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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: TelephonyAudioRoutingServer implementation
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*
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*/
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#ifndef TELEPHONYAUDIOROUTINGSERVER_H
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#define TELEPHONYAUDIOROUTINGSERVER_H
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#include <e32base.h>
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#include "TelephonyAudioRouting.h"
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const TInt KMaxNumberOfSessions = 256;
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enum TTelephonyAudioRoutingPanic
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{
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EPanicGeneral,
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EPanicIllegalFunction,
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EPanicResourceError
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};
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void PanicClient(const RMessage2& aMessage,TTelephonyAudioRoutingPanic aPanic);
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// CLASS DECLARATION
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/**
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* TelephonyAudioRoutingServer class declaration
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*
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* @lib TelephonyAudioRoutingServer.lib
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* @since Series 60 3.1
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*/
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class CTelephonyAudioRoutingServer : public CServer2
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{
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public: // Constructors and destructor
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/**
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* Two-phased constructor.
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*/
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IMPORT_C static CTelephonyAudioRoutingServer* NewL();
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/**
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* Destructor.
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*/
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~CTelephonyAudioRoutingServer();
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public:
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/**
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* Start the TelephonyAudioRoutingServer thread
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* @since Series 60 3.1
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* @param TAny* aParams
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* @return KErrNone is successfull, else appropriate err code
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*/
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IMPORT_C static TInt StartThreadL(TAny* aParams);
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/**
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* Add a new Session.
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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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void AddSession();
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/**
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* Remove an existing session.
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* @since Series 60 3.1
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* @param TInt aSessionId Id of the session to remove
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* @return void
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*/
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void RemoveSession(TInt aSessionId);
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/**
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* Notify the policy session about a request to change output.
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* @since Series 60 3.1
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* @param TInt aSessionId Id of the session to utilize, aMessage contains output value
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* @return void
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*/
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void DoSetOutputL (TInt aSessionId, const RMessage2& aMessage);
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/**
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* Assign a unique session Id to a new session.
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* @since Series 60 3.1
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* @param none
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* @return TInt session Id
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*/
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TInt IdentifyAndAllocateNextFreeSessionIdL();
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/**
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* Free the session Id or a deleted session for re-use.
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* @since Series 60 3.1
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* @param TInt aSessionId Id of the session to free
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* @return void
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*/
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void FreeSessionId(TInt aSessionId);
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/**
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* Used by policy session to indicate the session that requested a SetOutput() that
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* the request is complete, all the other session get OutputChanged() notification
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* @since Series 60 3.1
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* @param aOutput value of modified output, aError result of operation.
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* @return void
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*/
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void SetOutputCompleteL(CTelephonyAudioRouting::TAudioOutput aOutput, TInt aError);
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/**
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* Used by policy session to notify all sessions that the output has changed.
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* (Policy initiated change in output)
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* @since Series 60 3.1
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* @param aOutput value of modified output
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* @return void
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*/
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void OutputChanged(CTelephonyAudioRouting::TAudioOutput aOutput);
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/**
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* Used by policy session to indicated to all other sessions that available outputs have changed.
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* @since Series 60 3.1
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* @param aOutputs contains array of available outputs
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* @return void
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*/
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void AvailableOutputsChangedL( const TArray<CTelephonyAudioRouting::TAudioOutput>& aOutputs);
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/**
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* Set the Id of the policy session.
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* @since Series 60 3.1
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* @param TInt aSessionId is Id to set
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* @return void
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*/
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void SetPolicySessionId(TInt aSessionId);
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/**
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* Provide caller with iCurrentAudioOutput
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* @since Series 60 3.1
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* @param none
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* @return iCurrentAudioOutput
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*/
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CTelephonyAudioRouting::TAudioOutput& CurrentAudioOutput();
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/**
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* Provide caller with iPreviousAudioOutput
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* @since Series 60 3.1
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* @param none
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* @return iPreviousAudioOutput
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*/
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CTelephonyAudioRouting::TAudioOutput& PreviousAudioOutput();
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/**
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* Provide caller with iShowNoteMode
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* @since Series 60 3.1
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* @param none
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* @return iShowNoteMode
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*/
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TBool& ShowNoteMode();
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/**
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* Allows caller to set iShowNoteMode
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* @since Series 60 3.1
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* @param TBool aShowNoteMode
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* @return void
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*/
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void SetShowNoteMode(TBool aShowNoteMode);
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/**
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* Provide caller with iAvailableOutputs array
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* @since Series 60 3.1
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* @param none
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* @return: Array of available outputs
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*/
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RArray<CTelephonyAudioRouting::TAudioOutput>& AvailableOutputs();
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private:
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/**
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* C++ default constructor.
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*/
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CTelephonyAudioRoutingServer(/*TProcessId& aClientPID*/);
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/**
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* By default Symbian 2nd phase constructor is private.
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*/
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void ConstructL();
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/**
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* From CServer2
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* Creates a server-side client session object.
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*/
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CSession2* NewSessionL(const TVersion& aVersion, const RMessage2& aMessage) const;
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/**
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* determines if audio output is in available outputs array.
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* @since Series 60 3.1
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* @param aOutput is current output value
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* @return TBool ETrue if current output is available, EFalse if not
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*/
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TBool IsAvailableOutput(CTelephonyAudioRouting::TAudioOutput aOutput);
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private:
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TInt iSessionCount;
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TInt iPolicySessionId;
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RArray<TInt> iSetOutputRequests;
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RArray<TInt> iSessionIdsInUse;
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CTelephonyAudioRouting::TAudioOutput iCurrentAudioOutput;
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CTelephonyAudioRouting::TAudioOutput iPreviousAudioOutput;
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RArray<CTelephonyAudioRouting::TAudioOutput> iAvailableOutputs;
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TBool iShowNoteMode;
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};
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#endif
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