modelsel.cpp

开发的锌流量计算程序

// ModelSel.cpp : implementation file
//

#include "stdafx.h"
#include "ShaoYe.h"
#include "ModelSel.h"
#include "modelset.h"
#include "global_fun.h"

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

/////////////////////////////////////////////////////////////////////////////
// CModelSel dialog
extern CString model_date;//模型建立日期
extern float model_parameter_tare;//皮重
extern float model_parameter_a;//常数项
extern float model_parameter_b;//一次项系数
extern float model_parameter_c;//二次向系数


CModelSel::CModelSel(CWnd* pParent /*=NULL*/)
	: CDialog(CModelSel::IDD, pParent)
{
	//{{AFX_DATA_INIT(CModelSel)
	m_str1 = _T("");
	m_str2 = _T("");
	m_str3 = _T("");
	m_str4 = _T("");
	//}}AFX_DATA_INIT
}


void CModelSel::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CModelSel)
	DDX_Control(pDX, IDC_MODEL_SEL, m_model_set);
	DDX_Text(pDX, IDC_EDIT2, m_str1);
	DDX_Text(pDX, IDC_EDIT3, m_str2);
	DDX_Text(pDX, IDC_EDIT4, m_str3);
	DDX_Text(pDX, IDC_EDIT5, m_str4);
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(CModelSel, CDialog)
	//{{AFX_MSG_MAP(CModelSel)
	ON_LBN_SELCHANGE(IDC_MODEL_SEL, OnSelchangeModelSel)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CModelSel message handlers

BOOL CModelSel::OnInitDialog() 
{
	CDialog::OnInitDialog();
	int sel_index,temp_index=0;
	
	// TODO: Add extra initialization here
	CModelSet modelset;
	modelset.Open();
	modelset.MoveFirst();
	while(!modelset.IsEOF())
	{
		temp_index++;
		if(modelset.m_selected)
		{
			sel_index=temp_index-1;
			m_str1.Format("%6.4f",modelset.m_const);
			m_str2.Format("%6.4f",modelset.m_first);
			m_str3.Format("%6.4f",modelset.m_second);
			m_str4.Format("%6.4f",modelset.m_tare);
		}
		m_model_set.AddString(modelset.m_date);
		modelset.MoveNext();
	}
	modelset.Close();
	m_model_set.SetCurSel(sel_index);
	UpdateData(false);
	return TRUE;  // return TRUE unless you set the focus to a control
	              // EXCEPTION: OCX Property Pages should return FALSE
}

void CModelSel::OnOK() 
{
	// TODO: Add extra validation here
	CString strdate;
	m_model_set.GetText(m_model_set.GetCurSel(),strdate);
	CModelSet modelset;
	modelset.Open();
	modelset.MoveFirst();
	while(!modelset.IsEOF())
	{
    	modelset.Edit();
		modelset.m_selected=false;
    	modelset.Update();
		modelset.MoveNext();
	}
	modelset.Close();
	CString SQL="SELECT * FROM test where [日期]='"+strdate+"'";
	modelset.Open(dbOpenDynaset,SQL);
	model_date=modelset.m_date;
	model_parameter_a=modelset.m_const;//常数项
	model_parameter_b=modelset.m_first;//一次项系数
	model_parameter_c=modelset.m_second;//二次项系数
	model_parameter_tare=modelset.m_tare;//皮重
	modelset.Edit();
	modelset.m_selected=true;
	modelset.Update();
	modelset.Close();
	CDialog::OnOK();
}

void CModelSel::OnSelchangeModelSel() 
{
	// TODO: Add your control notification handler code here
	CModelSet modelset;
	CString strdate;
	m_model_set.GetText(m_model_set.GetCurSel(),strdate);
	CString SQL="SELECT * FROM test where [日期]='"+strdate+"'";
	modelset.Open(dbOpenDynaset,SQL);
	m_str1.Format("%6.4f",modelset.m_const);
	m_str2.Format("%6.4f",modelset.m_first);
	m_str3.Format("%6.4f",modelset.m_second);
	m_str4.Format("%6.4f",modelset.m_tare);
	modelset.Close();
	UpdateData(false);
}