comtestdlg.cpp

来自「刚学RS232时,仿串口测试工具界面,做的一个串口测试小软件.」· C++ 代码 · 共 661 行 · 第 1/2 页

		DWORD byetSize[] = { 8, 7, 6, };
		DWORD parity[] = { NOPARITY, ODDPARITY, EVENPARITY, };
		TCHAR* szParity[] = { _T("N"), _T("O"), _T("E"), };
		DWORD stopBits[] = { ONESTOPBIT, TWOSTOPBITS, };
		// 设置串口.
		if ( !m_com.SetState(baudRate[m_baudRate.GetCurSel()],
							byetSize[m_byetSize.GetCurSel()],
							parity[m_parity.GetCurSel()],
							stopBits[m_stopBits.GetCurSel()]) )	
		{
			::AfxMessageBox( _T(" 串口设置失败") );
			return;
		}
		m_portSet.SetWindowText( CLOSEPORT );	// 改变按纽控件名.

		// 重置状态栏.
		CString str = _T("STATUS: ");
		str += s[m_port.GetCurSel()];
		str += _T(" OPENED, ");

		CString strTemp;
		strTemp.Format( _T("%d, "), baudRate[m_baudRate.GetCurSel()]);
		str += strTemp;
		str += szParity[m_parity.GetCurSel()];
		strTemp.Format( _T(", %d, "), byetSize[m_byetSize.GetCurSel()]);
		str += strTemp;
		strTemp.Format( _T("%d"), stopBits[m_stopBits.GetCurSel()]);
		str += strTemp; // make "STATUS: COM1 OPENED, 9600, N, 8, 1"

		m_StatusBar.SetText(str, 0, 0);
		m_StatusBar.SetText(_T("RX: 0"), 1, 0);
		m_StatusBar.SetText(_T("TX: 0"), 2, 0);
	}
}

void CComTestDlg::OnButtonClear() 
{
	// TODO: Add your control notification handler code here
	m_in.SetSel(0, -1);
	m_in.Clear();
//	UpdateData(FALSE);
}

void CComTestDlg::OnButtonSave() 
{
	// TODO: Add your control notification handler code here
	CString saveText;
	m_in.GetWindowText(saveText);
	// 保存文件.

	HANDLE	hFile;			// 查找第一个文件.
	WIN32_FIND_DATA findFileData;
	CString	path = _T("");
	if ( (hFile = ::FindFirstFile(m_savePath + SUFFIX, &findFileData)) == INVALID_HANDLE_VALUE )
	{	// 空文件夹.
		path = m_savePath + _T("\\Rec00.txt");
	}
	else
	{
		do 
		{	// 得到文件名.
			path = findFileData.cFileName; 
		}while (::FindNextFile(hFile, &findFileData));	// 查找下一个文件.
	}
	::FindClose(hFile);

	try
	{	// 生成文件并写入数据.
		path.ReleaseBuffer(path.GetLength()-4);			// Delete .txt
		int nCount = ::atoi(path.Mid(3));
		path.Format("\\Rec%d.txt", ++nCount);
		path = m_savePath + path;
		CFile mFile(path, CFile::modeCreate | CFile::modeWrite);
		CArchive ar(&mFile, CArchive::store);
		CTime time = CTime::GetCurrentTime();
		ar.WriteString(time.Format("%A, %B %d, %Y") + _T("\r\n\r\n") + saveText);
		ar.Close();
		mFile.Close();
	}
	catch(CFileException *e)
	{
		if (e->m_cause == CFileException::badPath)
			::AfxMessageBox( _T("全部或部分路径无效.\n") );
		else if (e->m_cause == CFileException::invalidFile)
			::AfxMessageBox( _T("想使用一个无效的文件句柄.\n") );
		else if (e->m_cause == CFileException::hardIO)
			::AfxMessageBox( _T("硬件错误.\n") );
		else if (e->m_cause == CFileException::diskFull)
			::AfxMessageBox( _T("磁盘已满.\n") );
		else
			::AfxMessageBox( _T("发生未指定错误.\n") );
		e->Delete();
		return;
	}
	::AfxMessageBox( _T(path + "已保存!\n") );	
}

void CComTestDlg::OnButtonSavepath() 
{
	// TODO: Add your control notification handler code here

	HWND	hParent = GetActiveWindow()->GetSafeHwnd();	// 得到一个句柄.
	SelectFolder(hParent, m_savePath);					// 打开文件夹选择对话框.
	if ( m_savePath.IsEmpty() )						// 检查是否为空字串.
	{		
		::AfxMessageBox( _T("请选择输出文件夹.\n") );
		return;
	}
	UpdateData(FALSE);	
}

BOOL CComTestDlg::SelectFolder(HWND hParent, CString &strFolder)
{
	ASSERT(hParent != NULL);

	LPTSTR	pStrFolder = strFolder.GetBuffer(_MAX_PATH);
 
    BROWSEINFO	browseInfo;
	// 初始化 browseInfo.
    browseInfo.hwndOwner = hParent;				// 父窗口句柄.	
    browseInfo.pidlRoot = NULL;					// 设置初始路径为桌面.
    browseInfo.pszDisplayName = NULL;			// 当前用户选择的文件夹.
    browseInfo.lpszTitle = _T("选择文件夹");		// 对话框的标题.
	// 对话框的风格.
    browseInfo.ulFlags = BIF_RETURNFSANCESTORS|BIF_RETURNONLYFSDIRS;
    browseInfo.lpfn = NULL;						// 回调函数为空.
    browseInfo.lParam = 0;						// 此项用于文件夹图标
 
    LPITEMIDLIST lpItemIDList;
    if ((lpItemIDList = ::SHBrowseForFolder(&browseInfo)) != NULL)
    {
		// 从 lpItemIDList 中取得文件夹路径.
		if (::SHGetPathFromIDList(lpItemIDList, pStrFolder))
		{
			// 函数成功返回, 测试 pStrFolder 是否为空字串.
			if (pStrFolder[0] == _T('\0')) 
				return FALSE;
 			// 释放多余的内存,并返回.
			strFolder.ReleaseBuffer(-1);
				return TRUE;
		}
	}
	return FALSE;
}

void CComTestDlg::OnButtonClearout() 
{
	// TODO: Add your control notification handler code here
	m_out.Empty();
	UpdateData();	
}

void CComTestDlg::OnCheckAutosend() 
{
	// TODO: Add your control notification handler code here
	UpdateData();
	if (m_autoSend)
	{
		// 启动线程.
		if (::ResumeThread(m_hThread) == -1)
		{
			::AfxMessageBox( _T("线程启动失败.\n") );
			return;
		}
	}
	else 
	{	// 挂起线程.
		if (::SuspendThread(m_hThread) == -1)
		{
			::AfxMessageBox( _T("线程挂起失败.\n") );
			return;
		}
	}
}

void ThreadFunc(LPVOID lpParam)
{
	CComTestDlg* pDlg = (CComTestDlg *)lpParam;
	while(pDlg->m_autoSend)
	{
		Sleep(pDlg->m_cycle);		// 延时time.
		if (pDlg->m_out.IsEmpty())	// 判断是发送内容是否为空.
			continue;
		pDlg->m_com.Write(pDlg->m_out);
		if (pDlg->m_16out)
		{
			int		len = pDlg->m_out.GetLength()/2;
			UCHAR*	pstr = new UCHAR[len+1];
			pDlg->HexStr2CharStr(pDlg->m_out, pstr, len);
			pstr[len] = '\0';
			pDlg->m_com.Write(pstr, len);
			pDlg->m_TxCount += len;
			delete[] pstr;
		}
		else
		{
			pDlg->m_TxCount += pDlg->m_out.GetLength();
			pDlg->m_com.Write(pDlg->m_out);		// 发送数据.
		}

		CString str;
		str.Format("%d", pDlg->m_TxCount);
		pDlg->m_StatusBar.SetText( _T("TX: ") + str, 2, 0);
	}
}

void CComTestDlg::OnChangeEditOut() 
{
	// TODO: Add your control notification handler code here
	UpdateData();	// 实现同步更新.
}

void CComTestDlg::OnChangeEditCycle() 
{
	// TODO: Add your control notification handler code here
	UpdateData();	// 实现同步更新.
}

void CComTestDlg::OnButtonSend() 
{
	// TODO: Add your control notification handler code here
	if (m_out.IsEmpty())	// 判断是发送内容是否为空.
		return;
	if (m_16out)
	{
		int		len = m_out.GetLength()/2;
		UCHAR*	pstr = new UCHAR[len+1];
		HexStr2CharStr(m_out, pstr, len);
		pstr[len] = '\0';
		m_com.Write(pstr, len);
		m_TxCount += len;
		delete[] pstr;
	}
	else
	{
		m_TxCount += m_out.GetLength();
		m_com.Write(m_out);		// 发送数据.
	}

	CString str;
	str.Format("%d", m_TxCount);
	m_StatusBar.SetText( _T("TX: ") + str, 2, 0);
}

void CComTestDlg::OnButtonSelect() 
{
	// TODO: Add your control notification handler code here
	CFileDialog dlg (TRUE,						// 创建一个打开文件对话框.
					_T("txt"),						// 默认方件的后缀名
					NULL,						// 默认文件名
					OFN_HIDEREADONLY | OFN_OVERWRITEPROMPT, // // 对话框的风格.
					_T("文本文档 (*.txt)|*.txt|所有文件 (*.*)|*.*||") );//文件过滤器.

	if (dlg.DoModal() == IDOK)		// 生成一个打开文件对话框.
	{
		m_sendPath.SetWindowText( dlg.GetPathName() );	// 使文件路径名在编辑框中显示.
	}	
}

void CComTestDlg::OnButtonSendfile() 
{
	// TODO: Add your control notification handler code here
	try
	{
		CString path;
		m_sendPath.GetWindowText(path);
		CFile mFile(path, CFile::modeRead);
		DWORD size = mFile.GetLength();			// 取得文件长度.
		TCHAR*	buffer = new TCHAR[size+1];		// 在堆中申请字串空间.
		size = mFile.ReadHuge(buffer, size);	// 读取文件.
		if (!size)
		{
			::AfxMessageBox( _T("文件为空文件.\n") );
			return;
		}
		mFile.Close();
		buffer[size + 1] = _T('\0');				// 返回文件字数.
		m_com.Write(buffer, size);
		delete[] buffer;
		::AfxMessageBox( _T("文件发送成功.\n") );
	}
	catch(CFileException *e)
	{
		if (e->m_cause == CFileException::badPath)
			::AfxMessageBox( _T("全部或部分路径无效.\n") );
		else if (e->m_cause == CFileException::invalidFile)
			::AfxMessageBox( _T("想使用一个无效的文件句柄.\n") );
		else if (e->m_cause == CFileException::hardIO)
			::AfxMessageBox( _T("硬件错误.\n") );
		else
			::AfxMessageBox( _T("发生未指定错误.\n") );
		e->Delete();
	}
}

void CComTestDlg::OnButtonReset() 
{
	// TODO: Add your control notification handler code here
	// 重置状态栏.
	m_RxCount = 0;
	m_TxCount = 0;
	m_StatusBar.SetText("RX: 0", 1, 0);
	m_StatusBar.SetText("TX: 0", 2, 0);
}

void CComTestDlg::Hex2Char(char const* szHex, UCHAR& rch)
{
	rch = 0;
	for(int i=0; i<2; i++)
	{
		if(*(szHex + i) >='0' && *(szHex + i) <= '9')
			rch = (rch << 4) + (*(szHex + i) - '0');
		else if(*(szHex + i) >='A' && *(szHex + i) <= 'F')
			rch = (rch << 4) + (*(szHex + i) - 'A' + 10);
		else
			break;
	}
}

void CComTestDlg::HexStr2CharStr(char const* pszHexStr, UCHAR* pucCharStr, int iSize)
{
	int i;
	UCHAR ch;
	for(i=0; i<iSize; i++)
	{
		Hex2Char(pszHexStr+2*i, ch);
		pucCharStr[i] = ch;
	}
}