chuankoutestdlg.cpp

一个串口收发文件的程序源码

// ChuankouTestDlg.cpp : implementation file
//

#include "stdafx.h"
#include "ChuankouTest.h"
#include "ChuankouTestDlg.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()

/////////////////////////////////////////////////////////////////////////////
// CChuankouTestDlg dialog

CChuankouTestDlg::CChuankouTestDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CChuankouTestDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CChuankouTestDlg)
	m_strFileSavePath = _T("");
	m_strReceiveMsg = _T("");
	m_strSendFilePath = _T("");
	m_strSendMsg = _T("");
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);


	m_bSendFile = FALSE;
	m_bOpenPort = FALSE;
	m_strFileSavePath = "C:\\COMDATA";
	m_nFileLength = 0;

}

void CChuankouTestDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CChuankouTestDlg)
	DDX_Control(pDX, IDC_STATIC_TXCOUNT, m_ctrlTxcount);
	DDX_Control(pDX, IDC_EDIT_SENDMSG, m_ctrlEditSendMsg);
	DDX_Control(pDX, IDC_COMBO_PORTSELECT, m_Com);
	DDX_Control(pDX, IDC_BUTTON_CLOSE, m_ctrlClose);
	DDX_Control(pDX, IDC_BUTTON_OPENPORT, m_ctrlOpenPort);
	DDX_Control(pDX, IDC_BUTTON_SEND, m_ctrlManualSend);
	DDX_Control(pDX, IDC_BUTTON_SENDFILE, m_ctrlSendFile);
	DDX_Control(pDX, IDC_EDIT_SENDFILEBROWER, m_ctrlEditSendFilePath);
	DDX_Control(pDX, IDC_EDIT_RECEIVEMSG, m_ctrlEditReceiveMsg);
	DDX_Control(pDX, IDC_EDIT_FILESAVEPATH, m_ctrlEditFileSavePath);
	DDX_Control(pDX, IDC_STATIC_RXCOUT, m_ctrlRxcount);
	DDX_Control(pDX, IDC_STATIC_STATUS, m_ctrlPortStatus);
	DDX_Text(pDX, IDC_EDIT_FILESAVEPATH, m_strFileSavePath);
	DDX_Text(pDX, IDC_EDIT_RECEIVEMSG, m_strReceiveMsg);
	DDX_Text(pDX, IDC_EDIT_SENDFILEBROWER, m_strSendFilePath);
	DDX_Text(pDX, IDC_EDIT_SENDMSG, m_strSendMsg);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CChuankouTestDlg, CDialog)
	//{{AFX_MSG_MAP(CChuankouTestDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_WM_TIMER()
	ON_MESSAGE(WM_COMM_RXCHAR,OnCommunication)
	ON_CBN_EDITCHANGE(IDC_COMBO_PORTSELECT, OnEditchangeComboPortselect)
	ON_MESSAGE(WM_COMM_TXEMPTY_DETECTED,OnFileSendingEnded)
	ON_BN_CLICKED(IDC_BUTTON_OPENPORT, OnButtonOpenport)
	ON_BN_CLICKED(IDC_BUTTON_CLOSEPORT, OnButtonCloseport)
	ON_BN_CLICKED(IDC_BUTTON_CLEAR, OnButtonClear)
	ON_BN_CLICKED(IDC_BUTTON_SEND, OnButtonSend)
	ON_BN_CLICKED(IDC_BUTTON_FILESELECT, OnButtonFileselect)
	ON_BN_CLICKED(IDC_BUTTON_SENDFILE, OnButtonSendfile)
	ON_BN_CLICKED(IDC_BUTTON_DIRFILEBROWER, OnButtonDirfilebrower)
	ON_BN_CLICKED(IDC_BUTTON_FILESAVE, OnButtonFilesave)
	ON_BN_CLICKED(IDC_BUTTON_CLOSE, OnButtonClose)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CChuankouTestDlg message handlers

BOOL CChuankouTestDlg::OnInitDialog()
{
	BOOL b = 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_Com.SetCurSel(0);
	m_nCom = 1;


	if (m_Port.InitPort(this,m_nCom, 9600,'N',8,1, EV_RXFLAG | EV_RXCHAR,512))
	{
		m_Port.StartMonitoring();
	}
	else
	{
		AfxMessageBox("没有发现该串口");
	}
	
		UpdateData(FALSE);
	return b;  // return TRUE  unless you set the focus to a control
}

void CChuankouTestDlg::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 CChuankouTestDlg::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 CChuankouTestDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}



LONG CChuankouTestDlg::OnCommunication(WPARAM ch,LPARAM port)
{
	long rxdatacount=0;

	if (port <= 0 || port > 4)
		return -1;
	rxdatacount++;   //接收的字节计数
	CString strTemp;
	strTemp.Format("%ld",rxdatacount);
	strTemp="RX:"+strTemp;
	m_ctrlRxcount.SetWindowText(strTemp); 
	return 0;

}

void CChuankouTestDlg::OnEditchangeComboPortselect() 
{
	// TODO: Add your control notification handler code here
	if(m_Port.m_hComm!=NULL)
	{
		m_Port.ClosePort();
	}

	m_nCom=m_Com.GetCurSel()+1;
	if (m_Port.InitPort(this,m_nCom, 9600,'N',8,1, EV_RXFLAG | EV_RXCHAR,512))
	{
		m_Port.StartMonitoring();
		if(!m_bOpenPort)
		{
			m_Port.StartMonitoring();
		}
		
	}
	else
	{
		AfxMessageBox("没有发现此串口或被占用");
	}

	
}

void CChuankouTestDlg::OnButtonOpenport() 
{
	// TODO: Add your control notification handler code here
	m_nCom = m_Com.GetCurSel() + 1;
	if(m_Port.InitPort(this,m_nCom, 9600,'N',8,1, EV_RXFLAG | EV_RXCHAR,512))
	{
		m_Port.StartMonitoring();
		m_bOpenPort = TRUE;
	}
	else
	{
		AfxMessageBox("没有发现此串口或被占用");
        m_bOpenPort = FALSE;
	}
	GetDlgItem(IDC_BUTTON_OPENPORT)->EnableWindow(!m_bOpenPort);
	GetDlgItem(IDC_BUTTON_CLOSEPORT)->EnableWindow(m_bOpenPort);
}

void CChuankouTestDlg::OnButtonCloseport() 
{
	// TODO: Add your control notification handler code here
	m_Port.ClosePort();
	m_bOpenPort = FALSE;
	GetDlgItem(IDC_BUTTON_OPENPORT)->EnableWindow(!m_bOpenPort);
	GetDlgItem(IDC_BUTTON_CLOSEPORT)->EnableWindow(m_bOpenPort);

}

void CChuankouTestDlg::OnButtonClear() 
{
	// TODO: Add your control notification handler code here
	m_strReceiveMsg.Empty();
	UpdateData(FALSE);
	
}

void CChuankouTestDlg::OnButtonSend() 
{
	// TODO: Add your control notification handler code here
	if(m_Port.m_hComm==NULL)
	{
	
		AfxMessageBox("串口没有打开，请打开串口");
		return;
	}
	else
	{
		UpdateData(TRUE);

		m_Port.WriteToPort((LPCSTR)m_strSendMsg);
	}
}

void CChuankouTestDlg::OnButtonFileselect() 
{
	// TODO: Add your control notification handler code here
	LPCSTR lpszPath = "c:\\comdata";
	SetCurrentDirectory(lpszPath);
	static char BASED_CODE szFilter[] = "文本文件(*.txt) | *.txt | 所有文件(*.*) | *.*||";

	CFileDialog FileDlg (TRUE,NULL,NULL,OFN_HIDEREADONLY | OFN_OVERWRITEPROMPT,szFilter);
	FileDlg.m_ofn.lpstrInitialDir = lpszPath;
	if(FileDlg.DoModal() == IDOK)
	{
		CString strFileName = FileDlg.GetFileName();
		CString strFileExt = FileDlg.GetFileExt();
		CString lpstrName = FileDlg.GetPathName();
		m_strSendFilePath = lpstrName;
		UpdateData(FALSE);
	}

}


void CChuankouTestDlg::OnButtonSendfile() 
{
	// TODO: Add your control notification handler code here
	CFile fp;
	if(fp.Open((LPCSTR)m_strSendFilePath,CFile::modeRead) == NULL)
	{
		AfxMessageBox("Open file failes!");
		return;
	}
	fp.SeekToEnd();
	unsigned long fplength = fp.GetLength();
	m_nFileLength = fplength;
	char *fpBuff;
	fpBuff = new char[fplength];
	fp.SeekToBegin();
	if(fp.Read(fpBuff,fplength)<1)
	{
		fp.Close();
		return;
	}
	fp.Close();



	m_nCom=m_Com.GetCurSel()+1;
	if (m_Port.InitPort(this,m_nCom, 9600,'N',8,1, EV_RXFLAG | EV_RXCHAR,512))
	{
		m_Port.StartMonitoring();
		if(!m_bOpenPort)
		{
			m_Port.StartMonitoring();
			m_bOpenPort = TRUE;
			m_Port.WriteToPort((LPCSTR)fpBuff,fplength);
		}
		
	}
	else
	{
		AfxMessageBox("没有发现此串口或被占用");
	}
	 delete fpBuff;
}

void CChuankouTestDlg::OnButtonDirfilebrower() 
{
	// TODO: Add your control notification handler code here
	static char displayname[MAX_PATH];
	static char path[MAX_PATH];
    LPITEMIDLIST pidlBrowse;    // PIDL selected by user 
	BROWSEINFO bi;
	bi.hwndOwner = this->m_hWnd;
	bi.pidlRoot = NULL;
	bi.pszDisplayName = displayname;
	bi.lpszTitle = "请选择要保存接收数据的文件夹";
	bi.ulFlags = BIF_EDITBOX ;
	bi.lpfn = NULL;
	pidlBrowse=SHBrowseForFolder( &bi);
	if(pidlBrowse!=NULL)
	{
		SHGetPathFromIDList(pidlBrowse,path);
	}
	CString str=path;  //得到路径
	if(str.IsEmpty()) return;  //如果没有选择，就返回
	m_strFileSavePath=str;	//接收路径编辑框对应变量
	UpdateData(FALSE);
	
}

void CChuankouTestDlg::OnButtonFilesave() 
{
	// TODO: Add your control notification handler code here
	UpdateData(TRUE);

	int nLength;
	nLength = m_strFileSavePath.GetLength();

	for(int nCount = 0;nCount<nLength;nCount++)
	{
		if(m_strFileSavePath.GetAt(nCount) == '\\')
			CreateDirectory(m_strFileSavePath.Left(nCount+1),NULL);
	}
	CreateDirectory(m_strFileSavePath,NULL);


	CFile m_rFile;
	LPCSTR lpszPath = m_strFileSavePath;
	SetCurrentDirectory(lpszPath);

	CString filename;
	filename = "rec.txt";
	if(m_rFile.Open(filename,CFile::modeCreate | CFile::modeWrite ) == NULL)
	{
		AfxMessageBox("create file failed!");
	}
	m_rFile.Write((LPCSTR)m_strReceiveMsg,m_strReceiveMsg.GetLength());
	m_rFile.Flush();
	m_rFile.Close();



	CString str;
	str = "OK,";
	str += filename;
	str += " saved";
	m_ctrlEditFileSavePath.SetWindowText(str);
	SetTimer(1,5000,NULL);
}

void CChuankouTestDlg::OnButtonClose() 
{
	// TODO: Add your control notification handler code here
	CDialog::OnOK();
	
}

LONG CChuankouTestDlg::OnFileSendingEnded(WPARAM wPARAM,LPARAM port)
{
	if(m_bSendFile)
	{
		m_ctrlEditSendFilePath.SetWindowText("发送完毕");
		long TX_count=0;
		TX_count+=m_nFileLength;
		SetTimer(2,3000,NULL);
		CString strTemp;
		strTemp.Format("TX:%d",TX_count);
		m_ctrlTxcount.SetWindowText(strTemp);
		m_bSendFile=FALSE;
	}
	return 0;

}

void CChuankouTestDlg::OnTimer(UINT nIDEVENT)
{
	switch(nIDEVENT)
	{
	case 1:
		m_ctrlEditFileSavePath.SetWindowText(m_strFileSavePath);
		KillTimer(1);
		break;
	case 2:
		m_ctrlSendFile.EnableWindow(TRUE);
		//m_strSendFilePath = m_strTempSendFilePath;
		m_ctrlEditSendFilePath.SetWindowText(m_strSendFilePath);
		KillTimer(2);
		break;
	default:
		break;
	}



}