dosservices/dosserver/inc/doseventrcvservice.h
changeset 0 4e1aa6a622a0
child 34 b2f9f823b5fb
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/dosservices/dosserver/inc/doseventrcvservice.h	Tue Feb 02 00:53:00 2010 +0200
@@ -0,0 +1,104 @@
+/*
+* Copyright (c) 2002 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: 
+*    This is the definition for CDosEventRcvService class.
+*
+*/
+
+
+#ifndef __DOSEVENTRCVSERVICE_H__
+#define __DOSEVENTRCVSERVICE_H__
+
+#include "DosSvrServices.h"
+#include "dosservice.h"
+
+class CDosWaitingEvent;
+class CEventManagerBase;
+
+/**
+* This class represents a listener registerd to receive certain event
+* type. It forms part of the CDosEvent list.
+*/
+NONSHARABLE_CLASS( CDosEventRcvService ) : public CDosService
+{
+public:
+	/**
+	* Constructor.
+	*/
+	CDosEventRcvService();
+
+	/**
+	* Destructor.
+	*/
+	~CDosEventRcvService();
+
+	/**
+	* NewL function that creates the object.
+	* @param aEventManager A pointer to the DosServer's Event manager.
+	* @return A pointer to the newly created object.
+	*/
+	static CDosEventRcvService* NewL(CEventManagerBase* aEventManager);
+
+	/**
+	* This function is used by the Event Manager to inform the listener
+	* about an event.
+	* @param aEvent The incoming event.
+	*/
+	void InformListener(CDosWaitingEvent* aEvent);
+
+private:
+	/**
+	* Symbian two-phased constructor.
+	* @param aEventManager A pointer to the DosServer's event manager.
+	*/
+	void ConstructL(CEventManagerBase* aEventManager);
+
+	/**
+	* Processes the message sent by the client.
+	* @param aMessage Client-server message.
+	* @return Symbian error code.
+	*/
+	TInt ExecuteMessageL(const RMessage2& aMessage);
+
+public:
+	// To be part of the list for an event
+	TSglQueLink iLink; 
+
+private:
+	//Pointer to the DosServer's event manager.
+	CEventManagerBase* iEventManager;
+
+	//Client-Server message.
+	RMessage2 iMessage;
+
+	//Event Id.
+	TUint iEvent;
+
+	//Informs if the Service is registered in any Event's list.
+	TBool iRegistered; 
+
+	//Informs if the Service is ready to process an Event.
+	TBool iReady; 
+
+	//Tells what kind of queue does the event have.
+	TQueueType iQueue; 
+
+	//A Queue of events waiting to be processed.
+	TSglQue<CDosWaitingEvent> iEventQueue; 
+
+	//Used to browse iEventQueue.
+    TSglQueIter<CDosWaitingEvent> iQueueIter;
+};
+
+#endif // __DOSEVENTRCVSERVICE_H__