ipdatashow.cpp

毕业设计——本程序用于网络检测——监听的一种代码。

// IpDataShow.cpp : implementation file
//

#include "stdafx.h"
#include "listen.h"
#include "IpDataShow.h"

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

/////////////////////////////////////////////////////////////////////////////
// CIpDataShow dialog


CIpDataShow::CIpDataShow(CWnd* pParent /*=NULL*/)
	: CDialog(CIpDataShow::IDD, pParent)
{
	//{{AFX_DATA_INIT(CIpDataShow)
		// NOTE: the ClassWizard will add member initialization here
	//}}AFX_DATA_INIT
	m_hBkBrush = CreateSolidBrush(RGB(255,255,255));
}
CIpDataShow::~CIpDataShow()
{
	DeleteObject(m_hBkBrush);
}

void CIpDataShow::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CIpDataShow)
	DDX_Control(pDX, IDC_EDIT3, m_CharEdit);
	DDX_Control(pDX, IDC_EDIT2, m_HexEdit);
	DDX_Control(pDX, IDC_EDIT1, m_NumEdit);
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(CIpDataShow, CDialog)
	//{{AFX_MSG_MAP(CIpDataShow)
	ON_WM_SIZE()
	ON_WM_CTLCOLOR()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CIpDataShow message handlers

void CIpDataShow::OnSize(UINT nType, int cx, int cy) 
{
	CDialog::OnSize(nType, cx, cy);
	
	// TODO: Add your message handler code here
	CRect rect;
	GetClientRect(&rect);
	if(!m_NumEdit.m_hWnd||!m_NumEdit.m_hWnd||!m_NumEdit.m_hWnd)
		return;
	m_NumEdit.MoveWindow(0,0,40,cy);
	m_HexEdit.MoveWindow(50,0,300,cy);
	m_CharEdit.MoveWindow(360,0,cx-360,cy);
	
}

HBRUSH CIpDataShow::OnCtlColor(CDC* pDC, CWnd* pWnd, UINT nCtlColor) 
{
	HBRUSH hbr = CDialog::OnCtlColor(pDC, pWnd, nCtlColor);
	
	// TODO: Change any attributes of the DC here
	
	// TODO: Return a different brush if the default is not desired
	return m_hBkBrush;
}

//格式化显示IP包
void CIpDataShow::ShowIpData(char *pData, int len)
{
	int i;
	CString str0 = "";
	CString str1 = "";
	CString tmp;
	int wd    = 8;
	int width = wd*2;
	int lines = len/width;
	
	for(i=0; i<len; i+=width)
	{
		tmp.Format("%6.6X", i);
		if(i+width<len)
			tmp+="\r\n";
		str0+=tmp;
	}
	m_NumEdit.SetWindowText(str0);
	
	str0.Empty();
	bool flag=false;
	if(lines%width!=0)
		lines++;
	for(int row=0; row<lines; row++)
	{
		int col;
		for(col=0; col<width; col++)
		{
			i = row*width+col;
			if(i>=len)
			{
				flag = true;
				break;
			}
			tmp.Format("%2.2X ", (unsigned char)pData[i]);
			
			if(col==wd-1)
				tmp += " ";
			str0 += tmp;
			
			if(pData[i]>=32 && pData[i]<255)
				tmp.Format("%c", (unsigned char)pData[i]);
			else
				tmp.Format(".");
			str1 += tmp;
		}

		if(row<lines-1)
		{
			str0 += "\r\n";
			//str1 += "\r\n";
		}
		if(flag)
			break;
	}
	m_HexEdit.SetWindowText(str0);
	m_CharEdit.SetWindowText(str1);

}