sl@0: /*
sl@0: * Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: * All rights reserved.
sl@0: * This component and the accompanying materials are made available
sl@0: * under the terms of the License "Eclipse Public License v1.0"
sl@0: * which accompanies this distribution, and is available
sl@0: * at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: *
sl@0: * Initial Contributors:
sl@0: * Nokia Corporation - initial contribution.
sl@0: *
sl@0: * Contributors:
sl@0: *
sl@0: * Description: 
sl@0: *
sl@0: */
sl@0: 
sl@0: 
sl@0: #include <ecom/ecom.h>
sl@0: #include "pluginmanager.h"
sl@0: #include <ups/dialogcreator.h>
sl@0: #include <ups/policyevaluator.h>
sl@0: 
sl@0: using namespace UserPromptService;
sl@0: 
sl@0: // CPluginManager -----------------------------------------------------------
sl@0: CPluginManager::CPluginManager()
sl@0: /**
sl@0: Constructor
sl@0: */
sl@0: 	{		
sl@0: 	}
sl@0: 	
sl@0: CPluginManager::~CPluginManager()
sl@0: /**
sl@0: Destructor
sl@0: */
sl@0: 	{
sl@0: 	REComSession::FinalClose();	
sl@0: 	}
sl@0: 
sl@0: EXPORT_C CPluginManager* CPluginManager::NewL()
sl@0: /**
sl@0: Factory function for plug-in managers.
sl@0: @return A pointer to the new plug-in manager.
sl@0: */
sl@0: 	{
sl@0: 	CPluginManager* self = new(ELeave) CPluginManager();
sl@0: 	return self;
sl@0: 	}
sl@0: 
sl@0: EXPORT_C void CPluginManager::Unload()
sl@0: /**
sl@0: Schedules a deferred call to REComSession::FinalClose. This is
sl@0: invoked once the last plug-in has been freed.
sl@0: */
sl@0: 	{
sl@0: 	if (iPluginCount == 0)
sl@0: 		{
sl@0: 		REComSession::FinalClose();
sl@0: 		iUnload = EFalse;
sl@0: 		}
sl@0: 	else 
sl@0: 		{
sl@0: 		iUnload = ETrue;
sl@0: 		}
sl@0: 	}
sl@0: 	
sl@0: EXPORT_C void CPluginManager::ReleasePlugin()
sl@0: /**
sl@0: Called by CPlugin to decrement the count of active plug-ins. If
sl@0: Unload has been called then REComSession::FinalClose is invoked when 
sl@0: the plug-in count reaches zero.
sl@0: */
sl@0: 	{
sl@0: 	if (--iPluginCount == 0 && iUnload)
sl@0: 		{
sl@0: 		iUnload = EFalse;
sl@0: 		REComSession::FinalClose();
sl@0: 		}
sl@0: 	}
sl@0: 	
sl@0: EXPORT_C CPlugin<CPolicyEvaluator>* CPluginManager::CreateEvaluatorL(const TUid& aEvaluatorId)
sl@0: /**
sl@0: Instantiates a new CPolicyEvaluator plug-in.
sl@0: @param aEvaluatorId	The ECOM implementation UID of the policy evaluator to instantiate.
sl@0: @return				A pointer to the new policy evaluator plug-in.
sl@0: */
sl@0: 	{
sl@0: 	CPolicyEvaluator* e = CPolicyEvaluator::NewL(aEvaluatorId);
sl@0: 	CleanupStack::PushL(e);
sl@0: 	CPlugin<CPolicyEvaluator>* p = new(ELeave) CPlugin<CPolicyEvaluator>(this, e);
sl@0: 	CleanupStack::Pop(e);
sl@0: 	++iPluginCount;
sl@0: 	return p;
sl@0: 	}
sl@0: 
sl@0: EXPORT_C CPlugin<CDialogCreator>* CPluginManager::CreateDialogCreatorL(const TUid& aDialogCreatorId)
sl@0: 	{
sl@0: /**
sl@0: Instantiates a new CDialogCreator plug-in.
sl@0: @param	aDialogCreatorId	The ECOM implementation UID of the dialog creator to instantiate.
sl@0: @return						A pointer to the new dialog creator plug-in.
sl@0: */
sl@0: 	CDialogCreator* d = CDialogCreator::NewL(aDialogCreatorId);
sl@0: 	CleanupStack::PushL(d);
sl@0: 	CPlugin<CDialogCreator>* p = new(ELeave) CPlugin<CDialogCreator>(this, d);
sl@0: 	CleanupStack::Pop(d);
sl@0: 	++iPluginCount;
sl@0: 	return p;
sl@0: 	}