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/*
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* Copyright (c) 2008 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: Manages notifiers
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*
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*/
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#ifndef C_USBNOTIFMANAGER_H
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#define C_USBNOTIFMANAGER_H
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#include <e32base.h>
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// forward declaration
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class CUsbNotifier;
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class CUsbIndicatorNotifier;
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class CUsbOtgWatcher;
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// pause warning is visible for (ms)
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const TUint KPauseForWarnings = 1000000; // 1 sec
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/**
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* Observer has to implement this interface to get feedback on user action
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* Notification received when Whait notified completed (cancelled ot key pressed)
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*/
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NONSHARABLE_CLASS( MWaitNotifierObserver)
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{
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public:
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/**
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* feedback to observer
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* @param aFeedback how notifier comleted
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*/
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virtual void WaitNotifierCompletedL(TInt aFeedback) = 0;
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};
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/**
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* this class contains information for wait notifier
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* once notifier gets response from user, notif manager will send feedback data to caller
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*/
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NONSHARABLE_CLASS( CWaitNotifierInfo ) : public CBase
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{
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public:
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/**
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* 2-phase construction
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* @param aWaitNotifier owner
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* aObserver will receive notification when completed
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*/
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static CWaitNotifierInfo* NewL(CUsbNotifier* aWaitNotifier,
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MWaitNotifierObserver& aObserver);
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/**
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* Destructor
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*/
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virtual ~CWaitNotifierInfo();
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/**
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* gets wait notifier
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*/
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CUsbNotifier* WaitNotifier() const;
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/**
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* gets observer
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*/
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MWaitNotifierObserver* Observer() const;
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private:
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/**
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* Default constructor
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* @param aWaitNotifier Notifier
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* @param aObserver Observer
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*/
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CWaitNotifierInfo(CUsbNotifier* aWaitNotifier,
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MWaitNotifierObserver& aObserver);
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/**
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* 2nd phase construction
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*/
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void ConstructL();
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private:
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/**
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* notifier
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* owns
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*/
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CUsbNotifier* iWaitNotifier;
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/**
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* observer
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* not owns
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*/
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MWaitNotifierObserver& iObserver;
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};
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/**
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* Function of the class is own and share RNotifier, own list of CWaitNotifier(s),
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* show notifiers, which are synchronous, and cancel it with a delay
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*/
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class CUsbNotifManager : public CBase
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{
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friend class CUsbNotifManager;
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public:
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/**
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* 2phase construction
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* @param aOtgWatcher OtgWatcher is a parent class
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*/
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static CUsbNotifManager* NewL(CUsbOtgWatcher& aOtgWatcher);
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/**
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* Destructor
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*/
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virtual ~CUsbNotifManager();
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/**
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* Shows notifier
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* @param aCat Category
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* @param aNotifId notifier id
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* @param aObserver will receive notifications
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*/
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void ShowNotifierL(TUid aCat, TUint aNotifId,
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MWaitNotifierObserver* aObserver);
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/**
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* Closes and deletes all the notifiers
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*/
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void CloseAllNotifiers();
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/**
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* Calls back Notifier show is over
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* @param aWaitNotifier wait notifier
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* @param aResult result (was any errors or not)
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* @param aFeedback user press (cancel or any other)
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*/
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void NotifierShowCompletedL(CUsbNotifier& aWaitNotifier, TInt aResult,
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TInt aFeedback);
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private:
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/**
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* Default construction
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* @param aOtgWatcher otg watcher (parent class)
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*/
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CUsbNotifManager();
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/**
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* Second phase construction
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*/
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void ConstructL(CUsbOtgWatcher& aOtgWatcher);
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private:
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// data
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/**
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* RNotifier API
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*/
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RNotifier iNotifier;
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/**
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* List of notifiers waiting for user action
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*/
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RPointerArray<CWaitNotifierInfo> iWaitNotifiers;
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/**
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* Own
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* USB indicator
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*/
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CUsbIndicatorNotifier* iIndicatorNotifier;
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};
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#endif // C_USBNOTIFMANAGER_H
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