fax_polling_vcdlg.cpp

VC6.0

		m_TrkChList.GetItemText(nIndex, 4, szOldStat, 29);
		if(strcmp(szNewStat, szOldStat) != 0)
		{
			m_TrkChList.SetItemText(nIndex, 4, szNewStat);
		}
		//Chinese: 显示出错信息
		//display error messages
		m_TrkChList.GetItemText(nIndex, 5, szOldStat, 60);		
		if(strcmp(m_TrkCh[i].szChErrMsg, szOldStat) != 0)
		{
			m_TrkChList.SetItemText(nIndex, 5, m_TrkCh[i].szChErrMsg);
		}
		
		nIndex++;
	}
}

//Chinese: 搜索空闲传真通道
//English: search for idle fax channel
int CFax_Polling_VCDlg::FindAnIdleFaxCh()
{
	int nCheck;
	for(int i = 0; i < m_nTotalCh; i++)
	{
		nCheck = SsmGetChType(i);
		if(nCheck == -1)
			WriteLog("Fail to call SsmGetChType");
		else if((nCheck == FAX_CH || nCheck == SOFTFAX_CH)
				&& m_FaxCh[i].nStep == FAX_IDLE && m_FaxCh[i].bUseful == FALSE) 
				return i;
	}
	return -1;
}

//Chinese: 搜索空闲中继通道
//English: search for idle trunk channel
int CFax_Polling_VCDlg::FindAnIdleTrunkCh()
{
	for(int i = 0; i < m_nTotalCh; i++)
	{
		if(m_TrkCh[i].bEnCalled == TRUE && m_TrkCh[i].bUseful == FALSE
			&& m_TrkCh[i].nStep == TRK_IDLE)
			return i;
	}
	return -1;
}


void CFax_Polling_VCDlg::OnSelchangeComboTrkch() 
{
	// TODO: Add your control notification handler code here
	char sz[50];
	m_cmbTrkChNo.GetLBText(m_cmbTrkChNo.GetCurSel(), sz);
	int n = atoi(sz);
	m_nAutoOrNot = m_TrkCh[n].nAutoOrNot;
	UpdateData(FALSE);
}
//Chinese: 设置传真ID
//English: set ID of fax machine
void CFax_Polling_VCDlg::OnButtonSetId() 
{
	// TODO: Add your control notification handler code here
	char sz[50];
	char str[50];
	m_cmbFaxCh.GetLBText(m_cmbFaxCh.GetCurSel(), sz);
	int n = atoi(sz);
	strcpy(str, m_strSetId.GetBuffer(m_strSetId.GetLength()));
	m_strSetId.ReleaseBuffer();
	if(SsmFaxSetID(n, str) == -1)
		WriteLog("Fail to call SsmFaxSetID");	
}


void CFax_Polling_VCDlg::OnChangeEditSetId() 
{
	// TODO: If this is a RICHEDIT control, the control will not
	// send this notification unless you override the CDialog::OnInitDialog()
	// function and call CRichEditCtrl().SetEventMask()
	// with the ENM_CHANGE flag ORed into the mask.
	
	// TODO: Add your control notification handler code here
	UpdateData(TRUE);
}


void CFax_Polling_VCDlg::OnDestroy() 
{
	CDialog::OnDestroy();
	
	// TODO: Add your message handler code here
	//Chinese: 卸载已经装载到内存的语音片段数据
	//English: unload speech data loaded in the memory
	SsmFreeIndexData(1);	
	SsmFreeIndexData(2);
	//close board drivers
	if(SsmCloseCti() == -1)	
		WriteLog("Failed to call SsmCloseCti");
}


//LRESULT CFax_Polling_VCDlg::WindowProc(UINT message, WPARAM wParam, LPARAM lParam) 
//{
	// TODO: Add your specialized code here and/or call the base class
/*
	int		nEventCode; //event ID
	int		nCh;		//channel ID
	int		nCheck;

	if(message > WM_USER)
	{
		nEventCode = message - WM_USER;
		if(nEventCode == E_SYS_TIMEOUT)
		{
			//Chinese: 根据定时器标识号辨别通道号
			//English: identify the channel number according to the flag 'timer'
			for(int i = 0; i < m_nTotalCh; i++)
			{
				if(wParam == (WPARAM)(m_TrkCh[i].nTimer))
				{
					nCh = i;
					break;
				}
			}
		}
		else
			nCh = wParam;
		nCheck = SsmGetChType(nCh);
		if(nCheck == -1)
		{
			WriteLog("Fail to call SsmGetChType");
		}
		else if(nCheck == FAX_CH || nCheck == SOFTFAX_CH)
		{
			FaxProc(nEventCode, nCh, lParam);
		}
		else
		{
			if(m_TrkCh[nCh].bEnCalled == TRUE)
			{
				TrunkProc(nEventCode, nCh, lParam);
			}
		}
		UpdateFaxChListCtrl();
		UpdateTrunkChListCtrl();
	}
	*/
//	return CDialog::WindowProc(message, wParam, lParam);
//}


void CFax_Polling_VCDlg::TrunkProc(UINT event, WPARAM wParam, LPARAM lParam)
{
	int nCh;
	int nChannel;
	char szRecFile[250];
	DWORD dwDtmf;
	DWORD dwToneAnalyze;
	int i;
	char temp[1];
	int nNewState;

	nCh = wParam;
	switch(event)
	{
	case E_CHG_ChState:
		{
			nNewState = (int)(lParam & 0xFFFF);	//new state
			if(nNewState == S_CALL_RINGING)		//ring detected
			{
				if(m_TrkCh[nCh].nStep == TRK_IDLE)
				{
					m_TrkCh[nCh].bUseful = TRUE;
					if(SsmPickup(nCh) == -1)	//pick up
						WriteLog("Fail to call SsmPickup");
					m_TrkCh[nCh].nCallFlag = 0;
	
					sprintf(szRecFile,"channel%d.pcm", nCh);
					if(m_TrkCh[nCh].bRecord)	
					{
						if(SsmRecToFile(nCh, szRecFile, -1, 0, -1, -1, 0) == -1)	//record
							WriteLog("Fail to call SsmRecToFile");
						//Chinese: 打开混音器开关
						//English: turn on record mixer
						if(SsmSetRecMixer(nCh, 1, 0) == -1)		
							WriteLog("Fail to call SsmSetRecMixer");
					}
			

					if(SsmGetCallerId(nCh, m_TrkCh[nCh].szCallerId) == -1)
						WriteLog("Fail to call SsmGetCallerId");
					CString str;
					m_SecondDlg.m_cmbFaxCh.GetWindowText(str);
					if(str == "None")
						nChannel = -1;
					else
						nChannel = atoi(str);
					if(nChannel != -1)
					{
						if(m_FaxCh[nChannel].nStep != FAX_IDLE || m_FaxCh[nChannel].bUseful == TRUE)
						{
							if((nChannel = FindAnIdleFaxCh()) == -1)
							{
								//Chinese: 无空闲传真通道
								//English: idle fax channel is unavailable
								Hangup(nCh);
								break;
							}	
						}
					}
					else			
					{	
						if((nChannel = FindAnIdleFaxCh()) == -1)
						{
							//Chinese: 无空闲传真通道
							//English: idle fax channel is unavailable
							Hangup(nCh);
							break;
						}
					}

					//Chinese: 有空闲传真通道
					//English: idle fax channel is available						
					m_FaxCh[nChannel].bUseful = TRUE;

					//Chinese: 提示传真收发
					//English: manual
					if(m_TrkCh[nCh].nAutoOrNot)
					{
						m_TrkCh[nCh].nStep = TRK_PLAY_VOC1;	
						m_TrkCh[nCh].nToFaxCh = nChannel;
						m_TrkCh[nCh].bLinked = TRUE;
						m_FaxCh[nChannel].nTrunkCh = nCh;
						//Chinese: 打开通道的抢拨开关
						//English: turn on 'DTMF_stop_play' switch
						if(SsmSetDtmfStopPlay(nCh, 1) == -1)			
							WriteLog("Fail to call SsmSetDtmfStopPlay");
						if(SsmPlayIndexString(nCh, "1") == -1)			//play voice 1
							WriteLog("Fail to call SsmPlayIndexString");
						if(SsmClearRxDtmfBuf(nCh) == -1)				//Clear buffer
							WriteLog("Fail to call SsmClearRxDtmfBuf");
						//Chinese: 开启定时器
						//English: turn on timer
						if((m_TrkCh[nCh].nTimer = SsmStartTimer(15000, 1)) == -1)
							WriteLog("Fail to call SsmStartTimer");
					}
					//Chinese: 自动收发
					//English: automatic
					else						
					{
						m_TrkCh[nCh].nToFaxCh = nChannel;
						m_TrkCh[nCh].bLinked = TRUE;
						m_FaxCh[nChannel].nDirection = C_RECEIVE_FAX;	//receive
						m_FaxCh[nChannel].nTrunkCh = nCh;
						m_TrkCh[nCh].nStep = TRK_FAXING;
						//Chinese: 建立传真通道与中继通道的总线连接
						//English: set up bus connection between fax and trunk channel
						if(SsmTalkWith(nCh, nChannel) == -1)			
							WriteLog("Fail to call SsmTalkWith");
						FaxProc(E_MSG_RCV_FAX, nChannel, nCh);
//						SendMessage(WM_USER+E_MSG_RCV_FAX, nChannel, nCh);
					}
				}
			}
			//Chinese: 远端挂机
			//English: remote hungup
			else if(nNewState == S_CALL_PENDING)	
			{
				if(m_TrkCh[nCh].nStep == TRK_PLAY_VOC1)
				{	
					//Chinese: 关闭定时器
					//English: turn off timer
					if(SsmStopTimer(m_TrkCh[nCh].nTimer) == -1)
						WriteLog("Fail to call SsmStopTimer");
					m_TrkCh[nCh].nTimer = -1;
					if(SsmStopPlayIndex(nCh) == -1)
						WriteLog("Fail to call SsmStopPlayIndex");
				}

				else if(m_TrkCh[nCh].nStep == TRK_PLAY_VOC2)
				{
					if(SsmStopPlayIndex(nCh) == -1)
						WriteLog("Fail to call SsmStopPlayIndex");
				}
				else if(m_TrkCh[nCh].nStep == TRK_FAXING)
				{
					//Chinese: 断开传真通道与中继通道的总线连接
					//English: tear down bus connection between fax and trunk channel
					if(SsmStopTalkWith(nCh, m_TrkCh[nCh].nToFaxCh) == -1)
						WriteLog("Fail to call SsmStopTalkWith");
					FaxProc(E_MSG_OFFLINE, m_TrkCh[nCh].nToFaxCh, NULL);
//					SendMessage(WM_USER+E_MSG_OFFLINE, m_TrkCh[nCh].nToFaxCh, NULL);
				}
				Hangup(nCh);
			}
		}
		break;
	//Chinese: 收到DTMF码之事件
	//English: event generated by the driver when DTMF is received
	case E_CHG_RcvDTMF:	
		{
			dwDtmf = lParam & 0xFFFF;	//the latest DTMF received
			*temp = (char)dwDtmf;
			m_TrkCh[nCh].szDtmf[m_TrkCh[nCh].nIndex++] = *temp;
			if(m_TrkCh[nCh].nIndex >= 99)
			{
				m_TrkCh[nCh].nIndex = 0;
			}
			m_TrkCh[nCh].szDtmf[m_TrkCh[nCh].nIndex] = 0;

			if((*temp) ==  '1' || (*temp) == '2')
			{
				if(m_TrkCh[nCh].nStep == TRK_PLAY_VOC1)
				{
					m_TrkCh[nCh].nFirstDtmf++;
					if(m_TrkCh[nCh].nFirstDtmf == 1)
					{
						*m_TrkCh[nCh].szDtmfChose = *temp;
						if(SsmPlayIndexString(nCh, "2") == -1)	//play voice 2
							WriteLog("Fail to call SsmPlayIndexString");
						if(SsmStopTimer(m_TrkCh[nCh].nTimer) == -1)
							WriteLog("Fail to call SsmStopTimer");
						m_TrkCh[nCh].nTimer = -1;
						m_TrkCh[nCh].nStep = TRK_PLAY_VOC2;
					}
				}
			}
		}
		break;
	//Chinese: 定时器超时事件
	//English: event generated by the driver when the timer is overtime
	case E_SYS_TIMEOUT:
		{
			if(SsmStopTimer(m_TrkCh[nCh].nTimer) == -1)
				WriteLog("Fail to call SsmStopTimer");
			m_TrkCh[nCh].nTimer = -1;
			Hangup(nCh);
		}
	//Chinese: 信号音分析结果变化事件
	//English: event generated by the driver when the result of tone analysis changes
	case E_CHG_ToneAnalyze:	
		{
			dwToneAnalyze = lParam & 0xFFFF;	//the result of tone analysis
			i = dwToneAnalyze;
			if(i == 7)	//F1 tone 
			{
				if(m_TrkCh[nCh].nStep == TRK_PLAY_VOC1
					|| m_TrkCh[nCh].nStep == TRK_PLAY_VOC2)
				{
					if(m_TrkCh[nCh].nStep == TRK_PLAY_VOC1)
					{
						if(SsmStopTimer(m_TrkCh[nCh].nTimer) == -1)
							WriteLog("Fail to call SsmStopTimer");
						m_TrkCh[nCh].nTimer = -1;
					}

					m_FaxCh[m_TrkCh[nCh].nToFaxCh].nDirection = C_RECEIVE_FAX;	//receive
					if(SsmStopPlayIndex(nCh) == -1)	//stop playing
						WriteLog("Fail to call SsmStopPlayIndex");
					if(SsmTalkWith(nCh, m_TrkCh[nCh].nToFaxCh) == -1)
						WriteLog("Fail to call SsmTalkWith");

					m_FaxCh[m_TrkCh[nCh].nToFaxCh].nAnswered = 1;
					m_TrkCh[nCh].nStep = TRK_FAXING;	
					FaxProc(E_MSG_RCV_FAX, m_TrkCh[nCh].nToFaxCh, nCh);
//					SendMessage(WM_USER+E_MSG_RCV_FAX, m_TrkCh[nCh].nToFaxCh, nCh);
				}
				else if(m_TrkCh[nCh].nStep == TRK_FAXING)
				{
					m_FaxCh[m_TrkCh[nCh].nToFaxCh].nAnswered = 1;
				}
			}
			else if(i == 8)	//F2 tone
			{
				if(m_TrkCh[nCh].nStep == TRK_PLAY_VOC1
					|| m_TrkCh[nCh].nStep == TRK_PLAY_VOC2)
				{
					if(m_TrkCh[nCh].nStep == TRK_PLAY_VOC1)
					{
						if(SsmStopTimer(m_TrkCh[nCh].nTimer) == -1)
							WriteLog("Fail to call SsmStopTimer");
						m_TrkCh[nCh].nTimer = -1;
					}

					m_FaxCh[nCh].nDirection = C_SEND_FAX;	//send
					if(SsmStopPlayIndex(i) == -1)	//stop playing
						WriteLog("Fail to call SsmStopPlayIndex");
					if(SsmTalkWith(i, nCh) == -1)	
						WriteLog("Fail to call SsmTalkWith");
				
					m_FaxCh[nCh].nAnswered = 1;
					m_TrkCh[i].nStep = TRK_FAXING;
					FaxProc(E_MSG_SEND_FAX, m_TrkCh[nCh].nToFaxCh, nCh);
//					SendMessage(WM_USER+E_MSG_SEND_FAX, m_TrkCh[nCh].nToFaxCh, nCh);
				}
				else if(m_TrkCh[nCh].nStep == TRK_FAXING)
				{
					m_FaxCh[m_TrkCh[nCh].nToFaxCh].nAnswered = 1;
				}
			}
		}
		break;
	//Chinese: 放音结束事件
	//English: event generated by the driver when the playing stops 
	case E_PROC_PlayEnd:	
		{
			if(m_TrkCh[nCh].nStep == TRK_PLAY_VOC2)