inputlinestartendnode.cpp

这是书上的代码

// InputLineStartEndNode.cpp : implementation file
//

#include "stdafx.h"
#include "const.h"
#include "paintobj.h"
#include "InputLineStartEndNode.h"

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

/////////////////////////////////////////////////////////////////////////////
// CInputLineStartEndNode dialog


CInputLineStartEndNode::CInputLineStartEndNode(CWnd* pParent /*=NULL*/)
	: CDialog(CInputLineStartEndNode::IDD, pParent)
{
	//{{AFX_DATA_INIT(CInputLineStartEndNode)
	m_uStartx = 0.0;
	m_uStarty = 0.0;
	m_uEndx = 0.0;
	m_uEndy = 0.0;
	//}}AFX_DATA_INIT
}


void CInputLineStartEndNode::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CInputLineStartEndNode)
	DDX_Control(pDX, IDC_EDIT4, m_endy);
	DDX_Control(pDX, IDC_EDIT3, m_endx);
	DDX_Control(pDX, IDC_EDIT2, m_starty);
	DDX_Control(pDX, IDC_EDIT1, m_startx);
	DDX_Text(pDX, IDC_EDIT1, m_uStartx);
	DDX_Text(pDX, IDC_EDIT2, m_uStarty);
	DDX_Text(pDX, IDC_EDIT3, m_uEndx);
	DDX_Text(pDX, IDC_EDIT4, m_uEndy);
	//}}AFX_DATA_MAP
}


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

/////////////////////////////////////////////////////////////////////////////
// CInputLineStartEndNode message handlers

int CInputLineStartEndNode::DoModal(int nParameter,BOOL bAngleLength) 
{
	// TODO: Add your specialized code here and/or call the base class
	m_nParameter=nParameter;
	m_bAngleLength=bAngleLength;
	return CDialog::DoModal();
}

BOOL CInputLineStartEndNode::OnInitDialog() 
{
	CDialog::OnInitDialog();
	
	// TODO: Add extra initialization here
	if (m_nParameter == 1)
	{
		m_startx.EnableWindow(FALSE);
		m_starty.EnableWindow(FALSE);
	}
	else
	{
		m_startx.EnableWindow(TRUE);
		m_starty.EnableWindow(TRUE);
	}
	if (m_bAngleLength)
	{
		m_endx.EnableWindow(FALSE);
		m_endy.EnableWindow(FALSE);
	}
	else
	{
		m_endx.EnableWindow(TRUE);
		m_endy.EnableWindow(TRUE);
	}
	return TRUE;  // return TRUE unless you set the focus to a control
	              // EXCEPTION: OCX Property Pages should return FALSE
}