www.gusucode.com > VC++下的串行数据通信以及八个串口编程实例- > VC++下的串行数据通信以及八个串口编程实例-/第7章 智能安防报警系统/BufDlg.cpp

    // BufDlg.cpp : implementation file
//

#include "stdafx.h"
#include "Alert.h"
#include "BufDlg.h"

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

/////////////////////////////////////////////////////////////////////////////
// CBufDlg dialog


CBufDlg::CBufDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CBufDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CBufDlg)
	m_bfCode = _T("");
	m_bfName = _T("");
	m_bfNumber = _T("");
	//}}AFX_DATA_INIT
	m_nAct=0;
}


void CBufDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CBufDlg)
	DDX_Text(pDX, IDC_EDITCODE, m_bfCode);
	DDX_Text(pDX, IDC_EDITNAME, m_bfName);
	DDX_Text(pDX, IDC_EDITPORT, m_bfNumber);
	//}}AFX_DATA_MAP

	if(pDX->m_bSaveAndValidate)
	{
		CButton* pButton=(CButton*)GetDlgItem(IDC_RADIO1);
		if(pButton->GetCheck())
			m_bfProperty="串口";
		else
		{
			pButton=(CButton*)GetDlgItem(IDC_RADIO2);
			if(pButton->GetCheck())
				m_bfProperty="并口";
			else
				m_bfProperty="";
		}

		pButton=(CButton*)GetDlgItem(IDC_RADIO3);
		if(pButton->GetCheck())
			m_bfInUse="启用";
		else
		{
			pButton=(CButton*)GetDlgItem(IDC_RADIO4);
			if(pButton->GetCheck())
				m_bfInUse="禁用";
			else
				m_bfInUse="";
		}

		while(m_bfCode.GetLength()<8)
		{
			m_bfCode.Insert(0,'0');
		}
	}
	else
	{
		if(m_bfProperty=="串口")
		{
			CButton* pButton=(CButton*)GetDlgItem(IDC_RADIO1);
			pButton->SetCheck(TRUE);
		}
		if(m_bfProperty=="并口")
		{
			CButton* pButton=(CButton*)GetDlgItem(IDC_RADIO2);
			pButton->SetCheck(TRUE);
		}
		if(m_bfInUse=="启用")
		{
			CButton* pButton=(CButton*)GetDlgItem(IDC_RADIO3);
			pButton->SetCheck(TRUE);
		}
		if(m_bfInUse=="禁用")
		{	
			CButton* pButton=(CButton*)GetDlgItem(IDC_RADIO4);
			pButton->SetCheck(TRUE);
		}
	}
}


BEGIN_MESSAGE_MAP(CBufDlg, CDialog)
	//{{AFX_MSG_MAP(CBufDlg)
	ON_EN_CHANGE(IDC_EDITCODE, OnChangeEditcode)
	ON_EN_CHANGE(IDC_EDITPORT, OnChangeEditport)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CBufDlg message handlers

BOOL CBufDlg::OnInitDialog() 
{
	// TODO: Add extra initialization here
	CSetParaDlg* pWnd=(CSetParaDlg*)GetParent();
	m_nAct = pWnd->m_nAct;
	if(m_nAct==1)			//修改动作，初始化参数
	{
		//初始化bfname,bfcode,porperty,number等
		pWnd->m_bfList.GetItemText(pWnd->m_nSel,0,m_bfName.GetBuffer(100),100);
		pWnd->m_bfList.GetItemText(pWnd->m_nSel,1,m_bfCode.GetBuffer(100),100);
		pWnd->m_bfList.GetItemText(pWnd->m_nSel,2,m_bfProperty.GetBuffer(100),100);
		pWnd->m_bfList.GetItemText(pWnd->m_nSel,3,m_bfNumber.GetBuffer(100),100);
		pWnd->m_bfList.GetItemText(pWnd->m_nSel,4,m_bfInUse.GetBuffer(100),100);
		m_bfName.ReleaseBuffer();
		m_bfCode.ReleaseBuffer();
		m_bfProperty.ReleaseBuffer();
		m_bfNumber.ReleaseBuffer();
		m_bfInUse.ReleaseBuffer();	
	}

	CDialog::OnInitDialog();

	return TRUE;  // return TRUE unless you set the focus to a control
	              // EXCEPTION: OCX Property Pages should return FALSE
}

void CBufDlg::OnOK() 
{
	// TODO: Add extra validation here
	if (!UpdateData(TRUE))
	{
		TRACE0("UpdateData failed during dialog termination.\n");
		// the UpdateData routine will set focus to correct item
		return;
	}

	//数据检查并给以提示
	if(!DataCheck())
	{
		::AfxMessageBox("数据不完整或不符合要求，请检查");
		return;
	}
	//根据不同操作采取不同的action
	if(m_nAct==0)
	{
		AddNew();
	}
	if(m_nAct==1)
	{
		Editbf();
	}

	EndDialog(IDOK);
}

void CBufDlg::AddNew()
{
	_RecordsetPtr r;
	r.CreateInstance(_uuidof(Recordset));
	CString s="select * from bufangset";
	_bstr_t bs=s.AllocSysString();
	TRY
	{
		CAlertApp* pApp=(CAlertApp*)::AfxGetApp();
		r->Open(bs,(IDispatch*)pApp->m_pConnection,adOpenDynamic,adLockOptimistic,adCmdText);
		r->AddNew();
		FillRecord(r);
		r->Update();
	
		//将list更新
		CSetParaDlg* pWnd=(CSetParaDlg*)GetParent();
		int nItem = pWnd->m_bfList.InsertItem(pWnd->m_bfList.GetItemCount(),m_bfName);
		pWnd->m_bfList.SetItemText(nItem,1,m_bfCode);
		pWnd->m_bfList.SetItemText(nItem,2,m_bfProperty);
		pWnd->m_bfList.SetItemText(nItem,3,m_bfNumber);
		pWnd->m_bfList.SetItemText(nItem,4,m_bfInUse);
	}
	CATCH(CException,e)
	{
		e->ReportError();
		::AfxMessageBox("请再次检查数据");
	}
	END_CATCH
	r->Close();
	r=NULL;
}

void CBufDlg::FillRecord(_RecordsetPtr r)
{
	r->PutCollect("bfname",m_bfName.AllocSysString());
	r->PutCollect("property",m_bfProperty.AllocSysString());

	long code=binstr2i(m_bfCode);
	long number=atoi(m_bfNumber.GetBuffer(50));
	m_bfNumber.ReleaseBuffer();
	r->PutCollect("bfcode",COleVariant(code));
	r->PutCollect("number",COleVariant(number));

	VARIANT t;
	t.vt=VT_BOOL;
	if(m_bfInUse=="启用")
		t.boolVal=TRUE;
	else
		t.boolVal=FALSE;
	r->PutCollect("promote",t);
}

void CBufDlg::Editbf()
{
	_RecordsetPtr r;
	r.CreateInstance(_uuidof(Recordset));
	
	CSetParaDlg* pWnd=(CSetParaDlg*)GetParent();
	CString tempbfName;
	pWnd->m_bfList.GetItemText(pWnd->m_nSel,0,tempbfName.GetBuffer(100),100);
	tempbfName.ReleaseBuffer();
	CString s="select * from BufangSet where bfname = '" +tempbfName + "'";
	_bstr_t bs=s.AllocSysString();
	TRY
	{
		CAlertApp* pApp=(CAlertApp*)::AfxGetApp();
		r->Open(bs,(IDispatch*)pApp->m_pConnection,adOpenDynamic,adLockOptimistic,adCmdText);
		FillRecord(r);
		r->Update();
	
		//将list更新
		CSetParaDlg* pWnd=(CSetParaDlg*)GetParent();
		pWnd->m_bfList.SetItemText(pWnd->m_nSel,0,m_bfName);
		pWnd->m_bfList.SetItemText(pWnd->m_nSel,1,m_bfCode);
		pWnd->m_bfList.SetItemText(pWnd->m_nSel,2,m_bfProperty);
		pWnd->m_bfList.SetItemText(pWnd->m_nSel,3,m_bfNumber);
		pWnd->m_bfList.SetItemText(pWnd->m_nSel,4,m_bfInUse);
	}
	CATCH(CException,e)
	{
		::AfxMessageBox("请再次检查数据");
		e->ReportError();
	}
	END_CATCH
	r->Close();
	r=NULL;
}

BOOL CBufDlg::DataCheck()
{
	if((m_bfCode=="") || (m_bfName=="") ||(m_bfNumber=="") ||(m_bfInUse=="")||(m_bfProperty==""))
		return FALSE;
	CSetParaDlg* pWnd=(CSetParaDlg*)GetParent();
	for(int i=0; i< pWnd->m_bfList.GetItemCount();i++)
	{
		//注意,此处逻辑与vb程序不同
		if(i==pWnd->m_nSel) continue;
		CString bfCode,bfProperty;
		pWnd->m_bfList.GetItemText(i,1,bfCode.GetBuffer(100),100);
		pWnd->m_bfList.GetItemText(i,2,bfProperty.GetBuffer(100),100);
		bfCode.ReleaseBuffer();
		bfProperty.ReleaseBuffer();

		if((binstr2i(bfCode)==binstr2i(m_bfCode))&&(bfProperty==m_bfProperty))
			return FALSE;
	}
	return TRUE;
}


void CBufDlg::OnChangeEditcode() 
{
	// TODO: If this is a RICHEDIT control, the control will not
	// send this notification unless you override the CDialog::OnInitDialog()
	// function and call CRichEditCtrl().SetEventMask()
	// with the ENM_CHANGE flag ORed into the mask.
	
	// TODO: Add your control notification handler code here

	//事件编码的键盘输入限制条件:0、1，最大输入长度为8
	CEdit* pEdit=(CEdit*)GetDlgItem(IDC_EDITCODE);
	CString str;
	pEdit->GetWindowText(str);
	if(str.GetLength()>8)
		pEdit->SetWindowText(str.Left(8));		
	for(int i=0; i<str.GetLength();i++)
	{
		if(str[i]!='0'&&str[i]!='1')
		{
			::AfxMessageBox("触发事件码应为0,1代码");
			pEdit->SetWindowText(str.Left(i));
			break;
		}
	}
}


void CBufDlg::OnChangeEditport() 
{
	// TODO: If this is a RICHEDIT control, the control will not
	// send this notification unless you override the CDialog::OnInitDialog()
	// function and call CRichEditCtrl().SetEventMask()
	// with the ENM_CHANGE flag ORed into the mask.
	
	// TODO: Add your control notification handler code here
	CString NUM="0123456789";
	CEdit* pEdit=(CEdit*)GetDlgItem(IDC_EDITPORT);
	CString str;
	pEdit->GetWindowText(str);

	//判断端口编号是否为数字
	for(int i=0;i<str.GetLength();i++)
	{
		if(NUM.Find(str[i])==-1)
		{
			::AfxMessageBox("端口编号应为数字");
			pEdit->SetWindowText(str.Left(i));
			return;
		}
	}

    //如果端口编号是数字的话再分别按照端口类型判断
    //option1:串行端口
	CButton* pButton=(CButton*)GetDlgItem(IDC_RADIO1);
	if(pButton->GetCheck())
	{
		if(atoi(str.GetBuffer(50))>16)
		{
			::AfxMessageBox("串口编号范围在0-16之间");
			pEdit->SetWindowText("");
		}
		str.ReleaseBuffer();
	}
	pButton=(CButton*)GetDlgItem(IDC_RADIO2);
	if(pButton->GetCheck())
	{
		if(atoi(str.GetBuffer(50))>65535)
		{
			::AfxMessageBox("并口编号范围在0-65535之间");
			pEdit->SetWindowText("");
		}
		str.ReleaseBuffer();
	}
}