author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Wed, 23 Jun 2010 18:02:44 +0300 | |
changeset 46 | efe85016a067 |
parent 25 | 76a2435edfd4 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2010 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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* Retrieving maptile path from lookup db implementation |
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* |
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*/ |
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#include <bautils.h> |
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#include "cntmaptiledblookuptable.h" |
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// select all from |
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_LIT( KSelectAllFrom, "SELECT * FROM " ); |
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// string 'where' |
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_LIT( KStringWhere, " WHERE " ); |
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// string ' = ' |
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_LIT( KStringEqual, " = " ); |
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// string 'And' |
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_LIT( KStringAnd, " AND " ); |
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_LIT(KQueryByMaptileState,"SELECT * FROM cntmaptilelookuptable WHERE cntuid = %d AND ( fetchingstatus = %d OR fetchingstatus = %d )"); |
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// ----------------------------------------------------------------------------- |
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// CLookupMapTileDatabase::CLookupMapTileDatabase() |
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// Default constructor. |
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// ----------------------------------------------------------------------------- |
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// |
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CLookupMapTileDatabase::CLookupMapTileDatabase() |
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{ |
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} |
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// ----------------------------------------------------------------------------- |
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// CLookupMapTileDatabase::~CLookupMapTileDatabase() |
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// Destructor. |
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// ----------------------------------------------------------------------------- |
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// |
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CLookupMapTileDatabase::~CLookupMapTileDatabase() |
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{ |
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// close the database |
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iItemsDatabase.Close(); |
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// close the file session |
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iFsSession.Close(); |
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} |
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// ----------------------------------------------------------------------------- |
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// CLookupMapTileDatabase::~CLookupMapTileDatabase() |
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// Creates an object of this class and pushes to cleanup stack. |
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// ----------------------------------------------------------------------------- |
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// |
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CLookupMapTileDatabase* CLookupMapTileDatabase::NewLC( const TDesC& aLookupTableName ) |
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{ |
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CLookupMapTileDatabase* self = new (ELeave) CLookupMapTileDatabase; |
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CleanupStack::PushL(self); |
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self->ConstructL( aLookupTableName ); |
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return self; |
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} |
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// ----------------------------------------------------------------------------- |
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// CLookupMapTileDatabase::NewL() |
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// Creates an object of this class. |
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// ----------------------------------------------------------------------------- |
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// |
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CLookupMapTileDatabase* CLookupMapTileDatabase::NewL( const TDesC& aLookupTableName ) |
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{ |
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CLookupMapTileDatabase* self = CLookupMapTileDatabase::NewLC( aLookupTableName ); |
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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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// CLookupMapTileDatabase::ConstructL() |
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// 2nd phase contructor. |
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// ----------------------------------------------------------------------------- |
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// |
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void CLookupMapTileDatabase::ConstructL( const TDesC& aLookupTableName ) |
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{ |
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User::LeaveIfError( iFsSession.Connect() ); |
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iDbFileName.Copy( KLookupDbPath ); |
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iDbFileName.Append( aLookupTableName ); |
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iDatabaseExists = EFalse; |
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if( BaflUtils::FileExists( iFsSession, iDbFileName ) ) |
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{ |
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// database exists |
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iDatabaseExists = ETrue; |
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} |
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} |
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|
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// ----------------------------------------------------------------------------- |
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// CLookupMapTileDatabase::FindNumberOfAddressL() |
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// Finds the number of address associated with an contact. |
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// ----------------------------------------------------------------------------- |
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// |
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int CLookupMapTileDatabase::FindNumberOfAddressL( int& aId ) |
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{ |
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int count = 0; |
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|
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// Create a query to find the item. |
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TFileName queryBuffer; |
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queryBuffer.Format( KQueryByMaptileState,aId, |
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CntMapTileService::MapTileFetchingInProgress, |
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CntMapTileService::MapTileFetchingNetworkError ); |
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|
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TInt ret = iItemsDatabase.Open( iFsSession, iDbFileName ); |
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|
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if( ret != KErrNone ) |
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{ |
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//if already opened , close and open again |
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iItemsDatabase.Close(); |
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User::LeaveIfError( iItemsDatabase.Open( iFsSession, iDbFileName ) ); |
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} |
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|
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User::LeaveIfError( iItemsDatabase.Begin() ); |
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// Create a view of the table with the above query. |
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RDbView myView; |
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myView.Prepare( iItemsDatabase, TDbQuery( queryBuffer ) ); |
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CleanupClosePushL( myView ); |
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myView.EvaluateAll(); |
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myView.FirstL(); |
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139 |
|
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140 |
|
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while (myView.AtRow()) |
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{ |
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count++; |
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myView.NextL(); |
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} |
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146 |
|
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CleanupStack::PopAndDestroy( &myView ); // myView |
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148 |
|
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//Close the database |
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iItemsDatabase.Close(); |
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151 |
|
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return count; |
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} |
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154 |
|
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// ----------------------------------------------------------------------------- |
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// CLookupMapTileDatabase::FindEntryL() |
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// Finds an entry in the lookup table. |
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// ----------------------------------------------------------------------------- |
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// |
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void CLookupMapTileDatabase::FindEntryL( TLookupItem& aLookupItem ) |
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{ |
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162 |
|
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// used to check whether entry available or not |
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TBool entryAvailable = EFalse; |
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165 |
|
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if ( iDatabaseExists ) |
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167 |
{ |
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// Create a query to find the item. |
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TFileName queryBuffer; |
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queryBuffer.Copy( KSelectAllFrom ); |
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queryBuffer.Append( KMapTileLookupTable ); |
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queryBuffer.Append( KStringWhere ); |
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queryBuffer.Append( NCntColUid ); |
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queryBuffer.Append( KStringEqual ); |
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queryBuffer.AppendNum( aLookupItem.iUid ); |
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queryBuffer.Append( KStringAnd ); |
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queryBuffer.Append( NColSource ); |
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queryBuffer.Append( KStringEqual ); |
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queryBuffer.AppendNum( aLookupItem.iSource ); |
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|
180 |
|
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TInt ret = iItemsDatabase.Open( iFsSession, iDbFileName ); |
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182 |
|
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if( ret != KErrNone ) |
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184 |
{ |
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//if already opened , close and open again |
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iItemsDatabase.Close(); |
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User::LeaveIfError( iItemsDatabase.Open( iFsSession, iDbFileName ) ); |
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} |
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User::LeaveIfError( iItemsDatabase.Begin() ); |
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190 |
|
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// Create a view of the table with the above query. |
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RDbView myView; |
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myView.Prepare( iItemsDatabase, TDbQuery( queryBuffer ) ); |
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194 |
CleanupClosePushL( myView ); |
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myView.EvaluateAll(); |
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myView.FirstL(); |
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197 |
|
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if( myView.AtRow() ) |
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199 |
{ |
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// Item found. get the details. |
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201 |
myView.GetL(); |
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if( aLookupItem.iUid == myView.ColUint( KColumncntUid ) ) |
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203 |
{ |
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204 |
aLookupItem.iFilePath.Copy( myView.ColDes16( KColumnFilePath ) ); |
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aLookupItem.iFetchingStatus = myView.ColUint( KColumnMapTileFetchingStatus ); |
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entryAvailable = ETrue; |
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207 |
} |
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208 |
} |
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|
209 |
|
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CleanupStack::PopAndDestroy( &myView ); // myView |
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//Close the database |
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iItemsDatabase.Close(); |
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} |
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//No entry found |
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if( !entryAvailable ) |
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{ |
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User::Leave( KErrNotFound ); |
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} |
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} |
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// End of file |
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