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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 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: Internal class definition for WidgetUI application.
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*
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*/
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#include "tscpsnotifier.h"
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#include "tsfswengine.h"
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#include <liwservicehandler.h>
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#include <liwvariant.h>
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#include <liwgenericparam.h>
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#include <liwcommon.h>
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#include <liwcommon.hrh>
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_LIT8( KCPService, "Service.ContentPublishing" );
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_LIT8( KCPInterface, "IDataSource" );
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_LIT8( KType, "type" );
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_LIT( KCpData, "cp_data" );
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_LIT8( KPublisherId, "publisher" );
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_LIT8( KContentType, "content_type" );
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_LIT8( KContentId, "content_id" );
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_LIT8( KGetList, "GetList");
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_LIT8( KDataMap, "data_map" );
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_LIT8( KWidgetId, "widget_id");
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_LIT8( KBitmapHandle, "bitmap_handle");
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_LIT( KWidgetUi, "widget_ui");
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_LIT( KScreenshot, "screenshot");
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_LIT8( KFilter, "filter" );
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_LIT8( KResults, "results");
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_LIT8( KOperation, "operation" );
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_LIT8( KRequestNotification, "RequestNotification" );
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_LIT( KUpdate, "update" );
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_LIT( K16Add, "add" );
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_LIT( KAddUpdate, "add:update" );
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_LIT8( KChangeInfo, "change_info" );
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_LIT( KAll, "all");
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// ================= MEMBER FUNCTIONS =======================
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// --------------------------------------------------------------------------
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// CTSCpsNotifier::NewL
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// --------------------------------------------------------------------------
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//
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CTSCpsNotifier* CTSCpsNotifier::NewL(CTsFswEngine& aEngine )
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{
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CTSCpsNotifier* self = new (ELeave) CTSCpsNotifier(aEngine);
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CleanupStack::PushL( self );
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self->ConstructL();
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CleanupStack::Pop();
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return self;
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}
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// --------------------------------------------------------------------------
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// CTSCpsNotifier::~CTSCpsNotifier
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// --------------------------------------------------------------------------
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//
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CTSCpsNotifier::~CTSCpsNotifier()
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{
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TRAP_IGNORE(ExecuteRegistrationCommandL( KLiwOptCancel ));
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if( iCpsInterface )
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{
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iCpsInterface->Close();
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iCpsInterface = NULL;
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}
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if( iServiceHandler )
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{
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iServiceHandler->Reset();
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delete iServiceHandler;
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iServiceHandler = NULL;
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}
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}
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// --------------------------------------------------------------------------
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// CTSCpsNotifier::CTSCpsNotifier
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// --------------------------------------------------------------------------
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//
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CTSCpsNotifier::CTSCpsNotifier(CTsFswEngine& aEngine):
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iEngine(aEngine)
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{
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}
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// --------------------------------------------------------------------------
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// CTSCpsNotifier::ConstructL
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// --------------------------------------------------------------------------
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//
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void CTSCpsNotifier::ConstructL()
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{
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InitCpsInterfaceL();
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ExecuteRegistrationCommandL( 0 );
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}
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// --------------------------------------------------------------------------
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// CTSCpsNotifier::WidgetFilterLC
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// --------------------------------------------------------------------------
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//
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CLiwDefaultMap* CTSCpsNotifier::WidgetFilterLC()
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{
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//Create filter criteria for requested entries in form of LIW map:
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CLiwDefaultMap* filter = CLiwDefaultMap::NewLC();
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filter->InsertL( KPublisherId, TLiwVariant( KWidgetUi ));
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filter->InsertL( KContentType, TLiwVariant( KScreenshot ));
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return filter;
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}
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// --------------------------------------------------------------------------
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// CTSCpsNotifier::ExecuteRegistrationCommandL
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// --------------------------------------------------------------------------
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//
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void CTSCpsNotifier::ExecuteRegistrationCommandL(
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TUint aOption )
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{
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CLiwDefaultMap* filter = WidgetFilterLC();
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filter->InsertL( KContentId, TLiwVariant( KAll ));
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filter->InsertL( KOperation, TLiwVariant( KAddUpdate ));
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CLiwGenericParamList& inParamList = iServiceHandler->InParamListL();
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CLiwGenericParamList& outParamList = iServiceHandler->OutParamListL();
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// Fill in input list for RequestNotification command
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inParamList.AppendL( TLiwGenericParam( KType, TLiwVariant( KCpData )));
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inParamList.AppendL( TLiwGenericParam( KFilter, TLiwVariant( filter )));
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iCpsInterface->ExecuteCmdL(
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KRequestNotification,
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inParamList,
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outParamList,
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aOption,
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this );
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outParamList.Reset();
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inParamList.Reset();
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CleanupStack::PopAndDestroy( filter );
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}
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// --------------------------------------------------------------------------
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// CTSCpsNotifier::HandleNotifyL
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// --------------------------------------------------------------------------
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//
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TInt CTSCpsNotifier::HandleNotifyL(
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TInt /*aCmdId*/,
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TInt /*aEventId*/,
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CLiwGenericParamList& aEventParamList,
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const CLiwGenericParamList& /*aInParamList*/ )
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{
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TInt pos(0);
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aEventParamList.FindFirst( pos, KChangeInfo );
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if (pos != KErrNotFound)
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{
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// Get list of maps
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TLiwVariant variant = ( aEventParamList )[pos].Value();
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variant.PushL();
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const CLiwList* changeMapsList = variant.AsList();
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TPtrC operation;
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// Iter through list content
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for (TInt i = 0; i < changeMapsList->Count(); ++i)
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{
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if ( changeMapsList->AtL( i, variant ))
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{
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const CLiwMap* changeMap = variant.AsMap();
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// Check what triggered a notification
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if ( changeMap->FindL( KOperation, variant ))
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{
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operation.Set( variant.AsDes());
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}
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if (!operation.Compare(KUpdate) || !operation.Compare(K16Add))
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{
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HandleWidgetUpdateL( *changeMap );
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}
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}
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}
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CleanupStack::PopAndDestroy( &variant );
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}
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return KErrNone;
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}
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// --------------------------------------------------------------------------
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// CTSCpsNotifier::InitCpsInterfaceL
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// --------------------------------------------------------------------------
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//
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void CTSCpsNotifier::InitCpsInterfaceL()
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{
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if( !iServiceHandler )
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{
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iServiceHandler = CLiwServiceHandler::NewL();
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}
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CLiwGenericParamList& inParam = iServiceHandler->InParamListL();
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CLiwGenericParamList& outParam = iServiceHandler->OutParamListL();
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CLiwCriteriaItem* crit = CLiwCriteriaItem::NewLC( KLiwCmdAsStr, KCPInterface,
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KCPService );
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crit->SetServiceClass( TUid::Uid(KLiwClassBase) );
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RCriteriaArray a;
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a.AppendL(crit);
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iServiceHandler->AttachL( a );
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CleanupStack::Pop(crit);
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iServiceHandler->ExecuteServiceCmdL( *crit, inParam, outParam );
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delete crit;
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a.Reset();
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// find service interface
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TInt pos = 0;
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MLiwInterface* msgInterface = NULL;
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outParam.FindFirst( pos, KCPInterface );
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if ( pos != KErrNotFound )
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{
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msgInterface = (outParam)[pos].Value().AsInterface();
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}
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outParam.Reset();
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inParam.Reset();
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iCpsInterface = msgInterface;
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}
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// --------------------------------------------------------------------------
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// CTSCpsNotifier::HandleWidgetUpdateL
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// --------------------------------------------------------------------------
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//
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void CTSCpsNotifier::HandleWidgetUpdateL(const CLiwMap& aChangeMap)
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{
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//ectract content_id which is widget bundled name
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TPtrC contentid;
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TLiwVariant contentIdVar;
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contentIdVar.PushL();
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if (aChangeMap.FindL(KContentId, contentIdVar))
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{
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contentid.Set( contentIdVar.AsDes());
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}
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TInt widgetId(0);
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TInt bitmapHandle(0);
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GetWidgetDataL(contentid, widgetId, bitmapHandle);
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iEngine.HandleWidgetUpdateL(widgetId, bitmapHandle );
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CleanupStack::PopAndDestroy( &contentIdVar );
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}
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// --------------------------------------------------------------------------
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// CTSCpsNotifier::GetWidgetData
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// --------------------------------------------------------------------------
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//
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void CTSCpsNotifier::GetWidgetDataL(const TDesC& aContentId, TInt& aWidgetId,
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TInt& aBitmapHandle)
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{
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CLiwGenericParamList* inParamList = &iServiceHandler->InParamListL();
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CLiwGenericParamList* outParamList = &iServiceHandler->OutParamListL();
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TLiwGenericParam type( KType, TLiwVariant( KCpData ) );
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inParamList->AppendL( type );
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//append filter to input param
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CLiwDefaultMap* filter = WidgetFilterLC();
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filter->InsertL(KContentId, TLiwVariant(aContentId));
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TLiwGenericParam item( KFilter, filter);
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inParamList->AppendL( item );
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// It is assumed that interface is already initiated
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iCpsInterface->ExecuteCmdL( KGetList, *inParamList, *outParamList);
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type.Reset();
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item.Reset();
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inParamList->Reset();
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//extracts data map
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TInt pos = 0;
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outParamList->FindFirst( pos, KResults );
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if( pos != KErrNotFound )
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// results present
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{
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//extract iterator on results list
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TLiwVariant variant = (*outParamList)[pos].Value();
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CLiwIterable* iterable = variant.AsIterable();
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iterable->Reset();
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//get next result
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if( iterable->NextL( variant ) )
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{
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//extract content map
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CLiwDefaultMap *map = CLiwDefaultMap::NewLC();
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variant.Get( *map );
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if( map && map->FindL( KDataMap, variant) )
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{
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CLiwDefaultMap *dataMap = CLiwDefaultMap::NewLC();
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variant.Get( *dataMap );
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if( dataMap )
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{
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GetWidgetDataFromDataMapL(*dataMap, aWidgetId, aBitmapHandle);
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}
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CleanupStack::PopAndDestroy( dataMap );
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}
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variant.Reset();
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CleanupStack::PopAndDestroy( map );
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}
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iterable->Reset();
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}
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outParamList->Reset();
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CleanupStack::PopAndDestroy( filter );
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}
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// --------------------------------------------------------------------------
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// CTSCpsNotifier::GetWidgetDataFromDataMap
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// --------------------------------------------------------------------------
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//
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void CTSCpsNotifier::GetWidgetDataFromDataMapL(const CLiwMap& aDataMap,
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TInt& aWidgetId, TInt& aBitmapHandle)
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{
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TLiwVariant bitmapHandleVar;
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bitmapHandleVar.PushL();
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if( aDataMap.FindL( KBitmapHandle, bitmapHandleVar ))
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{
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aBitmapHandle = bitmapHandleVar.AsTInt32();
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}
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CleanupStack::PopAndDestroy(&bitmapHandleVar);
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TLiwVariant widgetIdVar;
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widgetIdVar.PushL();
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if( aDataMap.FindL( KWidgetId, widgetIdVar ))
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{
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aWidgetId = widgetIdVar.AsTInt32();
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}
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CleanupStack::PopAndDestroy(&widgetIdVar);
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}
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// END OF FILE
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