diff -r 000000000000 -r bde4ae8d615e os/mm/devsoundextensions/telephonyaudiorouting/Session/src/TelephonyAudioRoutingSession.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/os/mm/devsoundextensions/telephonyaudiorouting/Session/src/TelephonyAudioRoutingSession.cpp Fri Jun 15 03:10:57 2012 +0200 @@ -0,0 +1,383 @@ +/* +* Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies). +* All rights reserved. +* This component and the accompanying materials are made available +* under the terms of "Eclipse Public License v1.0" +* which accompanies this distribution, and is available +* at the URL "http://www.eclipse.org/legal/epl-v10.html". +* +* Initial Contributors: +* Nokia Corporation - initial contribution. +* +* Contributors: +* +* Description: This class is the main interface to the TelephonyAudioRoutingServer. +* It implements the client-side session. +* +*/ + + + +#include +#include +#include "TelephonyAudioRoutingClientServer.h" +#include "TelephonyAudioRoutingSession.h" +#include "TelephonyAudioRoutingRequest.h" +#include "TelephonyAudioRoutingPolicyRequest.h" + +const TInt KReqSetOutput = 0; +const TInt KReqNotifyIfOutputChanged = 1; +const TInt KReqNotifyIfAvailOutputsChanged = 2; +const TInt KReqMaxSize = 3; + +// ----------------------------------------------------------------------------- +// RTelephonyAudioRoutingSession::RTelephonyAudioRoutingSession +// C++ default constructor can NOT contain any code, that +// might leave. +// ----------------------------------------------------------------------------- +// +EXPORT_C RTelephonyAudioRoutingSession::RTelephonyAudioRoutingSession() + : RSessionBase(), iConnected(EFalse) + { + // No implementation required + + } + +// ----------------------------------------------------------------------------- +// RTelephonyAudioRoutingSession::ConnectL +// Connects a client to the server +// (other items were commented in a header). +// ----------------------------------------------------------------------------- +// +EXPORT_C TInt RTelephonyAudioRoutingSession::ConnectL( + CTelephonyAudioRouting& aAudioRouting, + MTelephonyAudioRoutingObserver& aObserver) + { + + TELAUDRTNG_RDEBUG(_L("[TELAUDRTNG]\t TelephonyAudioRoutingSession::ConnectL ")); + + TInt retry=2; + TInt err = KErrGeneral; + + + for (;;) + { + err=CreateSession(KTelAudRtngServName,TVersion(0,0,0)); + if (err!=KErrNotFound && err!=KErrServerTerminated && err!=KErrPermissionDenied) + break; + + if (--retry==0) + break; + } + + if ( err == KErrNone ) + { + // Create active object receive handlers and add it to scheduler + TRAP(err, StartRequestHandlersL(aAudioRouting, aObserver)); + if ( err == KErrNone ) + { + iConnected = ETrue; + } + + SendReceive(ETelAudRtngServInitialize, TIpcArgs()); + + } + + return err; + + } + +// ----------------------------------------------------------------------------- +// RTelephonyAudioRoutingSession::Close +// Closes connection to the server. +// (other items were commented in a header). +// ----------------------------------------------------------------------------- +// +EXPORT_C void RTelephonyAudioRoutingSession::Close() + { + TELAUDRTNG_RDEBUG1(_L("[TELAUDRTNG]\t RTelephonyAudioRoutingSession[%x]::Close "),this); + if ( iConnected ) + { + + for (TInt i = 0; i < KReqMaxSize; i++) + { + delete iRequests[i]; + } + iRequests.Close(); + iAvailableOutputs.Close(); + RSessionBase::Close(); + iConnected = EFalse; + + } + + } + +// ----------------------------------------------------------------------------- +// RTelephonyAudioRoutingSession::Version +// Gets the client side version number. +// (other items were commented in a header). +// ----------------------------------------------------------------------------- +// +EXPORT_C TVersion RTelephonyAudioRoutingSession::Version() const + { + return(TVersion(0,0,0)); + } + +// ----------------------------------------------------------------------------- +// RTelephonyAudioRoutingSession::GetDefaultValues +// Gets default values for current audio output, previous audio output, and +// show note mode from the server. +// (other items were commented in a header). +// ----------------------------------------------------------------------------- +// +EXPORT_C void RTelephonyAudioRoutingSession::GetDefaultValuesL() + { + TELAUDRTNG_RDEBUG1(_L("[TELAUDRTNG]\t RTelephonyAudioRoutingSession[%x]::GetDefaultValuesL "),this); + + User::LeaveIfError( SendReceive(ETelAudRtngServGetDefaultValues, TIpcArgs(&iDefaultValuePkg)) ); + + // Set session attributes with values retrieved from Server: + TTelephonyAudioRoutingDefaultParams defParams = iDefaultValuePkg(); + + CTelephonyAudioRouting::TAudioOutput currentAudioOutput = defParams.iCurrentAudio; + TELAUDRTNG_RDEBUG1(_L("[TELAUDRTNG]\t GetDefaultValuesL: current audio output = %d "), currentAudioOutput); + iCurrentAudioOutputPkg() = currentAudioOutput; + + CTelephonyAudioRouting::TAudioOutput previousAudioOutput = defParams.iPreviousAudio; + TELAUDRTNG_RDEBUG1(_L("[TELAUDRTNG]\t GetDefaultValuesL: Previous audio output = %d "), previousAudioOutput); + iPreviousAudioOutputPkg() = previousAudioOutput; + + TBool showNoteMode = defParams.iShowNoteMode; + TELAUDRTNG_RDEBUG1(_L("[TELAUDRTNG]\t GetDefaultValuesL: showNoteMode = %d "), showNoteMode); + iShowNoteModePkg() = showNoteMode; + + } + +// ----------------------------------------------------------------------------- +// RTelephonyAudioRoutingSession::SetOutput +// Send a SetOutput request to server. +// (other items were commented in a header). +// ----------------------------------------------------------------------------- +// +EXPORT_C void RTelephonyAudioRoutingSession::SetOutput( + CTelephonyAudioRouting::TAudioOutput aOutput, TBool aShowNote) + { + TELAUDRTNG_RDEBUG1(_L("[TELAUDRTNG]\t RTelephonyAudioRoutingSession[%x]::SetOutput "),this); + + TELAUDRTNG_RDEBUG1(_L("[TELAUDRTNG]\t RTelephonyAudioRoutingSession::SetOutput: ShowNote = %d "), aShowNote); + + iRequests[KReqSetOutput]->Cancel(); + + iCurrentAudioOutputPkg() = aOutput; + iPreviousAudioOutputPkg() = CTelephonyAudioRouting::ENone; + iErrPkg() = KErrNone; + iShowNoteModePkg() = aShowNote; + + iRequests[KReqSetOutput]->SetActive(); + SendReceive(ETelAudRtngServDoSetOutput, TIpcArgs(&iCurrentAudioOutputPkg, &iPreviousAudioOutputPkg, &iErrPkg, &iShowNoteModePkg), iRequests[KReqSetOutput]->iStatus); + + } + +// ----------------------------------------------------------------------------- +// RTelephonyAudioRoutingSession::GetAvailableOutputsL +// Get the available audio outputs from the server. +// (other items were commented in a header). +// ----------------------------------------------------------------------------- +// +EXPORT_C void RTelephonyAudioRoutingSession::GetAvailableOutputsL() + { + TELAUDRTNG_RDEBUG1(_L("[TELAUDRTNG]\t RTelephonyAudioRoutingSession[%x]::GetAvailableOutputsL"),this); + iAvailableOutputs.Reset(); + + TPckgBuf numOfOutputs; + User::LeaveIfError(SendReceive(ETelAudRtngServGetNoOutputs, TIpcArgs(&numOfOutputs))); + HBufC8* buf = HBufC8::NewLC(numOfOutputs()*sizeof(CTelephonyAudioRouting::TAudioOutput)); + TPtr8 ptr = buf->Des(); + + User::LeaveIfError(SendReceive(ETelAudRtngServGetAvailableOutputs, TIpcArgs(&ptr))); + RDesReadStream stream(ptr); + CleanupClosePushL(stream); + + for (TInt i=0; iCancel(); + + SendReceive(ETelAudRtngServNotifyIfOutputChanged, TIpcArgs(&iCurrentAudioOutputPkg, &iPreviousAudioOutputPkg, &iErrPkg, &iShowNoteModePkg), iRequests[KReqNotifyIfOutputChanged]->iStatus); + iRequests[KReqNotifyIfOutputChanged]->SetActive(); + + } + +// ----------------------------------------------------------------------------- +// RTelephonyAudioRoutingSession::NotifyIfAvailableOutputsChanged +// Send a request to server to receive notification whenever available audio output changes. +// (other items were commented in a header). +// ----------------------------------------------------------------------------- +// +EXPORT_C void RTelephonyAudioRoutingSession::NotifyIfAvailableOutputsChanged() + { + TELAUDRTNG_RDEBUG1(_L("[TELAUDRTNG]\t RTelephonyAudioRoutingSession[%x]::NotifyIfAvailbleOutputsChanged"),this); + iRequests[KReqNotifyIfAvailOutputsChanged]->Cancel(); + + SendReceive(ETelAudRtngServNotifyIfAvailOutputsChanged, TIpcArgs(&iCurrentAudioOutputPkg), iRequests[KReqNotifyIfAvailOutputsChanged]->iStatus); + iRequests[KReqNotifyIfAvailOutputsChanged]->SetActive(); + + } + +// ----------------------------------------------------------------------------- +// RTelephonyAudioRoutingSession::CancelRequest +// Cancel a previously sent request. +// aRequestOpcode = index into array as to which request object to cancel. +// (other items were commented in a header). +// ----------------------------------------------------------------------------- +// +EXPORT_C void RTelephonyAudioRoutingSession::CancelRequest(TTelAudRtngServRqst aRequestOpcode) + { + TPckgBuf request; + request() = aRequestOpcode; + + TELAUDRTNG_RDEBUG1(_L("[TELAUDRTNG]\t CTelephonyAudioRoutingSession::CancelRequest Number: %d"), aRequestOpcode); + SendReceive(ETelAudRtngServCancelRequest, TIpcArgs(&request)); + + } + +// ----------------------------------------------------------------------------- +// RTelephonyAudioRoutingSession::CurrentAudioOutputPkg +// Accessor method returns iCurrentAudioOutputPkg to caller. +// (other items were commented in a header). +// ----------------------------------------------------------------------------- +// +EXPORT_C TPckgBuf& RTelephonyAudioRoutingSession::CurrentAudioOutputPkg() + { + return iCurrentAudioOutputPkg; + } + +// ----------------------------------------------------------------------------- +// RTelephonyAudioRoutingSession::PreviousAudioOutputPkg +// Accessor method returns iPreviousAudioOutputPkg to caller. +// (other items were commented in a header). +// ----------------------------------------------------------------------------- +// +EXPORT_C TPckgBuf& RTelephonyAudioRoutingSession::PreviousAudioOutputPkg() + { + return iPreviousAudioOutputPkg; + } + +// ----------------------------------------------------------------------------- +// RTelephonyAudioRoutingSession::ErrPkg +// Accessor method returns iErrPkg to caller. +// (other items were commented in a header). +// ----------------------------------------------------------------------------- +// +EXPORT_C TPckgBuf& RTelephonyAudioRoutingSession::ErrPkg() + { + return iErrPkg; + } + +// ----------------------------------------------------------------------------- +// RTelephonyAudioRoutingSession::AvailableOutputs +// Accessor method returns iAvailableOutputs to caller. +// (other items were commented in a header). +// ----------------------------------------------------------------------------- +// +EXPORT_C RArray& RTelephonyAudioRoutingSession::AvailableOutputs() + { + return iAvailableOutputs; + } + +// ----------------------------------------------------------------------------- +// RTelephonyAudioRoutingSession::StartRequestHandlersL +// Start asynchronous request handlers. +// (other items were commented in a header). +// ----------------------------------------------------------------------------- +// +void RTelephonyAudioRoutingSession::StartRequestHandlersL( + CTelephonyAudioRouting& aAudioRouting, + MTelephonyAudioRoutingObserver& aObserver ) + { + + CTelephonyAudioRoutingRequest* req = NULL; + + req = CTelephonyAudioRoutingRequest::NewL(*this, aObserver, aAudioRouting, ETelAudRtngServDoSetOutput); + User::LeaveIfError( iRequests.Append(req) ); + + req = CTelephonyAudioRoutingRequest::NewL(*this, aObserver, aAudioRouting, ETelAudRtngServNotifyIfOutputChanged); + User::LeaveIfError( iRequests.Append(req) ); + + req = CTelephonyAudioRoutingRequest::NewL(*this, aObserver, aAudioRouting, ETelAudRtngServNotifyIfAvailOutputsChanged); + User::LeaveIfError( iRequests.Append(req) ); + + } + +// ----------------------------------------------------------------------------- +// RTelephonyAudioRoutingSession::SetShowNoteMode +// Sets session flag iOkToGetShowNoteMode to indicate that it is OK to retrieve value of +// iShowNoteMode from the server. +// (other items were commented in a header). +// ----------------------------------------------------------------------------- +// +EXPORT_C void RTelephonyAudioRoutingSession::SetShowNoteMode() + { + TELAUDRTNG_RDEBUG1(_L("[TELAUDRTNG]\t RTelephonyAudioRoutingSession[%x]::SetShowNoteMode"),this); + iOkToGetShowNoteMode = ETrue; + } + +// ----------------------------------------------------------------------------- +// RTelephonyAudioRoutingSession::ShowNoteMode +// Provide caller with value of iShowNoteModePkg from server +// (other items were commented in a header). +// ----------------------------------------------------------------------------- +// +EXPORT_C TPckgBuf& RTelephonyAudioRoutingSession::ShowNoteMode() + { + TELAUDRTNG_RDEBUG1(_L("[TELAUDRTNG]\t RTelephonyAudioRoutingSession[%x]::ShowNoteMode"),this); + + return iShowNoteModePkg; + } + + +// ----------------------------------------------------------------------------- +// RTelephonyAudioRoutingSession::ResetShowNoteMode +// Resets the session flag iOkToGetShowNoteMode to indicate it's not ok to retrieve +// value of iSetShowNoteMode from server. (Client can only retrieve it once after a +// SetOutputComplete call). (But it can be set internally from an OutputChanged call). +// (other items were commented in a header). +// ----------------------------------------------------------------------------- +// +EXPORT_C void RTelephonyAudioRoutingSession::ResetShowNoteMode() + { + TELAUDRTNG_RDEBUG1(_L("[TELAUDRTNG]\t RTelephonyAudioRoutingSession[%x]::ResetShowNoteMode"),this); + iOkToGetShowNoteMode = EFalse; + } +// ----------------------------------------------------------------------------- +// RTelephonyAudioRoutingSession::OkToGetShowNoteMode +// Provide caller with value of iOkToGetShowNoteMode +// (other items were commented in a header). +// ----------------------------------------------------------------------------- +// +EXPORT_C TBool RTelephonyAudioRoutingSession::OkToGetShowNoteMode() + { + return iOkToGetShowNoteMode; + } +// End of File