www.pudn.com > telnet_client.rar > CTelnetView.h

// CTelnetView.h : interface of the CTelnetView class 
// 
///////////////////////////////////////////////////////////////////////////// 
 
#if !defined(AFX_CTelnetVIEW_H__243EC4A1_4FED_11D3_8C9E_00C0F0405B24__INCLUDED_) 
#define AFX_CTelnetVIEW_H__243EC4A1_4FED_11D3_8C9E_00C0F0405B24__INCLUDED_ 
 
#if _MSC_VER >= 1000 
#pragma once 
#endif // _MSC_VER >= 1000 
 
class CTelnetDoc; 
class CClientSocket; 
 
const	unsigned char IAC		= 255; 
const	unsigned char DO		= 253; 
const	unsigned char DONT		= 254; 
const	unsigned char WILL		= 251; 
const	unsigned char WONT		= 252; 
const	unsigned char SB		= 250; 
const	unsigned char SE		= 240; 
const	unsigned char IS		= '0'; 
const	unsigned char SEND		= '1'; 
const	unsigned char INFO		= '2'; 
const	unsigned char VAR		= '0'; 
const	unsigned char VALUE		= '1'; 
const	unsigned char ESC		= '2'; 
const	unsigned char USERVAR	= '3'; 
 
#define bufferLines 100 
#define dtX 8 
#define dtY 13 
 
#define ioBuffSize 1024 
 
class CTelnetView : public CScrollView 
{ 
protected: // create from serialization only 
	CTelnetView(); 
	DECLARE_DYNCREATE(CTelnetView) 
 
	COLORREF cTextColor; 
	COLORREF cBackgroundColor; 
 
	CString cHostName; 
 
//telnet related operations and variables 
public: 
	CClientSocket * cSock; 
	void ArrangeReply(CString strOption); 
	CString m_strNormalText; 
	void RespondToOptions(); 
	void ProcessOptions(); 
	int TempCounter; 
	CString m_strOptions; 
	CStringList m_ListOptions; 
	BOOL bNegotiating; 
	BOOL bOptionsSent; 
	CString m_strResp; 
	CString m_strLine; 
	unsigned char m_bBuf[ioBuffSize]; 
	BOOL GetLine( unsigned char * bytes, int nBytes, int& ndx ); 
	void DispatchMessage(CString strText); 
	void ProcessMessage(CClientSocket * cSocket); 
 
	char cText[80][bufferLines]; 
	long cCursX; 
 
	void DrawCursor(CDC * pDC, BOOL pDraw); 
	void DoDraw(CDC* pDC); 
 
private: 
	void MessageReceived(LPCSTR pText); 
 
// Attributes 
public: 
	CTelnetDoc* GetDocument(); 
 
// Operations 
public: 
 
// Overrides 
	// ClassWizard generated virtual function overrides 
	//{{AFX_VIRTUAL(CTelnetView) 
	public: 
	virtual void OnDraw(CDC* pDC);  // overridden to draw this view 
	virtual BOOL PreCreateWindow(CREATESTRUCT& cs); 
	protected: 
	virtual void OnInitialUpdate(); // called first time after construct 
	virtual BOOL OnPreparePrinting(CPrintInfo* pInfo); 
	virtual void OnBeginPrinting(CDC* pDC, CPrintInfo* pInfo); 
	virtual void OnEndPrinting(CDC* pDC, CPrintInfo* pInfo); 
	//}}AFX_VIRTUAL 
 
// Implementation 
public: 
	virtual ~CTelnetView(); 
#ifdef _DEBUG 
	virtual void AssertValid() const; 
	virtual void Dump(CDumpContext& dc) const; 
#endif 
 
protected: 
 
// Generated message map functions 
protected: 
	//{{AFX_MSG(CTelnetView) 
	afx_msg void OnChar(UINT nChar, UINT nRepCnt, UINT nFlags); 
	afx_msg void OnSize(UINT nType, int cx, int cy); 
	afx_msg BOOL OnEraseBkgnd(CDC* pDC); 
	//}}AFX_MSG 
	DECLARE_MESSAGE_MAP() 
}; 
 
#ifndef _DEBUG  // debug version in CTelnetView.cpp 
inline CTelnetDoc* CTelnetView::GetDocument() 
   { return (CTelnetDoc*)m_pDocument; } 
#endif 
 
///////////////////////////////////////////////////////////////////////////// 
 
//{{AFX_INSERT_LOCATION}} 
// Microsoft Developer Studio will insert additional declarations immediately before the previous line. 
 
#endif // !defined(AFX_CTelnetVIEW_H__243EC4A1_4FED_11D3_8C9E_00C0F0405B24__INCLUDED_)