diff -r 000000000000 -r c9bc50fca66e usbmgmt/usbmgr/usbman/chargingplugin/src/otgstatewatcher.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/usbmgmt/usbmgr/usbman/chargingplugin/src/otgstatewatcher.cpp Tue Feb 02 02:02:59 2010 +0200 @@ -0,0 +1,83 @@ +/* +* Copyright (c) 2008-2009 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: +* Talks directly to the USB Logical Device Driver (LDD) and +* watches any state changes +* +*/ + +/** + @file +*/ + +#include "otgstatewatcher.h" + +COtgStateWatcher* COtgStateWatcher::NewL(MOtgPropertiesObserver* aObserver) + { + COtgStateWatcher* self = new(ELeave) COtgStateWatcher(aObserver); + CleanupStack::PushL(self); + self->ConstructL(); + CleanupStack::Pop(self); + return self; + } + +COtgStateWatcher::~COtgStateWatcher() + { + Cancel(); + iOtgStateProp.Close(); + } + +COtgStateWatcher::COtgStateWatcher(MOtgPropertiesObserver* aObserver) + : CActive(EPriorityStandard) + , iObserver(aObserver) + , iOtgState(EUsbOtgStateReset) + { + CActiveScheduler::Add(this); + } + +void COtgStateWatcher::ConstructL() + { + User::LeaveIfError(iOtgStateProp.Attach(KUidUsbManCategory, KUsbOtgStateProperty)); + iOtgStateProp.Subscribe(iStatus); + SetActive(); + + TInt err = iOtgStateProp.Get((TInt&)iOtgState); + if (KErrNone != err) + { + iOtgState = EUsbOtgStateBPeripheral; + } + } + +void COtgStateWatcher::DoCancel() + { + iOtgStateProp.Cancel(); + } + +void COtgStateWatcher::RunL() + { + iOtgStateProp.Subscribe(iStatus); + SetActive(); + + TInt err = iOtgStateProp.Get((TInt&)iOtgState); + if (KErrNone != err) + { + iOtgState = EUsbOtgStateBPeripheral; + } + iObserver->MpsoOtgStateChangedL(iOtgState); + } + +TUsbOtgState COtgStateWatcher::OtgState() const + { + return iOtgState; + }