dialogscale.cpp

这是本人两年前兼职为某个公司做的石油钻进设计软件

// DialogScale.cpp : implementation file
//

#include "stdafx.h"
#include "CVenus.h"
#include "DialogScale.h"
#include "MainFrm.h"

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

/////////////////////////////////////////////////////////////////////////////
// CDialogScale dialog


CDialogScale::CDialogScale(CWnd* pParent /*=NULL*/)
	: CDialog(CDialogScale::IDD, pParent)
{
	//{{AFX_DATA_INIT(CDialogScale)
	m_fScale = 1.0f;
	//}}AFX_DATA_INIT
	m_pParent = pParent;
}


void CDialogScale::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CDialogScale)
	DDX_Control(pDX, IDC_SPIN_SCALE, m_spinScale);
	DDX_Text(pDX, IDC_EDIT1, m_fScale);
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(CDialogScale, CDialog)
	//{{AFX_MSG_MAP(CDialogScale)
	ON_WM_DESTROY()
	ON_NOTIFY(UDN_DELTAPOS, IDC_SPIN_SCALE, OnDeltaposSpinScale)
	ON_EN_CHANGE(IDC_EDIT1, OnChangeEdit1)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CDialogScale message handlers

void CDialogScale::SetScale(float scale)
{
	m_fScaleUser = scale;
}

float CDialogScale::GetScale()
{
	return m_fScaleUser;
}

BOOL CDialogScale::OnInitDialog() 
{
	CDialog::OnInitDialog();
	
	// TODO: Add extra initialization here
	if(m_fScaleUser < 1) 
		m_fScaleUser = 1;
	if(m_fScaleUser > 10)
		m_fScaleUser = 10;
	m_fScale = m_fScaleUser;

	UpdateData(false);	// add by lzj

	m_spinScale.SetBuddy (GetDlgItem( IDC_EDIT2));
	m_spinScale.SetRange (10,100);
	m_spinScale.SetPos ((int)m_fScale*10);
	
	return TRUE;  // return TRUE unless you set the focus to a control
	              // EXCEPTION: OCX Property Pages should return FALSE
}

void CDialogScale::OnDestroy() 
{
	CDialog::OnDestroy();
	
	UpdateData();
	m_fScaleUser = m_fScale;
	
}

void CDialogScale::PostNcDestroy() 
{
	// TODO: Add your specialized code here and/or call the base class
	((CMainFrame*)m_pParent)->DestroyScale();
	delete this;
	
	CDialog::PostNcDestroy();
}


void CDialogScale::OnDeltaposSpinScale(NMHDR* pNMHDR, LRESULT* pResult) 
{
	NM_UPDOWN* pNMUpDown = (NM_UPDOWN*)pNMHDR;
	// TODO: Add your control notification handler code here
	UpdateData();
	m_fScale = (float)(m_spinScale.GetPos ())/10.0f;
	m_fScaleUser = m_fScale;	
	UpdateData(FALSE);
	((CMainFrame*)m_pParent)->RedrawPic ();	
	
	*pResult = 0;
}

void CDialogScale::OnChangeEdit1() 
{
	// 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
	UpdateData();

	if(m_fScale < 1.0 || m_fScale > 10.0)
	{
		m_fScale = m_fScaleUser;
		MessageBox("  你只能输入1和10之间的实数!", "警告");
		UpdateData(false);
	}
	else
	{
		m_fScaleUser = m_fScale;
		m_spinScale.SetPos ((int)m_fScale*10);
		UpdateData(FALSE);
		((CMainFrame*)m_pParent)->RedrawPic ();	
	}
	
}

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

void CDialogScale::OnCancel() 
{
	// TODO: Add extra cleanup here
	DestroyWindow();
	
//	CDialog::OnCancel();
}