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/*
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* Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description: This class is the main interface to the TelephonyAudioRoutingServer.
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* It implements the client-side session.
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*
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*/
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#ifndef TELEPHONYAUDIOROUTINGMANAGERSESSION_H
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#define TELEPHONYAUDIOROUTINGMANAGERSESSION_H
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#include <e32base.h>
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#include <e32std.h>
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#include "MTelephonyAudioRoutingPolicyObserver.h"
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#include "TelephonyAudioRoutingClientServer.h"
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class CTelephonyAudioRoutingPolicyRequest;
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class CTelephonyAudioRoutingManager;
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// CLASS DECLARATION
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/**
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* Main interface to the TelephonyAudioRoutingServer.
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* It implements the client-side session.
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*
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* @lib TelephonyAudioRoutingManagerSession.lib
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* @since Series 60 3.1
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*/
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class RTelephonyAudioRoutingManagerSession : public RSessionBase
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{
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public:
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IMPORT_C RTelephonyAudioRoutingManagerSession();
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public:
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/**
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* Connects a policy client to the server.
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* @since Series 60 3.1
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* @param aAudioRoutingManager: Client, aPolicyObserver: client observer class
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* @return TInt: if connection was successful
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*/
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IMPORT_C TInt Connect(CTelephonyAudioRoutingManager& aAudioRoutingManager, MTelephonyAudioRoutingPolicyObserver& aPolicyObserver);
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/**
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* Closes connection to the server.
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* @since Series 60 3.1
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* @param none
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* @return void
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*/
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IMPORT_C void Close();
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/**
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* Used by policy to notify server of audio output changes.
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* @since Series 60 3.1
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* @param aOutput: client obj
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* @return void
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*/
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IMPORT_C void OutputChanged(CTelephonyAudioRouting::TAudioOutput aOutput);
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/**
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* Used by policy to notify server that requested output change completed
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* @since Series 60 3.1
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* @param aOutput: client obj, aError: error code for operation
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* @return void
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*/
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IMPORT_C void OutputChangeCompleted(CTelephonyAudioRouting::TAudioOutput aOutput, TInt aError);
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/**
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* Used by policy session to get notification whenever any of the clients sends
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* a SetOutput request.
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* @since Series 60 3.1
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* @param none
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* @return void
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*/
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IMPORT_C void MonitorOutputChangeRequest();
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/**
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* Sets policy session Id.
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* @since Series 60 3.1
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* @param none
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* @return void
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*/
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IMPORT_C void SetPolicySessionIdL();
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/**
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* Cancel a previously send request.
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* @since Series 60 3.1
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* @param aRequest: request to cancel
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* @return void
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*/
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IMPORT_C void CancelRequest(TTelAudRtngServRqst aRequest);
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/**
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* Used by policy session to notify server if the available audio
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* output change.
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* @since Series 60 3.1
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* @param aOutputs: array of available outputs
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* @return void
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*/
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IMPORT_C void AvailableOutputsChangedL(const TArray<CTelephonyAudioRouting::TAudioOutput>& aOutputs);
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/**
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* Provide caller with iAudioOutputPkg
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* @since Series 60 3.1
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* @param none
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* @return iAudioOutputPkg
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*/
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IMPORT_C TPckgBuf<CTelephonyAudioRouting::TAudioOutput>& AudioOutputPkg();
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private:
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/**
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* Start asynchronous request handlers.
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* @since Series 60 3.1
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* @param aAudioRoutingManager: client obj, aPolicyObserver: observer obj for callbacks
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* @return void
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*/
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void StartPolicyRequestHandlersL( CTelephonyAudioRoutingManager& aAudioRoutingManager, MTelephonyAudioRoutingPolicyObserver& aPolicyObserver );
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private:
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TPckgBuf<CTelephonyAudioRouting::TAudioOutput> iAudioOutputPkg;
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CTelephonyAudioRoutingPolicyRequest* iPolicyRequest;
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TBool iConnected;
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};
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#endif //TELEPHONYAUDIOROUTINGSESSION_H
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