web_pub/browser_control_api/inc/BrCtlSoftkeysObserver.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Fri, 11 Jun 2010 14:42:15 +0300
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/*
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* Copyright (c) 2006 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 the License "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:  Handle softkeys updates
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*
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*/
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#ifndef BRCTLSOFTKEYSOBSERVER_H
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#define BRCTLSOFTKEYSOBSERVER_H
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#warning The Browser Control API will be removed wk25. Please see http://wikis.in.nokia.com/Browser/APIMigration for more information
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//  INCLUDES
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#include <e32std.h>
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#include <e32base.h>
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/**
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* Identifies which softkey is to be used
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*/
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enum TBrCtlKeySoftkey
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    {
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    EKeyRight, ///< Use the right softkey
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    EKeyLeft   ///< Use the left softkey
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    };
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enum TBrCtlSoftkeyChangeReason
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    {
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    EChangeReasonElementType,
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    EChangeReasonLoad,
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    EChangeReasonIdle
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    };
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/**
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* The MBrCtlSoftkeysObserver class handles requests to change the softkeys. 
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*
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* Usage:
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*
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* @code
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*  #include <BrCtlSoftkeysObserver.h>
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*
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*  
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* @see S60 Platform: Browser Control API Developer's Guide Version 2.0
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* @lib BrowserEngine.lib
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* @file BrCtlSoftkeysObserver.h
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* @endcode     *
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*/
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class MBrCtlSoftkeysObserver
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    {
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    public: // New functions
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        /**
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        * Requests the host application to change a softkey. 
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        * The host application may or may not change the softkey.
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        * @since 2.8
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        * @param aKeySoftkey Determines whether to update the left softkey or the right softkey.
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        * Values:
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        * EKeyRight to update the right softkey
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        * EKeyLeft to update the left softkey
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        * @param aLabel The label associated with the softkey update
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        * @param aCommandId The command to use if the softkey is selected by the user
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        * @param aBrCtlSoftkeyChangeReason Reason for the softkey change 
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        * Value: EChangeReasonIdle (The other values are reserved for future use.)
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        * @return void
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        */
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        virtual void UpdateSoftkeyL(TBrCtlKeySoftkey aKeySoftkey,
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                                    const TDesC& aLabel,
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                                    TUint32 aCommandId,
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                                    TBrCtlSoftkeyChangeReason aBrCtlSoftkeyChangeReason) = 0;
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    };
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#endif      // BRCTLSOFTKEYSOBSERVER_H   
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// End of File