gusucode.com > MSComm 控件的 Modem 通讯C#源码程序 > MSComm 控件的 Modem 通讯/modem_demo/modem_demo/modem_demoDlg.cpp
// modem_demoDlg.cpp : implementation file
//
#include "stdafx.h"
#include "modem_demo.h"
#include "modem_demoDlg.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif
/////////////////////////////////////////////////////////////////////////////
// CAboutDlg dialog used for App About
class CAboutDlg : public CDialog
{
public:
CAboutDlg();
// Dialog Data
//{{AFX_DATA(CAboutDlg)
enum { IDD = IDD_ABOUTBOX };
//}}AFX_DATA
// ClassWizard generated virtual function overrides
//{{AFX_VIRTUAL(CAboutDlg)
protected:
virtual void DoDataExchange(CDataExchange* pDX); // DDX/DDV support
//}}AFX_VIRTUAL
// Implementation
protected:
//{{AFX_MSG(CAboutDlg)
//}}AFX_MSG
DECLARE_MESSAGE_MAP()
};
CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD)
{
//{{AFX_DATA_INIT(CAboutDlg)
//}}AFX_DATA_INIT
}
void CAboutDlg::DoDataExchange(CDataExchange* pDX)
{
CDialog::DoDataExchange(pDX);
//{{AFX_DATA_MAP(CAboutDlg)
//}}AFX_DATA_MAP
}
BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)
//{{AFX_MSG_MAP(CAboutDlg)
// No message handlers
//}}AFX_MSG_MAP
END_MESSAGE_MAP()
/////////////////////////////////////////////////////////////////////////////
// CModem_demoDlg dialog
CModem_demoDlg::CModem_demoDlg(CWnd* pParent /*=NULL*/)
: CDialog(CModem_demoDlg::IDD, pParent)
{
//{{AFX_DATA_INIT(CModem_demoDlg)
m_PhoneNumber = _T("");
m_ReceiveData = _T("");
m_SendData = _T("");
//}}AFX_DATA_INIT
// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}
void CModem_demoDlg::DoDataExchange(CDataExchange* pDX)
{
CDialog::DoDataExchange(pDX);
//{{AFX_DATA_MAP(CModem_demoDlg)
DDX_Control(pDX, IDC_BUTTON_SENDDATA, m_Send);
DDX_Control(pDX, IDC_BUTTON_HANGUP, m_HangUp);
DDX_Control(pDX, IDC_BUTTON_DIAL, m_Dial);
DDX_Control(pDX, IDC_BUTTON_CLEAR, m_Clear);
DDX_Text(pDX, IDC_EDIT_NUMBER, m_PhoneNumber);
DDX_Text(pDX, IDC_EDIT_RCVDATA, m_ReceiveData);
DDX_Text(pDX, IDC_EDIT_SENDDATA, m_SendData);
DDX_Control(pDX, IDC_MSCOMM, m_comm);
//}}AFX_DATA_MAP
}
BEGIN_MESSAGE_MAP(CModem_demoDlg, CDialog)
//{{AFX_MSG_MAP(CModem_demoDlg)
ON_WM_SYSCOMMAND()
ON_WM_PAINT()
ON_WM_QUERYDRAGICON()
ON_BN_CLICKED(IDC_BUTTON_DIAL, OnDial)
ON_BN_CLICKED(IDC_BUTTON_HANGUP, OnHangup)
ON_BN_CLICKED(IDC_BUTTON_SENDDATA, OnSenddata)
ON_BN_CLICKED(IDC_BUTTON_CLEAR, OnClear)
ON_WM_TIMER()
//}}AFX_MSG_MAP
END_MESSAGE_MAP()
BEGIN_EVENTSINK_MAP(CModem_demoDlg, CDialog)
//{{AFX_EVENTSINK_MAP(CModem_demoDlg)
ON_EVENT(CModem_demoDlg, IDC_MSCOMM, 1 /* OnComm */, OnComm, VTS_NONE)
//}}AFX_EVENTSINK_MAP
END_EVENTSINK_MAP()
/////////////////////////////////////////////////////////////////////////////
// CModem_demoDlg message handlers
BOOL CModem_demoDlg::OnInitDialog()
{
CDialog::OnInitDialog();
// Add "About..." menu item to system menu.
// IDM_ABOUTBOX must be in the system command range.
ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX);
ASSERT(IDM_ABOUTBOX < 0xF000);
CMenu* pSysMenu = GetSystemMenu(FALSE);
if (pSysMenu != NULL)
{
CString strAboutMenu;
strAboutMenu.LoadString(IDS_ABOUTBOX);
if (!strAboutMenu.IsEmpty())
{
pSysMenu->AppendMenu(MF_SEPARATOR);
pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu);
}
}
// 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
// TODO: Add extra initialization here
if(m_comm.GetPortOpen())
{
m_comm.SetPortOpen(FALSE);//设置串口配置信息前先要关闭串口
}
m_comm.SetCommPort(1);//Com1串行口
m_comm.SetSettings("9600,n,8,1");//设置波特率为9600bps，无奇偶校验位，数据位8位，停止位1位
m_comm.SetInputMode(1);//设置数据通讯格式为二进制数组格式
m_comm.SetRThreshold(1);//设置为每次接到一个字节数据就触发OnComm事件
if(!m_comm.GetPortOpen())
{
m_comm.SetPortOpen(TRUE);
}
m_comm.GetInput();//清除串口输入缓冲区中残留数据
m_SendData="ATZ\r\n";//调制解调器初始化
m_comm.SetOutput(COleVariant(m_SendData));
m_ConnectOk=FALSE;
GetDlgItem(IDC_BUTTON_DIAL)->EnableWindow(FALSE);
GetDlgItem(IDC_BUTTON_SENDDATA)->EnableWindow(FALSE);
GetDlgItem(IDC_BUTTON_HANGUP)->EnableWindow(FALSE);
SetTimer(1,3000,NULL);
return TRUE; // return TRUE unless you set the focus to a control
}
void CModem_demoDlg::OnSysCommand(UINT nID, LPARAM lParam)
{
if ((nID & 0xFFF0) == IDM_ABOUTBOX)
{
CAboutDlg dlgAbout;
dlgAbout.DoModal();
}
else
{
CDialog::OnSysCommand(nID, lParam);
}
}
// 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 CModem_demoDlg::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();
}
}
// The system calls this to obtain the cursor to display while the user drags
// the minimized window.
HCURSOR CModem_demoDlg::OnQueryDragIcon()
{
return (HCURSOR) m_hIcon;
}
void CModem_demoDlg::OnDial()
{
// TODO: Add your control notification handler code here
stop=!stop;
if(!stop)
{
m_Dial.SetWindowText("停止拨号");
m_SendData="ATDT"+m_PhoneNumber+"\r\n"; //拨号
m_comm.SetOutput(COleVariant(m_SendData));
m_Dial.SetWindowText("停止拨号");
SetTimer(2,40000,NULL);
}
else
{
m_SendData="ATH0\r\n"; //挂机
m_comm.SetOutput(COleVariant(m_SendData));
m_Dial.SetWindowText("重新拨号");
}
}
void CModem_demoDlg::OnHangup()
{
// TODO: Add your control notification handler code here
m_SendData="+++"; //挂机
m_comm.SetOutput(COleVariant(m_SendData));
Sleep(3000);
m_SendData="ATH0\r\n"; //挂机
m_comm.SetOutput(COleVariant(m_SendData));
m_Dial.EnableWindow(true);
open=true;
m_ConnectOk=false;
m_Dial.SetWindowText("重新拨号");
}
void CModem_demoDlg::OnSenddata()
{
// TODO: Add your control notification handler code here
if(!m_ConnectOk)
{
MessageBox("请先拨号,建立连接!","消息",MB_ICONINFORMATION);
}
else
{
UpdateData(FALSE);
m_comm.SetOutput(COleVariant(m_SendData));
}
}
void CModem_demoDlg::OnClear()
{
// TODO: Add your control notification handler code here
UpdateData(TRUE);
if(!(m_SendData.GetLength()||m_ReceiveData.GetLength()))
{
MessageBox("数据区为空!","消息",MB_ICONINFORMATION);
return;
}
m_SendData.Empty();
m_ReceiveData.Empty();
UpdateData(FALSE);
}
void CModem_demoDlg::OnComm()
{
// TODO: Add your control notification handler code here
Sleep(500); //确保接收数据的完整性(500ms)
VARIANT m_input;
char *str,*str1;
int k,nEvent,i,len,m;
CString str2;
m_ReceiveData="";
nEvent=m_comm.GetCommEvent();
switch(nEvent)
{
case 2:
k=m_comm.GetInBufferCount(); //接收缓冲区的字符数目
if(k>0)
{
m_input=m_comm.GetInput();
str=(char*)(unsigned char*)m_input.parray->pvData;
}
i=0;
str1=str;
while(i<k)
{
i++;
str1++;
}
*str1='\0';
str2=(const char*)str; //清除字符串中的不必要字符
m_ReceiveData=(const char *)str;
len=str2.GetLength();
for(m=0;m<len;m++)
{
//if(isalnum(str2[m])) //字母或数字
if(isprint(str2[m])) //可打印字符，不包括空格
//if(!ispunct(str2[m]))
m_ReceiveData+=str2[m];
}
if(strcmp(m_ReceiveData,"CONNECT 2400")==0)
{
MessageBox("连接成功,可以发送数据!","消息",MB_ICONINFORMATION);
m_ConnectOk=TRUE;
GetDlgItem(IDC_BUTTON_DIAL)->EnableWindow(FALSE);
GetDlgItem(IDC_BUTTON_SENDDATA)->EnableWindow(TRUE);
GetDlgItem(IDC_BUTTON_HANGUP)->EnableWindow(TRUE);
}
else if(strcmp(m_ReceiveData,"OK")==0)
{
if(!m_ConnectOk)
{
KillTimer(1);
MessageBox("调制解调器初始化成功!","消息",MB_ICONINFORMATION);
GetDlgItem(IDC_BUTTON_DIAL)->EnableWindow(TRUE);
return;
}
else
{
m_SendData="ATH0\r\n"; //挂机
m_comm.SetOutput(COleVariant(m_SendData));
open=true;
m_Dial.SetWindowText("重新拨号");
m_Dial.EnableWindow(true);
m_ConnectOk=FALSE;
MessageBox("连接超时，请检查网络!","消息",MB_ICONINFORMATION);
return;
}
}
else if(strcmp(m_ReceiveData,"BUSY")==0)
{
MessageBox("线路忙,请稍候再拨!","消息",MB_ICONINFORMATION);
m_Dial.EnableWindow(true);
open=true;
m_Dial.SetWindowText("重新拨号");
return;
}
else if(strcmp(m_ReceiveData,"NO DIALTONE")==0)
{
MessageBox("无拨号音或未连接电\n话线,请检查设备!","消息",MB_ICONINFORMATION);
m_Dial.EnableWindow(true);
open=true;
m_Dial.SetWindowText("重新拨号");
return;
}
else if(strcmp(m_ReceiveData,"NO CARRIER")==0)
{
MessageBox("对方无响应,请检查\n后重新连接!","消息",MB_ICONINFORMATION);
m_Dial.EnableWindow(true);
open=true;
m_ConnectOk=FALSE;
m_Dial.SetWindowText("重新拨号");
return;
}
else if(strcmp(m_ReceiveData,"ERROR")==0) //ATZ指令不兼容
{
m_SendData="AT&FE0\r";
m_comm.SetOutput(COleVariant(m_SendData));
return;
}
UpdateData(FALSE);
break;
case 3: //CTS线状态发生变化
break;
case 4: //DSR线状态发生变化
break;
case 5: //CD线状态发生变化
break;
case 6: //Ring Indicator发生变化
break;
}
}
void CModem_demoDlg::OnTimer(UINT nIDEvent)
{
// TODO: Add your message handler code here and/or call default
switch(nIDEvent)
{
case 1:
KillTimer(1);
MessageBox("没找到设备,请检查调制解调器\n通讯电缆是否与COM1口连接或\n电源是否打开!","消息",MB_ICONINFORMATION);
exit(0);
break;
case 2:
KillTimer(2);
MessageBox("线路故障,请复位调制解调器电\n源并重新连接!","消息",MB_ICONINFORMATION);
open=true;
m_Dial.SetWindowText("重新拨号");
m_Dial.EnableWindow(true);
}
CDialog::OnTimer(nIDEvent);
}
void CModem_demoDlg::OnOK()
{
// TODO: Add extra validation here
int nAnswer;
if(m_ConnectOk)
{
nAnswer=MessageBox("设备处于连接状态,确认\n要断开吗?","退出",MB_YESNO|MB_ICONQUESTION);
switch(nAnswer)
{
case IDYES:
m_SendData="+++"; //挂机
m_comm.SetOutput(COleVariant(m_SendData));
//m_hangup=TRUE;
Sleep(2000);
m_SendData="ATH0\r\n"; //挂机
m_comm.SetOutput(COleVariant(m_SendData));
break;
case IDNO: return;break;
}
}
if(m_comm.GetPortOpen())
m_comm.SetPortOpen(false);
CDialog::OnOK();
OnClose();
}