author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Tue, 25 May 2010 12:41:50 +0300 | |
branch | RCL_3 |
changeset 34 | b68fcd923911 |
parent 0 | 5f000ab63145 |
permissions | -rw-r--r-- |
0
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/* |
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* Copyright (c) 2007-2007 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: Observer for Phonebook AIW services. |
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* |
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*/ |
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|
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|
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#include "tphcntaiwserviceobserver.h" |
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#include "mphcntservicerequestparam.h" |
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#include "mphcntserviceresult.h" |
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|
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// Phonebook2 AIW service constants |
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const TInt KServiceTermiationAllowed = 0; |
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const TInt KProcessTerminationAllowed = 1; |
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|
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// Phone Process Uid. |
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const TInt KPhoneProcess = 0x100058B3; |
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const TBool KDoNotAllowProcessTermination = EFalse; |
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const TBool KAllowProcessTermination = ETrue; |
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|
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// ======== MEMBER FUNCTIONS ======== |
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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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TPhCntAiwServiceObserver::TPhCntAiwServiceObserver( |
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MPhCntAiwServiceCompleteObserver& aObserver) : |
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iResult( NULL ), |
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iParams( NULL ), |
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iObserver( aObserver ), |
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iAiwServiceShuttingDown( EFalse ) |
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{ |
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} |
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|
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// --------------------------------------------------------------------------- |
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// Sets params and result |
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// --------------------------------------------------------------------------- |
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// |
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void TPhCntAiwServiceObserver::SetRequestAndResult( |
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MPhCntServiceRequestParam* aParams, |
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MPhCntServiceResult* aResult ) |
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{ |
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iParams = aParams; |
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iResult = aResult; |
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} |
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|
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// --------------------------------------------------------------------------- |
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// From MAiwNotifyCallback |
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// Handles the Phonebooks AIW callbacks. |
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// --------------------------------------------------------------------------- |
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// |
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TInt TPhCntAiwServiceObserver::HandleNotifyL( |
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TInt aCmdId, |
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TInt aEventId, |
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CAiwGenericParamList& aEventParamList, |
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const CAiwGenericParamList& /*aInParamList*/ ) |
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{ |
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TInt response = KErrNone; |
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if( iResult && iParams ) |
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{ |
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if( aCmdId == iParams->Command() ) |
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{ |
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switch( aEventId ) |
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{ |
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// User canceled the service. |
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case KAiwEventCanceled: |
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// if AIW service is shutting down (ie user has pressed end key), |
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// do not indicate that response has received yet, because |
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// we still have to wait KAiwEventQueryExit. |
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if( !iAiwServiceShuttingDown ) |
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{ |
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ResponseReceived( KErrCancel ); |
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} |
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break; |
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|
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// Service provider had an internal error. |
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case KAiwEventError: |
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ResponseReceived( ParseErrorCode( aEventParamList ) ); |
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break; |
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|
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// Service provider stopped from some reason. |
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case KAiwEventStopped: |
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ResponseReceived( KErrGeneral ); |
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break; |
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|
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case KAiwEventCompleted: |
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iResult->ParseResult( aEventParamList ); |
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ResponseReceived( KErrNone ); |
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break; |
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102 |
|
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// We are not interested to check the client selection. |
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case KAiwEventOutParamCheck: |
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response = ETrue; |
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break; |
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107 |
|
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108 |
|
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// QUERY EXIT is three phase operation. |
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// First time when KAiwEventQueryExit comes, Phonebook AIW service |
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// provider is asking if service is allowed to be terminated (KServiceTermiationAllowed). |
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// After that service request is completed with event KAiwEventCanceled. |
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// Last phase is KAiwEventQueryExit event with query to allow process termination |
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// (KProcessTerminationAllowed). |
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case KAiwEventQueryExit: |
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116 |
|
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TInt queryType; |
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if( !FindFirstTInt32Value( |
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aEventParamList, EGenericParamApplication, queryType ) ) |
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120 |
{ |
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if( queryType == KServiceTermiationAllowed ) |
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122 |
{ |
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// AIW service is always allowed to exit. After this |
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// AIW service provider cancels the outstanding |
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// request with event KAiwEventCanceled. |
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response = iAiwServiceShuttingDown = ETrue; |
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} |
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else if( queryType == KProcessTerminationAllowed ) |
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129 |
{ |
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if ( RunningInPhoneAppProcess() ) |
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131 |
{ |
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// Phone app process is not allowed to be |
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// terminated. |
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response = KDoNotAllowProcessTermination; |
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} |
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136 |
else |
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137 |
{ |
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response = KAllowProcessTermination; |
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} |
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ResponseReceived( KErrCancel ); |
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} |
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} |
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break; |
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144 |
|
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// Other events are not handled and we wait for |
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// next event. |
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default: |
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break; |
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} |
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} |
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} |
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152 |
|
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return response; |
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} |
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155 |
|
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// --------------------------------------------------------------------------- |
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// Takes error code from generic param list. |
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// --------------------------------------------------------------------------- |
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// |
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TInt TPhCntAiwServiceObserver::ParseErrorCode( |
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const CAiwGenericParamList& aEventParamList ) |
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{ |
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TInt errorValue = KErrGeneral; |
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FindFirstTInt32Value( aEventParamList, EGenericParamError, errorValue ); |
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return errorValue; |
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} |
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167 |
|
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// --------------------------------------------------------------------------- |
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// Takes integer value from aEventParamList. |
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// --------------------------------------------------------------------------- |
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// |
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TInt TPhCntAiwServiceObserver::FindFirstTInt32Value( |
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const CAiwGenericParamList& aEventParamList, |
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TGenericParamId aParameterId, |
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TInt& aValue ) const |
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{ |
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TInt err( KErrNotFound ); |
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TInt index( 0 ); |
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const TAiwGenericParam* param = |
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aEventParamList.FindFirst( index, aParameterId ); |
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if ( index != KErrNotFound && param ) |
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{ |
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aValue = param->Value().AsTInt32(); |
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err = KErrNone; |
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} |
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return err; |
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} |
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188 |
|
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189 |
// --------------------------------------------------------------------------- |
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// Notifies observer. |
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// --------------------------------------------------------------------------- |
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// |
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void TPhCntAiwServiceObserver::ResponseReceived( TInt aError ) |
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{ |
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iObserver.ServiceRequestComplete( aError ); |
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iResult = NULL; |
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iParams = NULL; |
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iAiwServiceShuttingDown = EFalse; |
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199 |
} |
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200 |
|
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201 |
// --------------------------------------------------------------------------- |
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// Checks if running in phone process. The handling of KAiwEventQueryExit |
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// is done differently if running in phone process. |
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// --------------------------------------------------------------------------- |
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// |
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206 |
TBool TPhCntAiwServiceObserver::RunningInPhoneAppProcess() const |
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207 |
{ |
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RProcess currentProcess; |
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TBool phoneProcess( EFalse ); |
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TUid processID = currentProcess.Identity(); |
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if ( processID.iUid == KPhoneProcess ) |
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{ |
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phoneProcess = ETrue; |
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} |
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return phoneProcess; |
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} |
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Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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