www.pudn.com > NetHostEnumÁоÙ.rar > NetSearch.h

///////////////////////////////////////////////////////////////////////////// 
// Copyright (C) 1997 by Joerg Koenig and the ADG mbH, Mannheim, Germany 
// All rights reserved 
// 
// Distribute freely, except: don't remove my name from the source or 
// documentation (don't take credit for my work), mark your changes (don't 
// get me blamed for your possible bugs), don't alter or remove this 
// notice. 
// No warrantee of any kind, express or implied, is included with this 
// software; use at your own risk, responsibility for damages (if any) to 
// anyone resulting from the use of this software rests entirely with the 
// user. 
// 
// Send bug reports, bug fixes, enhancements, requests, flames, etc., and 
// I'll try to keep a version up to date.  I can be reached as follows: 
//    J.Koenig@adg.de                 (company site) 
//    Joerg.Koenig@rhein-neckar.de    (private site) 
///////////////////////////////////////////////////////////////////////////// 
 
// last revised $Date: 3.02.98 20:27 $ 
 
#ifndef NetSearch_h 
#define NetSearch_h 
 
#include "Network.h" 
 
template  
class CNetSearch : public CNetwork { 
	typedef BOOL (T::*NsFnc)(NETRESOURCE &); 
 
	T *			m_pTheObject; 
	NsFnc		m_NsFnc; 
 
	public:		// construction 
		CNetSearch() : m_pTheObject(0), m_NsFnc(0) {} 
 
		void	Create(T * pObj, NsFnc fnc) { 
					ASSERT(pObj != 0); 
					ASSERT(fnc != 0); 
					m_pTheObject = pObj; 
					m_NsFnc = fnc; 
				} 
 
	protected:	// overridables 
		virtual BOOL	OnHitResource(NETRESOURCE & rNetRC) { 
							return (m_pTheObject->*m_NsFnc)(rNetRC); 
						} 
 
		virtual BOOL	NetError(DWORD dwErrorCode, LPCTSTR lpszFunction) { 
							switch(dwErrorCode) { 
								case ERROR_BAD_NETPATH: 
								case ERROR_NO_NETWORK: 
									// minor errors: continue enumeration 
									return TRUE; 
							} 
							// serious error: break enumeration 
							return CNetwork::NetError(dwErrorCode, lpszFunction); 
						} 
}; 
 
#endif	// NetSearch_h