author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Wed, 31 Mar 2010 22:30:13 +0300 | |
branch | RCL_3 |
changeset 10 | c377fbf92a12 |
parent 0 | e83bab7cf002 |
permissions | -rw-r--r-- |
0
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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: This file implements the various types of operations to be performed on model. |
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* |
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*/ |
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|
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|
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|
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//INCLUDES |
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#include "alf/alfmodeloperation.h" |
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#include <alf/alfvarianttype.h> |
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#include <alf/alfexceptions.h> |
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#include <osn/osnnew.h> |
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|
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using namespace Alf; |
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|
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|
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OSN_EXPORT AlfModelOperation* AlfModelOperation::create( |
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OperationType aOperation, int aNumContainerIndices, |
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int* aContainerIndices, IAlfVariantType* aData ) |
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{ |
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return new( EMM ) AlfModelOperation( |
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aOperation, aNumContainerIndices, aContainerIndices, aData ); |
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} |
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|
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|
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OSN_EXPORT AlfModelOperation* AlfModelOperation::create( OperationType aOperation, int aNumContainerIndices, |
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int* aContainerIndices, IAlfVariantType* aData, |
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const UString& aDataName ) |
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{ |
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return new( EMM ) AlfModelOperation( |
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aOperation, aNumContainerIndices, aContainerIndices, aData, aDataName ); |
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} |
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|
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AlfModelOperation::AlfModelOperation( |
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OperationType aOperation, int aNumContainerIndices, |
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int* aContainerIndices, IAlfVariantType* aData ) |
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{ |
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mOperation = aOperation ; |
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mNumContainerIndices = aNumContainerIndices; |
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mContainerIndices = aContainerIndices ; |
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mData = aData; |
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} |
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AlfModelOperation::AlfModelOperation( OperationType aOperation, int aNumContainerIndices, |
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int* aContainerIndices, IAlfVariantType* aData, |
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const UString& aDataName ) |
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{ |
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mOperation = aOperation ; |
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mNumContainerIndices = aNumContainerIndices; |
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mContainerIndices = aContainerIndices ; |
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mDataName = aDataName; |
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mData = aData; |
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} |
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|
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OSN_EXPORT AlfModelOperation::~AlfModelOperation() |
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{ |
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delete mData; |
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delete [] mContainerIndices; |
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} |
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|
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OSN_EXPORT IAlfVariantType& AlfModelOperation::newData() const |
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{ |
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if(mOperation == EOperationRemove) |
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{ |
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ALF_THROW(AlfDataException,EInvalidModelOperation,"AlfModelOperation") |
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} |
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return *mData; |
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} |
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|
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OSN_EXPORT const UString& AlfModelOperation::newDataName() const |
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{ |
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if(mOperation == EOperationRemove) |
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{ |
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ALF_THROW(AlfDataException,EInvalidModelOperation,"AlfModelOperation") |
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} |
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return mDataName; |
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} |
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|
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OSN_EXPORT IAlfVariantType* AlfModelOperation::getNewData() |
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{ |
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if(mOperation == EOperationRemove) |
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{ |
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ALF_THROW(AlfDataException,EInvalidModelOperation,"AlfModelOperation") |
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} |
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IAlfVariantType* data = mData; |
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mData = NULL; |
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return data; |
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} |
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|
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OSN_EXPORT AlfModelOperation::OperationType AlfModelOperation::operation() const |
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{ |
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return mOperation; |
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} |
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|
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|
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OSN_EXPORT IAlfVariantType* AlfModelOperation::parentData( IAlfVariantType& aRoot ) const |
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{ |
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try |
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{ |
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if ( mNumContainerIndices == 0 ) |
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{ |
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return NULL; |
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} |
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IAlfVariantType* current = &aRoot; |
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for ( int i = 0; current && i < mNumContainerIndices - 1; ++i ) |
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{ |
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if ( current->type() == IAlfVariantType::EContainer && |
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mContainerIndices[i] < current->container()->count() ) |
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{ |
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current = current->container()->item( mContainerIndices[i] ); |
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} |
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else if ( current->type() == IAlfVariantType::EMap && |
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mContainerIndices[i] < current->map()->count() ) |
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{ |
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current = current->map()->item( mContainerIndices[i] ); |
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} |
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else if ( current->type() == IAlfVariantType::EBranch ) |
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{ |
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if ( mContainerIndices[i] == 0 ) |
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{ |
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// Index 0 is for the parent data |
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current = current->branch()->data(); |
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} |
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else if ( mContainerIndices[i] == 1 ) |
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{ |
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// Index 1 is for the child data |
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current = current->branch()->childData(); |
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} |
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} |
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else |
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{ |
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// Not found |
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return NULL; |
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} |
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} |
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return current; |
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} |
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catch(AlfDataException& aException) |
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{ |
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ALF_THROW(AlfDataException,EInvalidContainerOperation,"AlfModelOperation") |
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} |
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} |
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|
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OSN_EXPORT int AlfModelOperation::index() const |
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{ |
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return mContainerIndices[mNumContainerIndices - 1]; |
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} |
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|
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OSN_EXPORT int AlfModelOperation::numContainerIndices() const |
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{ |
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return mNumContainerIndices; |
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} |
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|
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OSN_EXPORT int AlfModelOperation::containerIndex( int aIndex ) const |
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{ |
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return mContainerIndices[aIndex]; |
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} |
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173 |