author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Mon, 15 Mar 2010 12:40:40 +0200 | |
branch | RCL_3 |
changeset 7 | f096c31e006a |
parent 0 | bf1d17376201 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2004-2006 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: |
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* |
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*/ |
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#ifndef CNSSVASDB_H |
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#define CNSSVASDB_H |
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#include <d32dbms.h> |
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#include <e32def.h> |
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#include "nssvascvasdbsrvdef.h" |
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#include "nssvasdbkonsts.h" |
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#include "nssvascvasdbdataexchanger.h" |
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#include "nssvastvasdbcreator.h" |
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#include "nssvascspeechitembuilder.h" |
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#include "nssvasccontextbuilder.h" |
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#include "nssvasctag.h" |
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class CNssVasBackupObserver; |
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// CLASS DECLARATION |
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/** |
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* |
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* The CNssVasDb class definition. |
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* |
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* @lib NssVASApi.lib |
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* @since 2.8 |
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*/ |
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NONSHARABLE_CLASS( CNssVasDb ) : public CBase |
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{ |
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public: |
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/** |
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* Two-phased constructor. |
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* @since 2.0 |
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* @param aClient - client thread |
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* @param aServer - vasdb server |
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*/ |
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static CNssVasDb* NewL( CNssContextBuilder& aContextBuilder, |
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CNssSpeechItemBuilder& aSpeechItemBuilder ); |
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/** |
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* Destructor. |
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* @since 2.0 |
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* @param |
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* @return void |
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*/ |
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~CNssVasDb(); |
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public: |
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/** |
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* Read a context from the database. If context with this name is not present, |
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* leave with KErrNotFound. |
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* @since 2.8 |
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* @param aName the name of the context |
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* @return CArrayFixFlat<CNssContext> A List of contexts. |
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*/ |
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CArrayPtrFlat<CNssContext>* GetContextByNameL( const TDesC& aName ); |
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/** |
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* Read all global contexts from the database. Contexts have a flag, which |
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* tells if they are global or not. |
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* Global context = "Context, which is recognized when the user presses |
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* the voice key" |
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* Currently, SIND names and command words are global. |
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* @since 2.8 |
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* @return CArrayFixFlat<CNssContext> A List of contexts. |
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*/ |
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CArrayPtrFlat<CNssContext>* GetGlobalContexts(); |
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/** |
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* Read all global contexts from the database. |
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* @since 2.8 |
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* @return CArrayFixFlat<CNssContext> A List of contexts. |
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*/ |
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CArrayPtrFlat<CNssContext>* GetAllContexts(); |
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/** |
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* Create a new database. |
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* @since 2.8 |
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* @return none |
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*/ |
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void CreateDatabaseL(); |
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/** |
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* Open database. |
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* @since 2.8 |
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* @return none |
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*/ |
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void OpenDatabaseL(); |
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|
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/** |
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* Close database. |
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* @since 2.8 |
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* @return Symbian-wide error codes |
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*/ |
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TInt CloseDatabase(); |
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|
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/** |
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* Get model bank id and lexicon id from some context. All contexts |
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* have the same model bank id. |
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* @since 2.8 |
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* @param aModelBankId Place to store model bank ID. |
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* @param aLexiconId Place to store lexicon ID. |
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* @return ETrue if successful (leaves, if not successful) |
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*/ |
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TBool GetModelBankIdLexiconIdL( TUint32& aModelBankId, TUint32& aLexiconId ); |
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|
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/** |
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* Check if a context has tags or not. |
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* @since 2.8 |
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* @param aContextId context id |
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* @return ETrue if there are tags, EFalse if not. |
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*/ |
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TBool TagExistL( TInt aContextId ); |
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|
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/** |
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* How many tags there are in this context? |
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* @since 2.8 |
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* @param aContextId context id |
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* @return The number of tags |
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*/ |
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TInt TagCountL( TInt aContextId ); |
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|
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/** |
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* Saves a context. When a context is save, a unique Context ID |
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* is assigned to it. This ID is returned in aNewContextId reference variable. |
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* @since 2.8 |
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* @param aContext The context |
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* @param aNewContextId Place to store the newly assigned context ID. |
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* @return none |
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*/ |
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void SaveContextL( CNssContext& aContext, TInt& aNewContextId ); |
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|
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/** |
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* Updates the information of an existing context. |
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* @since 2.8 |
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* @param aContext The context |
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* @return none |
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*/ |
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void UpdateContextL( CNssContext& aContext ); |
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|
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/** |
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* Updates the client data of an existing context. |
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* @since 2.8 |
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* @param aContext The context |
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* @return none |
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*/ |
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void UpdateContextClientDataL( CNssContext& aContext ); |
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|
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/** |
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* Saves a tag. When a tag is saved, a unique ID is assigned to it |
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* @since 2.8 |
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* @param aContext The context |
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* @return none |
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*/ |
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void SaveTagL( CNssTag& aTag, TInt& aNewId ); |
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|
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/** |
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* Get tag reference list. A tag reference contains only the name and the ID. |
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* @since 2.8 |
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* @param aContextId The context |
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* @return Tag references for all tags in the context. |
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*/ |
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TNssTagReferenceListArray* GetTagReferenceListL( TInt aContextId ); |
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|
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/** |
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* Get a tag, given the grammar ID and rule ID of the tag. |
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* Used when resolving recognition result. |
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* @since 2.8 |
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* @param aGrammarIdRuleId Dedicated struct to pass gramamr ID and rule ID. |
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* @return Tag with the given rule ID. |
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*/ |
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CArrayPtrFlat<CNssTag>* GetTagL( TNssGrammarIdRuleId aGrammarIdRuleId ); |
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|
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/** |
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* Get a list of tags tag, given the list of grammar IDs and rule IDs of |
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* the tags. |
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* Used when resolving recognition result. |
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* @since 2.8 |
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* @param aGrammarIdRuleIds Array of gramamr ID and rule ID pairs |
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* @return List of tags with the given rule ID and grammar ID. |
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*/ |
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CArrayPtrFlat<CNssTag>* GetTagsL( TNssGrammarIdRuleIdListArray& aGrammarIdRuleIds ); |
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|
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/** |
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* Get a tag, given the recognition phrase. |
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* @since 2.8 |
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* @param aName Recognition phrase of the tag |
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* @return Tag with the given rule ID. |
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*/ |
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CArrayPtrFlat<CNssTag>* GetTagL( const TDesC& aName ); |
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|
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/** |
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* Get a list of tags based on RRD integer data. |
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* The client can save 5 integer for each tag. This function gets those tags, |
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* which have value aNum in position aPosition. |
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* @since 2.8 |
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* @param aContextId Context ID |
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* @param aNum The number we search for. |
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* @param aPosition RRD integer position. There are 5 slots, numbered 0-4. |
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* @return List of tags |
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*/ |
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CArrayPtrFlat<CNssTag>* GetTagL( TInt aContextId, TInt aNum, TInt aPosition ); |
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|
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/** |
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* Get a list of tags based on RRD text data. |
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* The client can save 5 strings for each tag. This function gets those tags, |
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* for which the text data at slot aPosition matches to aText. |
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* @since 2.8 |
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* @param aContextId Context ID |
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* @param aText The text we search for. |
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* @param aPosition RRD text position. There are 5 slots, numbered 0-4. |
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* @return List of tags |
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*/ |
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CArrayPtrFlat<CNssTag>* GetTagL( TInt aContextId, const TDesC& aText, TInt aPosition ); |
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|
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/** |
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* Gets all tags from this context. |
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* @since 2.8 |
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* @param aContext A context |
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* @return List of tags |
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*/ |
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CArrayPtrFlat<CNssTag>* GetTagL( const CNssContext& aContext ); |
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|
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/** |
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* Get a tag, given a tag ID. |
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* @since 2.8 |
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* @param aTagId tag id |
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* @return List of tags |
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*/ |
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CArrayPtrFlat<CNssTag>* GetTagL( TUint32 aTagId ); |
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|
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/** |
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* Method to get the default model bank id |
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* @since 2.8 |
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* @param aId reference where to put the model bank Id |
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* @return symbian-wide error code |
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*/ |
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void GetDefaultModelBankIdL( TUint32& aId ); |
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|
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/** |
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* Modifies the context table so that all contexts start using |
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* the new id as their model bank id. |
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* @since 2.8 |
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* @param aNewId new model bank id |
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* @return symbian-wide error code |
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*/ |
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void ResetModelBankL( TUint32 aNewId ); |
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|
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/** |
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* Deletes a context. |
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* @since 2.8 |
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* @param aName Name of the context to be deleted. |
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* @return none |
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*/ |
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void DeleteContextL( const TDesC& aName ); |
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|
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/** |
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* Deletes a tag. |
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* @since 2.8 |
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* @param aName Name of the tag to be deleted. |
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* @return none |
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*/ |
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void DeleteTagL( const TDesC& aName ); |
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|
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/** |
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* Deletes a tag. |
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* @since 2.8 |
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* @param aTagId The unique ID of the tag. |
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* @return none |
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*/ |
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void DeleteTagL( TUint32 aTagId ); |
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|
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/** |
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* Deletes a tag without starting a transaction. |
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* @since 2.8 |
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* @param aTagId Tag id |
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* @return none |
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*/ |
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void DeleteTagInsideTransactionL( TUint32 aTagId ); |
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|
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/** |
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* Deletes a list of tags. |
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* @since 2.8 |
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* @param aTagArray A list of tags |
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*/ |
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void DeleteTagsL( const RArray<TUint32>& aTagIdArray ); |
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|
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/** |
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* Updates the rule ids of some tags. |
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* The rule ID changes, if an already trained tag is retrained. |
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* @since 2.8 |
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* @param aRetrainedTags Tags which need an update for rule ID. |
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* @return TInt Success status. |
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*/ |
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void UpdateTagRuleIDsL( const RArray<TNssSpeechItem>& aRetrainedTags ); |
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|
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/** |
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* Saves a list of tags. |
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* @since 2.8 |
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* @param aTagArray A list of trained tags |
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* @param aTagIdArray The newly assigned Tag IDs are placed here. |
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*/ |
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void SaveTagsL( CArrayPtrFlat<CNssTag>* aTagArray, RArray<TInt>& aTagIdArray ); |
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|
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/** |
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* Permit transactions. Used when e.g. backup or restore begins |
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* @since 3.1 |
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*/ |
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void LockTransactionsL(); |
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|
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/** |
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* Allow transactions. Used when e.g. backup or restore ends |
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* @since 3.1 |
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*/ |
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void UnlockTransactionsL(); |
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|
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private: |
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|
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/* |
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* First phase constructor. |
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*/ |
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CNssVasDb( CNssContextBuilder& contextBuilder, |
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CNssSpeechItemBuilder& speechItemBuilder ); |
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|
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/* |
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* Second phase constructor. |
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*/ |
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void ConstructL(); |
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|
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/* |
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* Get a list of contexts. |
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* The pipeline for the public GetContextL variants is: |
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* (1) Turn parameters into an SQL query |
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* (2) Call this function |
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*/ |
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CArrayPtrFlat<CNssContext>* GetContextL( const TDesC& aSqlStatement ); |
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|
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/* |
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* "workhorse" function for the the previous one. The previous function |
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* takes care of locking and unlocking the database. |
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*/ |
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CArrayPtrFlat<CNssContext>* GetContextInsideTransactionL( const TDesC& aSqlQuery ); |
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|
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/* |
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* Reads a list of contexts after query. RDbView object is created |
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* as a result of a query. |
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*/ |
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void FillContextListArrayL( RDbView& aView, CArrayPtrFlat<CNssContext>& aContextList ); |
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|
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/* |
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* Get the RRD data for a tag. The RRD table is separate from tag table. |
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*/ |
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void FillRRDL( TUint32 aTagId, CNssRRD& aRRD ); |
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|
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/* |
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* Get a speech item after a query (which created the RDbView object). |
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* In addition to core tags data, it fetces the context and the RRD data |
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* form separate arrays. |
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*/ |
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void FillSpeechItemL( RDbView& aView, CNssSpeechItem& aSpeechItem, TInt& aContextId ); |
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|
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/* |
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* Get a context after query. |
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*/ |
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void FillContextL( RDbView& aView, CNssContext &aContext ); |
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|
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/* |
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* (1) Makes a tag out of context, speech item and RRD data. |
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* (2) Adds the tag to aTagList. |
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*/ |
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void FillTagListArrayL( CArrayPtrFlat<CNssTag>& aTagList, |
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CNssContext* aContext, |
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CNssSpeechItem* aSpeechItem, |
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CNssRRD* aRRD ); |
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|
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/* |
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* Saves a context. |
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*/ |
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void SaveContextL( CNssContext* aContext, TInt& aNewContextId ); |
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|
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/* |
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* Saves RRD data. |
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*/ |
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void SaveRRDL(CNssRRD* aRRD); |
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|
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/* |
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* Saves a tags. When a tag is saved for the first time, an ID is assigned |
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* to it. This ID is stored to aTagId. |
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*/ |
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void SaveTagL( CNssTag* aTag, TInt& aTagId); |
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|
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/* |
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* The public GetTagL / GetTagListL variants make an SQL query from their |
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* parameters and call this function to do the rest. |
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*/ |
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CArrayPtrFlat<CNssTag>* GetTagListByQueryL(const TDesC& aSqlQuery); |
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|
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/* |
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* Deletes RRD data |
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*/ |
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void DeleteRRDL( TUint32 aTagId ); |
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|
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/* |
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* Update an existing tag. Locks database. |
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*/ |
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void UpdateTagL( CNssTag& aTag ); |
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|
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/* |
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parents:
diff
changeset
|
429 |
* Update an existing tag. |
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Revision: 200949
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parents:
diff
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|
430 |
*/ |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
431 |
void UpdateTagInTransactionL( CNssTag& aTag ); |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
432 |
|
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
433 |
/* |
bf1d17376201
Revision: 200949
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parents:
diff
changeset
|
434 |
* Updates an existing context. Does not lock database. |
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Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
435 |
*/ |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
436 |
void DoUpdateContextL( CNssContext& aContext ); |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
437 |
|
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
438 |
/* |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
439 |
* Updates the client data of an existing context. Does not lock database. |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
440 |
*/ |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
441 |
void DoUpdateContextClientDataL( CNssContext& aContext ); |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
442 |
|
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
443 |
/* |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
444 |
* Updates RRD data. Does not lock database. |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
445 |
*/ |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
446 |
void UpdateRRDL( CNssRRD& aRRD ); |
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Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
447 |
|
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
448 |
/* |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
449 |
* Updates speech item. Does not lock database. |
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Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
450 |
*/ |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
451 |
void UpdateSpeechItemL( CNssSpeechItem& aSpeechItem ); |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
452 |
|
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
453 |
/* |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
454 |
* Gets a tag list from view. A mid-phase between GetTagListByQuery and |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
455 |
* the lower functions (those which get RRD and speech item). |
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Revision: 200949
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parents:
diff
changeset
|
456 |
*/ |
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Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
457 |
void GetTagListFromViewL( RDbView& aView, |
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Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
458 |
CArrayPtrFlat<CNssTag>* aTagList, |
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Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
459 |
CNssContext* aContext ); |
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Revision: 200949
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parents:
diff
changeset
|
460 |
|
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Revision: 200949
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parents:
diff
changeset
|
461 |
/* |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
462 |
* Locks the database with Begin(). |
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Revision: 200949
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parents:
diff
changeset
|
463 |
*/ |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
464 |
TInt StartTransaction(); |
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Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
465 |
|
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Revision: 200949
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parents:
diff
changeset
|
466 |
/* |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
467 |
* Commits a transaction. |
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Revision: 200949
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parents:
diff
changeset
|
468 |
* If the client has locked the database (Lock()), keeps the database locked |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
469 |
* by calling Begin() immediately again. |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
470 |
* @param "TBool aCompact" ETrue if compact should be called |
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Revision: 200949
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parents:
diff
changeset
|
471 |
*/ |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
472 |
TInt CommitTransaction( TBool aCompact ); |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
473 |
|
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
474 |
/* |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
475 |
* Rolls back a transaction. |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
476 |
* If the client has locked the database (Lock()), keeps the database locked |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
477 |
* by calling Begin() immediately again. |
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Revision: 200949
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parents:
diff
changeset
|
478 |
*/ |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
479 |
TInt RollbackTransaction(); |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
480 |
|
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
481 |
/* |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
482 |
* Commits or rolls back according to success status, which is one of the |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
483 |
* symbian-wide error codes. |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
484 |
* @param aCompactIfSuccess If ETrue and commit is going to happen, compacts |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
485 |
* the DB after the Commit |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
486 |
*/ |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
487 |
void CommitIfSuccess( RDbDatabase aDatabase, TInt aSuccess, TBool aCompactIfCommit = EFalse ); |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
488 |
|
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
489 |
/* |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
490 |
* This method is used to create a TCleanupOperation, which rolls back |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
491 |
* transaction. This way, rollback can be pushed to the cleanup stack. |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
492 |
*/ |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
493 |
static void RollbackCleanupFunction( TAny* aArg ); |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
494 |
|
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
495 |
/* |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
496 |
* Reserves disk space. Leaves (KErrDiskFull), if not |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
497 |
* enough space. |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
498 |
*/ |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
499 |
void ReserveDiskSpaceL( TInt aRequestSize ); |
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Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
500 |
|
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
501 |
/* |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
502 |
* Release the previously reserved disk space |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
503 |
*/ |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
504 |
void ReleaseDiskSpace(); |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
505 |
|
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
506 |
/** |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
507 |
* Updates the information of an existing context inside already opened transaction. |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
508 |
* @since 3.0 |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
509 |
* @param aContext The context |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
510 |
* @return none |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
511 |
*/ |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
512 |
void UpdateContextInsideTransactionL( CNssContext& aContext ); |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
513 |
|
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
514 |
/** |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
515 |
* Creates a cleanup item and pushes it to the cleanup stack. In case of a |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
516 |
* leave, PopAndDestroying this item will call RollbackCleanupFunction |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
517 |
*/ |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
518 |
void CreatePushRollbackItemLC(); |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
519 |
|
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
520 |
private: |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
521 |
// Data |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
522 |
|
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
523 |
// DB session |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
524 |
RDbs iDbSession; |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
525 |
|
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
526 |
// DB |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
527 |
RDbNamedDatabase iDatabase; |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
528 |
|
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
529 |
// Have we yet opened the DB file |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
530 |
TBool iClientHasOpenedDatabase; |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
531 |
|
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
532 |
// Used to check drive space |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
533 |
TInt iDrive; |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
534 |
|
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
535 |
// Used to store an SQL query. |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
536 |
TBuf<KNssMaxSQLLength> iSQLStatement; |
bf1d17376201
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
537 |
|
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// Used to create the database |
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TNssVasDbCreator iDbcreator; |
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|
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// Is the databas locked to us |
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TBool iLocked; |
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|
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// Should the database be relocked after commit |
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// to ensure it stays locked for us |
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TBool iShouldBeLocked; |
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|
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// Mutex which makes sure that multiple processes don't get the exclusive |
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// write lock at the same time |
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RMutex iMutex; |
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|
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// Critical section is used in locking transactions inside one object |
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RCriticalSection iCriticalSection; |
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|
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// backup and restore observer |
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CNssVasBackupObserver* iBackupObserver; |
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|
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// For creating empty CNssContext-objects |
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CNssContextBuilder& iContextBuilder; |
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|
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// For creating empty CNssSpeechItem-objects |
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CNssSpeechItemBuilder& iSpeechItemBuilder; |
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}; |
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|
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#endif // __CVASDB_H |
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