| author | Pat Downey <patd@symbian.org> |
| Wed, 01 Sep 2010 12:29:12 +0100 | |
| branch | RCL_3 |
| changeset 35 | 779871d1e4f4 |
| parent 0 | ed9695c8bcbe |
| permissions | -rw-r--r-- |
|
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/* |
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* Copyright (c) 2006 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: Component ID block lists implementation. |
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* |
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*/ |
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#include "tvtuiblocklists.h" |
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const static TUint KNullBlockMask = 0; |
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// Implementation for TVtUiBlockList |
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// ----------------------------------------------------------------------------- |
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// TVtUiBlockList::~TVtUiBlockList |
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// ----------------------------------------------------------------------------- |
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// |
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TVtUiBlockList::~TVtUiBlockList() |
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{
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} |
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// ----------------------------------------------------------------------------- |
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// TVtUiBlockList::TVtUiBlockList |
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// ----------------------------------------------------------------------------- |
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// |
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TVtUiBlockList::TVtUiBlockList() |
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{
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} |
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// Implementation for TVtUiBlockListBitField |
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// ----------------------------------------------------------------------------- |
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// TVtUiBlockListBitField::TVtUiBlockListBitField |
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// ----------------------------------------------------------------------------- |
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// |
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TVtUiBlockListBitField::TVtUiBlockListBitField() : iBlockMask( KNullBlockMask ) |
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{
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} |
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// ----------------------------------------------------------------------------- |
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// TVtUiBlockListBitField::TVtUiBlockListBitField |
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// ----------------------------------------------------------------------------- |
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// |
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TVtUiBlockListBitField::TVtUiBlockListBitField( TUint aBlockMask ) |
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: iBlockMask( aBlockMask ) |
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{
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} |
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// ----------------------------------------------------------------------------- |
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// TVtUiBlockListBitField::IsEmpty |
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// ----------------------------------------------------------------------------- |
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// |
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TBool TVtUiBlockListBitField::IsEmpty() const |
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{
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return !iBlockMask; |
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} |
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// ----------------------------------------------------------------------------- |
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// TVtUiBlockListBitField::Contains |
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// ----------------------------------------------------------------------------- |
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// |
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TBool TVtUiBlockListBitField::Contains( MVtUiComponent::TComponentId aId ) const |
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{
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return ( iBlockMask & aId ) && ( aId != MVtUiComponent::EComponentIdNull ); |
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} |
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// ----------------------------------------------------------------------------- |
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// TVtUiBlockListBitField::Union |
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// ----------------------------------------------------------------------------- |
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// |
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void TVtUiBlockListBitField::Union( const TVtUiBlockList& aBlockList ) |
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{
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iBlockMask |= |
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static_cast< const TVtUiBlockListBitField& >( aBlockList ).iBlockMask; |
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} |
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// ----------------------------------------------------------------------------- |
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// TVtUiBlockListBitField::IteratorLC |
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// ----------------------------------------------------------------------------- |
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// |
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CVtUiBlockListIterator* TVtUiBlockListBitField::IteratorLC() const |
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{
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return TVtUiBlockListBitField::CVtUiBListIteratorBF::NewLC( iBlockMask ); |
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} |
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// Implementation for TVtUiBlockListBitField::CVtUiBListIteratorBF |
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// ----------------------------------------------------------------------------- |
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// TVtUiBlockListBitField::CVtUiBListIteratorBF::NewLC |
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// ----------------------------------------------------------------------------- |
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// |
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TVtUiBlockListBitField::CVtUiBListIteratorBF* |
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TVtUiBlockListBitField::CVtUiBListIteratorBF::NewLC( |
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const TUint& aBlockMask ) |
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{
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CVtUiBListIteratorBF* self = new ( ELeave ) |
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CVtUiBListIteratorBF( aBlockMask ); |
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CleanupStack::PushL( self ); |
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return self; |
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} |
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112 |
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// ----------------------------------------------------------------------------- |
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// TVtUiBlockListBitField::CVtUiBListIteratorBF::CVtUiBListIteratorBF |
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// ----------------------------------------------------------------------------- |
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116 |
// |
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TVtUiBlockListBitField::CVtUiBListIteratorBF::CVtUiBListIteratorBF( |
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const TUint& aBlockMask ) : iBlockMask( aBlockMask ), iCurrent( 1 ) |
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{
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} |
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121 |
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// ----------------------------------------------------------------------------- |
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// TVtUiBlockListBitField::CVtUiBListIteratorBF::HasNext |
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// ----------------------------------------------------------------------------- |
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// |
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TBool TVtUiBlockListBitField::CVtUiBListIteratorBF::HasNext() const |
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{
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return ( iCurrent && ( iCurrent <= iBlockMask ) ); |
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} |
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130 |
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// ----------------------------------------------------------------------------- |
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// TVtUiBlockListBitField::CVtUiBListIteratorBF::Next |
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// ----------------------------------------------------------------------------- |
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// |
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MVtUiComponent::TComponentId |
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TVtUiBlockListBitField::CVtUiBListIteratorBF::Next() |
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{
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MVtUiComponent::TComponentId id( MVtUiComponent::EComponentIdNull ); |
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139 |
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while ( HasNext() && !( iCurrent & iBlockMask ) ) |
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{
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iCurrent <<= 1; |
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} |
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144 |
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if ( iCurrent ) |
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{
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id = static_cast< MVtUiComponent::TComponentId >( iCurrent ); |
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} |
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149 |
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iCurrent <<= 1; |
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151 |
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return id; |
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} |