datasourcemodules/bluetoothgpspositioningmodule/btgpspsy/inc/Connecting/BTGPSConnectManager.h
changeset 0 9cfd9a3ee49c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/datasourcemodules/bluetoothgpspositioningmodule/btgpspsy/inc/Connecting/BTGPSConnectManager.h	Tue Feb 02 01:50:39 2010 +0200
@@ -0,0 +1,270 @@
+/*
+* Copyright (c) 2005-2009 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:
+*
+*/
+
+
+
+
+#ifndef BTGPSCONNECTMANAGER_H
+#define BTGPSCONNECTMANAGER_H
+
+//  INCLUDES
+
+#include <e32base.h> 
+#include <es_sock.h>
+#include "BTGPSMessageListener.h"
+#include "BTGPSConnectManagerExt.h"
+
+// CONSTANTS
+
+// MACROS
+
+// DATA TYPES
+/**
+* Structure of handler item.
+*/
+struct THandlerProcessItem
+    {
+    TInt iHandlerId;        ///The id of this handler
+    TInt iSuccessNodeIndex; ///If handler succeed, the index of next node
+    TInt iFailedNodeIndex;  ///if  handler failed, the index of next node
+    };
+        
+
+// FUNCTION  PROTOTYPES
+
+// FORWARD DECLARATIONS
+class CBTGPSSettingManager;
+class MBTGPSMessageListener;
+class CBTGPSDeviceManager;
+class CBTDevice;
+class MBTGPSConnectStatusObserver;
+class CBTGPSMessageSender;
+class CBTGPSMessageReceiver;
+class CBTGPSDeviceListManager;
+
+// CLASS DECLARATION
+
+/**
+* Manager class that manage all operation related to Bluetooth connection. This
+* class provide interface for other object to connect and disconnect to bluetooth 
+* device. It also provide observer interface to other object to get device 
+* connection status change. This class also provides observer interface for other
+* object get messages from connected BT device. 
+* The class defines connection process that defines how  
+* to connect to bluetooth device. Each process contains handlers that handle 
+* BT connection activities. 
+*
+*/
+class CBTGPSConnectManager: public CBase, private MBTGPSConnectManagerExt
+    {
+    public: 
+
+        /**
+        * Two-phase construction.
+        */
+        static CBTGPSConnectManager * NewL(
+            CBTGPSSettingManager& aSettingManager,
+            CBTGPSDeviceManager& aDeviceManager,
+            CBTGPSConstantsManager& aConstantsManager,
+            CBTGPSDeviceListManager& aDeviceListManager);
+
+        /**
+        * Destructor
+        */
+        virtual ~CBTGPSConnectManager();
+
+    public:
+        /**
+        * Start connecting to BT device.
+        * @return KErrCoundNotConnect if the device is in Error status
+        */
+        TInt Connecting();
+        
+        /**
+        * Reconnecting to GPS. This function will reconnect to GPS device
+        * even the GPS device is in error state.
+        */
+        void Reconnecting();
+        
+        /**
+        * Cancel connecting. This function will also terminate current
+		* connection.
+        */
+        void CancelConnecting();
+
+        /**
+        * Add message listener.
+		* @param aListener Reference to message listener.
+        */
+        void AddMessageListenerL(MBTGPSMessageListener& aListener);
+
+        /**
+        * Remove message listener;
+		* @param aListener Reference to message listener.
+        */
+        void RemoveMessageListener(MBTGPSMessageListener& aListener);
+        
+        /**
+        * Send message to connected BT device. This function will leave if
+		* the message can't be send, for example, the device is not connected, or
+		* out of memory.
+		* @param aMsg The message to be sent.
+        */
+        void SendMessageL(const TDesC8& aMsg);
+        
+        /**
+        * Non-leave function to send message. 
+		* @param aMsg The message to be sent.
+		* @return KErrNone if the message is sent. Otherwise, system wide error code
+		*         will be returned.
+        */
+        TInt SendMessage(const TDesC8& aMsg);
+    
+    private:
+        /**
+        * From MBTGPSConnectManagerExt
+        */
+        virtual CBTGPSDeviceManager& DeviceManager() const;
+
+        /**
+        * From MBTGPSConnectManagerExt
+        */
+        virtual CBTGPSConstantsManager& ConstantsManager() const;
+
+        /**
+        * From MBTGPSConnectManagerExt
+        */
+        virtual CBTGPSSettingManager& SettingManager() const;
+
+        /**
+        * From MBTGPSConnectManagerExt
+        */
+        virtual void GetSocket(
+            RSocketServ*& aSocketServ,
+            RSocket*& aSocket);
+
+        /**
+        * From MBTGPSConnectManagerExt
+        */
+        void DisconnectBtDevice();
+
+
+        /**
+        * From MBTGPSConnectManagerExt
+        */ 
+        virtual void HandlerComplete(TInt aId, TInt aErr);
+
+        /**
+		* From MBTGPSConnectManagerExt
+		*/ 
+        virtual CBTGPSDeviceListManager& DeviceListManager() const;
+        
+    private:
+        /**
+        * Start to connect to BT device
+        */
+        void StartConnectDevice();
+    
+        /**
+        * Start connecting process
+        */
+        void StartConnectingProcessL(const THandlerProcessItem* aProcess);
+        
+        /**
+        * Connect process completed
+        */
+        void ConnectComplete(TInt aErr = KErrNone);
+        
+        /**
+        * Idle callback to start connect process
+        * If process failed, device will be set to connect error status
+        */
+        void StartConnectIdle();
+        
+        /**
+        * Idle callback to start connect process
+        */
+        void StartConnectIdleL();
+        
+        /**
+        * Idle callback to start handler
+        */
+        void StartNextHandler();
+        
+        /**
+        * Static idle callback
+        */
+        static TInt StaticIdleCallback(TAny* aAny);
+        
+        /**
+        * Second phase of the construction
+        */
+        void ConstructL();
+
+        /**
+        * Private constructor
+        */
+        CBTGPSConnectManager(
+            CBTGPSSettingManager& aSettingManager,
+            CBTGPSDeviceManager& aDeviceManager,
+            CBTGPSConstantsManager& aConstantsManager,
+            CBTGPSDeviceListManager& aDeviceListManager);
+        
+    private:
+        //Setting Manager
+        CBTGPSSettingManager& iSettingManager;
+
+        //BT Device Manager
+        CBTGPSDeviceManager& iDeviceManager;
+        
+        //Constants Manager
+        CBTGPSConstantsManager& iConstantsManager;
+        
+        //Device List Manager
+        CBTGPSDeviceListManager& iDeviceListManager;
+
+        //Active Process;
+        const THandlerProcessItem* iActiveProcess;
+
+        //active handler
+        CBase* iActiveHandler;
+        
+        //Current node index
+        TInt iCurrentNode;
+        
+        //Last error code
+        TInt iLastError;
+        
+        //Socket server
+        RSocketServ iSocketServ;
+        
+        //Socket
+        RSocket iSocket;
+        
+        //Message sender
+        CBTGPSMessageSender* iMessageSender;
+        
+        //Message receiver
+        CBTGPSMessageReceiver* iMessageReceiver;
+        
+        //Idle handler for start connecting process
+        CIdle* iIdle;
+
+    };
+#endif
+// End of File
+