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/* |
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* Copyright (c) 2009-2010 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: Blink/show Usb indicator notifier implementation |
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* |
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*/ |
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#ifndef C_USBINDICATORNOTIFIER_H |
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#define C_USBINDICATORNOTIFIER_H |
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#include <e32base.h> |
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#include "cusbnotifier.h" |
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#include "cusbvbusobserver.h" |
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#include "cusbotgwatcher.h" |
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class CHbIndicatorSymbian; |
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_LIT(KUsbConnectingIndicator, "com.nokia.hb.indicator.usb.device.inprogress/1.0"); |
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// indicator states |
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enum |
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{ |
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EIndicatorStateOff, |
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EIndicatorStateOn, |
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EIndicatorConnecting |
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}; |
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/** |
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* Class implements functionality of showing/blinking usb indicator |
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* Class does not provide method to get response from the user |
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*/ |
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NONSHARABLE_CLASS( CUsbIndicatorNotifier ): public MUsbOtgWatcherStateObserver, MUsbVBusObserver |
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{ |
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friend class CtUsbOtgWatcher; |
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public: |
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/** |
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* Two-phased constructor. |
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* @param aNotifManager parent |
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* @param aOtgWatcher provides VBus observer and usb otg watcher state notifications |
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* @return Pointer to the new instance of CUsbIndicatorNotifier |
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*/ |
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static CUsbIndicatorNotifier* NewL(CUsbNotifManager& aNotifManager, CUsbOtgWatcher& aOtgWatcher); |
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/** |
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* Destructor. |
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*/ |
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virtual ~CUsbIndicatorNotifier(); |
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// From MUsbOtgWatcherStateObserver |
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/** |
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* Otg Watcher state changed call back |
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* @param aState new state |
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*/ |
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virtual void OtgWatcherStateChangedL(TUsbStateIds aState); |
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// From MUsbVBusObserver |
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/** |
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* VBus down event received |
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*/ |
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virtual void VBusDownL(); |
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/** |
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* VBus up event received |
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*/ |
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virtual void VBusUpL(); |
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/** |
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* error handler |
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* @param aError error code |
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*/ |
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virtual void VBusObserverErrorL(TInt aError); |
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/** |
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* Stop showing notifier |
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*/ |
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virtual void Close(); |
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private: |
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/** |
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* Default constructor. |
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* @param aNotifManger parent |
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* @param aOtgWatcher Otg watcher |
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*/ |
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CUsbIndicatorNotifier(CUsbNotifManager& aNotifManager, CUsbOtgWatcher& aOtgWatcher); |
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/** |
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* 2nd phase constructor. |
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*/ |
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void ConstructL(); |
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/** |
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* Set USB Connecting indicator On or Off |
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* @param aState Indicator states |
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*/ |
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void ToggleConnectingIndicator(TBool aEnable); |
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/** |
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* Sets indicator accordingly |
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*/ |
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void SetIndicator(); |
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private: |
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// data |
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/** |
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* OtgWatcher |
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* not own |
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*/ |
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CUsbOtgWatcher& iOtgWatcher; |
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/** |
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* Pointer to a class for using Orbit indicator framework |
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* Owned |
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*/ |
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CHbIndicatorSymbian* iUsbConnectingIndicator; |
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/** |
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* Whether we have activated the connecting indicator |
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TBool iConnectingIndicatorOn; |
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}; |
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#endif // C_USBINDICATORNOTIFIER_H |