rs232dlg.cpp

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// RS232Dlg.cpp : implementation file
//

#include "stdafx.h"
#include "RS232.h"
#include "RS232Dlg.h"
#include "FileOpenSave.h"
#include "FontSetWindows.h"

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

/////////////////////////////////////////////////////////////////////////////
// CAboutDlg dialog used for App About
HANDLE hCom;
CString FileName,Buf;
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()

/////////////////////////////////////////////////////////////////////////////
// CRS232Dlg dialog

CRS232Dlg::CRS232Dlg(CWnd* pParent /*=NULL*/)
	: CDialog(CRS232Dlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CRS232Dlg)
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CRS232Dlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CRS232Dlg)
	DDX_Control(pDX, IDC_OPENCOM, m_capilot);
	DDX_Control(pDX, IDC_VALUE, m_Value);
	DDX_Control(pDX, IDC_COMNUM, m_ComNum);
	DDX_Control(pDX, IDC_EDITDATA, m_disp);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CRS232Dlg, CDialog)
	//{{AFX_MSG_MAP(CRS232Dlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_EDIT, OnEdit)
	ON_COMMAND(ID_MENUIEXIT, OnMenuiexit)
	ON_BN_CLICKED(IDC_SERVAL, OnServal)
	ON_COMMAND(ID_MENUABOUT, OnMenuabout)
	ON_BN_CLICKED(IDC_CLEAR, OnClear)
	ON_COMMAND(ID_MENUOPEN, OnMenuopen)
	ON_BN_CLICKED(IDC_OPENCOM, OnOpencom)
	ON_WM_CLOSE()
	ON_COMMAND(ID_MENUASSAVE, OnMenuassave)
	ON_COMMAND(ID_MENUSAVE, OnMenusave)
	ON_COMMAND(ID_MENUFONTSET, OnMenufontset)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CRS232Dlg message handlers

BOOL CRS232Dlg::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_ComNum.AddString("COM1");
	m_ComNum.AddString("COM2");
	m_ComNum.AddString("COM3");
	m_ComNum.AddString("COM4");
	m_Value.AddString(" 9600");
	m_Value.AddString("19200");
	m_Value.AddString("38400");
	m_Value.AddString("57600");
	m_ComNum.SetCurSel(0);
	m_Value.SetCurSel(0);
	return TRUE;  // return TRUE  unless you set the focus to a control
}

void CRS232Dlg::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 CRS232Dlg::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 CRS232Dlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

void CRS232Dlg::OnEdit() 
{
	OnClose();
}

void CRS232Dlg::OnMenuiexit() 
{
	OnClose();	
}

void CRS232Dlg::OnServal() 
{
	CString s1;
	unsigned int length;
	CEdit* pEdit=(CEdit*)GetDlgItem(IDC_EDITDATA);//GET TEXT 
	pEdit->GetWindowText(s1);
	length=pEdit->GetWindowTextLength();
	DWORD dwBytesWrite=length;
	COMSTAT ComStat;
	DWORD dwErrorFlags;
	BOOL bWriteStat;
	ClearCommError(hCom,&dwErrorFlags,&ComStat);
	bWriteStat=WriteFile(hCom,s1,dwBytesWrite,&dwBytesWrite,NULL);
	if(!bWriteStat)
	{
		AfxMessageBox("写串口失败!");
	}
}

void CRS232Dlg::OnMenuabout() 
{
	CAboutDlg dlg;
	dlg.DoModal();
}

void CRS232Dlg::OnClear() 
{
	m_disp.SetText("");
}

void CRS232Dlg::OnMenuopen() 
{
	CFileOpenSave OFile(TRUE,"*.TXT","*.TXT");
	if(OFile.DoModal()==IDOK)
	{
		CFile file;
		UINT FileSize;
		FileName=OFile.GetPathName();
		VERIFY(file.Open(FileName,CFile::modeRead));
		FileSize=file.GetLength();
		file.Read(Buf.GetBuffer(FileSize),FileSize);
		m_disp.SetText(Buf);
		file.Close();
	}
}

BOOL CRS232Dlg::COMOPEN()
{
	ComboNum=m_ComNum.GetCurSel();
	if(ComboNum==0)COMNUM="COM1";
	if(ComboNum==1)COMNUM="COM2";
	if(ComboNum==2)COMNUM="COM3";
	if(ComboNum==3)COMNUM="COM4";
	ComboNum=m_Value.GetCurSel();
	if(ComboNum==0)COMVALUE=9600;
	if(ComboNum==1)COMVALUE=19200;
	if(ComboNum==2)COMVALUE=38400;
	if(ComboNum==3)COMVALUE=57600;
	hCom=CreateFile(COMNUM,GENERIC_READ|GENERIC_WRITE,0,NULL,OPEN_EXISTING,0,NULL);
	if(hCom==(HANDLE)-1)
	{
		MessageBox("打开串口失败!","错误!",MB_ICONERROR);
		return FALSE;
	}
	SetupComm(hCom,100,100);
	COMMTIMEOUTS TimeOuts;
	TimeOuts.ReadIntervalTimeout=MAXDWORD;
	TimeOuts.ReadTotalTimeoutMultiplier=0;
	TimeOuts.ReadTotalTimeoutConstant=0;
	TimeOuts.WriteTotalTimeoutMultiplier=100;
	TimeOuts.WriteTotalTimeoutConstant=500;
	SetCommTimeouts(hCom,&TimeOuts);
	DCB dcb;
	GetCommState(hCom,&dcb);
	dcb.BaudRate=COMVALUE;
	dcb.ByteSize=8;
	dcb.Parity=NOPARITY;
	dcb.StopBits=TWOSTOPBITS;
	SetCommState(hCom,&dcb);
	PurgeComm(hCom,PURGE_TXCLEAR|PURGE_RXCLEAR);

}
BOOL CRS232Dlg::COMCLOSE()
{
	CloseHandle(hCom);
	return TRUE;
}



void CRS232Dlg::OnOpencom() 
{
	if(ButtonState==FALSE)
	{
		if(COMOPEN()==TRUE)
		m_capilot.SetWindowText("关闭串口(&L)");
	}
	else 
	{
		COMCLOSE();
		m_capilot.SetWindowText("打开串口(&O)");
	}
	if(ButtonState==FALSE)ButtonState=TRUE;
	else ButtonState=FALSE;
}


void CRS232Dlg::OnClose() 
{
	if(MessageBox("真的要退出吗","提示",MB_ICONINFORMATION|MB_OKCANCEL|MB_DEFBUTTON2)!=IDCANCEL)
	{
		COMCLOSE();
		CDialog::OnOK();
	}

}

void CRS232Dlg::OnMenuassave() 
{
	CFileOpenSave OFile(FALSE,"*.TXT","*.TXT",2);
	if(OFile.DoModal()==IDOK)
	{
		UINT FileSize;
		CFile file;
		CEdit* pEdit=(CEdit*)GetDlgItem(IDC_EDITDATA);
		pEdit->GetWindowText(Buf);
		FileName=OFile.GetPathName();
		VERIFY(file.Open(FileName,CFile::modeCreate|CFile::modeWrite));
		FileSize=Buf.GetLength();
		file.Write(Buf.GetBuffer(FileSize),FileSize);
		file.Close();
	}	
}

void CRS232Dlg::OnMenusave() 
{
	UINT FileSize;
	if(FileName=="")OnMenuassave();
	else
	{
		CEdit* pEdit=(CEdit*)GetDlgItem(IDC_EDITDATA);
		pEdit->GetWindowText(Buf);
		CFile file(FileName,CFile::modeCreate|CFile::modeReadWrite);
		FileSize=Buf.GetLength();
		file.Write(Buf.GetBuffer(FileSize),FileSize);
		file.Close();
	}
}

void CRS232Dlg::OnMenufontset() 
{
	CFontSetWindows FontSet;
	if(FontSet.DoModal()==IDOK)
	{
		LOGFONT lf;
		COLORREF FontColor;
		CFont fontText;
		FontSet.GetCurrentFont(&lf);
		fontText.CreateFont(lf.lfHeight,lf.lfWidth,lf.lfEscapement,lf.lfOrientation,lf.lfWeight,lf.lfItalic,lf.lfUnderline,lf.lfStrikeOut,lf.lfCharSet,lf.lfOutPrecision,lf.lfOutPrecision,lf.lfQuality,lf.lfPitchAndFamily,lf.lfFaceName);
		m_disp.SetFont(&fontText);
		FontColor=FontSet.GetColor();
	}
}