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/*
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* Copyright (c) 2005-2007 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: Used for handling XUIKON events
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*
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*/
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// System includes
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#include <e32std.h>
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#include <csxhelp/hmsc.hlp.hrh>
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#include <layoutmetadata.cdl.h>
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#include <e32property.h>
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#include <centralrepository.h>
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#include <AknUtils.h>
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#include <akntoolbar.h>
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#include <aknappui.h>
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#include <hlplch.h>
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#include <aknlistquerydialog.h>
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#include <aknnotewrappers.h>
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#include <StringLoader.h>
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// User includes
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#include <hspublisherinfo.h>
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#include <aiutility.h>
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#include <aistrparser.h>
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#include <ai3xmlui.rsg>
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#include <activeidle2domainpskeys.h>
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#include <activeidle2domaincrkeys.h>
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#include <aisystemuids.hrh>
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#include "aixuikoneventhandler.h"
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#include "aifweventhandler.h"
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#include "aiuieventhandler.h"
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#include "aiapplicationeventhandler.h"
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#include "aiconsts.h"
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#include "xmluicontroller.h"
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#include "aixmluiconstants.h"
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#include "aixmluiutils.h"
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#include "contentrenderer.h"
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#include "xnnodeappif.h"
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#include "xnuiengineappif.h"
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#include "xnproperty.h"
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#include "xndomnode.h"
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#include "xntype.h"
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#include "xndomlist.h" // for cxndomlist
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#include "xndomattribute.h" // for cxndomattribute
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#include "xndompropertyvalue.h"
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#include "xnnodeappif.h"
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#include "appui.h"
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#include "xndomproperty.h"
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#include "xnplugindefs.h"
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#include "aieventhandler.h"
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const TInt KAiMaxNumberCharacters = 5;
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namespace AiXmlUiController
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{
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class CAIXuikonEventHandler::CNullEventHandler :
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public CBase,
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public MAiFwEventHandler,
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public MAiUiEventHandler,
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public MAiApplicationEventHandler
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{
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private: // from MAiFwEventHandler
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void AppEnvReadyL();
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void HandleUiReadyEventL( CAiUiController& aUiController );
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void HandleActivateUI();
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void HandleUiShutdown( CAiUiController& aUiController );
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void HandlePluginEvent( const TDesC& aParam );
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void HandlePluginEventL( const THsPublisherInfo& aPublisherInfo, const TDesC& aParam );
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TBool HasMenuItemL( const THsPublisherInfo& aPublisherInfo, const TDesC& aMenuItem );
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TBool RefreshContent( const TDesC& aContentCid );
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TBool RefreshContent( const THsPublisherInfo& aPublisherInfo, const TDesC& aContentId );
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TBool SuspendContent( const THsPublisherInfo& aPublisherInfo, const TDesC& aContentId );
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TBool QueryIsMenuOpen();
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private: // from MAiUiEventHandler
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TBool HandleUiEvent( TAny* aEvent, const TDesC8& aParam );
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private: // from MAiApplicationEventHandler
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TBool HandleApplicationEvent( TInt aEvent, const TDesC8& aParam );
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};
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}
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using namespace AiXmlUiController;
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using namespace AiUiDef::xml::event;
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// ======== MEMBER FUNCTIONS ========
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// ----------------------------------------------------------------------------
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// CAIXuikonEventHandler::CAIXuikonEventHandler()
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// ----------------------------------------------------------------------------
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//
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CAIXuikonEventHandler::CAIXuikonEventHandler( CXmlUiController& aUiController,
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CContentRenderer& aRenderer )
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: iUiController(aUiController),
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iContentRenderer(aRenderer),
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iAiEventHandler( NULL )
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{
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}
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// ----------------------------------------------------------------------------
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// CAIXuikonEventHandler::ConstructL()
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// ----------------------------------------------------------------------------
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//
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void CAIXuikonEventHandler::ConstructL()
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{
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iStrParser = AiUtility::CreateStrParserL();
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iNullEventHandler = new ( ELeave ) CNullEventHandler;
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iFwEventHandler = iNullEventHandler;
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iUiEventHandler = iNullEventHandler;
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iApplicationEventHandler = iNullEventHandler;
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}
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// ----------------------------------------------------------------------------
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// CAIXuikonEventHandler::NewL()
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// ----------------------------------------------------------------------------
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//
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CAIXuikonEventHandler* CAIXuikonEventHandler::NewL(
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CXmlUiController& aUiController,
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CContentRenderer& aRenderer )
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{
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CAIXuikonEventHandler* self =
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new ( ELeave ) CAIXuikonEventHandler( aUiController, aRenderer );
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CleanupStack::PushL( self );
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self->ConstructL();
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CleanupStack::Pop( self );
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return self;
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}
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// ----------------------------------------------------------------------------
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// CAIXuikonEventHandler::~CAIXuikonEventHandler()
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// ----------------------------------------------------------------------------
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//
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CAIXuikonEventHandler::~CAIXuikonEventHandler()
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{
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delete iNullEventHandler;
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delete iVolumeEvent;
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delete iAiEventHandler;
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Release( iStrParser );
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}
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// ----------------------------------------------------------------------------
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// CAIXuikonEventHandler::SetFwEventHandler()
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// ----------------------------------------------------------------------------
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//
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void CAIXuikonEventHandler::SetFwEventHandler(
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MAiFwEventHandler* aFwEventHandler )
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{
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if ( aFwEventHandler )
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{
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iFwEventHandler = aFwEventHandler;
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}
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else
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{
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iFwEventHandler = iNullEventHandler;
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}
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}
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// ----------------------------------------------------------------------------
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// CAIXuikonEventHandler::SetUiEventHandler()
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// ----------------------------------------------------------------------------
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//
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void CAIXuikonEventHandler::SetUiEventHandler(
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MAiUiEventHandler* aUiEventHandler )
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{
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if ( aUiEventHandler )
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{
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iUiEventHandler = aUiEventHandler;
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}
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else
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{
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iUiEventHandler = iNullEventHandler;
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}
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}
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// ----------------------------------------------------------------------------
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// CAIXuikonEventHandler::SetApplicationEventHandler()
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// ----------------------------------------------------------------------------
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//
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void CAIXuikonEventHandler::SetApplicationEventHandler(
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MAiApplicationEventHandler* aApplicationEventHandler )
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{
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if ( aApplicationEventHandler )
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{
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iApplicationEventHandler = aApplicationEventHandler;
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}
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else
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{
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iApplicationEventHandler = iNullEventHandler;
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}
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}
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// ----------------------------------------------------------------------------
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// CAIXuikonEventHandler::HandleXuikonEventL()
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// ----------------------------------------------------------------------------
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//
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void CAIXuikonEventHandler::HandleXuikonEventL( CXnNodeAppIf& aOrigin,
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CXnNodeAppIf& /*aTrigger*/, CXnDomNode& aTriggerDefinition,
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CXnDomNode& aEvent )
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{
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DispatchEventL( aEvent, aOrigin, aTriggerDefinition );
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}
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// ----------------------------------------------------------------------------
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// CAIXuikonEventHandler::HandleXuikonActionL()
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// ----------------------------------------------------------------------------
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//
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inline TBool CAIXuikonEventHandler::HandleSystemEventL(
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const TDesC8& aEventText, CXnDomNode& aEvent )
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{
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const TDesC8& prefix( AiUiDef::xml::event::KEventHandlerPrefix );
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TInt pos( aEventText.Find( prefix ) );
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if ( pos != 0 )
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{
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// Event is not targeted here
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return EFalse;
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}
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if ( !iAiEventHandler )
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{
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iAiEventHandler = CAIEventHandler::NewL( iUiController );
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}
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iAiEventHandler->HandleEventL( aEventText, aEvent );
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return ETrue;
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}
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// ----------------------------------------------------------------------------
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// CAIXuikonEventHandler::ParseParameterStringL()
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// ----------------------------------------------------------------------------
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//
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void CAIXuikonEventHandler::ParseParameterStringL( const TDesC8& aSourcePtr,
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TPtrC8& aTargetPtr )
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{
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// Parses parameter string between the first '(' and last ')'
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// Trailing and heading white spaces ARE NOT handled!
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const TInt separatorPos = aSourcePtr.Locate( KEventParameterSeparator );
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User::LeaveIfError( separatorPos );
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const TInt eventSeparatorPos = aSourcePtr.LocateReverse(
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KEventParameterSeparatorEnd );
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User::LeaveIfError( eventSeparatorPos );
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// separatorPos + 1 must be smaller than eventSeparatorPos - 1
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User::LeaveIfError( ( eventSeparatorPos ) - ( separatorPos + 1 ) );
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// Extract event and parameter string
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TPtrC8 menuName( aSourcePtr.Mid( separatorPos + 1,
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( eventSeparatorPos ) - ( separatorPos + 1 ) ) );
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aTargetPtr.Set( menuName );
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}
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// ----------------------------------------------------------------------------
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// CAIXuikonEventHandler::HandleUiEventL()
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// ----------------------------------------------------------------------------
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//
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inline TBool CAIXuikonEventHandler::HandleUiEventL( const TDesC8& aEventText,
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CXnNodeAppIf& aOrigin )
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{
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if ( aEventText.Left( KUiEventPrefix().Length() ) == KUiEventPrefix )
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{
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iUiEventHandler->HandleUiEvent( (TAny*)&aOrigin, aEventText );
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return ETrue;
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}
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return EFalse;
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}
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// ----------------------------------------------------------------------------
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// CAIXuikonEventHandler::HandleApplicationEventL()
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// ----------------------------------------------------------------------------
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//
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inline TBool CAIXuikonEventHandler::HandleApplicationEventL(
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const TDesC8& aEventText )
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{
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return iApplicationEventHandler->HandleApplicationEvent( 0, aEventText );
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}
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// ----------------------------------------------------------------------------
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// CAIXuikonEventHandler::VolumeChanged()
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// ----------------------------------------------------------------------------
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//
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void CAIXuikonEventHandler::VolumeChanged( TInt aValue )
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{
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TRAP_IGNORE(
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// Ignore errors, missing one event is not fatal enough to panic
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HBufC* volumeString( HBufC::NewLC( KAiMaxNumberCharacters ) );
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volumeString->Des().Num( aValue );
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HBufC* eventString( iVolumeEvent->AllocLC() );
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TInt foundAt( eventString->Des().Find( KTargetSliderVolumeValue ) );
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if( foundAt >= 0 )
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{
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eventString->Des().Replace( foundAt,
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KTargetSliderVolumeValue().Length(), *volumeString );
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}
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// TODO: implement namespace properly
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iFwEventHandler->HandlePluginEvent( *eventString );
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CleanupStack::PopAndDestroy( 2, volumeString );
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); // TRAP_IGNORE
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}
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// ----------------------------------------------------------------------------
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// CAIXuikonEventHandler::HandlePluginEventL()
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// ----------------------------------------------------------------------------
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//
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inline
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void CAIXuikonEventHandler::HandlePluginEventL( CXnDomNode& aEvent )
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{
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const TDesC8& event8(
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aEvent.AttributeValue( XnPropertyNames::action::event::KName ) );
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HBufC16* event( NULL );
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event = iStrParser->CopyToBufferL( event, event8 );
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if ( !event || *event == KNullDesC )
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{
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// No event defined
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return;
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}
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CleanupStack::PushL( event );
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TXnUiEngineAppIf* engine( iUiController.UiEngineL() );
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const TDesC8& broadcast(
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aEvent.AttributeValue( XnPropertyNames::action::event::KBroadcast ) );
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if ( broadcast == XnPropertyNames::KTrue )
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{
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// Broadcast events are allowed only from view's namespace
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if ( engine->ActiveView()->Namespace() == aEvent.Namespace() )
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{
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_LIT8( KGlobal, "global" );
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// Get all plugins
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RPointerArray< CXnNodeAppIf >
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list( engine->FindContentSourceNodesL( KGlobal ) );
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CleanupClosePushL( list );
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// Broadcast event to all plugins
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for ( TInt i = 0; i < list.Count(); i++ )
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{
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THsPublisherInfo info;
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iUiController.PublisherInfoL( *list[i], info );
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// Forward event to AiFw
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iFwEventHandler->HandlePluginEventL( info, *event );
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}
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CleanupStack::PopAndDestroy( &list );
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}
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}
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else
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{
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const TDesC8& ns( aEvent.Namespace() );
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// Get plugins from the event's namespace
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RPointerArray< CXnNodeAppIf >
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list( engine->FindContentSourceNodesL( ns ) );
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CleanupClosePushL( list );
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if ( list.Count() == 1 )
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{
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// Only one data plugin in this namespace,
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// it must handle this event.
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THsPublisherInfo info;
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iUiController.PublisherInfoL( *list[0], info );
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// Forward event to AiFw
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iFwEventHandler->HandlePluginEventL( info, *event );
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}
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else if ( list.Count() > 1 )
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{
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const TDesC8& destination(
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aEvent.AttributeValue(
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XnPropertyNames::action::event::KDestination ) );
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// Multiple data plugins in this namespace,
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// resolve destination
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CXnNodeAppIf* eventHandler(
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engine->FindNodeByIdL( destination, ns ) );
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if ( eventHandler )
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{
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THsPublisherInfo info;
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iUiController.PublisherInfoL( *eventHandler, info );
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// Forward event to AiFw
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iFwEventHandler->HandlePluginEventL( info, *event );
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}
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else
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{
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// No exact destination defined,
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// try to find a correct plugin based on event
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const TInt pos( event->Locate( KPluginEventSeparator ) );
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if ( pos != KErrNotFound )
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{
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// Extract plugin name
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TPtrC pluginName( event->Left( pos ) );
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for ( TInt i = 0; i < list.Count(); i++ )
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{
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THsPublisherInfo info;
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iUiController.PublisherInfoL( *list[i], info );
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if( info.Name() == pluginName )
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{
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// Forward Plug-in events to AI FW for further
|
|
438 |
// dispatching to the target Plug-in
|
|
439 |
iFwEventHandler->HandlePluginEventL( info,*event );
|
|
440 |
break;
|
|
441 |
}
|
|
442 |
}
|
|
443 |
}
|
|
444 |
}
|
|
445 |
}
|
|
446 |
|
|
447 |
CleanupStack::PopAndDestroy( &list );
|
|
448 |
}
|
|
449 |
|
|
450 |
CleanupStack::PopAndDestroy( event );
|
|
451 |
}
|
|
452 |
|
|
453 |
// ----------------------------------------------------------------------------
|
|
454 |
// CAIXuikonEventHandler::DispatchEventL()
|
|
455 |
// ----------------------------------------------------------------------------
|
|
456 |
//
|
|
457 |
void CAIXuikonEventHandler::DispatchEventL( CXnDomNode& aEvent,
|
|
458 |
CXnNodeAppIf& aOrigin, CXnDomNode& /*aTriggerDefinition*/ )
|
|
459 |
{
|
|
460 |
const TDesC8& aEventString8(
|
|
461 |
aEvent.AttributeValue( XnPropertyNames::action::event::KName ) );
|
|
462 |
|
|
463 |
// First check if the event is a XUIKON-specific event
|
|
464 |
if( !HandleSystemEventL( aEventString8, aEvent ) )
|
|
465 |
{
|
|
466 |
// Next check if it is a UI event
|
|
467 |
if( !HandleUiEventL( aEventString8, aOrigin ) )
|
|
468 |
{
|
|
469 |
// Next check if it is an application event
|
|
470 |
if( !HandleApplicationEventL( aEventString8 ) )
|
|
471 |
{
|
|
472 |
// Assume that it is a Plug-in event
|
|
473 |
HandlePluginEventL( aEvent );
|
|
474 |
}
|
|
475 |
}
|
|
476 |
}
|
|
477 |
}
|
|
478 |
|
|
479 |
// CAIXuikonEventHandler::CNullEventHandler
|
|
480 |
void CAIXuikonEventHandler::CNullEventHandler::AppEnvReadyL()
|
|
481 |
{
|
|
482 |
}
|
|
483 |
|
|
484 |
void CAIXuikonEventHandler::CNullEventHandler::HandleUiReadyEventL(
|
|
485 |
CAiUiController& /*aUiController*/ )
|
|
486 |
{
|
|
487 |
}
|
|
488 |
|
|
489 |
void CAIXuikonEventHandler::CNullEventHandler::HandleActivateUI()
|
|
490 |
{
|
|
491 |
}
|
|
492 |
|
|
493 |
void CAIXuikonEventHandler::CNullEventHandler::HandlePluginEvent(
|
|
494 |
const TDesC& /*aParam*/ )
|
|
495 |
{
|
|
496 |
}
|
|
497 |
|
|
498 |
void CAIXuikonEventHandler::CNullEventHandler::HandlePluginEventL(
|
|
499 |
const THsPublisherInfo& /*aPublisherInfo*/, const TDesC& /*aParam*/ )
|
|
500 |
{
|
|
501 |
}
|
|
502 |
|
|
503 |
TBool CAIXuikonEventHandler::CNullEventHandler::HasMenuItemL(
|
|
504 |
const THsPublisherInfo& /*aPublisherInfo*/, const TDesC& /*aMenuItem*/ )
|
|
505 |
{
|
|
506 |
return EFalse;
|
|
507 |
}
|
|
508 |
|
|
509 |
void CAIXuikonEventHandler::CNullEventHandler::HandleUiShutdown(
|
|
510 |
CAiUiController& /*aUiController*/ )
|
|
511 |
{
|
|
512 |
}
|
|
513 |
|
|
514 |
TBool CAIXuikonEventHandler::CNullEventHandler::RefreshContent(
|
|
515 |
const TDesC& /*aContentCid*/ )
|
|
516 |
{
|
|
517 |
return EFalse;
|
|
518 |
}
|
|
519 |
|
|
520 |
TBool CAIXuikonEventHandler::CNullEventHandler::RefreshContent(
|
|
521 |
const THsPublisherInfo& /*aPublisherInfo*/, const TDesC& /*aContentId*/ )
|
|
522 |
{
|
|
523 |
return EFalse;
|
|
524 |
}
|
|
525 |
|
|
526 |
TBool CAIXuikonEventHandler::CNullEventHandler::SuspendContent(
|
|
527 |
const THsPublisherInfo& /*aPublisherInfo*/, const TDesC& /*aContentId*/ )
|
|
528 |
{
|
|
529 |
return EFalse;
|
|
530 |
}
|
|
531 |
|
|
532 |
TBool CAIXuikonEventHandler::CNullEventHandler::QueryIsMenuOpen()
|
|
533 |
{
|
|
534 |
return EFalse;
|
|
535 |
}
|
|
536 |
|
|
537 |
TBool CAIXuikonEventHandler::CNullEventHandler::HandleUiEvent(
|
|
538 |
TAny* /*aEvent*/, const TDesC8& /*aParam*/ )
|
|
539 |
{
|
|
540 |
return EFalse;
|
|
541 |
}
|
|
542 |
|
|
543 |
TBool CAIXuikonEventHandler::CNullEventHandler::HandleApplicationEvent(
|
|
544 |
TInt /*aEvent*/, const TDesC8& /*aParam*/ )
|
|
545 |
{
|
|
546 |
return EFalse;
|
|
547 |
}
|
|
548 |
|
|
549 |
// End of file
|