ADO-ODBC

Development Platform:
Visual C++

ChuKuDlg.cpp：Code Content
							// ChuKuDlg.cpp : implementation file
//
#include "stdafx.h"
#include "库存管理.h"
#include "ChuKuDlg.h"
#include "Cargo.h"
#include "Typer.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif
/////////////////////////////////////////////////////////////////////////////
// CChuKuDlg dialog
CChuKuDlg::CChuKuDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CChuKuDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CChuKuDlg)
	m_type = _T("");
	m_sendperson = _T("");
	m_sendcompany = _T("");
	m_rperson = _T("");
	m_place = _T("");
	m_number = 0;
	m_name = _T("");
	m_id = _T("");
	m_chuchangdate = COleDateTime::GetCurrentTime();
	m_chukudate = COleDateTime::GetCurrentTime();
	//}}AFX_DATA_INIT
}
void CChuKuDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CChuKuDlg)
	DDX_Control(pDX, IDC_Type, m_typer);
	DDX_Control(pDX, IDC_BUTTON2, m_button2);
	DDX_Control(pDX, IDC_PICTURE, m_picture);
	DDX_CBString(pDX, IDC_Type, m_type);
	DDX_Text(pDX, IDC_SendPerson, m_sendperson);
	DDX_Text(pDX, IDC_SendCompany, m_sendcompany);
	DDX_Text(pDX, IDC_RPerson, m_rperson);
	DDX_Text(pDX, IDC_Place, m_place);
	DDX_Text(pDX, IDC_Number, m_number);
	DDX_Text(pDX, IDC_Name, m_name);
	DDX_Text(pDX, IDC_ID, m_id);
	DDX_DateTimeCtrl(pDX, IDC_ChuChangDate, m_chuchangdate);
	DDX_DateTimeCtrl(pDX, IDC_ChuKuDate, m_chukudate);
	//}}AFX_DATA_MAP
}
BEGIN_MESSAGE_MAP(CChuKuDlg, CDialog)
	//{{AFX_MSG_MAP(CChuKuDlg)
	ON_BN_CLICKED(IDC_BUTTON1, OnButton1)
	ON_BN_CLICKED(IDC_BUTTON3, OnButton3)
	ON_BN_CLICKED(IDC_BUTTON2, OnButton2)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()
/////////////////////////////////////////////////////////////////////////////
// CChuKuDlg message handlers
void CChuKuDlg::OnButton1() 
{
	// TODO: Add your control notification handler code here
	CFileDialog m_dialog (true,"bmp",NULL,OFN_HIDEREADONLY | OFN_OVERWRITEPROMPT,"位图文件(*.bmp)|*.bmp",this);
	if (m_dialog.DoModal()==IDOK)
	{
		//取得图片的完整路径
		strText = m_dialog.GetPathName();
	//	HBITMAP m_hBitmap;
		m_hbitmap=(HBITMAP)::LoadImage(AfxGetInstanceHandle(),strText,IMAGE_BITMAP,0,0,LR_LOADFROMFILE|LR_DEFAULTCOLOR|LR_DEFAULTSIZE);
		if (m_hbitmap != NULL)
		{
			//使用控件显示图片
		//	m_picture.SetBitmap(m_hBitmap);
			CDC* pDC = m_picture.GetDC();
			CRect r;
			m_picture.GetClientRect(&r);
			//将位图选进设备场景中
			CDC memdc;	
			memdc.CreateCompatibleDC( pDC );
			memdc.SelectObject(m_hbitmap);
			BITMAP bmp;
			GetObject(m_hbitmap,sizeof(bmp),&bmp);
			pDC->StretchBlt(r.left,r.top,r.Width(),r.Height(),&memdc,0,0,
					bmp.bmWidth,bmp.bmHeight,SRCCOPY);	
			memdc.DeleteDC();
		}
	}
}
void CChuKuDlg::OnButton3() 
{
	// TODO: Add your control notification handler code here
	CDialog::OnCancel();
}
void CChuKuDlg::OnButton2() 
{
	// TODO: Add your control notification handler code here
	UpdateData(true);
	CCargo set;//数据库连接变量
	CString str;
	m_button2.GetWindowText(str);
	if(str=="出库")
	{
		enable();
	}
	else
	{
		HBITMAP m_hbitmap;//关联图片的变量
	//	m_hbitmap = m_picture.GetBitmap();
		CString dates,chukudate;
		dates = m_chuchangdate.Format("%Y-%m-%d");
		chukudate = m_chukudate.Format("%Y-%m-%d");
		if(m_hbitmap == NULL)
		{
			MessageBox("请从磁盘中加载图片","提示");
			return;
		}		
//		m_pConnection->Close();
		m_pRecordset.CreateInstance(_uuidof(Recordset));
		m_pRecordset->Open("select * from kucun",m_pConnection.GetInterfacePtr()
			,adOpenDynamic,adLockOptimistic,adCmdText);
		try
		{
			m_pRecordset->AddNew();//添加新行
			VARIANT	 m_bitdata;
			CFile m_file (strText,CFile::modeRead);
			DWORD m_filelen = m_file.GetLength()+1;
			char * m_bitbuffer = new char[m_filelen];
			m_file.ReadHuge(m_bitbuffer,m_filelen);
			m_file.Close();
			m_bitdata.vt= VT_ARRAY|VT_UI1;
			SAFEARRAY * m_psafe;
			SAFEARRAYBOUND m_band;
			m_band.cElements = m_filelen;
			m_band.lLbound = 0;
			m_psafe = SafeArrayCreate(VT_UI1,1,&m_band);
			for(long i=0; i < m_filelen ; i++)
			{
				SafeArrayPutElement(m_psafe,&i,m_bitbuffer++);
			}	
			m_bitdata.parray = m_psafe;
			m_pRecordset->GetFields()->GetItem("id")->Value = (_bstr_t)m_id;
			m_pRecordset->GetFields()->GetItem("names")->Value = (_bstr_t)m_name;
			m_pRecordset->GetFields()->GetItem("types")->Value = (_bstr_t)m_type;
			m_pRecordset->GetFields()->GetItem("number")->Value = (_bstr_t)m_number;
			m_pRecordset->GetFields()->GetItem("place")->Value = (_bstr_t)m_place;
			m_pRecordset->GetFields()->GetItem("companyname")->Value = (_bstr_t)m_sendcompany;
			m_pRecordset->GetFields()->GetItem("dates")->Value = (_bstr_t)dates;
			m_pRecordset->GetFields()->GetItem("rukudate")->Value = (_bstr_t)chukudate;
			m_pRecordset->GetFields()->GetItem("sendpeople")->Value = (_bstr_t)m_sendperson;
			m_pRecordset->GetFields()->GetItem("people")->Value = (_bstr_t)m_rperson;
			m_pRecordset->GetFields()->GetItem("remark")->Value = ("出库");
			m_pRecordset->GetFields()->GetItem("picture")->AppendChunk(&m_bitdata);
			m_pRecordset->Update();
			m_pRecordset->Close();
			m_pConnection->Close();
		}
		catch(...)
		{
			MessageBox("操作失败,请检查货品编号","提示");
			return;
		}
		Clear();
		enable();
		MessageBox("操作成功.");
	}
}
void CChuKuDlg::Clear()
{
	m_id = "";
	m_name = "";
	m_number = 0;
	m_place = "";
	m_rperson = "";
	m_sendperson = "";
	m_sendcompany = "";
	m_type = "";
	UpdateData(false);
}
BOOL CChuKuDlg::OnInitDialog() 
{
	CDialog::OnInitDialog();
	// TODO: Add extra initialization here
	::CoInitialize(NULL);
	try
	{
		m_pConnection.CreateInstance("ADODB.Connection");
		CString strConnect="Provider=Microsoft.Jet.OLEDB.4.0;
            Data Source=./cargo.mdb;Persist Security Info=False";
		m_pConnection->Open((_bstr_t)strConnect,"","",adModeUnknown);
	}
	catch(_com_error e)
	{
		AfxMessageBox("数据库连接错误",0,0);
	}
	combo();
	return TRUE;  // return TRUE unless you set the focus to a control
	              // EXCEPTION: OCX Property Pages should return FALSE
}
void CChuKuDlg::enable()
{
	CString str;
	m_button2.GetWindowText(str);
	if(str=="出库")
	{
		GetDlgItem(IDC_Name)->EnableWindow(true);
		GetDlgItem(IDC_ID)->EnableWindow(true);
		GetDlgItem(IDC_Type)->EnableWindow(true);
		GetDlgItem(IDC_Number)->EnableWindow(true);
		GetDlgItem(IDC_Place)->EnableWindow(true);
		GetDlgItem(IDC_SendPerson)->EnableWindow(true);
		GetDlgItem(IDC_RPerson)->EnableWindow(true);
		GetDlgItem(IDC_SendCompany)->EnableWindow(true);
		GetDlgItem(IDC_ChuChangDate)->EnableWindow(true);
		GetDlgItem(IDC_ChuKuDate)->EnableWindow(true);
		m_button2.SetWindowText("保存");
		UpdateData();
	}
	else
	{
		GetDlgItem(IDC_Name)->EnableWindow(false);
		GetDlgItem(IDC_ID)->EnableWindow(false);
		GetDlgItem(IDC_Type)->EnableWindow(false);
		GetDlgItem(IDC_Number)->EnableWindow(false);
		GetDlgItem(IDC_Place)->EnableWindow(false);
		GetDlgItem(IDC_SendPerson)->EnableWindow(false);
		GetDlgItem(IDC_RPerson)->EnableWindow(false);
		GetDlgItem(IDC_SendCompany)->EnableWindow(false);
		GetDlgItem(IDC_ChuChangDate)->EnableWindow(false);
		GetDlgItem(IDC_ChuKuDate)->EnableWindow(false);
		m_button2.SetWindowText("出库");
		UpdateData();
	}
}
void CChuKuDlg::ExitConnect()
{
	if(m_pRecordset!=NULL)
		m_pRecordset->Close();
	m_pConnection->Close();
}
void CChuKuDlg::combo()
{
	CTyper set;
	CString sql;
	sql.Format("select * from typer");
	m_type.Empty();
	int count=0;
	CString str;
	if(set.IsOpen())
	{
		set.Close();
		return;
	}
	else
	{
		set.Open(AFX_DB_USE_DEFAULT_TYPE,sql);
		while(!set.IsEOF())
		{
			m_typer.AddString(set.m_type);
			set.MoveNext();
		}
	}
	UpdateData(false);
}

						