landmarks/locationlandmarks/localaccess/inc/EPos_CPosLmLocalInternalOpActive.h
changeset 0 667063e416a2
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/landmarks/locationlandmarks/localaccess/inc/EPos_CPosLmLocalInternalOpActive.h	Tue Feb 02 01:06:48 2010 +0200
@@ -0,0 +1,140 @@
+/*
+* Copyright (c) 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: Active help object for running an internal operation.
+*
+*
+*/
+
+
+#ifndef CPOSLMLOCALINTERNALOPACTIVE_H
+#define CPOSLMLOCALINTERNALOPACTIVE_H
+
+//  INCLUDES
+#include <e32base.h>
+
+// CONSTANTS
+
+// FORWARD DECLARATIONS
+class MPosLmLocalInternalOpExecutor;
+class CPosLmOperation;
+
+// CLASS DECLARATION
+
+/**
+* Active help object for running an internal operation.
+*/
+NONSHARABLE_CLASS(CPosLmLocalInternalOpActive) : public CActive
+    {
+    public:  // Constructors and destructor
+
+        /**
+        * Two-phased constructor.
+        * @param aExecutor An internal operation executor.
+        * @param aOp An internal operation.
+        */
+        static CPosLmLocalInternalOpActive* NewL(
+        /* IN */        MPosLmLocalInternalOpExecutor& aExecutor,
+        /* IN */        CPosLmOperation* aOp
+        );
+
+        /**
+        * Destructor.
+        */
+        virtual ~CPosLmLocalInternalOpActive();
+
+     public: // New functions
+
+        /**
+        * Performs a single step of the internal operation asynchronously using
+        * this active object.
+        *
+        * @param aClientStatus Client status; will be sent back to the executor
+        *   when the asynchronous call to the internal operation completes.
+        * @param aClientProgress Client progress; will be sent back to the
+        *   executor when the asynchronous call to the internal operation
+        *   completes.
+        */
+        void DoNext(
+        /* IN */        TRequestStatus& aClientStatus,
+        /* IN */        TReal32& aClientProgress
+        );
+
+        /**
+        * Performs a single step of the internal operation without using this
+        * active object to run it.
+        *
+        * @param aStatus A request status.
+        * @param aProgress Progress of the internal operation.
+        */
+        void InternalOpNextStep(
+        /* IN */        TRequestStatus& aStatus,
+        /* IN */        TReal32& aProgress
+        );
+
+    public: // Functions from base classes
+
+        /**
+        * From CActive.
+        *
+        * Implements cancellation of an outstanding request.
+        */
+        void DoCancel();
+
+        /**
+        * From CActive.
+        *
+        * Handles request completion event.
+        */
+        void RunL();
+
+    private:
+
+        /**
+        * C++ default constructor.
+        * @param aExecutor An internal operation executor.
+        * @param aOp An internal operation.
+        */
+        CPosLmLocalInternalOpActive(
+        /* IN */        MPosLmLocalInternalOpExecutor& aExecutor,
+        /* IN */        CPosLmOperation* aOp
+        );
+
+        // Prohibit copy constructor if not deriving from CBase.
+        CPosLmLocalInternalOpActive(
+            const CPosLmLocalInternalOpActive&);
+        // Prohibit assigment operator if not deriving from CBase.
+        CPosLmLocalInternalOpActive& operator=(
+            const CPosLmLocalInternalOpActive&);
+
+    private:    // Data
+
+        // Internal op executor
+        MPosLmLocalInternalOpExecutor* iExecutor;
+
+        // Internal op
+        CPosLmOperation* iOp;
+
+        TReal32 iProgress;
+
+         // Client status
+        TRequestStatus* iClientStatus;
+
+        // Client progress
+        TReal32* iClientProgress;
+
+    };
+
+#endif      // CPOSLMLOCALINTERNALOPACTIVE_H
+
+// End of File