TestComDlg.cpp
上传用户:holocaust
上传日期:2022-06-17
资源大小:1871k
文件大小:7k
- // TestComDlg.cpp : implementation file
- //
- #include "stdafx.h"
- #include "TestCom.h"
- #include "TestComDlg.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()
- /////////////////////////////////////////////////////////////////////////////
- // CTestComDlg dialog
- CTestComDlg::CTestComDlg(CWnd* pParent /*=NULL*/)
- : CDialog(CTestComDlg::IDD, pParent)
- {
- //{{AFX_DATA_INIT(CTestComDlg)
- m_recv = _T("");
- m_send = _T("");
- //}}AFX_DATA_INIT
- // Note that LoadIcon does not require a subsequent DestroyIcon in Win32
- m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
- RxSaveData[100] = 0;
- }
- void CTestComDlg::DoDataExchange(CDataExchange* pDX)
- {
- CDialog::DoDataExchange(pDX);
- //{{AFX_DATA_MAP(CTestComDlg)
- DDX_Control(pDX, IDC_MSCOMM1, m_mscom);
- DDX_Text(pDX, IDC_RECV_EDIT, m_recv);
- DDX_Text(pDX, IDC_SEND_EDIT, m_send);
- //}}AFX_DATA_MAP
- }
- BEGIN_MESSAGE_MAP(CTestComDlg, CDialog)
- //{{AFX_MSG_MAP(CTestComDlg)
- ON_WM_SYSCOMMAND()
- ON_WM_PAINT()
- ON_WM_QUERYDRAGICON()
- ON_BN_CLICKED(IDC_SEND, OnSend)
- ON_BN_CLICKED(IDC_CLEAR, OnClear)
- ON_BN_CLICKED(IDC_ESC, OnEsc)
- //}}AFX_MSG_MAP
- END_MESSAGE_MAP()
- /////////////////////////////////////////////////////////////////////////////
- // CTestComDlg message handlers
- BOOL CTestComDlg::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_mscom.SetCommPort(1);
- m_mscom.SetInBufferSize(1024); //设置输入缓冲区的大小,Bytes
- m_mscom.SetOutBufferSize(512); //设置输入缓冲区的大小,Bytes
- if(!m_mscom.GetPortOpen()) //打开串口
- {
- m_mscom.SetPortOpen(TRUE);
- }
- m_mscom.SetInputMode(1); //设置输入方式为二进制方式
- m_mscom.SetSettings("9600,n,8,1"); //设置波特率等参数
- m_mscom.SetRThreshold(1); //为1 表示有一个字符即引发事件
- m_mscom.SetInputLen(0);
- return TRUE; // return TRUE unless you set the focus to a control
- }
- void CTestComDlg::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 CTestComDlg::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 CTestComDlg::OnQueryDragIcon()
- {
- return (HCURSOR) m_hIcon;
- }
- void CTestComDlg::OnSend()
- {
- // TODO: Add your control notification handler code here
- UpdateData(true);
- CByteArray sendArr;
- WORD wLength;
- wLength = m_send.GetLength();
- sendArr.SetSize(wLength);
- for(int i =0; i<wLength; i++)
- {
- sendArr.SetAt(i, m_send.GetAt(i));
- }
- m_mscom.SetOutput(COleVariant(sendArr));
- }
- BEGIN_EVENTSINK_MAP(CTestComDlg, CDialog)
- //{{AFX_EVENTSINK_MAP(CTestComDlg)
- ON_EVENT(CTestComDlg, IDC_MSCOMM1, 1 /* OnComm */, OnCommMscomm, VTS_NONE)
- //}}AFX_EVENTSINK_MAP
- END_EVENTSINK_MAP()
- void CTestComDlg::OnCommMscomm()
- {
- // TODO: Add your control notification handler code here
- //协议的格式 ($开始字符)(节点地址)(数据类型)(数据长度)(。。。有效数据)(*结束字符)
- UpdateData(true);
- VARIANT variant_inp;
- COleSafeArray safearray_inp;
- BOOL bSaveFlag = FALSE;//数据帧开始标志
- long i = 0;
- int len,SaveDataCount = 0; //计数信息
- int ValidDataLen = 0; //除去帧头信息的有效的数据长度
- int SaveDataLen = 0; //要存储的数据长度
- char rxdata[1000]; //数据缓冲区
- CString tmp;
- switch (m_mscom.GetCommEvent())
- {
- case 2:
- //表示接收缓冲区内有字符
- {
- variant_inp = m_mscom.GetInput();
- safearray_inp = variant_inp;
-
- len = safearray_inp.GetOneDimSize();
- for (i = 0; i < len; i++)
- {
- safearray_inp.GetElement(&i, &rxdata[i]);
- if(rxdata[i]=='$')
- {
- SaveDataCount = 0;
- bSaveFlag = TRUE;
- }
- if(bSaveFlag)
- {
- RxSaveData[SaveDataCount] = rxdata[i];
- if(SaveDataCount == 3)//节点地址--节点类型--数据长度
- {
- ValidDataLen = Char2Int(RxSaveData[SaveDataCount]);
- SaveDataLen = ValidDataLen+4;//计算数组内应该存储的数据长度,注意数组小标从0开始,'$','*'各占据一个元素
- }
- if((SaveDataCount==SaveDataLen)&&(RxSaveData[SaveDataLen]=='*')&&(SaveDataCount!=0))//SaveDataCount!=0防止SaveDataCount==SaveDataLen==0的情况
- {
- bSaveFlag = FALSE;
- RxSaveData[SaveDataCount+1]=' ';
- m_recv += RxSaveData;//在此存入数据库,这里模拟存储,便于调试
- }
- SaveDataCount ++;
- if(bSaveFlag == FALSE)
- {
- SaveDataCount = 0;//仅针对上句,做清零运算,可以不加
- }
- }
- }
- }
- UpdateData(false);
- break;
- default:
- break;
- }
- }
- void CTestComDlg::OnClear()
- {
- // TODO: Add your control notification handler code here
- m_recv.Empty();
- UpdateData(FALSE);
- }
- void CTestComDlg::OnEsc()
- {
- // TODO: Add your control notification handler code here
-
- CDialog::OnCancel();
-
- }
- int CTestComDlg::Char2Int(char a)
- {
- if(a>'0'&&a<'9')
- {
- return (int)(a - '0');
- }
- else
- {
- return -1;
- }
- }