lscommdemodlg.cpp

一个封装好的串口通信类

// LsCommDemoDlg.cpp : 实现文件
#include "stdafx.h"
#include "LsCommDemo.h"
#include "LsCommDemoDlg.h"
#include "ComPropertyDlg.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#endif

CLsCommDemoDlg::CLsCommDemoDlg(CWnd* pParent /*=NULL*/)
: CDialog(CLsCommDemoDlg::IDD, pParent)
{
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CLsCommDemoDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
}

BEGIN_MESSAGE_MAP(CLsCommDemoDlg, CDialog)
ON_WM_SYSCOMMAND()
ON_WM_PAINT()
ON_WM_QUERYDRAGICON()
//}}AFX_MSG_MAP
ON_BN_CLICKED(IDC_BUTTON1, OnBnClickedBtnOutPut)
ON_BN_CLICKED(IDC_BUTTON2, OnBnClickedBtnSyncRecv)
ON_BN_CLICKED(IDC_BUTTON3, OnBnClickedBtnAscSyncRecv)
ON_CBN_SELCHANGE(IDC_COMBO1, OnCbnSelchangeCombo1)
ON_CBN_SELCHANGE(IDC_COMBO2, OnCbnSelchangeCombo2)
ON_BN_CLICKED(IDC_BUTTON5, OnBnClickedBtnComProperty)
ON_BN_CLICKED(IDC_BTNBULKSEND, OnBnClickedBtnbulksend)
END_MESSAGE_MAP()

BOOL CLsCommDemoDlg::OnInitDialog()
{
	CDialog::OnInitDialog();
	SetIcon(m_hIcon, TRUE);			// 设置大图标
	SetIcon(m_hIcon, FALSE);		// 设置小图标
	
	int nPort = 2;
    CComboBox* pComb = (CComboBox*) this->GetDlgItem(IDC_COMBO1);
	pComb->AddString("Com1");
	pComb->AddString("Com2");
	pComb->AddString("Com3");
	pComb->AddString("Com4");
	pComb->AddString("Com5");
	pComb->AddString("Com6");
	pComb->AddString("Com7");
	pComb->AddString("Com8");
	pComb->AddString("Com9");

    pComb->SetCurSel(nPort-1); 
	
	pComb=(CComboBox*)this->GetDlgItem(IDC_COMBO2); 
    pComb->AddString("手动查询串口方式(ManualQueryRecv)");
    pComb->AddString("手动定长查询方式(ManualConstRecv)");
    pComb->AddString("自动信号查询方式(AutoRecvBySignal)");
    pComb->AddString("自动中断查询方式(AutoRecvByBreak)");
    pComb->SetCurSel(3); 
	
	if(!m_ComPort.Open(nPort, LsComm::CComPort::AutoReceiveByBreak))
	{
		CString sMsg;
		sMsg.Format("提示:不能打开串口%d!",nPort);
		AfxMessageBox(sMsg,MB_ICONINFORMATION | MB_OK);
	} 

	m_ComPort.SetReceiveFunc((FOnReceiveData)OnReceiveData, this); 
    m_ComPort.SetBreakHandleFunc(OnComBreak); 

	CWnd* pBtn=GetDlgItem(IDC_BUTTON2);
    pBtn->EnableWindow(FALSE);

	pBtn=GetDlgItem(IDC_BUTTON3);
	pBtn->EnableWindow(FALSE);
	
	return TRUE;
}

void CLsCommDemoDlg::OnSysCommand(UINT nID, LPARAM lParam)
{
	if ((nID & 0xFFF0) == IDM_ABOUTBOX){}
	else CDialog::OnSysCommand(nID, lParam);	
}

void CLsCommDemoDlg::OnPaint() 
{
	if (IsIconic()){
		CPaintDC dc(this); // 用于绘制的设备上下文
		SendMessage(WM_ICONERASEBKGND, reinterpret_cast<WPARAM>(dc.GetSafeHdc()), 0);
		// 使图标在工作矩形中居中
		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;
		// 绘制图标
		dc.DrawIcon(x, y, m_hIcon);
	}
	else CDialog::OnPaint();
}

//当用户拖动最小化窗口时系统调用此函数取得光标显示。
HCURSOR CLsCommDemoDlg::OnQueryDragIcon()
{
	return static_cast<HCURSOR>(m_hIcon);
}

void OnReceiveData(LPVOID pSender, void* pBuf, DWORD InBufferCount)
{
	CString c;
	byte a[100]="\0";
	char b[4]="\0";
	memcpy(a, pBuf, InBufferCount);
	CLsCommDemoDlg* pDlg = (CLsCommDemoDlg *)pSender;
	CListBox*pList =(CListBox*)pDlg->GetDlgItem(IDC_LIST1);
	for(int i=0; i<(int)InBufferCount; i++)
	{
		::sprintf(b,"%2.2X",a[i]);
		c+=b;
		c+=" ";
	}
	c="接收(Recv):"+c;
	pList->AddString(c);
}

void CLsCommDemoDlg::OnBnClickedBtnOutPut()
{//发送数据
	if(!this->m_ComPort.IsOpen()) 
	{
		AfxMessageBox("当前串口未打开,不能进行此操作!",MB_ICONINFORMATION | MB_OK);	
		return;
	}
	char a[10];
	char buffer[10]="\0";
	CString c;
	for(int i=0;i<10;i++)
	{
		a[i]=0x0B;
		::sprintf(buffer,"%2.2X",a[i]);
		c+=buffer;
		c+=" ";
	}
	this->m_ComPort.Output(a,sizeof(a)); 
	CListBox*pList =(CListBox*) this->GetDlgItem(IDC_LIST1);
	c="发送(Send):"+c;
	pList->AddString(c);
}

void CLsCommDemoDlg::OnBnClickedBtnSyncRecv()
{//同步读取数据
	if(!this->m_ComPort.IsOpen()) 
	{
		AfxMessageBox("当前串口未打开,不能进行此操作!",MB_ICONINFORMATION | MB_OK);	
		return;
	}
	
	DWORD InBufferCount;
	byte pbuffer[2048];
	InBufferCount = this->m_ComPort.GetInBufferCount();
	if(InBufferCount>0)
	{
		this->m_ComPort.GetInput(pbuffer,InBufferCount);
	}
	else
		return;
	CString c;  char a[4];
	
	for(int i=0;i<(int)InBufferCount;i++)
	{
		::sprintf(a,"%2.2X",pbuffer[i]);
		c+=a;
		c+=" ";
	}
	c="接收(Recv):"+c;
   	CListBox* pList=(CListBox*)this->GetDlgItem(IDC_LIST1);
	pList->AddString(c);
	
}

void CLsCommDemoDlg::OnBnClickedBtnAscSyncRecv()
{//异步读取数据
	if(!this->m_ComPort.IsOpen()) 
	{
		AfxMessageBox("当前串口未打开,不能进行此操作!",MB_ICONINFORMATION | MB_OK);	
		return;
	}
	
	DWORD InBufferCount=0;
	byte pbuffer[2048];
	InBufferCount=this->m_ComPort.GetInput(pbuffer,10);
	if(InBufferCount==0)
		return;
	CString c;
	char a[4];
	
	for(int i=0;i<(int)InBufferCount;i++)
	{
		::sprintf(a,"%2.2X",pbuffer[i]);
		c+=a;
		c+=" ";
	}
	c="接收(Recv):"+c;
   	CListBox* pList=(CListBox*)this->GetDlgItem(IDC_LIST1);
	pList->AddString(c);
}

void CLsCommDemoDlg::OnCbnSelchangeCombo1()
{
	// 改变串口
	this->ChangeComOrMode(); 
}

void CLsCommDemoDlg::OnCbnSelchangeCombo2()
{
	// 改变接收模式
    if(!this->m_ComPort.IsOpen()) 
	{
		AfxMessageBox("当前串口未打开,不能进行此操作!",MB_ICONINFORMATION | MB_OK);	
		return;
	}
	
    this->ChangeComOrMode(); 
}

void CLsCommDemoDlg::OnBnClickedBtnComProperty()
{
	// TODO: 在此添加控件通知处理程序代码
	if(!this->m_ComPort.IsOpen()) 
	{
		AfxMessageBox("当前串口未打开,不能进行此操作!",MB_ICONINFORMATION | MB_OK);	
		return;
	}
	
	CComPropertyDlg dlg;
	
	DCB dcb;
	this->m_ComPort.GetSerialPort()->GetState(dcb);
    
	dlg.SetDCB(&dcb);
	
	int nPort = this->m_ComPort.GetCurPortNum();
	dlg.SetPortNum(&nPort);
	
	if(dlg.DoModal() == IDOK)
	{
		
		if(nPort!=this->m_ComPort.GetCurPortNum())
		{
			((CComboBox*) GetDlgItem(IDC_COMBO1))->SetCurSel(nPort-1); 
			this->ChangeComOrMode(); 
		}
		if(this->m_ComPort.IsOpen())
			this->m_ComPort.GetSerialPort()->SetState(dcb);  
		
	}
}

void CLsCommDemoDlg::ChangeComOrMode()
{
    CComboBox* pComb;
	pComb = (CComboBox*)this->GetDlgItem(IDC_COMBO1); 
	int nComNum = pComb->GetCurSel()+1;  
	
	pComb = (CComboBox*)this->GetDlgItem(IDC_COMBO2); 
	int index = pComb->GetCurSel();
	LsComm::CComPort::ReceiveMode mode=
		LsComm::CComPort::ReceiveMode(LsComm::CComPort::ManualReceiveByQuery+index); 
    
    DCB dcb;
	bool bGetDcb = false;
	if(this->m_ComPort.GetSerialPort()->IsOpen())
	{
		this->m_ComPort.GetSerialPort()->GetState(dcb); //保存原有参数
		this->m_ComPort.Close();
		bGetDcb = true;
	}
	if(this->m_ComPort.Open(nComNum,mode))
	{
		if(bGetDcb)
			this->m_ComPort.GetSerialPort()->SetState(dcb); 
	}
	else
	{
		CString sMsg;
		sMsg.Format("提示:不能打开串口%d!",nComNum);
		AfxMessageBox(sMsg,MB_ICONINFORMATION | MB_OK); 
	}
	//设置按钮
    CWnd* pBtn=NULL;
	if(this->m_ComPort.GetReceiveMode()==LsComm::CComPort::ManualReceiveByQuery)
	{
		pBtn=this->GetDlgItem(IDC_BUTTON2);
        pBtn->EnableWindow(true);
		pBtn=this->GetDlgItem(IDC_BUTTON3);
		pBtn->EnableWindow(false);
	}
	else if(this->m_ComPort.GetReceiveMode()==LsComm::CComPort::ManualReceiveByConst)	
	{
		pBtn=this->GetDlgItem(IDC_BUTTON2);
        pBtn->EnableWindow(false);
		pBtn=this->GetDlgItem(IDC_BUTTON3);
		pBtn->EnableWindow(true);
	}
	else
	{
		pBtn=this->GetDlgItem(IDC_BUTTON2);
        pBtn->EnableWindow(false);
		pBtn=this->GetDlgItem(IDC_BUTTON3);
		pBtn->EnableWindow(false);	
	}
}

void OnComBreak(LPVOID pSender,DWORD dwMask,COMSTAT stat)
{
	//处理串口中断
	switch(dwMask)
	{
    case  EV_BREAK:
		{
			break;
		}
	case EV_CTS:
		{
			break;
		}
	case EV_DSR:
		{
			break;
		}
	case EV_ERR:
		{
			break;
		}
	case EV_RING:
		{
			break;
		}
	case EV_RLSD:
		{
			break;
		}
	case EV_RXCHAR:
		{//////////////////////
			AfxMessageBox("asdf");
			break;
		}
	case EV_RXFLAG:
		{
			break;
		}
	case EV_TXEMPTY:
		{
			break;
		}
	default:{}
	}
}

void CLsCommDemoDlg::OnBnClickedBtnbulksend()
{//大数据量发送
	if (!this->m_ComPort.IsOpen()) 
	{
		AfxMessageBox("当前串口未打开,不能进行此操作!", MB_ICONINFORMATION | MB_OK);	
		return;
	}
	char a[10000];//字符数组
    BYTE b[10000];//字节数组
    memset(a,'a',sizeof(a));
	memset(b,0x0b,sizeof(b));
	char d=0x61;
    this->m_ComPort.Output(a,sizeof(a)); //发送字符数组
    this->m_ComPort.Output(b,sizeof(b)); //发送字节数组 
	
	CListBox* pList =(CListBox*) this->GetDlgItem(IDC_LIST1);
	CString c="发送(Send):10000个0x0B";
	pList->AddString(c);
	
}