--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/videofeeds/viewmessageutility/inc/vcxviewmessageutility.h Mon Jan 18 20:21:12 2010 +0200
@@ -0,0 +1,100 @@
+/*
+* Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of the License "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: Header file for CVcxViewMessageUtility.*
+*/
+
+
+
+
+#ifndef VCXVIEWMESSAGEUTILITY_H
+#define VCXVIEWMESSAGEUTILITY_H
+
+#include <coemain.h>
+#include <e32base.h>
+
+#include "mtvobserverutils.inl"
+
+/**
+ * Abstract class for observing custom view messages.
+ */
+class MVcxViewMessageObserver
+ {
+ public:
+
+ /**
+ * Handles a custom view message.
+ * @param aMessageUid UID for custom message
+ * @param aCustomMessage Message contents
+ */
+ virtual void HandleCustomViewMessageL(
+ const TUid aMessageUid, const TDesC8 &aCustomMessage ) = 0;
+ };
+
+/**
+ * Message sending component for MPX views.
+ * Creates a singleton object that will be stored by CCoeEnv.
+ */
+class CVcxViewMessageUtility : public CCoeStatic
+ {
+ public:
+
+ /**
+ * First call initializes the singleton object. Subsequent calls return
+ * created instance.
+ * @return singleton object instance.
+ */
+ IMPORT_C static CVcxViewMessageUtility* InstanceL();
+
+ /**
+ * Destructor.
+ */
+ IMPORT_C virtual ~CVcxViewMessageUtility();
+
+ /**
+ * Add observer.
+ * @param aObserver Observer.
+ */
+ IMPORT_C void AddObserverL( MVcxViewMessageObserver& aObserver );
+
+ /**
+ * Remove observer.
+ * @param aObserver Observer.
+ */
+ IMPORT_C void RemoveObserver( MVcxViewMessageObserver& aObserver );
+
+ /**
+ * Sends message to all registered observers.
+ * @param aMessageUid UID for custom message
+ * @param aCustomMessage Message contents
+ */
+ IMPORT_C void SendCustomViewMessageL(
+ const TUid aMessageUid, const TDesC8 &aCustomMessage );
+
+ private:
+
+ /**
+ * Default constructor is private because this class is a singleton.
+ */
+ CVcxViewMessageUtility();
+
+ private: // Data
+
+ /**
+ * Observer array.
+ */
+ MtvObserverUtils::RObserverData<MVcxViewMessageObserver> iObservers;
+ };
+
+#endif // VCXVIEWMESSAGEUTILITY_H
+