wxWidgets/include/wx/protocol/protocol.h
2005-09-23 12:56:45 +00:00

132 lines
3.7 KiB
C++

/////////////////////////////////////////////////////////////////////////////
// Name: wx/protocol/protocol.h
// Purpose: Protocol base class
// Author: Guilhem Lavaux
// Modified by:
// Created: 10/07/1997
// RCS-ID: $Id$
// Copyright: (c) 1997, 1998 Guilhem Lavaux
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_PROTOCOL_PROTOCOL_H
#define _WX_PROTOCOL_PROTOCOL_H
#include "wx/defs.h"
#if wxUSE_PROTOCOL
#include "wx/object.h"
#include "wx/string.h"
#include "wx/stream.h"
#if wxUSE_SOCKETS
#include "wx/socket.h"
#endif
// ----------------------------------------------------------------------------
// constants
// ----------------------------------------------------------------------------
typedef enum
{
wxPROTO_NOERR = 0,
wxPROTO_NETERR,
wxPROTO_PROTERR,
wxPROTO_CONNERR,
wxPROTO_INVVAL,
wxPROTO_NOHNDLR,
wxPROTO_NOFILE,
wxPROTO_ABRT,
wxPROTO_RCNCT,
wxPROTO_STREAMING
} wxProtocolError;
// ----------------------------------------------------------------------------
// wxProtocol: abstract base class for all protocols
// ----------------------------------------------------------------------------
class WXDLLIMPEXP_NET wxProtocol
#if wxUSE_SOCKETS
: public wxSocketClient
#else
: public wxObject
#endif
{
public:
wxProtocol();
#if wxUSE_SOCKETS
bool Reconnect();
virtual bool Connect( const wxString& WXUNUSED(host) ) { return FALSE; }
virtual bool Connect( wxSockAddress& addr, bool WXUNUSED(wait) = TRUE) { return wxSocketClient::Connect(addr); }
// read a '\r\n' terminated line from the given socket and put it in
// result (without the terminators)
static wxProtocolError ReadLine(wxSocketBase *socket, wxString& result);
// read a line from this socket - this one can be overridden in the
// derived classes if different line termination convention is to be used
virtual wxProtocolError ReadLine(wxString& result);
#endif // wxUSE_SOCKETS
virtual bool Abort() = 0;
virtual wxInputStream *GetInputStream(const wxString& path) = 0;
virtual wxProtocolError GetError() = 0;
virtual wxString GetContentType() { return wxEmptyString; }
virtual void SetUser(const wxString& WXUNUSED(user)) {}
virtual void SetPassword(const wxString& WXUNUSED(passwd) ) {}
private:
DECLARE_DYNAMIC_CLASS_NO_COPY(wxProtocol)
};
#if wxUSE_SOCKETS
wxProtocolError WXDLLIMPEXP_NET GetLine(wxSocketBase *sock, wxString& result);
#endif
// ----------------------------------------------------------------------------
// macros for protocol classes
// ----------------------------------------------------------------------------
#define DECLARE_PROTOCOL(class) \
public: \
static wxProtoInfo g_proto_##class;
#define IMPLEMENT_PROTOCOL(class, name, serv, host) \
wxProtoInfo class::g_proto_##class(name, serv, host, CLASSINFO(class)); \
bool wxProtocolUse##class = TRUE;
#define USE_PROTOCOL(class) \
extern bool wxProtocolUse##class ; \
static struct wxProtocolUserFor##class \
{ \
wxProtocolUserFor##class() { wxProtocolUse##class = TRUE; } \
} wxProtocolDoUse##class;
class WXDLLIMPEXP_NET wxProtoInfo : public wxObject
{
public:
wxProtoInfo(const wxChar *name,
const wxChar *serv_name,
const bool need_host1,
wxClassInfo *info);
protected:
wxProtoInfo *next;
wxString m_protoname;
wxString prefix;
wxString m_servname;
wxClassInfo *m_cinfo;
bool m_needhost;
friend class wxURL;
DECLARE_DYNAMIC_CLASS(wxProtoInfo)
DECLARE_NO_COPY_CLASS(wxProtoInfo)
};
#endif // wxUSE_PROTOCOL
#endif // _WX_PROTOCOL_PROTOCOL_H