scommtestdlg.cpp

串口调试源码

// SCommTestDlg.cpp : implementation file
//

#include "stdafx.h"
#include "SCommTest.h"
#include "SCommTestDlg.h"
#include "resource.h"

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

//#define BKMAP 
//#define BKCOLOR 
//#define MSGBOX
/////////////////////////////////////////////////////////////////////////////
// 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 void OnContextMenu(CWnd*, CPoint point);
	//{{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)
	ON_WM_CONTEXTMENU()
	//{{AFX_MSG_MAP(CAboutDlg)
		// No message handlers
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CSCommTestDlg dialog

CSCommTestDlg::CSCommTestDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CSCommTestDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CSCommTestDlg)
	m_strRXData = _T("");
	m_strTXData = _T("");
	m_com = -1;
	m_data = -1;
	m_stop = -1;
	m_baud = -1;
	m_check = -1;
	m_time = _T("");
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
	//变量初始化
	m_com = 0;//默认为com1
	m_baud = "115200";
	m_data = "8";
	m_check = "n";//"None无";
	m_stop = "1";
	m_time = "1000";//默认发送时间间隔为1000ms
}

void CSCommTestDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CSCommTestDlg)
	DDX_Control(pDX, IDC_BUTTON_MANUALSEND, m_manualsend);
	DDX_Control(pDX, IDC_CHECK_HEXXMT, m_ctrlHexSend);
	DDX_Control(pDX, IDC_CHECK_AUTOSEND, m_autosend);
	DDX_Control(pDX, IDC_STATIC_ICON, m_ctrlIcon);
	DDX_Control(pDX, IDC_BUTTON_XMTCLS, m_xmt);
	DDX_Control(pDX, IDC_CHECK_HEXSEND, m_ctrlHexDisplay);
	DDX_Control(pDX, IDC_MSCOMM1, m_ctrlComm);
	DDX_Text(pDX, IDC_EDIT_RXDATA, m_strRXData);
	DDX_Text(pDX, IDC_EDIT_TXDATA, m_strTXData);
	DDX_CBIndex(pDX, IDC_COMBO_COM, m_com);
	DDX_CBString(pDX, IDC_COMBO_DATA, m_data);
	DDX_CBString(pDX, IDC_COMBO_STOP, m_stop);
	DDX_CBString(pDX, IDC_COMBO_BAUD, m_baud);
	DDX_CBString(pDX, IDC_COMBO_CHECK, m_check);
	DDX_Text(pDX, IDC_EDIT_TIME, m_time);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CSCommTestDlg, CDialog)
	//{{AFX_MSG_MAP(CSCommTestDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_BUTTON_MANUALSEND, OnButtonManualsend)
	ON_WM_TIMER()
	ON_BN_CLICKED(IDC_CHECK_AUTOSEND, OnCheckAutosend)
	ON_BN_CLICKED(IDC_BUTTON_XMTCLS, OnButtonXmtcls)
	ON_BN_CLICKED(IDC_BUTTON_RCVCLS, OnButtonRcvcls)
	ON_BN_CLICKED(IDC_BUTTON_CLOSE, OnButtonClose)
	ON_CBN_SELCHANGE(IDC_COMBO_BAUD, OnSelchangeComboBaud)
	ON_CBN_SELCHANGE(IDC_COMBO_CHECK, OnSelchangeComboCheck)
	ON_CBN_SELCHANGE(IDC_COMBO_COM, OnSelchangeComboCom)
	ON_CBN_SELCHANGE(IDC_COMBO_DATA, OnSelchangeComboData)
	ON_CBN_SELCHANGE(IDC_COMBO_STOP, OnSelchangeComboStop)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CSCommTestDlg message handlers

BOOL CSCommTestDlg::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
//	m_bAutoSend=FALSE;
	if(m_ctrlComm.GetPortOpen())
		m_ctrlComm.SetPortOpen(FALSE);
	m_ctrlComm.SetCommPort(1); //选择com1	
	if( !m_ctrlComm.GetPortOpen())
		m_ctrlComm.SetPortOpen(TRUE);//打开串口
	else
		AfxMessageBox("cannot open serial port");

	m_ctrlComm.SetSettings("9600,n,8,1"); //波特率9600，无校验，8个数据位，1个停止位 
	m_ctrlComm.SetInputMode(1); //1：表示以二进制方式检取数据
	m_ctrlComm.SetRThreshold(1); //参数1表示每当串口接收缓冲区中有多于或等于1个字符时将引发一个接收数据的OnComm事件
	m_ctrlComm.SetInputLen(0); //设置当前接收区数据长度为0
	m_ctrlComm.GetInput();//先预读缓冲区以清除残留数据

	return TRUE;  // return TRUE  unless you set the focus to a control
}

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

		SendMessage(WM_ICONERASEBKGND, (WPARAM) dc.GetSafeHdc(), 1);

		// 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
	{
		#ifdef BKCOLOR
        CRect rect;
        CPaintDC dc(this);
        GetClientRect(rect);
        dc.FillSolidRect(rect,RGB(192,192,192));  //设置为绿色背景
		#endif
		
		#ifdef BKMAP
		CRect r;
		GetClientRect(&r);

	    CPaintDC dc(this);
		CRect rect=CRect(0,0,r.Width()/5,r.Height()/3);
		//GetClientRect(&rect);
		CDC dcMem; 
		dcMem.CreateCompatibleDC(&dc); 

		CBitmap bmpBackground;
		bmpBackground.LoadBitmap(IDB_BITMAP1);

		BITMAP bitMap;
		bmpBackground.GetBitmap(&bitMap);

		CBitmap *pbmpOld=dcMem.SelectObject(&bmpBackground);
		dc.StretchBlt(0,0,rect.Width(),rect.Height(),&dcMem,0,0,bitMap.bmWidth,bitMap.bmHeight,SRCCOPY);
		#endif
		
		CDialog::OnPaint();
	}
}

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

void CAboutDlg::OnContextMenu(CWnd*, CPoint point)
{

	// CG: This block was added by the Pop-up Menu component
	{
		if (point.x == -1 && point.y == -1){
			//keystroke invocation
			CRect rect;
			GetClientRect(rect);
			ClientToScreen(rect);

			point = rect.TopLeft();
			point.Offset(5, 5);
		}

		CMenu menu;
		VERIFY(menu.LoadMenu(CG_IDR_POPUP_ABOUT_DLG));

		CMenu* pPopup = menu.GetSubMenu(0);
		ASSERT(pPopup != NULL);
		CWnd* pWndPopupOwner = this;

		while (pWndPopupOwner->GetStyle() & WS_CHILD)
			pWndPopupOwner = pWndPopupOwner->GetParent();

		pPopup->TrackPopupMenu(TPM_LEFTALIGN | TPM_RIGHTBUTTON, point.x, point.y,