--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/sipvoipprovider/src/svpdtmfeventgenerator.cpp Mon Jan 18 20:12:36 2010 +0200
@@ -0,0 +1,196 @@
+/*
+* Copyright (c) 2007 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: Generates DTMF events in Inband DTMF
+*
+*/
+
+
+#include "svpdtmfeventgenerator.h"
+#include "svplogger.h"
+#include "svpdtmfeventobserver.h"
+
+const TInt KSvpNormalEventInterval = 300000;
+// Pause character ('p') interval is 2500 ms
+const TInt KSvpPauseEventInterval = 2500000;
+
+// ---------------------------------------------------------------------------
+// CSVPDTMFEventGenerator::CSVPDTMFEventGenerator
+// ---------------------------------------------------------------------------
+//
+CSVPDTMFEventGenerator::CSVPDTMFEventGenerator(
+ MSVPDTMFEventObserver& aObserver ):
+
+ CActive( EPriorityStandard ),
+ iObserver( aObserver )
+ {
+ // add object to active scheduler
+ CActiveScheduler::Add( this );
+ }
+
+// ---------------------------------------------------------------------------
+// CSVPDTMFEventGenerator::CSVPDTMFEventGenerator
+// ---------------------------------------------------------------------------
+//
+void CSVPDTMFEventGenerator::ConstructL()
+ {
+ // create timer
+ User::LeaveIfError( iTimer.CreateLocal() );
+ }
+
+// ---------------------------------------------------------------------------
+// CSVPDTMFEventGenerator::CSVPDTMFEventGenerator
+// ---------------------------------------------------------------------------
+//
+CSVPDTMFEventGenerator* CSVPDTMFEventGenerator::NewL(
+ MSVPDTMFEventObserver& aObserver )
+ {
+ CSVPDTMFEventGenerator* self =
+ new ( ELeave ) CSVPDTMFEventGenerator( aObserver );
+
+ CleanupStack::PushL( self );
+ self->ConstructL();
+ CleanupStack::Pop( self );
+
+ return self;
+ }
+
+// ---------------------------------------------------------------------------
+// CSVPDTMFEventGenerator::~CSVPDTMFEventGenerator
+// ---------------------------------------------------------------------------
+//
+CSVPDTMFEventGenerator::~CSVPDTMFEventGenerator()
+ {
+ // cancel outgoing requests and close timer
+ Cancel();
+ iTimer.Close();
+ }
+
+// ---------------------------------------------------------------------------
+// CSVPDTMFEventGenerator::RunL
+// ---------------------------------------------------------------------------
+//
+void CSVPDTMFEventGenerator::RunL()
+ {
+ SVPDEBUG2( "CSVPDTMFEventGenerator::RunL tick: %u", User::TickCount() )
+ SVPDEBUG2( "CSVPDTMFEventGenerator::RunL iStatus: %d", iStatus.Int() )
+ SVPDEBUG2( "CSVPDTMFEventGenerator::RunL iStringLength: %d", iStringLength )
+
+ if ( KErrNone == iStatus.Int() )
+ {
+ if ( !iStartSent && iStringLength )
+ {
+ iObserver.InbandDtmfEventOccurred( ESvpDtmfSendStarted );
+ iStartSent = ETrue;
+ iStringLength--;
+ TTimeIntervalMicroSeconds32 delay;
+ if ( iPause )
+ {
+ delay = KSvpPauseEventInterval;
+ iPause = EFalse;
+ }
+ else
+ {
+ delay = KSvpNormalEventInterval;
+ }
+ if ( !IsActive() )
+ {
+ iTimer.After ( iStatus, delay );
+ SetActive();
+ }
+ }
+ else
+ {
+ iObserver.InbandDtmfEventOccurred( ESvpDtmfSendStopped );
+ iStartSent = EFalse;
+
+ if ( iStringLength )
+ {
+ TTimeIntervalMicroSeconds32 delay = KSvpNormalEventInterval;
+ if ( !IsActive() )
+ {
+ iTimer.After ( iStatus, delay );
+ SetActive();
+ }
+ }
+ else
+ {
+ iObserver.InbandDtmfEventOccurred( ESvpDtmfSendCompleted );
+ }
+ }
+ }
+ else
+ {
+ User::Leave( iStatus.Int() );
+ }
+ }
+
+// ---------------------------------------------------------------------------
+// CSVPDTMFEventGenerator::StartDtmfEvents
+// ---------------------------------------------------------------------------
+//
+void CSVPDTMFEventGenerator::StartDtmfEvents( TInt aStringLength, TBool aPause )
+ {
+ SVPDEBUG1("CSVPDTMFEventGenerator::StartDtmfEvents In");
+ Cancel();
+ // Give the time to CTimer as microseconds
+ // event interval is default => 300ms
+ if ( aStringLength )
+ {
+ // save string length
+ iStringLength = aStringLength;
+ iPause = aPause;
+ iTimer.After( iStatus, KSvpNormalEventInterval );
+ SetActive();
+ }
+ }
+
+// ---------------------------------------------------------------------------
+// CSVPDTMFEventGenerator::DoCancel
+// ---------------------------------------------------------------------------
+//
+void CSVPDTMFEventGenerator::DoCancel()
+ {
+ SVPDEBUG1( "CSVPDTMFEventGenerator::DoCancel" )
+ iStringLength = 0;
+ iStartSent = EFalse;
+ iPause = EFalse;
+ iTimer.Cancel();
+ }
+
+
+// ---------------------------------------------------------------------------
+// CSVPDTMFEventGenerator::StopEvents
+// ---------------------------------------------------------------------------
+//
+void CSVPDTMFEventGenerator::StopEvents()
+ {
+ SVPDEBUG1("CSVPDTMFEventGenerator::StopEvents In");
+ // Always call through Cancel() as it will
+ // cancel the request in the scheduler and then it will call DoCancel()
+ Cancel();
+ }
+
+
+// ---------------------------------------------------------------------------
+// CSVPDTMFEventGenerator::RunError
+// ---------------------------------------------------------------------------
+//
+TInt CSVPDTMFEventGenerator::RunError( TInt aError )
+ {
+ SVPDEBUG2( "CSVPDTMFEventGenerator::RunError aError: %d", aError )
+
+ return aError;
+ }
+
+// End of File