displayview.cpp

主要介绍vc++6.0的编程过程

// DisplayView.cpp : implementation of the
// CDisplayView class
//

#include "stdafx.h"
#include "Display.h"

#include "DisplayDoc.h"
#include "DisplayView.h"

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

/////////////////////////////////////////////////////////////////////////////
// CDisplayView

IMPLEMENT_DYNCREATE(CDisplayView, CView)

BEGIN_MESSAGE_MAP(CDisplayView, CView)
	//{{AFX_MSG_MAP(CDisplayView)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CDisplayView construction/destruction

CDisplayView::CDisplayView()
{

	m_Image.Load( "File.jpg" );

}

CDisplayView::~CDisplayView()
{
}

BOOL CDisplayView::PreCreateWindow(CREATESTRUCT& cs)
{
	return CView::PreCreateWindow(cs);
}

/////////////////////////////////////////////////////////////////////////////
// CDisplayView drawing

void CDisplayView::OnDraw(CDC* pDC)
{
	CDisplayDoc* pDoc = GetDocument();
	ASSERT_VALID(pDoc);

	if( GetFocus() == this )
		m_Image.SetPalette( pDC );
	m_Image.Draw( pDC );

}

/////////////////////////////////////////////////////////////////////////////
// CDisplayView diagnostics

#ifdef _DEBUG
void CDisplayView::AssertValid() const
{
	CView::AssertValid();
}

void CDisplayView::Dump(CDumpContext& dc) const
{
	CView::Dump(dc);
}

CDisplayDoc* CDisplayView::GetDocument() // non-debug version is inline
{
	ASSERT(m_pDocument->IsKindOf(RUNTIME_CLASS(CDisplayDoc)));
	return (CDisplayDoc*)m_pDocument;
}
#endif //_DEBUG

/////////////////////////////////////////////////////////////////////////////
// CDisplayView message handlers