serverview.cpp

我的网络编程作业

// ServerView.cpp : implementation of the CServerView class
//

#include "stdafx.h"
#include "Server.h"

#include "ServerDoc.h"
#include "ServerView.h"

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

/////////////////////////////////////////////////////////////////////////////
// CServerView

IMPLEMENT_DYNCREATE(CServerView, CView)

BEGIN_MESSAGE_MAP(CServerView, CView)
	//{{AFX_MSG_MAP(CServerView)
	ON_WM_TIMER()
	ON_WM_CANCELMODE()
	//}}AFX_MSG_MAP
	// Standard printing commands
	ON_COMMAND(ID_FILE_PRINT, CView::OnFilePrint)
	ON_COMMAND(ID_FILE_PRINT_DIRECT, CView::OnFilePrint)
	ON_COMMAND(ID_FILE_PRINT_PREVIEW, CView::OnFilePrintPreview)
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CServerView construction/destruction

CServerView::CServerView()
{
	// TODO: add construction code here
    m_nWidth=0;
}

CServerView::~CServerView()
{
}

BOOL CServerView::PreCreateWindow(CREATESTRUCT& cs)
{
	// TODO: Modify the Window class or styles here by modifying
	//  the CREATESTRUCT cs

	return CView::PreCreateWindow(cs);
}

/////////////////////////////////////////////////////////////////////////////
// CServerView drawing

void CServerView::OnDraw(CDC* pDC)
{
	CServerDoc* pDoc = GetDocument();
	ASSERT_VALID(pDoc);
	// TODO: add draw code for native data here
	SetTimer(1,100,NULL);
}

/////////////////////////////////////////////////////////////////////////////
// CServerView printing

BOOL CServerView::OnPreparePrinting(CPrintInfo* pInfo)
{
	// default preparation
	return DoPreparePrinting(pInfo);
}

void CServerView::OnBeginPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
	// TODO: add extra initialization before printing
}

void CServerView::OnEndPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
	// TODO: add cleanup after printing
}

/////////////////////////////////////////////////////////////////////////////
// CServerView diagnostics

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

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

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

/////////////////////////////////////////////////////////////////////////////
// CServerView message handlers

void CServerView::OnTimer(UINT nIDEvent) 
{
	CClientDC dc(this);
	CFont font;
	font.CreatePointFont(400,"华文行楷",NULL);
    CFont* pOldFont=dc.SelectObject(&font);
	m_nWidth+=5;
    TEXTMETRIC tm;
    dc.GetTextMetrics(&tm);
	CRect rect;
	rect.left=150;
	rect.top=200;
	rect.right=rect.left+m_nWidth;
	rect.bottom=rect.top+tm.tmHeight;
    dc.SetTextColor(RGB(255,0,0));
	CString str;
    str="欢迎你进入服务器!";
    dc.DrawText(str,rect,DT_LEFT);
	CSize sz=dc.GetTextExtent(str);
	if(m_nWidth>sz.cx)
	{
		m_nWidth=0;
		dc.SetTextColor(RGB(0,255,0));
        dc.TextOut(150,200,str);
	}
	dc.SelectObject(pOldFont);
	CView::OnTimer(nIDEvent);
}

void CServerView::OnCancelMode() 
{
	CView::OnCancelMode();	
}