www.pudn.com > pc_pc.zip > pc_pcDlg.cpp, change:2016-06-30,size:7706b


// pc_pcDlg.cpp : implementation file 
// 
 
#include "stdafx.h" 
#include "pc_pc.h" 
#include "pc_pcDlg.h" 
 
#ifdef _DEBUG 
#define new DEBUG_NEW 
#undef THIS_FILE 
static char THIS_FILE[] = __FILE__; 
#endif 
 
///////////////////////////////////////////////////////////////////////////// 
// CAboutDlg dialog used for App About 
 
CString strDirFile;//保存文件路径的变量 
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() 
 
///////////////////////////////////////////////////////////////////////////// 
// CPc_pcDlg dialog 
 
CPc_pcDlg::CPc_pcDlg(CWnd* pParent /*=NULL*/) 
	: CDialog(CPc_pcDlg::IDD, pParent) 
{ 
	//{{AFX_DATA_INIT(CPc_pcDlg) 
	m_strReceive = _T(""); 
	m_strSend = _T(""); 
	//}}AFX_DATA_INIT 
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32 
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME); 
} 
 
void CPc_pcDlg::DoDataExchange(CDataExchange* pDX) 
{ 
	CDialog::DoDataExchange(pDX); 
	//{{AFX_DATA_MAP(CPc_pcDlg) 
	DDX_Control(pDX, IDC_send, m_ctrlSend); 
	DDX_Text(pDX, IDC_receive, m_strReceive); 
	DDX_Text(pDX, IDC_send, m_strSend); 
	DDX_Control(pDX, IDC_MSCOMM1, m_ctrlComm); 
	//}}AFX_DATA_MAP 
} 
 
BEGIN_MESSAGE_MAP(CPc_pcDlg, CDialog) 
	//{{AFX_MSG_MAP(CPc_pcDlg) 
	ON_WM_SYSCOMMAND() 
	ON_WM_PAINT() 
	ON_WM_QUERYDRAGICON() 
	ON_BN_CLICKED(IDC_BUTTON1, OnButton1) 
	ON_BN_CLICKED(IDC_BUTTON2, OnButton2) 
	//}}AFX_MSG_MAP 
END_MESSAGE_MAP() 
 
///////////////////////////////////////////////////////////////////////////// 
// CPc_pcDlg message handlers 
 
BOOL CPc_pcDlg::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_ctrlComm.SetCommPort(1);		//选择com2 
	m_ctrlComm.SetInputMode(1);		//1:表示以二进制方式检取数据  
    m_ctrlComm.SetInBufferSize(1024);//设置输入缓冲区的大小 
	m_ctrlComm.SetOutBufferSize(512);//设置输出缓冲区大小,波特率9600,无校验,8个数据位,1个停止位 
	m_ctrlComm.SetSettings("9600,n,8,1"); 
	if(!m_ctrlComm.GetPortOpen()) 
			m_ctrlComm.SetPortOpen(true);//打开串口 
	m_ctrlComm.SetRThreshold(1); 
		m_ctrlComm.SetInputLen(0);//设置当前接收数据长度为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 CPc_pcDlg::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 CPc_pcDlg::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 CPc_pcDlg::OnQueryDragIcon() 
{ 
	return (HCURSOR) m_hIcon; 
} 
 
void CPc_pcDlg::OnCancel() //退出按钮 
{ 
	// TODO: Add extra cleanup here 
	m_ctrlComm.SetPortOpen(0); 
	CDialog::OnCancel(); 
} 
 
void CPc_pcDlg::OnOK() //发送按钮 
{ 
	// TODO: Add extra validation here 
		UpdateData(true);//读取编辑框内容 
		m_ctrlComm.SetOutput(COleVariant(m_strSend));//发送数据 
 
} 
 
BEGIN_EVENTSINK_MAP(CPc_pcDlg, CDialog) 
    //{{AFX_EVENTSINK_MAP(CPc_pcDlg) 
	ON_EVENT(CPc_pcDlg, IDC_MSCOMM1, 1 /* OnComm */, OnOnCommMscomm1, VTS_NONE) 
	//}}AFX_EVENTSINK_MAP 
END_EVENTSINK_MAP() 
 
void CPc_pcDlg::OnOnCommMscomm1()  
{ 
	// TODO: Add your control notification handler code here 
	VARIANT variant_inp; 
	COleSafeArray safearray_inp; 
	LONG len,k; 
	BYTE rxdata[2048];//设置BYTE数组 
	CString strtemp; 
	if(m_ctrlComm.GetCommEvent()==2)//事件值为2表示接受缓冲区内有字符 
	{ 
		variant_inp=m_ctrlComm.GetInput();//读缓冲区 
		safearray_inp=variant_inp;//variant 型变量转换为COleSafeArray 型变量 
		len=safearray_inp.GetOneDimSize();//得到有效数据长度 
		for(k=0;k<len;k++) 
			safearray_inp.GetElement(&k,rxdata+k);//转换为BYTE型数组 
		for(k=0;k<len;k++)//将数组转换为Cstring型变量 
		{ 
			BYTE bt=*(char*)(rxdata+k);//字符型 
			strtemp.Format("%c",bt);//将字符送入临时变量strtemp存放 
			m_strReceive+=strtemp;//加入接受编辑框对应字符串 
		} 
	} 
		UpdateData(false);//更新编辑款内容 
} 
 
void CPc_pcDlg::OnButton2() //选择发送文件 
{ 
	// TODO: Add your control notification handler code here 
	CString strf; 
	strf="Txt Files(*.txt)|*.txt||"; 
	CFileDialog dlg(TRUE,NULL,NULL,OFN_EXPLORER|OFN_HIDEREADONLY|OFN_ENABLESIZING|OFN_FILEMUSTEXIST,strf); 
	dlg.m_ofn.lStructSize=sizeof(OPENFILENAME); 
	if(dlg.DoModal()==IDOK) 
		strDirFile=dlg.GetPathName(); 
	else 
			return; 
		UpdateData(false); 
		CFile file(strDirFile,CFile::modeReadWrite|CFile::shareExclusive); 
			UpdateData(true); 
			file.SeekToEnd(); 
			unsigned long fileLength=file.GetLength(); 
			char *fileBuff; 
				fileBuff=new char[fileLength]; 
			file.SeekToBegin(); 
			if(file.Read(fileBuff,fileLength)<1)//如果读的文件长度小于1,则退出 
			{ 
				file.Close(); 
				return; 
			} 
 
 
			else 
				{ 
					fileBuff[fileLength]='\0'; 
					m_strSend=fileBuff; 
			} 
			file.Close(); 
				UpdateData(false); 
}  
 
void CPc_pcDlg::OnButton1() //保存发送字符 
{ 
	// TODO: Add your control notification handler code here 
	UpdateData(true); 
	if(m_strSend!="") 
	{ 
		CFileDialog dlg(false,"txt",_T("shuju.txt"),NULL,"Text(*.txt)|*.txt|ALL Files(*.*)|*.*||",NULL); 
		dlg.m_ofn.lpstrTitle=_T("请选择保存路径"); 
			if(dlg.DoModal()==IDOK) 
		{ 
			strDirFile=dlg.GetPathName(); 
			CFile file  
				(strDirFile,CFile::modeCreate|CFile::modeReadWrite|CFile::shareExclusive); 
			file.Write(m_strSend,m_strSend.GetLength()); 
     UpdateData(true); 
		file.Close(); 
} 
	} 
else 
		{ 
			MessageBox("请输入您要发送的字符串!","保存为文件"); 
			m_ctrlSend.SetFocus(); 
} 
 
}