www.pudn.com > Bluetooth_PMP_Example_v1_0.zip > Connector.h

/* 
* ============================================================================ 
*  Name     : CConnector from Connector.h 
*  Part of  : BluetoothPMPExample 
*  Created  : 14.01.2004 by Forum Nokia 
*  Description: 
*     Declares connector for application 
*  Version  : 
*  Copyright: Nokia Corporation 
* ============================================================================ 
*/ 
 
#ifndef CONNECTOR_H 
#define CONNECTOR_H 
 
// INCLUDES 
#include  
 
#include  
#include  
#include  
 
 
class MConnectorObserver 
{ 
 
public: 
/*! 
 * HandleConnectorDataReceivedL() 
 * 
 * discussion Observer interface for handling connector data reception event. 
 */	 
	virtual void HandleConnectorDataReceivedL(THostName aName, TDesC& aData)=0; 
}; 
 
 
class CConnector : public CActive 
{ 
public: 
      
/*! 
 * NewL() 
 *  
 * discussion Create new CConnector object 
 * return a pointer to the created instance of CConnector 
 */ 
	static CConnector* NewL(MConnectorObserver *aObserver,  
						    RSocketServ *aSocketServ); 
		 
/*! 
 * NewLC() 
 *  
 */ 
	static CConnector* NewLC(MConnectorObserver *aObserver,  
						     RSocketServ *aSocketServ); 
 
/*! 
 * ~CConnector() 
 * 
 * discussion Destroy the object and release all memory objects 
 */ 
	~CConnector(); 
 
/*! 
 * ConnectL() 
 * 
 * discussion Creates a connection to given remote address on given port. 
 * 
 * param aName the name of the slave to connect to. 
 * param aAddr the address of the slave to connect to. 
 * param aPort the port on slave to connect to. 
 * 
 * return the status of connection attempt 
 */ 
	TRequestStatus ConnectL(THostName aName, TBTDevAddr aAddr, TInt aPort); 
 
/*! 
 * DisconnectL() 
 * 
 * discussion Disconnects connector from slave. 
 */ 
	void DisconnectL(); 
 
/*! 
 * SendDataL() 
 * 
 * discussion Sends given data to slave. 
 * 
 * param aData the message to send to slave. 
 */ 
	void SendDataL(const TDesC8& /*aData*/); 
 
protected: 
 
/*! 
 * RunL() 
 * 
 * discussion Handle the active objects request completion. 
 */ 
	void RunL(); 
 
/*! 
 * DoCancel() 
 * 
 * discussion Cancels the outstanding request on active object. 
 */ 
	void DoCancel(); 
 
private: 
 
/*! 
 * CConnector() 
 * 
 * discussion Perform the first phase of two phase construction  
 * 
 * param aObserver reference to observer handling the connector events 
 * param aSocketServ reference to socket server 
 */ 
	CConnector(MConnectorObserver *aObserver, RSocketServ *aSocketServ); 
 
/*! 
 * ConstructL() 
 * 
 */ 
	void ConstructL(); 
 
/*! 
 * HandleConnectedDataReceivedL() 
 * 
 * discussion Handles the data received from a slave.  the handling request 
 * will be passed onto handling observer. 
 * 
 * param aName the name of the slave that sent the data. 
 * param aData the data received. 
 */ 
	void HandleConnectorDataReceivedL(THostName aName, TDesC& aData); 
 
/*! 
 * WaitAndReceiveL() 
 * 
 * discussion Wait for and receive data from slave. 
 */ 
	void WaitAndReceiveL(); 
	 
public:	// data 
 
	// name of the device connector connects 
	THostName iName; 
	// address of the device connector connects 
	TBTDevAddr iAddr; 
	// port of the device connector connects 
	TInt iPort; 
	// connecting socket 
	RSocket iSock; 
	// buffer holding received data 
	TBuf8<40> iBuffer; 
	// length of received data 
    TSockXfrLength iLen; 
	// reference to observer 
	MConnectorObserver* iObserver; 
	// socket server handle 
    RSocketServ *iSocketServ;	 
	// the state of the connector 
	enum TState 
        { 
        ENone = 1, 
        EConnecting, 
		EWaiting, 
		ESending 
        }; 
    TState iState; 
 
}; 
 
#endif