpl::AnimateDRMGifItem( TBool aAnimate ) |
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{ |
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CGlxMulModelProviderBase::AnimateDRMGifItem(aAnimate); |
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} |