diff -r 000000000000 -r 3553901f7fa8 telephonyutils/etel3rdpartyapi/ExampleApps/PhoneMonitoring/CSignalInfo.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/telephonyutils/etel3rdpartyapi/ExampleApps/PhoneMonitoring/CSignalInfo.cpp Tue Feb 02 01:41:59 2010 +0200 @@ -0,0 +1,139 @@ +// Copyright (c) 2005-2009 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: +// + +#include "CSignalInfo.h" + +/** +Factory constructor. + +@param aController Pointer to MExecAsync object passed to constructor of + CISVAPIBase +@return Instance of CSignalInfo class +*/ +CSignalInfo* CSignalInfo::NewL(MExecAsync* aController) + { + CSignalInfo* self = new(ELeave) CSignalInfo(aController); + CleanupStack::PushL(self); + self->ConstructL(); + CleanupStack::Pop(self); + return self; + } + +/** +Destructor. +Cancels outstanding requests. +*/ +CSignalInfo::~CSignalInfo() + { + Cancel(); + } + +/** +Gets the signal strength and stores it in the iSignalStrengthV1Pckg package. +*/ +void CSignalInfo::DoStartRequestL() + { + _LIT(KDummyAnswerPanic, "CSignalInfo Get Method"); + __ASSERT_ALWAYS(!IsActive(), User::Panic(KDummyAnswerPanic, 1)); + iRequestNotify = EFalse; + + // Retrieves the phone's current signal strength via the aDes argument. + iTelephony->GetSignalStrength(iStatus, iSignalStrengthV1Pckg); + SetActive(); + } + +/** +Constructor. + +@param aController Pointer to an MExecAsync object passed to constructor of + CISVAPIBase +*/ +CSignalInfo::CSignalInfo(MExecAsync* aController) + : CISVAPIAsync(aController, KSignalInfo), + iSignalStrengthV1Pckg(iSignalStrengthV1) + { + // Empty method + } + +/** +Second phase constructor. +*/ +void CSignalInfo::ConstructL() + { + // Empty method + } + +/** +Checks the status of the active object and prints the signal strength (in bars) +to the console if there is no error. +*/ +void CSignalInfo::RunL() + { + if(iStatus != KErrNone) + { + iConsole->Printf(KError); + + // Print the error status code + iConsole->Printf(_L("%d\n"), iStatus.Int()); + } + else + { + TInt32 strength = iSignalStrengthV1.iSignalStrength; + TInt8 bars = iSignalStrengthV1.iBar; + if (iRequestNotify) + { + iConsole->ClearScreen(); + iConsole->Printf(_L("~*THIS IS A NOTIFICATION*~\n")); + } + iConsole->Printf(KSignalStrengthMsg); + iConsole->Printf(_L("There are %d bars!\n"), bars); + iConsole->Printf(_L("Signal Strength is %d!\n"), strength); + if (iRequestNotify) + { + DoRequestNotificationL(); + } + else + { + ExampleComplete(); + } + } + } + +/** +Requests to receive notifications of change in the signal strength. +*/ +void CSignalInfo::DoRequestNotificationL() + { + // Panic if this object is already performing an asynchronous operation. + // Application will panic if you call SetActive() on an already active object. + _LIT( KNotifyPanic, "CSignalInfo Notify Method" ); + __ASSERT_ALWAYS( !IsActive(), User::Panic( KNotifyPanic, 1 )); + iRequestNotify = ETrue; + + // Registers interest in receiving change notifications for events. + iTelephony->NotifyChange( iStatus, + CTelephony::ESignalStrengthChange, + iSignalStrengthV1Pckg ); + SetActive(); + } + +/** +Cancels asynchronous request to CTelephony::GetSignalStrength(). +*/ +void CSignalInfo::DoCancel() + { + // Cancels an outstanding asynchronous request. + iTelephony->CancelAsync(CTelephony::ESignalStrengthChangeCancel); + }