stsitemdlg.cpp

VC++做的汽车维修管理系统,很有参考价值的,附上源码与说明文档.

// StsItemDlg.cpp : implementation file
//

#include "stdafx.h"
#include "CarService.h"
#include "StsItemDlg.h"
#include "COMDEF.H"
#include "Columns.h"
#include "Column.h"
#include "_Recordset.h"

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

/////////////////////////////////////////////////////////////////////////////
// CStsItemDlg dialog


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


void CStsItemDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CStsItemDlg)
	DDX_Control(pDX, IDC_ADODC1, m_Adodc);
	DDX_Control(pDX, IDC_DATAGRID1, m_Datagrid);
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(CStsItemDlg, CDialog)
	//{{AFX_MSG_MAP(CStsItemDlg)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CStsItemDlg message handlers

BOOL CStsItemDlg::OnInitDialog() 
{
	CDialog::OnInitDialog();
	
	// TODO: Add extra initialization here
	RefreshData();
	return TRUE;  // return TRUE unless you set the focus to a control
	              // EXCEPTION: OCX Property Pages should return FALSE
}
// 更新数据
void CStsItemDlg::RefreshData()
{
	UpdateData(TRUE);
	// 设置Select语句
	CString cSource = "SELECT i.ItemName AS 项目名称, "
		"(Case  When Sum(l.ItemCount) Is Null Then 0 Else SUM(l.ItemCount) End) AS 使用数量,"
		"(Case When Sum(l.ItemSum) Is Null Then 0 Else SUM(l.ItemSum) End) AS 费用总额 "
		" FROM Items i Left Join ListItem l On i.ItemId=l.ItemId"
		" Group By i.ItemName ";

	//刷新ADO Data控件的记录源
	m_Adodc.SetRecordSource(cSource);
	m_Adodc.Refresh();
	
	//设置列宽度
	_variant_t vIndex;
	vIndex = long(0);
	m_Datagrid.GetColumns().GetItem(vIndex).SetWidth(180);
	vIndex = long(1);
	m_Datagrid.GetColumns().GetItem(vIndex).SetWidth(100);
	vIndex = long(2);
	m_Datagrid.GetColumns().GetItem(vIndex).SetWidth(100);
}