contextframework/cfw/inc/cfserver/CFMessageHandlerAction.h
changeset 0 2e3d3ce01487
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/contextframework/cfw/inc/cfserver/CFMessageHandlerAction.h	Tue Feb 02 10:12:00 2010 +0200
@@ -0,0 +1,90 @@
+/*
+* Copyright (c) 2006-2008 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:  Base class for message handlers.
+ *
+*/
+
+
+#ifndef C_CFMESSAGEHANDLERACTION_H
+#define C_CFMESSAGEHANDLERACTION_H
+
+#include "CFMessageHandlerBase.h"
+#include "CFActionSubscriptionListener.h"
+#include "cfactionowner.h"
+
+class CCFActionIndication;
+
+/**
+ * Action messages related handler class.
+ */
+NONSHARABLE_CLASS( CCFMessageHandlerAction ): public CCFMessageHandlerBase,
+public MCFActionSubscriptionListener,
+public MCFActionOwner
+    {
+public:
+
+    // Two phased constructors
+    static CCFMessageHandlerAction* NewL( MCFExtendedContextInterface& aCF,
+        MCFActionInterface& aActivatorEngine,
+        MCFScriptInterface& aScriptInterface );
+    static CCFMessageHandlerAction* NewLC( MCFExtendedContextInterface& aCF,
+        MCFActionInterface& aActivatorEngine,
+        MCFScriptInterface& aScriptInterface );
+
+    // Destructor
+    ~CCFMessageHandlerAction();
+
+protected: // From base classes
+
+    // From CCFMessageHandlerBase
+    TBool HandleMessageL( const RMessage2& aMessage );
+
+    // From MCFContextSubscriptionListener
+    void ActionIndicationL( CCFActionIndication* aIndication );
+    
+    // From MCFActionOwner
+    TCFActionOwner ActionOwner() const;
+
+private: // New methods
+
+    // Checks if there is action indication waiting
+    void CheckActionQueueL();
+
+    // Stream and send action indication to client
+    void IndicateCurrentActionL();
+
+    // Streams indication from object to descriptor
+    HBufC8* ExternalizeIndicationLC( CCFActionIndication& aIndication );
+
+private:
+
+    CCFMessageHandlerAction( MCFExtendedContextInterface& aCFContext,
+        MCFActionInterface& aCFAction,
+        MCFScriptInterface& aScriptInterface );
+    void ConstructL();
+
+private:
+
+    // Own: Subscription message
+    RMessage2 iSubscriptionListenMessage;
+
+    // Own: Action indications array
+    RPointerArray<CCFActionIndication> iActionQueue;
+
+    // Own: Current action indciation
+    CCFActionIndication* iCurrentAction;
+    };
+
+#endif//C_CFMESSAGEHANDLERACTION_H
+