plcdlg.cpp

管道疲劳强度检测试验系统

// plcDlg.cpp : implementation file
//

#include "stdafx.h"
#include "plc.h"
#include "plcDlg.h"



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

unsigned char getport=0;
double dValue1 = 0.0 ;
double dValue2 = 0.0 ;
/////////////////////////////////////////////////////////////////////////////
// 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()

/////////////////////////////////////////////////////////////////////////////
// CPlcDlg dialog

CPlcDlg::CPlcDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CPlcDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CPlcDlg)
	m_edit = 4;
	m_nport = 0;
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CPlcDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CPlcDlg)
	DDX_Control(pDX, IDC_METER1, m_add);
	DDX_Control(pDX, IDC_METER, m_myMeter);
	DDX_Control(pDX, IDC_MSCOMM1, m_Com);
	DDX_CBIndex(pDX, IDC_COMBO, m_edit);
	DDX_CBIndex(pDX, IDC_COMBO1, m_nport);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CPlcDlg, CDialog)
	//{{AFX_MSG_MAP(CPlcDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_CBN_SELCHANGE(IDC_COMBO, OnSelchangeCombo)
	ON_BN_CLICKED(IDC_OPEN, OnOpen)
	ON_BN_CLICKED(IDC_CLOSE, OnClose)
	ON_WM_TIMER()
	ON_BN_CLICKED(IDC_PORT, OnPort)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CPlcDlg message handlers

BOOL CPlcDlg::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
	COLORREF m_colorNeedle;
	m_colorNeedle = RGB(255, 255, 235);
	m_myMeter.SetNeedleColor(m_colorNeedle);
	m_myMeter.SetColorTick(TRUE);

	m_colorNeedle = RGB(255, 128, 235);
	m_add.SetNeedleColor(m_colorNeedle);
	m_add.SetColorTick(TRUE);
	
	return TRUE;  // return TRUE  unless you set the focus to a control
}

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

BEGIN_EVENTSINK_MAP(CPlcDlg, CDialog)
    //{{AFX_EVENTSINK_MAP(CPlcDlg)
	ON_EVENT(CPlcDlg, IDC_MSCOMM1, 1 /* OnComm */, OnOnCommMscomm1, VTS_NONE)
	//}}AFX_EVENTSINK_MAP
END_EVENTSINK_MAP()

void CPlcDlg::OnOnCommMscomm1() 
{
	// TODO: Add your control notification handler code here
	VARIANT variant_inp;
	COleSafeArray safearray_inp;
	LONG len,k;
	BYTE rxdata[64]; //设置BYTE数组 An 8-bit integer that is not signed.
	CString strtemp,tmp;
	
		flag=FALSE;
		m_event=m_Com.GetCommEvent();
		if(m_event==2)     //事件值为2表示接收缓冲区内有字符
		{
			variant_inp = m_Com.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
			flag=m_plc.PLCRcv(rxdata,len);//如果接收成功，则.........
			if(flag)
			{									
				if (getport==m_plc.m_RcvPress) 
				switch(getport) 
				{
				case 0:
					dValue1=0;
					break;
				case 1:
					dValue1=30;
					break;
				case 2:
					dValue1=45;
					break;
				case 3:
					dValue1=60;
					break;
				case 4:
					dValue1=90;
					break;
				case 5:
					dValue2=90;
					break;
				case 6:
					dValue2=0;
					break;
				}
			else if(m_plc.Syn_Steps_Count<3)
					m_plc.Syn_Steps_Count++;
			else
				{
					KillTimer(1);
					AfxMessageBox("线路超时，请检查");					
					m_plc.Syn_Steps_Count=0;
				}	
			}
			m_Com.SetInputLen(0);			
		}
}

void CPlcDlg::OnSelchangeCombo() 
{
	// TODO: Add your control notification handler code here

	UpdateData();
	switch(m_edit) 
	{
	case 0:
		getport=0x01;
		break;
	case 1:
		getport=0x02;
		break;
	case 2:
		getport=0x03;
		break;
	case 3:
		getport=0x04;
		break;
	case 4:
		getport=0x00;
		break;
	}
	SetTimer(1,1000,NULL);
}

void CPlcDlg::OnOpen() 
{
	// TODO: Add your control notification handler code here
	getport=0x05;
//	SetTimer(1,1000,NULL);
}

void CPlcDlg::OnClose() 
{
	// TODO: Add your control notification handler code here
	getport=0x06;
	SetTimer(1,1000,NULL);
}

void CPlcDlg::OnTimer(UINT nIDEvent) 
{
	// TODO: Add your message handler code here and/or call default
	m_plc.PLCSend(getport,0);//发送压力
	m_Com.SetOutput(COleVariant(m_plc.m_datapr));
	Sleep(100);
	if(m_event!=2)
		m_plc.Syn_Steps_Count++;
	else
	{
		m_event=0;
		m_plc.Syn_Steps_Count=0;
	}
	if(m_plc.Syn_Steps_Count>3) 
	{
		KillTimer(1);
		m_plc.Syn_Steps_Count=0;
		AfxMessageBox("PLC未通电，请检查线路");		
	}

	dValue1 = m_myMeter.m_dMinValue+dValue1;
	m_myMeter.UpdateNeedle(dValue1);

	dValue2 = m_myMeter.m_dMinValue+dValue2;
	m_myMeter.UpdateNeedle(dValue2);
	KillTimer(1);
	CDialog::OnTimer(nIDEvent);
}

void CPlcDlg::OnPort() 
{
	// TODO: Add your control notification handler code here
	UpdateData();
	if(m_Com.GetPortOpen())
		m_Com.SetPortOpen(FALSE);

	m_Com.SetCommPort(m_nport+1);       //选择com1
	if( !m_Com.GetPortOpen())
	{
		m_Com.SetPortOpen(TRUE);//打开串口
		AfxMessageBox("通讯连接正常");
	}		
	else
		AfxMessageBox("通讯失败");
	m_Com.SetSettings("9600,n,8,1"); //波特率9600，无校验，8个数据位，1个停止位
	m_Com.SetRThreshold(1); 
	//参数1表示每当串口接收缓冲区中有多于或等于1个字符时将引发一个接收数据的OnComm事件
	m_Com.SetInputMode(1);
	m_Com.SetInputLen(0);  //设置当前接收区数据长度为0
	m_Com.GetInput();//先预读缓冲区以清除残留数据
}