author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Mon, 04 Oct 2010 00:38:31 +0300 | |
changeset 124 | e36b2f4799c0 |
parent 121 | 0b3699f6c654 |
child 127 | 7b66bc3c6dc9 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 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: |
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* |
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*/ |
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#include <tstaskmonitorglobals.h> |
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#include "tsstorage.h" |
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#include "tsmodelitemkeymsg.h" |
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|
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const TInt KTsDataLimit(10); |
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// ----------------------------------------------------------------------------- |
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/** |
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* Two phase construction. Create and initialize storage instance. |
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* @param aDataProviders - list of data providers |
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* @return storage instane |
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*/ |
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CTsStorage* CTsStorage::NewL(const TArray<MTsModel*> &aDataProviders) |
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{ |
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CTsStorage* self = new(ELeave) CTsStorage(); |
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CleanupStack::PushL( self ); |
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self->ConstructL( aDataProviders ); |
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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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/** |
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* Destructor. Function cancel subscribtion for data change notyfications |
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*/ |
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CTsStorage::~CTsStorage() |
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{ |
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for( TInt iter(0); iter < iDataProviders.Count(); ++iter ) |
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{ |
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iDataProviders[iter]->SetObserver( 0 ); |
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} |
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iData.Close(); |
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} |
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|
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// ----------------------------------------------------------------------------- |
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/** |
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* First phase construction. |
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*/ |
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CTsStorage::CTsStorage() |
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{ |
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//No implementation required |
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} |
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|
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// ----------------------------------------------------------------------------- |
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/** |
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* Second phase construction. Function make subscribtion for data changes notifications |
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* @param aDataProviders - list of data providers |
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*/ |
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void CTsStorage::ConstructL( const TArray<MTsModel*> &aDataProviders ) |
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{ |
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for (TInt iter(0); iter < aDataProviders.Count(); ++iter) |
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{ |
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iDataProviders.AppendL( aDataProviders[iter] ); |
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aDataProviders[iter]->SetObserver( this ); |
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} |
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} |
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|
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// ----------------------------------------------------------------------------- |
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/** |
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* Interface implementation |
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* @see MTsDataObserver::DataChanged() |
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*/ |
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void CTsStorage::DataChanged() |
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{ |
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ResetModel(); |
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} |
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// ----------------------------------------------------------------------------- |
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TBool CTsStorage::IsSupported( TInt aFunction ) const |
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{ |
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return ( OpenTaskMessage == aFunction || CloseTaskMessage == aFunction ); |
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} |
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// ----------------------------------------------------------------------------- |
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void CTsStorage::HandleDataL( TInt aFunction, RReadStream& aDataStream ) |
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{ |
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if( !IsSupported(aFunction) ) |
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{ |
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User::Leave( KErrCorrupt ); |
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} |
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CTsModelItemKeyMsg* msg = CTsModelItemKeyMsg::NewLC( aDataStream ); |
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OpenTaskMessage == aFunction ? LaunchL( msg->Key() ) : CloseL( msg->Key() ); |
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CleanupStack::PopAndDestroy( msg ); |
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} |
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// ----------------------------------------------------------------------------- |
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/** |
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* Interface implementation |
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* @see MTsModelObserver::dataChanged(MTsModel &) |
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*/ |
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void CTsStorage::DataChanged(MTsModel &/*model*/) |
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{ |
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ResetModel(); |
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} |
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|
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// ----------------------------------------------------------------------------- |
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/** |
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* Interface implementation |
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* @see MTsModel::count() |
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*/ |
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TInt CTsStorage::Count() const |
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{ |
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return iData.Count(); |
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} |
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|
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// ----------------------------------------------------------------------------- |
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/** |
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* Interface implementation |
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* @see MTsModel::SetObserver(MTsModelObserver *) |
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*/ |
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void CTsStorage::SetObserver( MTsModelObserver* aObserver ) |
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{ |
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iDataObserver = aObserver; |
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} |
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|
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// ----------------------------------------------------------------------------- |
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/** |
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* Interface implementation |
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* @see MTsModel::DisplayNameL(TInt) |
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*/ |
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const TDesC& CTsStorage::DisplayNameL( TInt aOffset ) const |
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{ |
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return iData[aOffset].DisplayNameL(); |
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} |
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|
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// ----------------------------------------------------------------------------- |
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/** |
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* Interface implementation |
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* @see MTsModel::IconHandleL(TInt) |
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*/ |
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TInt CTsStorage::IconHandleL( TInt aOffset ) const |
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{ |
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return iData[aOffset].IconHandleL(); |
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} |
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|
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// ----------------------------------------------------------------------------- |
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/** |
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* Interface implementation |
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* @see MTsModel::TimestampL(TInt) |
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*/ |
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TTime CTsStorage::TimestampL( TInt aOffset ) const |
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{ |
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return iData[aOffset].TimestampL(); |
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} |
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|
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// ----------------------------------------------------------------------------- |
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/** |
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* Interface implementation |
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* @see MTsModel::TimestampUpdateL(TInt) |
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*/ |
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TTime CTsStorage::TimestampUpdateL( TInt offset ) const |
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{ |
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return iData[offset].TimestampUpdateL(); |
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} |
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|
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// ----------------------------------------------------------------------------- |
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/** |
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* Interface implementation |
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* @see MTsModel::KeyL(TInt) |
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*/ |
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TTsModelItemKey CTsStorage::KeyL( TInt aoffset ) const |
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{ |
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return iData[aoffset].KeyL(); |
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} |
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|
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// ----------------------------------------------------------------------------- |
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/** |
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* Interface implementation |
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* @see MTsModel::IsActiveL(TInt) |
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*/ |
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TBool CTsStorage::IsActiveL( TInt aOffset ) const |
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{ |
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return iData[aOffset].IsActiveL(); |
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} |
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|
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// ----------------------------------------------------------------------------- |
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/** |
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* Interface implementation |
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* @see MTsModel::IsClosableL(TInt) |
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*/ |
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TBool CTsStorage::IsClosableL( TInt aOffset ) const |
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{ |
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return iData[aOffset].IsClosableL(); |
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} |
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|
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// ----------------------------------------------------------------------------- |
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/** |
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* Interface implementation |
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* @see MTsModel::IsMandatoryL(TInt) const |
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*/ |
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TBool CTsStorage::IsMandatoryL( TInt aOffset ) const |
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{ |
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return iData[aOffset].IsMandatoryL(); |
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} |
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// ----------------------------------------------------------------------------- |
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/** |
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* Interface implementation |
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* @see MTsModel::CloseL(TTsModelItemKey) |
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*/ |
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TBool CTsStorage::CloseL( TTsModelItemKey aKey ) const |
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{ |
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return FindL(aKey).CloseL(); |
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} |
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|
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// ----------------------------------------------------------------------------- |
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/** |
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* Interface implementation |
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* @see MTsModel::launchL(TTsModelItemKey) |
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*/ |
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TBool CTsStorage::LaunchL(TTsModelItemKey aKey) const |
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{ |
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return FindL(aKey).LaunchL(); |
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} |
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|
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// ----------------------------------------------------------------------------- |
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TTsModelItem CTsStorage::FindL( TTsModelItemKey aKey ) const |
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{ |
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for( TInt offset(0); offset < iData.Count(); ++offset ) |
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{ |
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if( iData[offset].KeyL() == aKey ) |
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{ |
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return iData[offset]; |
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} |
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} |
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User::Leave(KErrNotFound); |
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return ItemL(0);//just avoid compilation warnings |
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} |
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|
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// ----------------------------------------------------------------------------- |
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/** |
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* Retrieve shallow copy of data from known data providers and sort entries |
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*/ |
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TInt CTsStorage::ResetModel() |
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{ |
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TRAPD(errNo, ResetModelL()); |
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return errNo; |
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} |
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|
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// ----------------------------------------------------------------------------- |
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/** |
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* Retrieve shallow copy of data from known data providers and sort entries |
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*/ |
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void CTsStorage::ResetModelL() |
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{ |
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iData.Reset(); |
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for(TInt iter(0); iter < iDataProviders.Count(); ++iter ) |
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{ |
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PullDataL(*(iDataProviders[iter])); |
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} |
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ReorderDataL(); |
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if (0 != iDataObserver) |
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{ |
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iDataObserver->DataChanged(*this); |
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} |
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} |
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|
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// ----------------------------------------------------------------------------- |
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/** |
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* Retrieve shallow copy of data from source model |
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* @param aSrc - source model |
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*/ |
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void CTsStorage::PullDataL( const MTsModel& aSrc ) |
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{ |
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for( TInt iter(0); iter < aSrc.Count(); ++iter ) |
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{ |
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iData.AppendL(aSrc.ItemL(iter)); |
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} |
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} |
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|
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// ----------------------------------------------------------------------------- |
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/** |
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* Sort internal data model |
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*/ |
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void CTsStorage::ReorderDataL() |
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{ |
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for( TInt prev(0); prev < iData.Count(); ++prev ) |
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{ |
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for( TInt next(prev + 1); next < iData.Count(); ++next ) |
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{ |
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const TTsModelItem prevItem(iData[prev]), nextItem(iData[next]); |
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if( ( !prevItem.IsMandatoryL() && nextItem.IsMandatoryL() ) || |
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( prevItem.TimestampL() < nextItem.TimestampL() && prevItem.IsMandatoryL() == nextItem.IsMandatoryL() ) ) |
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{ |
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iData.Remove(prev); |
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iData.InsertL(nextItem, prev); |
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|
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iData.Remove(next); |
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iData.InsertL(prevItem, next); |
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} |
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} |
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} |
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TrimDataL(); |
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} |
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|
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// ----------------------------------------------------------------------------- |
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void CTsStorage::TrimDataL() |
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{ |
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const TInt lastItemOffset(iData.Count() -1); |
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if(KTsDataLimit <= lastItemOffset && !iData[lastItemOffset].IsMandatoryL()) |
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{ |
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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iData.Remove(lastItemOffset); |
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Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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TrimDataL(); |
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Revision: 201037
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parents:
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} |
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Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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} |