backsteppingsrv/inc/bsserver.h
changeset 0 79c6a41cd166
child 101 9e077f9a342c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/backsteppingsrv/inc/bsserver.h	Thu Dec 17 08:54:17 2009 +0200
@@ -0,0 +1,179 @@
+/*
+* Copyright (c) 2007 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:  BS Server - implemenration of CServer2 
+ *
+*/
+
+
+#ifndef C_CBSSERVER_H
+#define C_CBSSERVER_H
+
+// INCLUDES
+#include <eikenv.h>
+#include <eikappui.h>
+
+#include "bspanic.h"
+
+class CBSEngine;
+
+/**
+ * Back Stepping server implementation
+ *
+ * @since Series 60 3.2
+ */
+
+class CBSServer : public CServer2
+    {
+    /**
+     * EIkonEnv for the server process.
+     *
+     * @since Series 60 3.2
+     */
+    class CBSEikonEnv : public CEikonEnv
+        {
+    public:
+        void DestroyEnvironment();
+        void ConstructL();
+        };
+
+    /**
+     * EikAppUi for the server process.
+     * Inform engine if focused application was changed
+     *
+     * @since Series 60 3.2
+     */
+    class CBSAppUi : public CEikAppUi
+        {
+    public:
+        ~CBSAppUi();
+        void ConstructL();
+        void HandleWsEventL( const TWsEvent& aEvent,
+            CCoeControl* aDestination );
+        void ForwardEventL( const TWsEvent& aEvent );
+        CBSEngine* iEngine;
+        };
+
+public:
+
+    static CBSServer* NewLC();
+
+    /**
+     * Destructor.
+     */
+    virtual ~CBSServer();
+
+    /**
+     * Return the reference to the engine.
+     *
+     * @since Series 60 3.2
+     * @return engine reference
+     */
+    CBSEngine& Engine();
+
+    /**
+     * Increment session count
+     *
+     * @since Series 60 3.2     
+     */
+    void IncrementSessions();
+
+    /**
+     * Decrement session count
+     * Stops server if last session was closed
+     * @since Series 60 3.2
+     */
+    void DecrementSessions();
+
+    /**
+     * First stage startup for the server thread. 
+     *
+     * @since Series 60 3.2
+     * @return return KErrNone or panics thread
+     */
+    static TInt ThreadFunction();
+
+    /**
+     * Panic client. 
+     *
+     * @since Series 60 3.2
+     * @param aMessage RMessage2
+     * @param aPanic panic code
+     */
+    static void PanicClient( const RMessage2& aMessage, 
+        TBSEnginePanic aPanic );
+
+protected:
+
+    // from base class CActive
+    /**
+     * From CActive.
+     * Process any errors.
+     *
+     * @since Series 60 3.2
+     * @param aError the leave code reported
+     * @return return KErrNone if leave is handled
+     */
+    TInt RunError( TInt aError );
+
+private:
+
+    /**
+     * Constructs the server. 
+     *
+     * @since Series 60 3.2
+     * @param aPriority CServer2 input parameter
+     */
+    CBSServer( TInt aPriority );
+
+    void ConstructL();
+
+    /**
+     * Panic the server. 
+     *
+     * @since Series 60 3.2
+     * @param aPanic the panic code
+     */
+    static void PanicServer( TBSEnginePanic aPanic );
+
+    /**
+     * Second stage startup for the server thread.
+     *
+     * @since Series 60 3.2
+     */
+    static void ThreadFunctionL();
+
+    /**
+     * Create a  server session, and return a pointer to the created object.
+     * @param aVersion the client version 
+     * @param aMessage RMessage2 
+     * @return pointer to new session
+     */
+    CSession2* NewSessionL( const TVersion& aVersion,
+        const RMessage2& aMessage ) const;
+
+private:
+    // data
+    /**
+     * Instance of engine
+     * Own.
+     */
+    CBSEngine* iEngine;
+
+    /*
+     * Session count
+     */
+    TInt iSessionCount;
+    };
+
+#endif // C_CBSSERVER_H