--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/menufw/hierarchynavigator/hnmetadatamodel/src/hnqueryresultcollector.cpp Thu Dec 17 08:40:49 2009 +0200
@@ -0,0 +1,234 @@
+/*
+* Copyright (c) 2007-2008 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:
+*
+*/
+
+
+#include <liwservicehandler.h>
+
+#include "hnqueryresultcollector.h"
+#include "hnmdquery.h"
+#include "hnmdqueries.h"
+#include "hnconvutils.h"
+#include "hnservicehandler.h"
+#include "hnmdservice.h"
+#include "hnmdservicecommand.h"
+
+using namespace LIW;
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+//
+CHnQueryResultCollector* CHnQueryResultCollector::NewL(
+ const CHnMdQueries& aQueries , const CLiwGenericParamList& aParams )
+ {
+ CHnQueryResultCollector* self = NewLC( aQueries , aParams );
+ CleanupStack::Pop( self );
+ return self;
+ }
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+//
+CHnQueryResultCollector* CHnQueryResultCollector::NewLC(
+ const CHnMdQueries& aQueries , const CLiwGenericParamList& aParams )
+ {
+ CHnQueryResultCollector* self =
+ new ( ELeave ) CHnQueryResultCollector( aQueries , aParams );
+ CleanupStack::PushL( self );
+ self->ConstructL();
+ return self;
+ }
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+//
+CHnQueryResultCollector::CHnQueryResultCollector(
+ const CHnMdQueries& aQueries ,
+ const CLiwGenericParamList& aParams) : CActive ( EPriorityStandard ),
+ iQueries( aQueries ),
+ iParams( aParams )
+ {
+ }
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+//
+CHnQueryResultCollector::~CHnQueryResultCollector()
+ {
+ Cancel();
+ delete iResults;
+ delete iCurrentQueryResults;
+ delete iSh;
+ }
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+//
+void CHnQueryResultCollector::ConstructL()
+ {
+ iResults = CLiwGenericParamList::NewL();
+ iCurrentQueryResults = CLiwGenericParamList::NewL();
+ CActiveScheduler::Add( this );
+ }
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+//
+void CHnQueryResultCollector::StartAsynchL(
+ MHnQueryResultCollectorNotification* aNotification )
+ {
+ __ASSERT_DEBUG( aNotification , User::Panic( KMatrixPanic , 0) );
+ iNotification = aNotification;
+ ResetL();
+ if( iQueryIterator < iQueries.Count())
+ {
+ ExecQueryAsynchL();
+ }
+ else
+ {
+ iNotification->ResultsCollectedL( iResults );
+ }
+ }
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+//
+void CHnQueryResultCollector::ResetL()
+ {
+ iQueryIterator = 0;
+ iCurrentQueryResults->Reset();
+ }
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+//
+void CHnQueryResultCollector::DoCancel()
+ {
+ iCurrentQueryResults->Reset();
+ delete iSh;
+ iSh = NULL;
+ }
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+//
+TBool CHnQueryResultCollector::NextQuery()
+ {
+ iQueryIterator++;
+ return iQueryIterator < iQueries.Count();
+ }
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+//
+void CHnQueryResultCollector::HandleQueryResultsL()
+ {
+ HBufC8* name8 = HnConvUtils::StrToStr8FastLC(
+ iQueries.Query( iQueryIterator ).NameSpace() );
+ CLiwDefaultMap* map = CLiwDefaultMap::NewL();
+ map->PushL();
+
+ TLiwGenericParam param;
+ param.PushL();
+ for (TInt i = 0; i < iCurrentQueryResults->Count(); i++)
+ {
+ iCurrentQueryResults->AtL(i, param);
+ map->InsertL( param.Name(), param.Value() );
+ param.Reset();
+ }
+
+ param.SetNameAndValueL( *name8, TLiwVariant( map) );
+ iResults->AppendL(param);
+
+ CleanupStack::PopAndDestroy( ¶m);
+ CleanupStack::PopAndDestroy( map);
+ CleanupStack::PopAndDestroy(name8);
+ }
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+//
+void CHnQueryResultCollector::RunL()
+ {
+ if ( !iStatus.Int() )
+ {
+ HandleQueryResultsL();
+ }
+
+ if( NextQuery() )
+ {
+ ExecQueryAsynchL();
+ }
+ else
+ {
+ iNotification->ResultsCollectedL( iResults );
+ }
+ }
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+//
+void CHnQueryResultCollector::ExecQueryAsynchL()
+ {
+ __ASSERT_DEBUG( iQueryIterator < iQueries.Count() ,
+ User::Panic( KMatrixPanic , 0) );
+ //cancel any running evaulations
+ Cancel();
+ ExecQueryL( iQueries.Query( iQueryIterator ) );
+ SetActive();
+ }
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+//
+void CHnQueryResultCollector::ExecQueryL( CHnMdQuery& aQuery )
+ {
+ CLiwGenericParamList* constructor
+ = aQuery.GetService().EvaluateConstructorL( iParams );
+ CleanupStack::PushL( constructor );
+ CLiwGenericParamList* command
+ = aQuery.GetService().EvaluateCommandL( iParams );
+ CleanupStack::PushL( command );
+
+ delete iSh;
+ iSh = NULL;
+ iSh = CHnServiceHandler::NewL(
+ aQuery.GetService().GetServiceName(),
+ aQuery.GetService().GetInterfaceName(),
+ aQuery.GetService().GetCommand().GetCommandName(),
+ aQuery.GetService().GetCommand().GetCommandMode(),
+ constructor,
+ command );
+
+ CleanupStack::Pop( command );
+ CleanupStack::Pop( constructor );
+
+ iSh->ExecuteL( *iCurrentQueryResults, iStatus );
+ }
+
+
+
+// End of file