www.gusucode.com > VC++毕业设计-库存管理系统（Access）-源码程序 > VC++毕业设计-库存管理系统（Access）-源码程序/code/源程序/DUnit.cpp

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// DUnit.cpp : implementation file
//

#include "stdafx.h"
#include "商品库存管理系统.h"
#include "DUnit.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif
extern _ConnectionPtr cnn;
extern CMyApp theApp;
/////////////////////////////////////////////////////////////////////////////
// CDUnit dialog


CDUnit::CDUnit(CWnd* pParent /*=NULL*/)
	: CDialog(CDUnit::IDD, pParent)
{
	//{{AFX_DATA_INIT(CDUnit)
		// NOTE: the ClassWizard will add member initialization here
	//}}AFX_DATA_INIT
}


void CDUnit::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CDUnit)
	DDX_Control(pDX, IDC_LSTUnit, m_LstUnit);
	DDX_Control(pDX, IDC_EDTUnit, m_EdtUnit);
	DDX_Control(pDX, IDC_BUTExit, m_ButExit);
	DDX_Control(pDX, IDC_BUTDele, m_ButDele);
	DDX_Control(pDX, IDC_BUTAdd, m_ButAdd);
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(CDUnit, CDialog)
	//{{AFX_MSG_MAP(CDUnit)
	ON_BN_CLICKED(IDC_BUTAdd, OnBUTAdd)
	ON_BN_CLICKED(IDC_BUTExit, OnBUTExit)
	ON_BN_CLICKED(IDC_BUTDele, OnBUTDele)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CDUnit message handlers

void CDUnit::OnOK() 
{
	// TODO: Add extra validation here
	
	//CDialog::OnOK();
}

BOOL CDUnit::OnInitDialog() 
{
	CDialog::OnInitDialog();
	rst.CreateInstance(__uuidof(Recordset));
	rst=cnn->Execute(L"计量单位表",NULL,adCmdTable);
	if(theApp.GetRecordCount(rst)>0)
	{
		this->m_LstUnit.SetRecordset(rst,"名称");
	}
	return TRUE;  // return TRUE unless you set the focus to a control
	              // EXCEPTION: OCX Property Pages should return FALSE
}


void CDUnit::OnBUTAdd() 
{
	CString sUnit,sSQL;
	m_EdtUnit.GetWindowText(sUnit);
	if(sUnit.IsEmpty())
	{
		MessageBox("请输入您要添加的计量单位！","系统提示",MB_OK|MB_ICONSTOP);
		m_EdtUnit.SetFocus();
		return;
	}
	int a=MessageBox("确定要保存此计量单位吗？","系统提示",MB_OKCANCEL|MB_ICONQUESTION);
	if(a==1)
	{
		int NewID=theApp.AutoNumber(0,"计量单位表");
		sSQL.Format("Insert Into 计量单位表 values(%d,'%s')",NewID,sUnit);	
		cnn->Execute((_bstr_t)sSQL,NULL,adCmdText);
		m_EdtUnit.SetWindowText("");
		m_LstUnit.UpDating();
		m_LstUnit.SetFocus();
	}
}

void CDUnit::OnBUTExit() 
{
	this->OnCancel();	
}

void CDUnit::OnBUTDele() 
{
	CString sUnit,sSQL;
	m_LstUnit.GetText(m_LstUnit.GetCurSel(),sUnit);
	if(sUnit.IsEmpty())
	{
		MessageBox("请选择一个计量单位！","系统提示",MB_OK|MB_ICONSTOP);
		m_LstUnit.SetFocus();
	}
	int a=MessageBox("确定要删除此计量单位吗？","系统提示",MB_OKCANCEL|MB_ICONQUESTION);
	if(a==1)
	{
		sSQL.Format("Delete from 计量单位表 Where 名称='%s'",sUnit);	
		try{
		cnn->Execute((_bstr_t)sSQL,NULL,adCmdText);
		}
		catch(...)
		{
			MessageBox("无法删除此计量单位！","系统提示",MB_OK|MB_ICONSTOP);
		}
		m_EdtUnit.SetWindowText("");
		m_LstUnit.UpDating();
		m_LstUnit.SetFocus();	
	}
}