kerneltest/e32test/usbho/t_otgdi/src/b2bwatchers.cpp
changeset 9 96e5fb8b040d
child 43 c1f20ce4abcf
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-1:000000000000 9:96e5fb8b040d
       
     1 // Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).
       
     2 // All rights reserved.
       
     3 // This component and the accompanying materials are made available
       
     4 // under the terms of the License "Eclipse Public License v1.0"
       
     5 // which accompanies this distribution, and is available
       
     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".
       
     7 //
       
     8 // Initial Contributors:
       
     9 // Nokia Corporation - initial contribution.
       
    10 //
       
    11 // Contributors:
       
    12 //
       
    13 // Description:
       
    14 // testcaseb2broot.cpp
       
    15 // @internalComponent
       
    16 // 
       
    17 //
       
    18 
       
    19 #include <e32std.h>
       
    20 #include <e32std_private.h>
       
    21 #include <u32std.h> 	// unicode builds
       
    22 #include <e32base.h>
       
    23 #include <e32base_private.h>
       
    24 #include <e32cons.h>
       
    25 #include <e32Test.h>	// RTest header
       
    26 #include <e32ver.h>
       
    27 #include <e32def.h>
       
    28 #include <e32def_private.h>
       
    29 #include <d32otgdi.h>		// OTGDI header
       
    30 #include <d32usbc.h>		// USBCC header
       
    31 #include "testcaseroot.h"
       
    32 #include "b2bwatchers.h"
       
    33 
       
    34 
       
    35 
       
    36 void CNotifyWatcherBase::RunL()
       
    37 	{
       
    38 	DisplayEvent(); 
       
    39 	iHandler.HandleEvent(iWatchType, GetEventValue()); // report the event upwards
       
    40 
       
    41 	IssueAgain(); 
       
    42 	SetActive();
       
    43 	}
       
    44 
       
    45 
       
    46 CNotifyCollector::CNotifyCollector(TRequestStatus &aStatus)  : iStatusStep(aStatus) 
       
    47 	{
       
    48 	LOG_FUNC
       
    49 	TTimeIntervalDays oneday(1);
       
    50 	iTimeStarted.HomeTime();
       
    51 	iTimeStarted += (oneday); // force all durations to produce a negative (invalid) value
       
    52 	}
       
    53 
       
    54 
       
    55 /***************************************************************
       
    56  *  ~CNotifyCollector
       
    57  */ 
       
    58 CNotifyCollector::~CNotifyCollector()
       
    59 	{
       
    60 	LOG_FUNC
       
    61 	
       
    62 	ClearAllEvents(); // free event arrays
       
    63 
       
    64 	iNotifyObjects.Close();
       
    65 	iFailureEvents.Close();
       
    66 	iRequiredEvents.Close();
       
    67 	iReceivedEvents.Close();
       
    68 	}
       
    69 
       
    70 
       
    71 /* The test-case calls this to clear the events stored.
       
    72  * Both the expected and already recieved events get cleared, this method 
       
    73  * is typically called at the start of each test-step
       
    74  */
       
    75 void CNotifyCollector::ClearAllEvents(TBool aClearRecieved/*=ETrue*/, TBool aClearRequired /*=ETrue*/)
       
    76 	{
       
    77 	//LOG_FUNC
       
    78 	if (aClearRequired)
       
    79 		{
       
    80 		iRequiredEvents.Reset();
       
    81 		iFailureEvents.Reset();
       
    82 		}
       
    83 	if (aClearRecieved)
       
    84 		{
       
    85 		iReceivedEvents.Reset();
       
    86 		}
       
    87 	}
       
    88 
       
    89 
       
    90 /* Creates and starts all 4 observers
       
    91  * Note: The Watchdog does not get started, because it needs an interval
       
    92  */
       
    93 void CNotifyCollector::CreateObserversL(COtgRoot &aOtgDriver)
       
    94 	{
       
    95 	LOG_FUNC
       
    96 	TInt watchType;
       
    97 	ASSERT(aOtgDriver.LddLoaded());
       
    98 	
       
    99 	for (watchType=EWatcherTimeouts; watchType < EWatcherInvalid; watchType++)
       
   100 		{
       
   101 		CNotifyWatcherBase *pWatcher=0;
       
   102 		switch ((TWatcherNotifyType )watchType)
       
   103 			{
       
   104 			case EWatcherTimeouts:
       
   105 				pWatcher = COtgWatchdogWatcher::NewL(*this,  EWatcherTimeouts, aOtgDriver);
       
   106 				break;
       
   107 			case EWatcherState:
       
   108 				pWatcher = COtgStateWatcher::NewL(*this , EWatcherState, aOtgDriver);
       
   109 				break;
       
   110 			case EWatcherEvent:
       
   111 				pWatcher = COtgEventWatcher::NewL(*this, EWatcherEvent, aOtgDriver);
       
   112 				break;
       
   113 			case EWatcherMessage:
       
   114 				pWatcher = COtgMessageWatcher::NewL(*this, EWatcherMessage, aOtgDriver);
       
   115 				break;
       
   116 			case EWatcherPeripheralState:
       
   117 				pWatcher = CPeripheralStateWatcher::NewL(*this, EWatcherPeripheralState, aOtgDriver);
       
   118 				break;
       
   119 			case EWatcherAConnectionIdle:
       
   120 				pWatcher = CAConnectionIdleWatcher::NewL(*this, EWatcherAConnectionIdle, aOtgDriver);
       
   121 				break;
       
   122 
       
   123 			}
       
   124 		// the TRequest object is added to scheduler in it's own constructor
       
   125 		
       
   126 		// add it to our list so we can kill them after the test.
       
   127 		iNotifyObjects.Append(pWatcher);
       
   128 		//LOG_VERBOSE3(_L("Added watcher type %d, TRequest= %08X.\n"), iType, (TInt)(&pWatcher->iStatus));	
       
   129 		
       
   130 		// start all watchers, except for the watchdog
       
   131 		if (watchType != EWatcherTimeouts)
       
   132 			{
       
   133 			pWatcher->StartWatching(-1);
       
   134 			}
       
   135 		}
       
   136 	test.Printf(_L("\n"));
       
   137 	}
       
   138 
       
   139 
       
   140 /* NOTE: OTG must still be loaded or else we cannot cancel the outstanding event watches here!
       
   141  */
       
   142 void CNotifyCollector::DestroyObservers()
       
   143 	{
       
   144 	LOG_FUNC
       
   145 	
       
   146 	// Free the Watchers
       
   147 	for (TInt idx=0; idx < iNotifyObjects.Count(); idx++)
       
   148 		{
       
   149 		LOG_VERBOSE2(_L(".. %d .."), idx);		
       
   150 		delete iNotifyObjects[idx];	// they will call their own Cancel() methods
       
   151 		}
       
   152 	iNotifyObjects.Close();	
       
   153 	}
       
   154 
       
   155 
       
   156 void CNotifyCollector::AddRequiredNotification(TWatcherNotifyType aType, TInt aValue)
       
   157 	{
       
   158 	AddRequiredOrFailureNotification(aType, aValue, EFalse);
       
   159 	}
       
   160 
       
   161 void CNotifyCollector::	AddFailureNotification(const TWatcherNotifyType aType, TInt aValue)
       
   162 	{
       
   163 	AddRequiredOrFailureNotification(aType, aValue, ETrue);
       
   164 	}
       
   165 
       
   166 /* Checks that a watcher for the event exists, and then adds it to a list of events required for a PASS condition
       
   167  * The timout event does not get added to this list.
       
   168  * If the parameter is a time, the timer gets started
       
   169  * If aEventMeansFailure is set True, then the reception of the event will cause the current test step to fail
       
   170  */	
       
   171 void CNotifyCollector::AddRequiredOrFailureNotification(TWatcherNotifyType aType, TInt aValue, TBool aEventMeansFailure)
       
   172 	{
       
   173 	CNotifyWatcherBase *pWatcher=0;
       
   174 	TInt index=0;
       
   175 	TBuf<MAX_DSTRLEN> aDescription;	
       
   176 
       
   177 	// print a usefull debug message
       
   178 	switch (aType)
       
   179 		{
       
   180 		case EWatcherTimeouts:
       
   181 			break;
       
   182 		case EWatcherState:
       
   183 			COtgRoot::OtgStateString(static_cast<RUsbOtgDriver::TOtgState>(aValue), aDescription);
       
   184 			LOG_VERBOSE3(_L("AddRequiredNotification() State %d '%S' wanted\n"), aValue, &aDescription);
       
   185 			break;
       
   186 		case EWatcherEvent:
       
   187 			COtgRoot::OtgEventString(static_cast<RUsbOtgDriver::TOtgEvent>(aValue), aDescription);
       
   188 			LOG_VERBOSE3(_L("AddRequiredNotification() Event %d '%S' wanted\n"), aValue, &aDescription);
       
   189 			break;
       
   190 		case EWatcherMessage:
       
   191 			COtgRoot::OtgMessageString(static_cast<RUsbOtgDriver::TOtgMessage>(aValue), aDescription);
       
   192 			LOG_VERBOSE3(_L("AddRequiredNotification() Message %d '%S' wanted\n"), aValue, &aDescription);
       
   193 			break;
       
   194 		case EWatcherPeripheralState:
       
   195 			COtgRoot::PeripheralStateString(static_cast<TUint>(aValue), aDescription);
       
   196 			LOG_VERBOSE3(_L("AddRequiredNotification() Peripheral State %d '%S' wanted\n"), aValue, &aDescription);
       
   197 			break;
       
   198 		case EWatcherAConnectionIdle:
       
   199 			COtgRoot::AConnectionIdleString(static_cast<RUsbOtgDriver::TOtgConnection>(aValue), aDescription);
       
   200 			LOG_VERBOSE3(_L("AddRequiredNotification() AConnectionIdle %d '%S' wanted\n"), aValue, &aDescription);
       
   201 			break;
       
   202 
       
   203 		}
       
   204 	
       
   205 	// Find the watcher if possible
       
   206 	while (index < iNotifyObjects.Count())
       
   207 		{
       
   208 
       
   209 		TEST_ASSERTION(iNotifyObjects[index]!=NULL, _L("iNotifyObjects element gone!"));
       
   210 
       
   211 		if (iNotifyObjects[index]->GetType() == aType)
       
   212 			{
       
   213 			pWatcher = iNotifyObjects[index];
       
   214 			break;
       
   215 			}
       
   216 		index++;
       
   217 		}
       
   218 	
       
   219 	TEST_ASSERTION(pWatcher!=NULL, _L("pWatcher=0!"));
       
   220 	if (aType == EWatcherTimeouts)	
       
   221 		{ // other watchers are already running, but we start the timer now
       
   222 		pWatcher->StartWatching(aValue);
       
   223 		}
       
   224 	else
       
   225 		{ // timeouts are not added to the Q
       
   226 		TOtgObservedEvent evt(aType, aValue);	
       
   227 		if(aEventMeansFailure)
       
   228 			{
       
   229 			iFailureEvents.Append(evt);
       
   230 			}
       
   231 		else
       
   232 			{
       
   233 			iRequiredEvents.Append(evt);
       
   234 			}
       
   235 		}
       
   236 	// flag as pending
       
   237 	iStatusStep = KRequestPending;
       
   238 	iTimeStarted.HomeTime();
       
   239 	}
       
   240 
       
   241 
       
   242 /* Return the number of milliseconds since the last call to AddRequiredNotification()
       
   243  */
       
   244 TInt CNotifyCollector::DurationElapsed()
       
   245 	{
       
   246 	TTime TimeEnd;
       
   247 	TInt Millisec;
       
   248 
       
   249 	TimeEnd.HomeTime();
       
   250 	TTimeIntervalMicroSeconds ivlMicro(TimeEnd.MicroSecondsFrom(iTimeStarted));
       
   251 	Millisec = (TInt)(ivlMicro.Int64())/1000;	// USB times are in uSec, but in ms for the user layer
       
   252 
       
   253 	if (Millisec < 0)
       
   254 		Millisec = -1; // TRUE for when the Notifiers are not yet being used.
       
   255 	return(Millisec);				
       
   256 	}
       
   257 
       
   258 
       
   259 /* Search for an event in the received Q
       
   260  * @return :TRUE if the specified event has been received
       
   261  */
       
   262 TBool CNotifyCollector::EventReceivedAlready(const TOtgObservedEvent& aEvent)
       
   263 	{
       
   264 	for (TInt idx=0; idx < iReceivedEvents.Count(); idx++)
       
   265 		if (iReceivedEvents[idx] == aEvent)
       
   266 			return(ETrue);
       
   267 	return(EFalse);
       
   268 	}
       
   269 
       
   270 /* Search for an event in the failure event queue
       
   271  * @return :TRUE if the specified event does denote a failure
       
   272  */
       
   273 TBool CNotifyCollector::IsFailureEvent(TOtgObservedEvent &aEvent)
       
   274 	{
       
   275 	for (TInt idx=0; idx < iFailureEvents.Count(); idx++)
       
   276 		if (iFailureEvents[idx] == aEvent)
       
   277 			return(ETrue);
       
   278 	return(EFalse);
       
   279 	}
       
   280 
       
   281 /* @return 0 if the watcher has not yet been created. (for instance early in the test)
       
   282  */
       
   283 CNotifyWatcherBase* CNotifyCollector::GetWatcher(TWatcherNotifyType aType)
       
   284 	{
       
   285 	CNotifyWatcherBase *pWatcher=0;
       
   286 	// Find the watcher 
       
   287 	TInt index=0;
       
   288 	
       
   289 	while (index < iNotifyObjects.Count())
       
   290 		{
       
   291 
       
   292 		TEST_ASSERTION(iNotifyObjects[index]!=NULL, _L("iNotifyObjects element gone!"));
       
   293 
       
   294 		if (iNotifyObjects[index]->GetType() == aType)
       
   295 			{
       
   296 			pWatcher = iNotifyObjects[index];
       
   297 			break;
       
   298 			}
       
   299 		index++;
       
   300 		}
       
   301 
       
   302 	return(pWatcher);
       
   303 	}
       
   304 
       
   305 
       
   306 /* Process the event. The OTG watchers are responsible for renewing themselves
       
   307  * but the Timer event does not renew
       
   308  */
       
   309 void CNotifyCollector::HandleEvent(TWatcherNotifyType aType, TInt aValue)
       
   310 	{
       
   311 	if (aType == EWatcherTimeouts)
       
   312 		{
       
   313 		test.Printf(_L("Step timed out..(%dms).\n\n"), GetWatcher(aType)->GetEventValue());
       
   314 		CompleteStep(KTestCaseWatchdogTO);
       
   315 		return;
       
   316 		}
       
   317 	
       
   318 	TOtgObservedEvent evt(aType, aValue);
       
   319 	TInt start=0;
       
   320 	iReceivedEvents.Append(evt);  // store incomming evt
       
   321 
       
   322 	//	Check to see whether the event denotes a failure for this event
       
   323 	if (IsFailureEvent(evt))
       
   324 		{
       
   325 		test.Printf(_L("This event denotes failure for this test\n"));
       
   326 		CompleteStep(KTestCaseFailureEventReceived);
       
   327 		return;
       
   328 		}
       
   329 	
       
   330 	if (iRequiredEvents.Count())
       
   331 		{
       
   332 		// itterate all required events, search for each one in the incomming events list
       
   333 		while (start< iRequiredEvents.Count())
       
   334 			{
       
   335 				//LOG_VERBOSE3(_L("Search for=[%d,%d] :"), 
       
   336 				//					iRequiredEvents[start].GetType(), iRequiredEvents[start].GetValue());
       
   337 				
       
   338 				if (!EventReceivedAlready(iRequiredEvents[start]))
       
   339 					return;	// missing still, continue
       
   340 			start++; 
       
   341 			}
       
   342 		// found all the required events
       
   343 		LOG_VERBOSE1(_L("Found all.\n"));
       
   344 		CompleteStep(KErrNone);
       
   345 		}
       
   346 	else
       
   347 		{
       
   348 		test.Printf(_L("Warning : No required events!\n"));
       
   349 		}	
       
   350 	}
       
   351 
       
   352 //	Complete the test step's TRequestStatus (checking it is currently KRequestPending
       
   353 //	to try and avoid multiple completions).
       
   354 //
       
   355 void CNotifyCollector::CompleteStep(TInt aCompletionCode)
       
   356 	{
       
   357 	if(iStatusStep.Int() != KRequestPending)
       
   358 		{
       
   359 		test.Printf(_L("Can't complete step - not KRequestPending!\n"));
       
   360 		}
       
   361 	else
       
   362 		{
       
   363 		TRequestStatus *StatusStepPtr = &iStatusStep;
       
   364 		User::RequestComplete(StatusStepPtr, aCompletionCode);
       
   365 		}
       
   366 	}
       
   367 
       
   368 /****************************************************************************
       
   369  * COtg Watchdog Watcher
       
   370  */
       
   371 COtgWatchdogWatcher *COtgWatchdogWatcher::NewL(MOtgNotificationHandler &wdHandler, 
       
   372 												const TWatcherNotifyType aWatchType, 
       
   373 												COtgRoot &aOtgRoot)
       
   374 	{
       
   375 	LOG_FUNC 
       
   376 	COtgWatchdogWatcher* self = new (ELeave) COtgWatchdogWatcher(wdHandler, aWatchType, aOtgRoot);
       
   377 	CleanupStack::PushL(self);
       
   378 	self->ConstructL();
       
   379 	CleanupStack::Pop(self);
       
   380 	return self;
       
   381 	}
       
   382 
       
   383 
       
   384 void COtgWatchdogWatcher::ConstructL()
       
   385 	{
       
   386 	LOG_FUNC
       
   387 	
       
   388 	iTimer.CreateLocal();
       
   389 	iIntervalMs = -1;
       
   390 	}
       
   391 
       
   392 
       
   393 void COtgWatchdogWatcher::StepExpired(TInt aInterval) 
       
   394 	{
       
   395 	LOG_FUNC ; 
       
   396 	iHandler.HandleEvent(EWatcherTimeouts, aInterval) ; 
       
   397 	}
       
   398 
       
   399 
       
   400 void COtgWatchdogWatcher::RunL()
       
   401 	{ 
       
   402 	//LOG_FUNC 
       
   403 	StepExpired(iIntervalMs); 
       
   404 	}
       
   405 
       
   406 
       
   407 void COtgWatchdogWatcher::StartTimer(TInt aIntervalMs)
       
   408 	{
       
   409 	LOG_FUNC ;
       
   410 
       
   411 	iIntervalMs = aIntervalMs;	// save value for printing latter 
       
   412 	if (IsActive()) //cancel the last timer we set, this is easier than cancelling it in each test-step
       
   413 		{
       
   414 		iTimer.Cancel();
       
   415 		User::WaitForRequest(iStatus); // swallow it
       
   416 		iTimer.After(iStatus, aIntervalMs*1000);
       
   417 		}
       
   418 	else
       
   419 		{
       
   420 		iTimer.After(iStatus, aIntervalMs*1000);
       
   421 		SetActive();
       
   422 		}
       
   423 	LOG_VERBOSE2(_L("wd Timer %dms\n"), aIntervalMs)
       
   424 	}	
       
   425 
       
   426 
       
   427 /****************************************************************************
       
   428  * OTG Event/State/Message Watchers
       
   429  */
       
   430 COtgMessageWatcher* COtgMessageWatcher::NewL(MOtgNotificationHandler &wdHandler, 
       
   431 										const TWatcherNotifyType aWatchType, 
       
   432 										COtgRoot &aOtgRoot)
       
   433 	{
       
   434 	LOG_FUNC 
       
   435 	COtgMessageWatcher* self = new (ELeave) COtgMessageWatcher(wdHandler, aWatchType, aOtgRoot);
       
   436 	CleanupStack::PushL(self);
       
   437 	self->ConstructL();
       
   438 	CleanupStack::Pop(self);
       
   439 	return self;
       
   440 	}
       
   441 
       
   442 
       
   443 void COtgMessageWatcher::DisplayEvent()
       
   444 	{
       
   445 	TBuf<MAX_DSTRLEN> aDescription;	
       
   446 	iOtgRoot.OtgMessageString(iMessage, aDescription);
       
   447 	test.Printf(_L("Received Message %d '%S'\n"), iMessage, &aDescription);
       
   448 	}
       
   449 
       
   450 
       
   451 COtgStateWatcher* COtgStateWatcher::NewL(MOtgNotificationHandler &wdHandler, 
       
   452 										const TWatcherNotifyType aWatchType, 
       
   453 										COtgRoot &aOtgRoot)
       
   454 	{
       
   455 	LOG_FUNC 
       
   456 	COtgStateWatcher* self = new (ELeave) COtgStateWatcher(wdHandler, aWatchType, aOtgRoot);
       
   457 	CleanupStack::PushL(self);
       
   458 	self->ConstructL();
       
   459 	CleanupStack::Pop(self);
       
   460 	return self;
       
   461 	}
       
   462 
       
   463 
       
   464 void COtgStateWatcher::DisplayEvent() 
       
   465 	{
       
   466 	//LOG_FUNC
       
   467 	TBuf<MAX_DSTRLEN> aDescription;	
       
   468 	iOtgRoot.OtgStateString(iState, aDescription);
       
   469 	test.Printf(_L("Received State %d '%S'\n"), iState, &aDescription);
       
   470 	}
       
   471 
       
   472 
       
   473 COtgEventWatcher* COtgEventWatcher::NewL(MOtgNotificationHandler &wdHandler, 
       
   474 										const TWatcherNotifyType aWatchType, 
       
   475 										COtgRoot &aOtgRoot)
       
   476 	{
       
   477 	//LOG_FUNC 
       
   478 	COtgEventWatcher* self = new (ELeave) COtgEventWatcher(wdHandler, aWatchType, aOtgRoot);
       
   479 	CleanupStack::PushL(self);
       
   480 	self->ConstructL();
       
   481 	CleanupStack::Pop(self);
       
   482 	return self;
       
   483 	}
       
   484 
       
   485 void COtgEventWatcher::DisplayEvent()
       
   486 	{
       
   487 	TBuf<MAX_DSTRLEN> aDescription;	
       
   488 	iOtgRoot.OtgEventString(iEvent, aDescription);
       
   489 	test.Printf(_L("Received Event %d '%S'\n"), iEvent, &aDescription);
       
   490 	}
       
   491 
       
   492 CPeripheralStateWatcher* CPeripheralStateWatcher::NewL(MOtgNotificationHandler &wdHandler, 
       
   493 														const TWatcherNotifyType aWatchType, 
       
   494 														COtgRoot &aOtgRoot)
       
   495 	{
       
   496 	//LOG_FUNC 
       
   497 	CPeripheralStateWatcher* self = new (ELeave) CPeripheralStateWatcher(wdHandler, aWatchType, aOtgRoot);
       
   498 	CleanupStack::PushL(self);
       
   499 	self->ConstructL();
       
   500 	CleanupStack::Pop(self);
       
   501 	return self;
       
   502 	}
       
   503 
       
   504 void CPeripheralStateWatcher::DisplayEvent()
       
   505 	{
       
   506 	TBuf<MAX_DSTRLEN> aDescription;	
       
   507 	iOtgRoot.PeripheralStateString(iPeripheralState, aDescription);
       
   508 	test.Printf(_L("Peripheral State %d '%S'\n"), iPeripheralState, &aDescription);
       
   509 	}
       
   510 
       
   511 CAConnectionIdleWatcher* CAConnectionIdleWatcher::NewL(MOtgNotificationHandler &wdHandler, 
       
   512 														const TWatcherNotifyType aWatchType, 
       
   513 														COtgRoot &aOtgRoot)
       
   514 	{
       
   515 	//LOG_FUNC 
       
   516 	CAConnectionIdleWatcher* self = new (ELeave) CAConnectionIdleWatcher(wdHandler, aWatchType, aOtgRoot);
       
   517 	CleanupStack::PushL(self);
       
   518 	self->ConstructL();
       
   519 	CleanupStack::Pop(self);
       
   520 	return self;
       
   521 	}
       
   522 
       
   523 void CAConnectionIdleWatcher::RunL()
       
   524 	{
       
   525 	//	We need to override the RunL for this event type, as
       
   526 	//	the semantics of the asynchronous function are somewhat
       
   527 	//	different to the rest of the ones being serviced by 
       
   528 	//	CNotifyWatcherBase.
       
   529 	//
       
   530 	//	In the case of QueueOtgConnectionNotification, the value
       
   531 	//	passed in is updated *immediately* to reflect the current
       
   532 	//	activity or otherwise of the connection (unlike the other
       
   533 	//	async functions which update the value on completion).
       
   534 	//	The completion in the case of QueueOtgConnectionNotification
       
   535 	//	is used to indicate that the value has changed, and
       
   536 	//	another request should be queued to pick up this new value.
       
   537 	//
       
   538 	//	The practical upshot of this is that the IssueAgain needs
       
   539 	//	to happen before the event is displayed and handled...
       
   540 	
       
   541 	IssueAgain(); 
       
   542 	DisplayEvent(); 
       
   543 	iHandler.HandleEvent(iWatchType, GetEventValue()); // report the event upwards
       
   544 	SetActive();
       
   545 	}
       
   546 
       
   547 
       
   548 void CAConnectionIdleWatcher::DisplayEvent()
       
   549 	{
       
   550 	TBuf<MAX_DSTRLEN> aDescription;	
       
   551 	iOtgRoot.AConnectionIdleString(iAConnectionIdle, aDescription);
       
   552 	test.Printf(_L("AConnectionIdle %d '%S'\n"), iAConnectionIdle, &aDescription);
       
   553 	}