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/*
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* Copyright (c) 2005-2009 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: Declares USB UI Queries notifier.
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*
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*/
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#ifndef USBUINQUERIESNOTIFIER_H
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#define USBUINQUERIESNOTIFIER_H
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// INCLUDES
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#include "usbnotifier.h" // Base class
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#include <AknQueryDialog.h> // AVKON component
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// CLASS DECLARATION
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/**
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* This class is used to show USB query dialogs.
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*
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* @lib
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* @since S60 3.0
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*/
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NONSHARABLE_CLASS(CUSBUIQueriesNotifier) : public CUSBUINotifierBase
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{
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public:
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// Constructors and destructor
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/**
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* Two-phased constructor.
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*/
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static CUSBUIQueriesNotifier* NewL();
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/**
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* Destructor.
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*/
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virtual ~CUSBUIQueriesNotifier();
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private:
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// Functions from base class
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/**
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* From CUSBUINotifierBase Called when a notifier is first loaded.
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* @param None.
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* @return A structure containing priority and channel info.
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*/
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TNotifierInfo RegisterL();
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/**
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* From CUSBUINotifierBase The notifier has been deactivated
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* so resources can be freed and outstanding messages completed.
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* @param None.
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* @return None.
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*/
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void Cancel();
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/**
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* From CUSBUINotifierBase Gets called when a request completes.
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* @param None.
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* @return None.
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*/
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void RunL();
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/**
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* From CUSBUINotifierBase Used in asynchronous notifier launch to
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* store received parameters into members variables and
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* make needed initializations.
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* @param aBuffer A buffer containing received parameters
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* @param aReplySlot A reply slot.
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* @param aMessage Should be completed when the notifier is deactivated.
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* @return None.
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*/
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void GetParamsL(const TDesC8& aBuffer, TInt aReplySlot,
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const RMessagePtr2& aMessage);
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private:
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/*
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* From MEikSrvNotifierBase2 Synchronic notifier launch.
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* @param aBuffer Received parameter data.
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* @return A pointer to return value.
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*/
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virtual TPtrC8 StartL(const TDesC8& aBuffer);
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/**
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* C++ default constructor.
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*/
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CUSBUIQueriesNotifier();
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private:
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// New functions
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/**
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* Show query dialog
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* @param aStringHolder The string for the query.
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* @param aCoverDialogId The dialog ID for the cover UI.
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* @param aIsCancelKey Does the dialog show Cancel key.
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* @return KErrNone - accepted, KErrCancel - Cancel or End call key
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*/
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TInt QueryUserResponseL(const TDesC& aStringHolder, TInt aCoverDialogId,
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TBool aIsCancelKey, TBool aIsErrorQuery);
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/**
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* Get attributes for the query dialog
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* The query type is idenfied by the member variable iQueryType.
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* The caller should pop and destroy the returned heap descriptor
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* when it is no longer needed.
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* @param aCoverDialogId Returned dialog ID for the cover UI.
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* @param aIsCancelKey Returned info about showing the Cancel key.
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* @return The string holder for the query.
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*/
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HBufC* GetQueryAttributesLC(TInt& aCoverDialogId, TBool& aIsCancelKey, TBool& aIsErrorQuery);
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private:
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// Data
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/**
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* Not own, destroys self when lauched.
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*/
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CAknQueryDialog* iUSBQueryDlg;
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TUSBUIQueries iQueryType; // To store the type of the query
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};
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#endif // USBUINQUERIESNOTIFIER_H
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