sapi_landmarks/inc/clandmarkobserver.h
changeset 0 14df0fbfcc4e
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/sapi_landmarks/inc/clandmarkobserver.h	Mon Mar 30 12:51:10 2009 +0300
@@ -0,0 +1,87 @@
+/*
+* Copyright (c) 2005-2006 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:  CLandmarkObserver class for handling async requests
+*
+*/
+
+
+#ifndef __CLANDMARKOBSERVER_H__
+#define __CLANDMARKOBSERVER_H__
+
+#include <e32base.h>
+#include "mlandmarkobserver.h"
+
+//FORWARD DECLARATION
+class CLiwGenericParamList;
+class CLandmarkInterface;
+
+/**
+* CLandmarkObserver
+* This class acts as an observer for all asynchronous requests. After the request
+* is completed, it checks for error and packs it in output param list. If there
+* is no error, then the iterator is also packed into the output param list.
+*/
+// CLASS DECLARATION
+NONSHARABLE_CLASS(CLandmarkObserver): public CBase, public MLandmarkObserver
+    {
+    public: // New methods
+
+        /**
+        * NewL.
+        * Two-phased constructor.
+        * Create a CLandmarkObserver object.
+        * @param aLmIface The CLandmarkInterface instance.
+        * @return A pointer to the newly created instance of CLandmarkObserver.
+        */
+        static CLandmarkObserver* NewL( CLandmarkInterface* aLmIface );
+
+        /**
+        * ~CLandmarkObserver
+        * Destructor.
+        */
+        ~CLandmarkObserver() {}
+
+    public:// from MLandmarkObserver
+
+        // HandleLandmarkItemsL.
+        // Notifies client of state change and calls MLiwNotifyCallback::HandleNotifyL().
+        void HandleLandmarkItemsL( CPosLmItemIterator* aIterator,
+            TInt32 aTransactionId, TInt aError, const TDesC& aDatabaseUri );
+
+        // HandleCategoryItemsL.
+        // Notifies client of state change and calls MLiwNotifyCallback::HandleNotifyL().
+        void HandleCategoryItemsL( CPosLmItemIterator* aIterator,
+            TInt32 aTransactionId, TInt aError, const TDesC& aDatabaseUri );
+
+    private: // Constructors
+
+        /**
+        * CLandmarkObserver.
+        * C++ default constructor.
+        * @param aLmIface The CLandmarkInterface instance.
+        */
+        CLandmarkObserver( CLandmarkInterface* aLmIface );
+
+    private: //Data        
+        
+        /**
+        * iLmIface
+        * Handle to CLandmarkInterface instance.
+        */
+        CLandmarkInterface* iLmIface;
+    };
+
+#endif // __CLANDMARKOBSERVER_H__
+
+// End of File
\ No newline at end of file