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// ComFunctionDlg.cpp : implementation file
//
#include "stdafx.h"
#include "ComFunction.h"
#include "ComFunctionDlg.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()
/////////////////////////////////////////////////////////////////////////////
// CComFunctionDlg dialog
CComFunctionDlg::CComFunctionDlg(CWnd* pParent /*=NULL*/)
: CDialog(CComFunctionDlg::IDD, pParent)
{
//{{AFX_DATA_INIT(CComFunctionDlg)
m_com = _T("COM1");
m_receive = _T("");
//}}AFX_DATA_INIT
// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}
void CComFunctionDlg::DoDataExchange(CDataExchange* pDX)
{
CDialog::DoDataExchange(pDX);
//{{AFX_DATA_MAP(CComFunctionDlg)
DDX_Text(pDX, IDC_EDIT_COM, m_com);
DDX_Text(pDX, IDC_EDIT_RECEIVE, m_receive);
//}}AFX_DATA_MAP
}
BEGIN_MESSAGE_MAP(CComFunctionDlg, CDialog)
//{{AFX_MSG_MAP(CComFunctionDlg)
ON_WM_SYSCOMMAND()
ON_WM_PAINT()
ON_WM_QUERYDRAGICON()
ON_BN_CLICKED(IDC_BUTTON_SET, OnButtonSet)
ON_BN_CLICKED(IDC_BUTTON_SEND, OnButtonSend)
ON_WM_TIMER()
//}}AFX_MSG_MAP
END_MESSAGE_MAP()
/////////////////////////////////////////////////////////////////////////////
// CComFunctionDlg message handlers
BOOL CComFunctionDlg::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
//需要注意的是,为了读取输入的串口数据,
//采用轮询的方式不断的检测是否有串口数据的到来,
//具体的做法是设置一个定时器,然后每隔一段时间就访问一下串口。
//在对话框初始化函数 OnInitDialog 里,设置了一个定时器:
SetTimer(1,500,0);
return TRUE; // return TRUE unless you set the focus to a control
}
void CComFunctionDlg::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 CComFunctionDlg::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 CComFunctionDlg::OnQueryDragIcon()
{
return (HCURSOR) m_hIcon;
}
void CComFunctionDlg::OnButtonSet()
{
// TODO: Add your control notification handler code here
UpdateData();
m_com.MakeUpper();
if(m_com!="COM1"&&m_com!="COM2"&&m_com!="COM3"&&m_com!="COM4")
{
AfxMessageBox("不正确的串口号,请重新输入串口号!");
m_com="COM1";
UpdateData();
return;
}
if(m_open)
{
m_ComConfig.CloseConnection();
m_open=FALSE;
}
char a[2]={m_com[3],'\0'};
int i=atoi(a);
m_ComConfig.Set(i);
if(m_ComConfig.OpenConnection()==FALSE)
{
AfxMessageBox("无法打开该串口!");
m_com="COM1";
UpdateData(FALSE);
return;
}
else
{
AfxMessageBox("该串口已经被成功打开!");
}
m_open=TRUE;
}
void CComFunctionDlg::OnButtonSend()
{
// TODO: Add your control notification handler code here
char buffer [1024];
int length=GetDlgItemText(IDC_EDIT_SEND,buffer,1024);
if(m_open)
{
if(::WriteCommBlock(m_ComConfig,buffer,length)==FALSE)
{
AfxMessageBox("没有连接串口线!");
}
}
else
{
AfxMessageBox("该串口没有正确打开,请先设置串口!");
}
AfxMessageBox(buffer);//用于实验,可去掉
}
void CComFunctionDlg::OnOK()
{
// TODO: Add extra validation here
KillTimer(1);
if(m_ComConfig.IsConnected())
m_ComConfig.CloseConnection();
CDialog::OnOK();
}
void CComFunctionDlg::OnTimer(UINT nIDEvent)
{
// TODO: Add your message handler code here and/or call default
char buffer[1024];
buffer[0]='\0';
if(::ReadCommBlock(m_ComConfig,buffer,1024)!=0)
{
m_receive+=buffer;
UpdateData(FALSE);
}
CDialog::OnTimer(nIDEvent);
}
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