ex04_formview.cpp

华东理工大学李英所著《Visual C++编程与项目开发》的源代码。 本书简明扼要

// Ex04_FormView.cpp : implementation file
//

#include "stdafx.h"
#include "Ex04_3.h"
#include "Ex04_FormView.h"

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

/////////////////////////////////////////////////////////////////////////////
// CEx04_FormView

IMPLEMENT_DYNCREATE(CEx04_FormView, CFormView)

CEx04_FormView::CEx04_FormView()
	: CFormView(CEx04_FormView::IDD)
{
	//{{AFX_DATA_INIT(CEx04_FormView)
	m_x0 = 0;
	m_x1 = 0;
	m_y0 = 0;
	m_y1 = 0;
	//}}AFX_DATA_INIT
}

CEx04_FormView::~CEx04_FormView()
{
}

void CEx04_FormView::DoDataExchange(CDataExchange* pDX)
{
	CFormView::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CEx04_FormView)
	DDX_Text(pDX, IDC_X0, m_x0);
	DDX_Text(pDX, IDC_X1, m_x1);
	DDX_Text(pDX, IDC_Y0, m_y0);
	DDX_Text(pDX, IDC_Y1, m_y1);
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(CEx04_FormView, CFormView)
	//{{AFX_MSG_MAP(CEx04_FormView)
	ON_BN_CLICKED(IDC_BUTTON_OK, OnButtonOk)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CEx04_FormView diagnostics

#ifdef _DEBUG
void CEx04_FormView::AssertValid() const
{
	CFormView::AssertValid();
}

void CEx04_FormView::Dump(CDumpContext& dc) const
{
	CFormView::Dump(dc);
}
#endif //_DEBUG

/////////////////////////////////////////////////////////////////////////////
// CEx04_FormView message handlers
CEx04_3Doc* CEx04_FormView::GetDocument()
{
	ASSERT(m_pDocument-> IsKindOf(RUNTIME_CLASS(CEx04_3Doc)));
    return (CEx04_3Doc*)m_pDocument;
}


void CEx04_FormView::OnInitialUpdate() 
{
	CFormView::OnInitialUpdate();
	
	// TODO: Add your specialized code here and/or call the base class
	CEx04_3Doc* pDoc = GetDocument();
	ASSERT_VALID(pDoc);
	m_x0=pDoc->x0;
	m_y0=pDoc->y0;
	m_x1=pDoc->x1;
	m_y1=pDoc->y1;
	UpdateData(false);
}
void CEx04_FormView::OnButtonOk() 
{
	// TODO: Add your control notification handler code here
	CEx04_3Doc* pDoc = GetDocument();
	ASSERT_VALID(pDoc);
	UpdateData(true);
	pDoc->x0=m_x0;
	pDoc->y0=m_y0;
	pDoc->x1=m_x1;
	pDoc->y1=m_y1;	
	pDoc->UpdateAllViews(this);
}