objectexchangeclient.cpp

蓝牙传输文件, symbian3.0 系统下. 2FP没有试过

/* Copyright (c) 2004, Nokia. All rights reserved */


// INCLUDE FILES
#include <StringLoader.h>
#include <BlueShare_0xE0005B8E.rsg>
#include <caknmemoryselectiondialog.h> 
#include <caknfileselectiondialog.h>
#include <aknnotewrappers.h>

#include "ObjectExchangeClient.h"
#include "ObjectExchangeServiceSearcher.h"
#include "blueshare.pan"
#include "blueshareconstants.h"


// ============================ MEMBER FUNCTIONS ==============================

// ----------------------------------------------------------------------------
// CObjectExchangeClient::NewL()
// Symbian two-phased constructor.
// ----------------------------------------------------------------------------
//
CObjectExchangeClient* CObjectExchangeClient::NewL()
{
    CObjectExchangeClient* self = NewLC();
    CleanupStack::Pop( self );
    return self;
}

// ----------------------------------------------------------------------------
// CObjectExchangeClient::NewLC()
// Symbian two-phased constructor.
// ----------------------------------------------------------------------------
//
CObjectExchangeClient* CObjectExchangeClient::NewLC()
{
    CObjectExchangeClient* self = new ( ELeave ) CObjectExchangeClient();
    CleanupStack::PushL( self );
    self->ConstructL();
    return self;
}

// ----------------------------------------------------------------------------
// CObjectExchangeClient::CObjectExchangeClient()
// Constructor.
// ----------------------------------------------------------------------------
//
CObjectExchangeClient::CObjectExchangeClient()
: CActive( CActive::EPriorityStandard ),
  iState( EWaitingToGetDevice )
{
    CActiveScheduler::Add( this );
}

// ----------------------------------------------------------------------------
// CObjectExchangeClient::~CObjectExchangeClient()
// Destructor.
// ----------------------------------------------------------------------------
//
CObjectExchangeClient::~CObjectExchangeClient()
{

    if ( iState != EWaitingToGetDevice && iClient )
    {
        iClient->Abort();
        iStatus = KErrNone;
    }

    Cancel();

    delete iCurrObject;
    iCurrObject = NULL;

    delete iServiceSearcher;
    iServiceSearcher = NULL;

    delete iClient;
    iClient = NULL;
}

// ----------------------------------------------------------------------------
// CObjectExchangeClient::ConstructL()
// Perform second phase construction of this object.
// ----------------------------------------------------------------------------
//
void CObjectExchangeClient::ConstructL()
{
    iServiceSearcher = CObjectExchangeServiceSearcher::NewL();
}

// ----------------------------------------------------------------------------
// CObjectExchangeClient::DoCancel()
// Cancel any outstanding requests.
// ----------------------------------------------------------------------------
//
void CObjectExchangeClient::DoCancel()
{
}

// ----------------------------------------------------------------------------
// CObjectExchangeClient::RunL()
// Respond to an event.
// ----------------------------------------------------------------------------
//
void CObjectExchangeClient::RunL()
{

    if ( iStatus != KErrNone )
    {
        switch ( iState )
        {
            case EGettingDevice:
                iState = EWaitingToGetDevice;
                break;
            case EGettingService:
            case EDisconnecting:
                iState = EWaitingToGetDevice;
                break;
            case EWaitingToSend:
                iState = EWaitingToGetDevice;
                break;
            default:
                Panic( EBlueShareUnexpectedLogicState );
                break;
        }
    }
    else 
    {
        switch ( iState )
        {
            case EGettingDevice:
                {
                    iState = EGettingService;
                    iStatus = KRequestPending; 
                    // this means that the RunL can not be called until
                    // this program does something to iStatus
                    iServiceSearcher->FindServiceL( iStatus );
                    SetActive();
                    break;
                }
            case EGettingService:
                {
                    iState = EWaitingToSend;
                    ConnectToServerL();
                    break;
                }
            case EWaitingToSend:
                {
                    TFileName filename;
                    filename.Copy(KBSAppFileName);
                    SendObjectL(filename);
                    iState = EDisconnecting;
                    break;
                }
            case EDisconnecting:
                {
                    iState = EWaitingToGetDevice;
                    DisconnectL();
                    break;
                }
            default:
                {
                    Panic( EBlueShareSdpRecordDelete );
                    break;
                }
        };
    }
}

// ----------------------------------------------------------------------------
// CObjectExchangeClient::ConnectL()
// Connect to a service.
// ----------------------------------------------------------------------------
//
void CObjectExchangeClient::ConnectL()
{
    if ( iState == EWaitingToGetDevice && !IsActive() )
    {
        iServiceSearcher->SelectDeviceByDiscoveryL( iStatus );
        iState = EGettingDevice;
        SetActive();
    }
    else
    {
        User::Leave( KErrInUse );
    }
}

// ----------------------------------------------------------------------------
// CObjectExchangeClient::ConnectToServerL()
// Connect to the server.
// ----------------------------------------------------------------------------
//
void CObjectExchangeClient::ConnectToServerL()
{
    TObexBluetoothProtocolInfo protocolInfo;

    protocolInfo.iTransport.Copy( KServerTransportName );
    protocolInfo.iAddr.SetBTAddr( iServiceSearcher->BTDevAddr() );
    protocolInfo.iAddr.SetPort( iServiceSearcher->Port() );

    if ( iClient )
    {
        delete iClient;
        iClient = NULL;
    }
    iClient = CObexClient::NewL( protocolInfo );

    iClient->Connect( iStatus );
    SetActive();
}

// ----------------------------------------------------------------------------
// CObjectExchangeClient::SendObjectL()
// Send a message to a service on a remote machine.
// ----------------------------------------------------------------------------
//
void CObjectExchangeClient::SendObjectL(TFileName& aName)
{
    if ( iState != EWaitingToSend )
    {
        User::Leave( KErrDisconnected );
    }
    else if ( IsActive() ) 
    {
        User::Leave( KErrInUse );
    }

    ShowMessageL(KDebug);

    delete iCurrObject;
    iCurrObject = NULL;
    iCurrObject = CObexFileObject::NewL(aName);

    TParsePtr parsePtr (aName);        
    TPtrC ptr = parsePtr.NameAndExt();

    iCurrObject->SetNameL( ptr );

    iClient->Put( *iCurrObject, iStatus );
    SetActive();
}


    
void CObjectExchangeClient::ShowMessageL( const TDesC& aMsg )
{
    CAknInformationNote* informationNote;
    informationNote = new ( ELeave ) CAknInformationNote;
    informationNote->ExecuteLD( aMsg);
}    
// ----------------------------------------------------------------------------
// CObjectExchangeClient::StopL()
// Aborts command.
// ----------------------------------------------------------------------------
//
void CObjectExchangeClient::StopL()
{
    if ( iClient && iClient->IsConnected() )
    {
        iClient->Abort();
        iState = EWaitingToGetDevice;
    }
}

// ----------------------------------------------------------------------------
// CObjectExchangeClient::DisconnectL()
// Disconnects from the remote machine.
// ----------------------------------------------------------------------------
//
void CObjectExchangeClient::DisconnectL()
{
    if ( iState == EWaitingToGetDevice )
    {
        return;
    }

    
    if (iState != EWaitingToGetDevice)
        User::Leave(KErrInUse);
    else
    {
        HBufC* strDisconnecting = StringLoader::LoadLC(R_BTOB_DISCONNECTING);
        CleanupStack::PopAndDestroy(strDisconnecting);
        iClient->Disconnect(iStatus);
        SetActive();
    }
}

// ----------------------------------------------------------------------------
// CObjectExchangeClient::IsBusy()
// True, if the client is performing some operation..
// ----------------------------------------------------------------------------
//
TBool CObjectExchangeClient::IsBusy()
{
    return IsActive();
}

// ----------------------------------------------------------------------------
// CObjectExchangeClient::IsConnected()
// True, if the client is performing some operation..
// ----------------------------------------------------------------------------
//
TBool CObjectExchangeClient::IsConnected()
{
    return iState == EWaitingToSend;
}

// End of File