accessoryservices/accessoryserver/inc/ASYProxy/ASYProxyAsyLoader.h
changeset 0 4e1aa6a622a0
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/accessoryservices/accessoryserver/inc/ASYProxy/ASYProxyAsyLoader.h	Tue Feb 02 00:53:00 2010 +0200
@@ -0,0 +1,167 @@
+/*
+* Copyright (c) 2002-2004 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:  Loader of ASYs
+*
+*/
+
+
+#ifndef CASYPROXYASYLOADER_H
+#define CASYPROXYASYLOADER_H
+
+// INCLUDES
+#include "ASYProxyLoaderTimer.h"
+#include <ecom/ecom.h>
+#include <AsyServiceUids.h>
+#include <e32svr.h>
+#include <e32base.h>
+
+// CONSTANTS
+
+// MACROS
+
+// DATA TYPES
+
+// Zero Uid is used for non existing handler
+#define ZEROHANDLERUID 0x0
+
+enum TASYLoadingStep
+    {
+    EASYLoadingStepListInit,
+    EASYLoadingStepListImplementations,
+    EASYLoadingStepOrderImplementations,
+    EASYLoadingStepLoadASY,
+    EASYLoadingOver
+    };
+
+// FUNCTION PROTOTYPES
+
+// FORWARD DECLARATIONS
+
+// CLASS DECLARATION
+class CASYProxyAsyHandler;
+class CASYProxy;
+
+/**
+*  Loader class for ASYs
+*  Loading steps has been splitted by using AO
+*
+*  @lib ASYProxy.dll
+*  @since S60 3.1
+*/
+class CASYProxyAsyLoader : public CActive
+    {
+    public: // Constructors and destructor
+
+        /**
+        * Two-phased constructor.
+        */
+        static CASYProxyAsyLoader* NewL( CASYProxy* aAsyProxy );
+
+        /**
+        * Destructor.
+        */
+        virtual ~CASYProxyAsyLoader();
+
+    public: // New functions
+
+        /**
+        * Issues asynchronous ASY loading steps.
+        * @since S60 3.1
+        * @param void
+        * @return void
+        */
+        void IssueRequest();
+
+    public: // Functions from base classes
+
+    protected: // New functions
+
+    protected: // Functions from base classes
+
+        /**
+        * From CActive Implements cancellation of an outstanding request.
+        */
+        void DoCancel();
+
+        /**
+        * From CActive Handles an active object's request completion event.
+        */
+        void RunL();
+
+        /**
+        * From CActive Handles RunL's leave cases
+        */
+        TInt RunError( TInt aError );
+
+    private:
+
+        /**
+        * C++ default constructor.
+        */
+        CASYProxyAsyLoader( CASYProxy* aAsyProxy );
+
+       /**
+        * By default Symbian 2nd phase constructor is private.
+        */
+        void ConstructL();
+
+        void Cleanup();
+        void ListImplementationsL();
+        void DoIssueRequestL();
+        void ArrangeImplementationsL();
+        void NextStep();
+
+    public:     // Data
+
+    protected:  // Data
+
+    private:    // Data
+
+        // Implementation info array of CASYMainServiceBase instances.
+        RImplInfoPtrArray iServiceImplInfoArray;
+
+        // Implementation info array of CASYCommandHandlerBase instances.
+        RImplInfoPtrArray iHandlerImplInfoArray;
+
+        // Implementation uid array of CASYCommandHandlerBase instances.
+        RArray<TUid> iImplUidsHandlerArray;
+
+        // Status of iServiceImplInfoArray item count.
+        TBool iListRet;
+
+        // Index value of ASY while creating ASY.
+        TInt iArrayItemCounter;
+
+        // Handles loading steps while proceeding loading of all ASYs.
+        TASYLoadingStep iStepToDo;
+
+        // Pointer to timer handling time out during load ASYs.
+        CASYProxyLoaderTimer* iTimer; // Owned
+
+        // Pointer to ASYProxy.
+        CASYProxy* iAsyProxy; // Not owned
+
+    public:     // Friend classes
+
+        friend void CASYProxyLoaderTimer::RunL();
+
+    protected:  // Friend classes
+
+    private:    // Friend classes
+
+    };
+
+#endif // CASYPROXYASYLOADER_H
+
+// End of File