commsetupdlg.cpp

该程序演示了如何在windows平台下使用WindowsAPI函数来操作串口

// CommSetupDlg.cpp : implementation file
//

#include "stdafx.h"
#include "Terminator.h"
#include "CommSetupDlg.h"
#include"MainFrm.h"
#include"TerminatorDoc.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CCommSetupDlg dialog


CCommSetupDlg::CCommSetupDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CCommSetupDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CCommSetupDlg)
		// NOTE: the ClassWizard will add member initialization here
	//}}AFX_DATA_INIT
}


void CCommSetupDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CCommSetupDlg)
	DDX_Control(pDX, IDC_STOPBIT, m_StopBit);
	DDX_Control(pDX, IDC_PORT, m_Port);
	DDX_Control(pDX, IDC_PARITY, m_Parity);
	DDX_Control(pDX, IDC_BAUD, m_Baud);
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(CCommSetupDlg, CDialog)
	//{{AFX_MSG_MAP(CCommSetupDlg)
	ON_BN_CLICKED(IDC_DEFAULT, OnDefault)
	ON_CBN_SELENDOK(IDC_PORT, OnSelendokPort)
	ON_CBN_SELENDOK(IDC_PARITY, OnSelendokParity)
	ON_CBN_SELENDOK(IDC_BAUD, OnSelendokBaud)
	ON_CBN_SELENDOK(IDC_STOPBIT, OnSelendokStopbit)
	ON_BN_CLICKED(IDC_RADIO2, OnRTS)
	ON_BN_CLICKED(IDC_RADIO3, OnXON)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CCommSetupDlg message handlers

BOOL CCommSetupDlg::OnInitDialog() 
{
	CDialog::OnInitDialog();
	//初始化对话框中控件的值
	CMainFrame* pwnd=(CMainFrame*)AfxGetApp()->GetMainWnd();
	CTerminatorDoc* pDoc=(CTerminatorDoc*)pwnd->GetActiveDocument();
	//初始化时打开串口1
	m_Port.SetCurSel(pDoc->m_PortPos);
	//初始化时波特率设置为9600
	m_Baud.SetCurSel(pDoc->m_BaudPos);
	//初始化时没有奇偶校验
	//注：收，发双方的奇偶校验必须一致
	m_Parity.SetCurSel(pDoc->m_ParityPos);
	//1位停止位
	m_StopBit.SetCurSel(pDoc->m_StopBitPos);
	
	return TRUE;  // return TRUE unless you set the focus to a control
	              // EXCEPTION: OCX Property Pages should return FALSE
}






void CCommSetupDlg::OnDefault() 
{
	CMainFrame* pwnd=(CMainFrame*)AfxGetApp()->GetMainWnd();
	CTerminatorDoc* pDoc=(CTerminatorDoc*)pwnd->GetActiveDocument();
	pDoc->m_nFlowCtrl=0;
	
}

void CCommSetupDlg::OnSelendokPort() 
{

	CMainFrame* pwnd=(CMainFrame*)AfxGetApp()->GetMainWnd();
	CTerminatorDoc* pDoc=(CTerminatorDoc*)pwnd->GetActiveDocument();
	m_Port.GetWindowText(pDoc->m_sPort);
	//获得当前被选择的串口值
	pDoc->m_PortPos=m_Port.GetCurSel();
}

void CCommSetupDlg::OnSelendokParity() 
{
	CMainFrame* pwnd=(CMainFrame*)AfxGetApp()->GetMainWnd();
	CTerminatorDoc* pDoc=(CTerminatorDoc*)pwnd->GetActiveDocument();
	//获得当前被选择的奇偶校验值
	pDoc->m_nParity=m_Parity.GetCurSel();
	pDoc->m_ParityPos=m_Parity.GetCurSel();
	
}

void CCommSetupDlg::OnSelendokBaud() 
{
	CString str;
	CMainFrame* pwnd=(CMainFrame*)AfxGetApp()->GetMainWnd();
	CTerminatorDoc* pDoc=(CTerminatorDoc*)pwnd->GetActiveDocument();
	m_Baud.GetWindowText(str);
	//获得当前被选择的波特率
	pDoc->m_nBaud=atoi(str);
	pDoc->m_BaudPos=m_Baud.GetCurSel();
}

void CCommSetupDlg::OnSelendokStopbit() 
{
	CString str;
	CMainFrame* pwnd=(CMainFrame*)AfxGetApp()->GetMainWnd();
	CTerminatorDoc* pDoc=(CTerminatorDoc*)pwnd->GetActiveDocument();
//	m_StopBit.GetWindowText(str);
//	pDoc->m_nStopBit=atoi(str);
	//获得当前被选择的停止位
	pDoc->m_StopBitPos=m_StopBit.GetCurSel();
}

void CCommSetupDlg::OnRTS() 
{
	CMainFrame* pwnd=(CMainFrame*)AfxGetApp()->GetMainWnd();
	CTerminatorDoc* pDoc=(CTerminatorDoc*)pwnd->GetActiveDocument();
	pDoc->m_nFlowCtrl=1;	
}

void CCommSetupDlg::OnXON() 
{
	CMainFrame* pwnd=(CMainFrame*)AfxGetApp()->GetMainWnd();
	CTerminatorDoc* pDoc=(CTerminatorDoc*)pwnd->GetActiveDocument();
	pDoc->m_nFlowCtrl=2;	
}

void CCommSetupDlg::OnOK() 
{
	CString str;
	CMainFrame* pwnd=(CMainFrame*)AfxGetApp()->GetMainWnd();
	CTerminatorDoc* pDoc=(CTerminatorDoc*)pwnd->GetActiveDocument();
	pDoc->OpenConnection();
//	str.Format(_T("停止位：%d;奇偶校验位:%d;波特率:%d;"),pDoc->m_nStopBit,pDoc->m_nParity,pDoc->m_nBaud);
//	AfxMessageBox(str);
	CDialog::OnOK();
}