locationlandmarksrefappfors60/Inc/LandmarksOperationObserver.h
branchRCL_3
changeset 18 870918037e16
parent 0 522cd55cc3d7
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/locationlandmarksrefappfors60/Inc/LandmarksOperationObserver.h	Wed Sep 01 12:31:27 2010 +0100
@@ -0,0 +1,73 @@
+/*
+* Copyright (c) 2004-2005 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:  
+*     See class description below
+*
+*/
+
+
+#ifndef __LANDMARKS_OPERATION_OBSERVER_H__
+#define __LANDMARKS_OPERATION_OBSERVER_H__
+
+// INCLUDES
+#include <e32base.h>
+
+// CONSTANTS
+const TInt KOperationReady = 100;
+const TInt KOperationNotReady = 0;
+
+// DATA TYPES
+/**
+* TOperation indicates which operation type has been processed
+*/
+enum TOperation
+    {
+    ENoOperation,
+    EInitializeDb,
+    ELandmarkSearch,
+    ECategorySearch,
+    ELandmarkRead,
+    ECategoryRead,
+    EAcquiringLocation
+    };
+
+// CLASS DECLARATION
+
+/**
+*  An observer interface used for notifying the execution progress of 
+*  asynchronous opearations. 
+*  Typically used by objects deriving from other classes than CActive.
+*/
+class MLandmarksOperationObserver
+    {
+    public: // New functions
+
+        /**
+        * NotifyOperationProgressL notifies the progress and status of an
+        * asynchronous operation.
+        *  
+        * @param aOperation the type of operation that is reported.
+        * @param aProgress the progress of the operation.
+        * @param aErrorCode the status of the operation.
+        */
+        virtual void NotifyOperationProgressL(
+            TOperation aOperation, 
+            TInt aProgress, 
+            TInt aErrorCode) = 0;
+
+    };
+
+#endif // __LANDMARKS_OPERATION_OBSERVER_H__
+
+// End of File
\ No newline at end of file