--- a/landmarksui/uicontrols/src/CLmkSelectorCache.cpp Thu Aug 19 09:48:36 2010 +0300
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,188 +0,0 @@
-/*
-* Copyright (c) 2002 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: LandmarksUi Content File -
-*
-*/
-
-
-
-
-
-
-
-
-// INCLUDE FILES
-#include "CLmkSelectorCache.h"
-#include "CLmkUiItemBase.h"
-#include "CLmkListProviderBase.h"
-#include <lmkerrors.h>
-
-
-// CONSTANTS
-/// Unnamed namespace for local definitions
-namespace {
-
-const TInt KMaxCacheArraySize( 10 );
-#if defined(_DEBUG)
-_LIT( KPanicMsg, "CLmkSelectorCache" );
-
-void Panic( TPanicCode aReason )
- {
- User::Panic( KPanicMsg, aReason );
- }
-#endif
-} // namespace
-
-// ============================ MEMBER FUNCTIONS ===============================
-
-// -----------------------------------------------------------------------------
-// CLmkSelectorCache::CLmkSelectorCache
-// C++ default constructor can NOT contain any code, that
-// might leave.
-// -----------------------------------------------------------------------------
-//
-CLmkSelectorCache::CLmkSelectorCache( CLmkListProviderBase& aListProvider )
- : iListProvider( aListProvider )
- {
- }
-
-// -----------------------------------------------------------------------------
-// CLmkSelectorCache::ConstructL
-// Symbian 2nd phase constructor can leave.
-// -----------------------------------------------------------------------------
-//
-void CLmkSelectorCache::ConstructL()
- {
- iListProvider.AddObserverL( *this );
- }
-
-// -----------------------------------------------------------------------------
-// CLmkSelectorCache::NewL
-// Two-phased constructor.
-// -----------------------------------------------------------------------------
-//
-CLmkSelectorCache* CLmkSelectorCache::NewL(
- CLmkListProviderBase& aListProvider )
- {
- CLmkSelectorCache* self = new( ELeave ) CLmkSelectorCache( aListProvider );
-
- CleanupStack::PushL( self );
- self->ConstructL();
- CleanupStack::Pop();
-
- return self;
- }
-
-// ----------------------------------------------------
-// CLmkSelectorCache::~CLmkSelectorCache
-// ----------------------------------------------------
-//
-CLmkSelectorCache::~CLmkSelectorCache()
- {
- iListProvider.RemoveObserver(*this);
- iItemList.ResetAndDestroy();
- iItemList.Close();
- }
-
-// -----------------------------------------------------------------------------
-// CLmkSelectorCache::ItemAtL
-// Cache takes the ownership of item, therefore it receives a pointer,
-// but passes a reference to the lb model
-// -----------------------------------------------------------------------------
-//
-CLmkUiItemBase& CLmkSelectorCache::ItemAtL( TInt aIndex )
- {
- __ASSERT_DEBUG( aIndex >= 0, Panic( KLmkPanicInvalidIndex ) );
- TInt count = iItemList.Count();
- for ( TInt i( 0 ); i < count; ++i )
- {
- if ( aIndex == iItemList[i]->iIndex )
- {
- CLinkedItem* tmp = iItemList[i];
- CleanupStack::PushL( tmp );
- iItemList.Remove( i );
- User::LeaveIfError( iItemList.Insert( tmp, 0 ) );
- CleanupStack::Pop( tmp );
- return *(iItemList[0]->iPtr);
- }
- }
- __ASSERT_DEBUG( iListProvider.ItemCount() > aIndex ,
- Panic(KLmkPanicInvalidIndex) );
- CLinkedItem* tmp = new(ELeave) CLinkedItem();
- CleanupStack::PushL( tmp );
- tmp->iIndex = aIndex;
- tmp->iPtr = iListProvider.ItemAtL( aIndex );
- User::LeaveIfError( iItemList.Insert( tmp, 0 ) );
- CleanupStack::Pop(); // tmp
-
- if ( iItemList.Count() > KMaxCacheArraySize )
- {
- delete iItemList[KMaxCacheArraySize];
- iItemList.Remove( KMaxCacheArraySize );
- }
- return *( iItemList[0]->iPtr );
- }
-
-// -----------------------------------------------------------------------------
-// CLmkSelectorCache::ItemCount
-// ?implementation_description
-// (other items were commented in a header).
-// -----------------------------------------------------------------------------
-//
-TInt CLmkSelectorCache::ItemCount() const
- {
- // dummy implementation:
- return iListProvider.ItemCount();
- }
-
-// -----------------------------------------------------------------------------
-// CLmkSelectorCache::HandleListProviderEventL
-// ?implementation_description
-// (other items were commented in a header).
-// -----------------------------------------------------------------------------
-//
-void CLmkSelectorCache::HandleListProviderEvent(
- TLmkListProviderEventType /*aEvent*/ )
- {
- iItemList.ResetAndDestroy();
- }
-
-// ----------------------------------------------------
-// CLmkSelectorCache::HandleListProviderError
-// ----------------------------------------------------
-//
-void CLmkSelectorCache::HandleListProviderError( TInt /*aError*/ )
- {
- iItemList.ResetAndDestroy();
- }
-
-// ----------------------------------------------------
-// CLmkSelectorCache::CLinkedItem
-// ----------------------------------------------------
-//
-CLmkSelectorCache::CLinkedItem::CLinkedItem()
- {
- }
-
-// ----------------------------------------------------
-// CLmkSelectorCache::~CLinkedItem
-// ----------------------------------------------------
-//
-CLmkSelectorCache::CLinkedItem::~CLinkedItem()
- {
- delete this->iPtr;
- }
-
-
-// End of File