author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Tue, 11 May 2010 16:04:22 +0300 | |
branch | RCL_3 |
changeset 14 | be41ab7b952f |
parent 0 | a4daefaec16c |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2007 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: Observes the state of P&S property |
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* |
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*/ |
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#include <e32cmn.h> |
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#include <vccsubscribekeys.h> |
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#include "vccengpspropertylistener.h" |
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#include "rubydebug.h" |
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//#include "vccuipropertyhandler.pan" |
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// ======== MEMBER FUNCTIONS ======== |
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// ----------------------------------------------------------------------------- |
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// C++ constructor |
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// ----------------------------------------------------------------------------- |
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// |
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CVccEngPsPropertyListener::CVccEngPsPropertyListener( |
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const TUid aCategoryUid, |
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const TUint aKeyId ): |
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CActive( EPriorityStandard ), |
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iCategoryId( aCategoryUid ), |
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iKeyId( aKeyId ) |
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{ |
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RUBY_DEBUG_BLOCK( "VccEngPsPropertyListener::CVccEngPsPropertyListener" ); |
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} |
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// ----------------------------------------------------------------------------- |
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// 2nd phase constructor |
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// ----------------------------------------------------------------------------- |
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// |
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void CVccEngPsPropertyListener::ConstructL() |
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{ |
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RUBY_DEBUG_BLOCKL( "CVccEngPsPropertyListener::ConstructL" ); |
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// Attach to categroy and key. |
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User::LeaveIfError( iProperty.Attach( iCategoryId, iKeyId )); |
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// Add to active scheduler |
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CActiveScheduler::Add( this ); |
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} |
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// ----------------------------------------------------------------------------- |
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// Constructor |
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// ----------------------------------------------------------------------------- |
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// |
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CVccEngPsPropertyListener* CVccEngPsPropertyListener::NewL( |
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const TUid aCategoryId, |
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const TUint aKeyId) |
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{ |
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RUBY_DEBUG_BLOCKL("CVccEngPsPropertyListener::NewL"); |
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CVccEngPsPropertyListener* self = new (ELeave) CVccEngPsPropertyListener( |
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aCategoryId, aKeyId ); |
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CleanupStack::PushL( self ); |
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self->ConstructL(); |
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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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// Destructor |
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// ----------------------------------------------------------------------------- |
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// |
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CVccEngPsPropertyListener::~CVccEngPsPropertyListener() |
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{ |
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RUBY_DEBUG0( "CVccEngPsPropertyListener::~CVccEngPsPropertyListener() - ENTER" ); |
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Cancel(); |
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iProperty.Close(); |
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iObservers.Close(); |
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RUBY_DEBUG0( "CVccEngPsPropertyListener::~CVccEngPsPropertyListener() - EXIT" ); |
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} |
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// ----------------------------------------------------------------------------- |
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// Add Vcc property observer |
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// ----------------------------------------------------------------------------- |
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// |
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void CVccEngPsPropertyListener::AddObserverL( |
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MVccEngPsPropertyListenerObserver& aObserver ) |
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{ |
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RUBY_DEBUG_BLOCKL( "CVccEngPsPropertyListener::AddObserverL" ); |
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if ( iObservers.Find( &aObserver ) == KErrNotFound ) |
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{ |
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User::LeaveIfError( iObservers.Append( &aObserver ) ); |
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} |
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} |
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// ----------------------------------------------------------------------------- |
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// Removes observer |
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// ----------------------------------------------------------------------------- |
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// |
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void CVccEngPsPropertyListener::RemoveObserver( |
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MVccEngPsPropertyListenerObserver& aObserver ) |
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{ |
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RUBY_DEBUG_BLOCK( "CVccEngPsPropertyListener::RemoveObserver" ); |
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|
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TInt index = iObservers.Find( &aObserver ); |
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|
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if ( index != KErrNotFound ) |
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{ |
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iObservers.Remove( index ); |
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} |
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} |
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|
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// ----------------------------------------------------------------------------- |
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// Fetches the current value of the key |
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// ----------------------------------------------------------------------------- |
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// |
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TInt CVccEngPsPropertyListener::CurrentValue() |
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{ |
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RUBY_DEBUG_BLOCK( "CVccEngPsPropertyListener::CurrentValue" ); |
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|
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TInt value( KErrNotFound ); |
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iProperty.Get( iCategoryId, iKeyId, value ); |
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return value; |
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} |
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|
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|
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// ----------------------------------------------------------------------------- |
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// Cancels the outstanding subsription request |
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// ----------------------------------------------------------------------------- |
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// |
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void CVccEngPsPropertyListener::DoCancel() |
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{ |
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RUBY_DEBUG0( "CVccEngPsPropertyListener::DoCancel - ENTER" ); |
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iProperty.Cancel(); |
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RUBY_DEBUG0( "CVccEngPsPropertyListener::DoCancel - EXIT" ); |
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} |
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|
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// ----------------------------------------------------------------------------- |
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// Subsribes to property |
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// ----------------------------------------------------------------------------- |
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// |
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void CVccEngPsPropertyListener::Start() |
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{ |
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RUBY_DEBUG_BLOCK( "CVccEngPsPropertyListener::Start" ); |
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|
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// Subscribe to get updates. |
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iProperty.Subscribe( iStatus ); |
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SetActive(); |
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} |
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|
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// ----------------------------------------------------------------------------- |
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// RunL |
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// ----------------------------------------------------------------------------- |
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// |
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void CVccEngPsPropertyListener::RunL() |
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{ |
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TInt err = iStatus.Int(); |
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Start(); |
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RUBY_DEBUG_BLOCK( "CVccEngPsPropertyListener::RunL" ); |
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RUBY_DEBUG1( " - Status: %d", iStatus.Int() ); |
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if ( KErrNone == err ) |
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{ |
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RUBY_DEBUG0( " - CVccEngPsPropertyListener::RunL - \ |
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if ( KErrNone == err )" ); |
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// Notify property changes to observers. |
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NotifyObserversL(); |
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} |
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} |
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|
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// ----------------------------------------------------------------------------- |
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// Notify all observers about the changed value |
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// ----------------------------------------------------------------------------- |
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// |
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void CVccEngPsPropertyListener::NotifyObserversL() |
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{ |
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RUBY_DEBUG_BLOCKL( "CVccEngPsPropertyListener::NotifyObserversL" ); |
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|
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TInt value = CurrentValue(); |
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RUBY_DEBUG1( " - value [%d]", value ); |
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|
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for ( TInt i(0) ; i < iObservers.Count() ; i++ ) |
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{ |
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MVccEngPsPropertyListenerObserver* observer = iObservers[i]; |
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|
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if ( observer ) |
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{ |
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observer->PropertyChangedL( iCategoryId, iKeyId, value ); |
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} |
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} |
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} |