// VCSampleDlg.cpp : implementation file
//

#include "stdafx.h"
#include "VCSample.h"
#include "VCSampleDlg.h"
#include "VaxVoIP.h"
#include "HelpDlg.h"
#include "Mmsystem.h"

#pragma comment(lib, "Winmm.lib")

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

#define GENERAL_TIMER_ID	0
#define VOL_LEVEL_TIMER_ID	1

/////////////////////////////////////////////////////////////////////////////
// CVCSampleDlg dialog

CVCSampleDlg::CVCSampleDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CVCSampleDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CVCSampleDlg)
	m_sProxyLoginId = _T("");
	m_sProxyLoginPwd = _T("");
	m_sProxyURI = _T("");
	m_sOutboundProxy = _T("");
	m_sPhoneNumber = _T("");
	m_bMicMute = FALSE;
	m_bSpkMute = FALSE;
	m_sWavFile = _T("");
	m_bStartRecording = FALSE;
	m_bEnableEchoNoiseCancel = TRUE;
	m_bEnableMicBoost = FALSE;
	m_bDonotDisturb = FALSE;
	m_bGSM610 = TRUE;
	m_biLBC = TRUE;
	m_bG711ALaw = TRUE;
	m_bG711ULaw = TRUE;
	m_bEnableAGC = FALSE;
	m_bEnableSoundDevices = TRUE;
	m_nTotalLines = 8;
	m_sPlayWaveFileName = _T("");
	m_bPlayListen = FALSE;
	m_sTransferPhoneNo = _T("");
	m_bPlayRingTone = TRUE;
	m_sProxyDisplayName = _T("");
	m_bCheckRegisterToProxy = TRUE;
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);

	m_pVaxVoIP = new CVaxVoIP;
	m_pVaxVoIP->m_pVCSampleDlg = this;

}


void CVCSampleDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CVCSampleDlg)
	DDX_Control(pDX, IDC_LIST_AUDIO_IN, m_ctrlStatusAudioInListBox);
	DDX_Control(pDX, IDC_LIST_AUDIO_OUT, m_ctrlStatusAudioOutListBox);
	DDX_Control(pDX, IDC_PROGRESS_MIC, m_ctrlMicProg);
	DDX_Control(pDX, IDC_PROGRESS_SPK, m_ctrlSpkProg);
	DDX_Control(pDX, IDC_LIST_LINE_STATUS, m_ctrlLineStatusList);
	DDX_Control(pDX, IDC_LOG_LIST_BOX, m_ctrlStatusLogListBox);
	DDX_Control(pDX, IDC_LIST_INCOMING_CALLS, m_ctrlIncomingCallListBox);
	DDX_Control(pDX, IDC_LIST_INCOMING_CALLIDS, m_ctrlIncomingCalIIdListBox);
	DDX_Control(pDX, IDC_BUTTON_INIT, m_ctrlInitButton);
	DDX_Control(pDX, IDC_COMBO_TRANSFER_SELECT_LINE, m_ctrlTransferSelectLine);
	DDX_Control(pDX, IDC_COMBO_INCOMING_CALL_SELECT_LINE, m_ctrlIncomingCallSelectLine);
	DDX_Control(pDX, IDC_COMBO_PLAY_WAVE_SELECT_LINE, m_ctrlPlayWaveSelectLine);
	DDX_Control(pDX, IDC_COMBO_RECORD_SELECT_LINE, m_ctrlRecordSelectLine);
	DDX_Control(pDX, IDC_COMBO_DIAL_SELECT_LINE, m_ctrlDialSelectLine);
	DDX_Control(pDX, IDC_SLIDER_MIC, m_MicSlider);
	DDX_Control(pDX, IDC_SLIDER_SPEAKER, m_SpkSlider);
	DDX_Text(pDX, IDC_EDIT_PROXY_LOGIN_ID, m_sProxyLoginId);
	DDX_Text(pDX, IDC_EDIT_PROXY_LOGIN_PWD, m_sProxyLoginPwd);
	DDX_Text(pDX, IDC_EDIT_PROXY_URI, m_sProxyURI);
	DDX_Text(pDX, IDC_EDIT_OUTBOUND_PROXY, m_sOutboundProxy);
	DDX_Text(pDX, IDC_EDIT_PHONE_NUMBER, m_sPhoneNumber);
	DDX_Check(pDX, IDC_CHECK_MIC_MUTE, m_bMicMute);
	DDX_Check(pDX, IDC_CHECK_SPK_MUTE, m_bSpkMute);
	DDX_Text(pDX, IDC_EDIT_FILE_NAME, m_sWavFile);
	DDX_Check(pDX, IDC_CHECK_START_RECORDING, m_bStartRecording);
	DDX_Check(pDX, IDC_CHECK_ECHO, m_bEnableEchoNoiseCancel);
	DDX_Check(pDX, IDC_CHECK_MIC_BOOST, m_bEnableMicBoost);
	DDX_Check(pDX, IDC_CHECK_DONOT_DISTURB, m_bDonotDisturb);
	DDX_Check(pDX, IDC_CHECK_GSM610, m_bGSM610);
	DDX_Check(pDX, IDC_CHECK_ILBC, m_biLBC);
	DDX_Check(pDX, IDC_CHECK_G711ALAW, m_bG711ALaw);
	DDX_Check(pDX, IDC_CHECK_G711ULAW, m_bG711ULaw);
	DDX_Check(pDX, IDC_CHECK_AGC, m_bEnableAGC);
	DDX_Check(pDX, IDC_CHECK_SOUND_DEVICE, m_bEnableSoundDevices);
	DDX_Text(pDX, IDC_EDIT_TOTAL_LINES, m_nTotalLines);
	DDX_Text(pDX, IDC_EDIT_PLAY_WAVE_FILE, m_sPlayWaveFileName);
	DDX_Check(pDX, IDC_CHECK_PLAY_WAVE_LISTEN, m_bPlayListen);
	DDX_Text(pDX, IDC_EDIT_TRANSFER_PHONE_NO, m_sTransferPhoneNo);
	DDX_Check(pDX, IDC_CHECK_PLAY_RING_TONE, m_bPlayRingTone);
	DDX_Text(pDX, IDC_EDIT_PROXY_DISPLAY_NAME, m_sProxyDisplayName);
	DDX_Check(pDX, IDC_CHECK_REGISTER_TO_SIP, m_bCheckRegisterToProxy);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CVCSampleDlg, CDialog)
	//{{AFX_MSG_MAP(CVCSampleDlg)
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_BUTTON_INIT, OnButtonInit)
	ON_WM_DESTROY()
	ON_BN_CLICKED(IDC_BUTTON_CLEAR, OnButtonClear)
	ON_BN_CLICKED(IDC_BUTTON_DIAL, OnButtonDial)
	ON_BN_CLICKED(IDC_BUTTON_ACCEPT, OnButtonAccept)
	ON_BN_CLICKED(IDC_BUTTON_REJECT, OnButtonReject)
	ON_BN_CLICKED(IDC_BUTTON_HANGUP, OnButtonHangup)
	ON_BN_CLICKED(IDC_BUTTON_1, OnButton1)
	ON_BN_CLICKED(IDC_BUTTON_2, OnButton2)
	ON_BN_CLICKED(IDC_BUTTON_3, OnButton3)
	ON_BN_CLICKED(IDC_BUTTON_4, OnButton4)
	ON_BN_CLICKED(IDC_BUTTON_5, OnButton5)
	ON_BN_CLICKED(IDC_BUTTON_6, OnButton6)
	ON_BN_CLICKED(IDC_BUTTON_7, OnButton7)
	ON_BN_CLICKED(IDC_BUTTON_8, OnButton8)
	ON_BN_CLICKED(IDC_BUTTON_9, OnButton9)
	ON_BN_CLICKED(IDC_BUTTON_10, OnButton10)
	ON_BN_CLICKED(IDC_BUTTON_11, OnButton11)
	ON_BN_CLICKED(IDC_BUTTON_12, OnButton12)
	ON_WM_HSCROLL()
	ON_BN_CLICKED(IDC_CHECK_SPK_MUTE, OnCheckSpkMute)
	ON_BN_CLICKED(IDC_CHECK_MIC_MUTE, OnCheckMicMute)
	ON_BN_CLICKED(IDC_BUTTON_RESET_RECORDING, OnButtonResetRecording)
	ON_BN_CLICKED(IDC_BUTTON_SAVE_TO_WAVE_FILE, OnButtonSaveToWaveFile)
	ON_BN_CLICKED(IDC_CHECK_START_RECORDING, OnCheckStartRecording)
	ON_BN_CLICKED(IDC_CHECK_ECHO, OnCheckEcho)
	ON_BN_CLICKED(IDC_CHECK_MIC_BOOST, OnCheckMicBoost)
	ON_BN_CLICKED(IDC_CHECK_DONOT_DISTURB, OnCheckDonotDisturb)
	ON_BN_CLICKED(IDC_CHECK_GSM610, OnCheckGsm610)
	ON_BN_CLICKED(IDC_CHECK_ILBC, OnCheckiLBC)
	ON_BN_CLICKED(IDC_CHECK_G711ALAW, OnCheckG711ALaw)
	ON_BN_CLICKED(IDC_CHECK_G711ULAW, OnCheckG711ULaw)
	ON_BN_CLICKED(IDC_BUTTON_HELP, OnButtonHelp)
	ON_BN_CLICKED(IDC_BUTTON_TRANSFER_CALL, OnButtonTransferCall)
	ON_BN_CLICKED(IDC_CHECK_AGC, OnCheckAgc)
	ON_BN_CLICKED(IDC_BUTTON_HOLD, OnButtonHold)
	ON_BN_CLICKED(IDC_BUTTON_UNHOLD, OnButtonUnhold)
	ON_BN_CLICKED(IDC_BUTTON_OPEN_WAVE, OnButtonOpenWave)
	ON_BN_CLICKED(IDC_BUTTON_WAVE_PLAY, OnButtonWavePlay)
	ON_BN_CLICKED(IDC_BUTTON_WAVE_REWIND, OnButtonWaveRewind)
	ON_BN_CLICKED(IDC_BUTTON_WAVE_FORWARD, OnButtonWaveForward)
	ON_BN_CLICKED(IDC_BUTTON_WAVE_PAUSE, OnButtonWavePause)
	ON_BN_CLICKED(IDC_BUTTON_WAVE_STOP, OnButtonWaveStop)
	ON_WM_TIMER()
	ON_CBN_SELCHANGE(IDC_COMBO_RECORD_SELECT_LINE, OnSelchangeComboRecordSelectLine)
	ON_BN_CLICKED(IDC_CHECK_PLAY_RING_TONE, OnCheckPlayRingTone)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CVCSampleDlg message handlers

BOOL CVCSampleDlg::OnInitDialog()
{
	CDialog::OnInitDialog();

	// Set the icon for this dialog.  The framework does this automatically
	//  when the application's main window is not a dialog
	SetIcon(m_hIcon, TRUE);			// Set big icon
	SetIcon(m_hIcon, FALSE);		// Set small icon
	
	m_ctrlLineStatusList.InsertColumn(0, "#", LVCFMT_LEFT, 21);
	m_ctrlLineStatusList.InsertColumn(1, "Status", LVCFMT_LEFT, 53);
	m_ctrlLineStatusList.InsertColumn(2, "Outbound", LVCFMT_LEFT, 68);
	m_ctrlLineStatusList.InsertColumn(3, "Inbound", LVCFMT_LEFT, 64);
	
	m_SpkSlider.SetRange(0,10);
	m_MicSlider.SetRange(0,10);
	
	m_ctrlSpkProg.SetRange(0, 100);
	m_ctrlMicProg.SetRange(0, 100);

	SetTimer(VOL_LEVEL_TIMER_ID, 20, NULL);
		
	return TRUE;  // return TRUE  unless you set the focus to a control
}

// If you add a minimize button to your dialog, you will need the code below
//  to draw the icon.  For MFC applications using the document/view model,
//  this is automatically done for you by the framework.

void CVCSampleDlg::OnPaint() 
{
	if (IsIconic())
	{
		CPaintDC dc(this); // device context for painting

		SendMessage(WM_ICONERASEBKGND, (WPARAM) dc.GetSafeHdc(), 0);

		// Center icon in client rectangle
		int cxIcon = GetSystemMetrics(SM_CXICON);
		int cyIcon = GetSystemMetrics(SM_CYICON);
		CRect rect;
		GetClientRect(&rect);
		int x = (rect.Width() - cxIcon + 1) / 2;
		int y = (rect.Height() - cyIcon + 1) / 2;

		// Draw the icon
		dc.DrawIcon(x, y, m_hIcon);
	}
	else
	{
		CDialog::OnPaint();
	}
}

void CVCSampleDlg::OnOK() 
{
	// TODO: Add extra validation here
	//CDialog::OnOK();
}

// The system calls this to obtain the cursor to display while the user drags
//  the minimized window.
HCURSOR CVCSampleDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}


void CVCSampleDlg::OnHScroll(UINT nSBCode, UINT nPos, CScrollBar* pScrollBar) 
{
	if((CSliderCtrl*)pScrollBar == &m_SpkSlider)
	{
		if(TB_THUMBTRACK)
		{
			/***************************************************************
			SetSpkVolume method requires Volume value from 0 to 255 range    
			but the slider range is 0 to 10, so we multiply the slider value 
			to 25 to get the required value to pass to SetSpkVolume method   

							For more detail, please see the method details document
			*****************************************************************/
			
			m_pVaxVoIP->SetSpkVolume(m_SpkSlider.GetPos()	* 25);
		}

	}
	
	
	if((CSliderCtrl*)pScrollBar == &m_MicSlider)
	{
		if(TB_THUMBTRACK)
		{
			/***************************************************************
			SetMicVolume method requires Volume value from 0 to 255 range    
			but the slider range is 0 to 10, so we multiply the slider value 
			to 25 to get the required value to pass to SetMicVolume method   

							For more detail, please see the method details document
			*****************************************************************/
			
			m_pVaxVoIP->SetMicVolume(m_MicSlider.GetPos()	* 25);
		}

	}
		
	CDialog::OnHScroll(nSBCode, nPos, pScrollBar);
}


void CVCSampleDlg::OnButtonInit() 
{
	
	CString sInitBtnText = "";
	m_ctrlInitButton.GetWindowText(sInitBtnText);

	if(sInitBtnText == "Offline")
	{
		m_ctrlInitButton.SetWindowText("Online");

		m_pVaxVoIP->UnInitialize();

		m_ctrlStatusAudioInListBox.ResetContent();
		m_ctrlStatusAudioOutListBox.ResetContent();

		return;
	}

	
	UpdateData();
			
	if(m_sProxyLoginId.IsEmpty())
	{
		MessageBox("Please enter the SIP proxy Login Id.", "SIP Proxy settings", MB_OK|MB_ICONEXCLAMATION);
		return;
	}

	if(m_sProxyURI.IsEmpty())
	{
		MessageBox("Please enter the SIP proxy address or URI.", "SIP Proxy settings", MB_OK|MB_ICONEXCLAMATION);
		return;
	}

	m_pVaxVoIP->SetLicenceKey("TRIAL-LICENSE-KEY");
	
		
	/***** Constructing SIP From URI for IP Telephony ***********/
	
	CString sFromURI = "";
	
	if(m_sProxyDisplayName.IsEmpty())
		sFromURI.Format("%s <sip:%s@%s>", m_sProxyLoginId, m_sProxyLoginId, m_sProxyURI);
	else
		sFromURI.Format("%s <sip:%s@%s>", m_sProxyDisplayName, m_sProxyLoginId, m_sProxyURI);
	
	/********************************************************************
			 
		SIP Proxy: SIP Proxy IP or FQDN provided by your service provider.
  
		OutboundProxy: SIP outbound/NAT proxy IP or FQDN provided by your 
		             service provider to use SIP phone behind the NAT.

	*********************************************************************/	
 
	CString sMyIP = m_pVaxVoIP->GetMyIP();
	
	BOOL bResult = FALSE;
	int nListenPortSIP = 0;

	for(nListenPortSIP = 5060; nListenPortSIP < 7000; nListenPortSIP++)
	{
		bResult = m_pVaxVoIP->Initialize(FALSE, sMyIP, nListenPortSIP, sFromURI, m_sOutboundProxy, m_sProxyURI, m_sProxyLoginId, m_sProxyLoginPwd, m_bEnableSoundDevices, m_nTotalLines);
		
		if(!bResult)
		{
			if(m_pVaxVoIP->GetVaxObjectError() != 11)
			{
				m_pVaxVoIP->ErrorMessage();
				break;
			}
		}
		else
		{
			break;
		}
	}

	if(nListenPortSIP >= 7000)
	{
		MessageBox("Cann't open SIP communication port.");
		return;
	}
	
	if(bResult == TRUE)
	{
		int nListenPortRTP = 7000;

		int nErrorCount = 0;
		
		for(int nLineNo = 0; nLineNo < m_nTotalLines; nLineNo++)
		{
			if(!m_pVaxVoIP->OpenLine(nLineNo, FALSE, sMyIP, nListenPortRTP))
			{
				if(m_pVaxVoIP->GetVaxObjectError() == 11)
				{
					nErrorCount++;
					nLineNo--;
				}
				else
				{
					m_pVaxVoIP->ErrorMessage();
					bResult = FALSE;
					break;
				}
			}
		
			nListenPortRTP += 2;  // It is importent to increament RTP Listen Port by 2

			if(nErrorCount >= (m_nTotalLines + 1000)) // If unable to open more than 1000 ports.
			{	
				MessageBox("Unable to open RTP communication port.");
				return;
			}
		
		}
	}
	
	if(bResult == TRUE)
	{
		if(m_bCheckRegisterToProxy)
		{
			if(!m_pVaxVoIP->RegisterToProxy(3600))
			{
				m_pVaxVoIP->ErrorMessage();
				return;
			}

			AddToStatusList("Registering to SIP Proxy.");
		}

		m_pVaxVoIP->EnableKeepAlive(10);
				
		if(m_bEnableEchoNoiseCancel)
			m_pVaxVoIP->EnableEchoNoiseCancellation();
		else
			m_pVaxVoIP->DisableEchoNoiseCancellation();
												
		
		m_pVaxVoIP->DeselectAllVoiceCodec();
		
		if(m_bGSM610)
			m_pVaxVoIP->SelectVoiceCodec(0);
		
		if(m_biLBC)
			m_pVaxVoIP->SelectVoiceCodec(1);

		if(m_bG711ALaw)
			m_pVaxVoIP->SelectVoiceCodec(2);

		if(m_bG711ULaw)
			m_pVaxVoIP->SelectVoiceCodec(3);
				
		m_ctrlInitButton.SetWindowText("Offline");
		
		FillComboBoxes();

		m_ctrlLineStatusList.DeleteAllItems();

		UpdateAudioInListBox();
		UpdateAudioOutListBox();
		
		SetTimer(GENERAL_TIMER_ID, 1000, 0);
	}

}


void CVCSampleDlg::FillComboBoxes()
{
	m_ctrlDialSelectLine.ResetContent();
	m_ctrlRecordSelectLine.ResetContent();
	m_ctrlPlayWaveSelectLine.ResetContent();
	m_ctrlIncomingCallSelectLine.ResetContent();
	m_ctrlTransferSelectLine.ResetContent();
	
	for(int nLineNo = 1; nLineNo <= m_nTotalLines; nLineNo++)
	{
		CString sString = "";
		sString.Format("Line-%d", nLineNo);
		
		m_ctrlDialSelectLine.AddString(sString);
		m_ctrlRecordSelectLine.AddString(sString);
		m_ctrlPlayWaveSelectLine.AddString(sString);
		m_ctrlIncomingCallSelectLine.AddString(sString);
		m_ctrlTransferSelectLine.AddString(sString);
	}

	m_ctrlDialSelectLine.SetCurSel(0);
	m_ctrlRecordSelectLine.SetCurSel(0);
	m_ctrlPlayWaveSelectLine.SetCurSel(0);
	m_ctrlIncomingCallSelectLine.SetCurSel(0);
	m_ctrlTransferSelectLine.SetCurSel(0);

}

void CVCSampleDlg::OnDestroy() 
{
	CDialog::OnDestroy();
	
	delete m_pVaxVoIP;
}

void CVCSampleDlg::OnButtonClear() 
{
	m_ctrlStatusLogListBox.ResetContent();
}

void CVCSampleDlg::OnButtonDial() 
{
	UpdateData();

	if(m_sPhoneNumber.IsEmpty())
	{
		MessageBox("Please enter a phone number.", "Invalid phone number", MB_OK|MB_ICONEXCLAMATION);
		return;
	}

	/*******************************************************
         Constructing SIP To URI for IP Telephony:
                  sip:PhoneNumber@SIP Proxy
  ********************************************************/
	
	CString sToURI = "sip:" + m_sPhoneNumber + "@" + m_sProxyURI;

	int nLineNo = m_ctrlDialSelectLine.GetCurSel();

	m_ctrlStatusAudioInListBox.GetCurSel();
				
	if(!m_pVaxVoIP->Connect(nLineNo, sToURI, GetSelectedAudioInDeviceId(), GetSelectedAudioOutDeviceId()))
	{
		m_pVaxVoIP->ErrorMessage();
	}
	else
	{
		CString sText = "";
		sText.Format("Line-%d: Dialing.", nLineNo + 1);
		
		AddToStatusList(sText);
	}
	
}

void CVCSampleDlg::OnButtonHangup() 
{
	int nLineNo = m_ctrlDialSelectLine.GetCurSel();
	
	if(!m_pVaxVoIP->Disconnect(nLineNo))
		m_pVaxVoIP->ErrorMessage();
		
}


void CVCSampleDlg::OnButtonHold() 
{
	int nLineNo = m_ctrlDialSelectLine.GetCurSel();
	
	if(!m_pVaxVoIP->HoldLine(nLineNo))
		m_pVaxVoIP->ErrorMessage();
}

void CVCSampleDlg::OnButtonUnhold() 
{
	int nLineNo = m_ctrlDialSelectLine.GetCurSel();
	
	if(!m_pVaxVoIP->UnHoldLine(nLineNo))
		m_pVaxVoIP->ErrorMessage();
}


void CVCSampleDlg::OnButtonAccept() 
{
	CString sCallId = GetSelectedItemCallId();
	if(sCallId.IsEmpty()) return;
		
	int nLineNo = m_ctrlIncomingCallSelectLine.GetCurSel();
		
	if(!m_pVaxVoIP->AcceptCall(nLineNo, sCallId, GetSelectedAudioInDeviceId(), GetSelectedAudioOutDeviceId()))
	{
		m_pVaxVoIP->ErrorMessage();
	}
	else
	{
		::PlaySound(NULL, NULL, SND_FILENAME|SND_ASYNC|SND_LOOP|SND_NODEFAULT);
		
		int nIndex = m_ctrlIncomingCalIIdListBox.FindString(-1, sCallId);
		if(nIndex != -1)
		{
			m_ctrlIncomingCallListBox.DeleteString(nIndex);
			m_ctrlIncomingCalIIdListBox.DeleteString(nIndex);
		}

		if(m_ctrlIncomingCallListBox.GetCurSel() == -1)
			m_ctrlIncomingCallListBox.SetCurSel(0);
	}
}


void CVCSampleDlg::OnButtonReject() 
{		
	CString sCallId = GetSelectedItemCallId();
	if(sCallId.IsEmpty()) return;
			
	if(!m_pVaxVoIP->RejectCall(sCallId))
	{
		m_pVaxVoIP->ErrorMessage();
	}
	else
	{
		::PlaySound(NULL, NULL, SND_FILENAME|SND_ASYNC|SND_LOOP|SND_NODEFAULT);
		
		int nIndex = m_ctrlIncomingCalIIdListBox.FindString(-1, sCallId);
		if(nIndex != -1)
		{
			m_ctrlIncomingCallListBox.DeleteString(nIndex);
			m_ctrlIncomingCalIIdListBox.DeleteString(nIndex);
		}

		if(m_ctrlIncomingCallListBox.GetCurSel() == -1)
			m_ctrlIncomingCallListBox.SetCurSel(0);
	}
}