// Created: 10/07/1997
// RCS-ID: $Id$
// Copyright: (c) 1997, 1998 Guilhem Lavaux
-// Licence: wxWindows license
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_PROTOCOL_PROTOCOL_H
#define _WX_PROTOCOL_PROTOCOL_H
-#ifdef __GNUG__
-#pragma interface
-#endif
-
#include "wx/defs.h"
+#if wxUSE_PROTOCOL
+
#include "wx/object.h"
#include "wx/string.h"
#include "wx/stream.h"
#include "wx/socket.h"
#endif
+class WXDLLIMPEXP_FWD_NET wxProtocolLog;
+
// ----------------------------------------------------------------------------
// constants
// ----------------------------------------------------------------------------
// wxProtocol: abstract base class for all protocols
// ----------------------------------------------------------------------------
-class WXDLLEXPORT wxProtocol
+class WXDLLIMPEXP_NET wxProtocol
#if wxUSE_SOCKETS
: public wxSocketClient
#else
{
public:
wxProtocol();
+ virtual ~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); }
+ virtual bool Connect( const wxString& WXUNUSED(host) ) { return false; }
+ virtual bool Connect( const 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)
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) ) {}
+ virtual wxString GetContentType() const = 0;
+
+ // the error code
+ virtual wxProtocolError GetError() const { return m_lastError; }
+
+ void SetUser(const wxString& user) { m_username = user; }
+ void SetPassword(const wxString& passwd) { m_password = passwd; }
+
+ virtual void SetDefaultTimeout(wxUint32 Value);
+
+ // override wxSocketBase::SetTimeout function to avoid that the internal
+ // m_uiDefaultTimeout goes out-of-sync:
+ virtual void SetTimeout(long seconds)
+ { SetDefaultTimeout(seconds); }
+
+
+ // logging support: each wxProtocol object may have the associated logger
+ // (by default there is none) which is used to log network requests and
+ // responses
+
+ // set the logger, deleting the old one and taking ownership of this one
+ void SetLog(wxProtocolLog *log);
+
+ // return the current logger, may be NULL
+ wxProtocolLog *GetLog() const { return m_log; }
+
+ // detach the existing logger without deleting it, the caller is
+ // responsible for deleting the returned pointer if it's non-NULL
+ wxProtocolLog *DetachLog()
+ {
+ wxProtocolLog * const log = m_log;
+ m_log = NULL;
+ return log;
+ }
+
+ // these functions forward to the same functions with the same names in
+ // wxProtocolLog if we have a valid logger and do nothing otherwise
+ void LogRequest(const wxString& str);
+ void LogResponse(const wxString& str);
+
+protected:
+ // the timeout associated with the protocol:
+ wxUint32 m_uiDefaultTimeout;
+
+ wxString m_username;
+ wxString m_password;
+
+ // this must be always updated by the derived classes!
+ wxProtocolError m_lastError;
private:
- DECLARE_ABSTRACT_CLASS(wxProtocol)
-};
+ wxProtocolLog *m_log;
-#if wxUSE_SOCKETS
-wxProtocolError WXDLLEXPORT GetLine(wxSocketBase *sock, wxString& result);
-#endif
+ DECLARE_DYNAMIC_CLASS_NO_COPY(wxProtocol)
+};
// ----------------------------------------------------------------------------
// macros for protocol classes
static wxProtoInfo g_proto_##class;
#define IMPLEMENT_PROTOCOL(class, name, serv, host) \
-wxProtoInfo class::g_proto_##class(name, serv, host, CLASSINFO(class));
+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 WXDLLEXPORT wxProtoInfo : public wxObject
+class WXDLLIMPEXP_NET wxProtoInfo : public wxObject
{
public:
wxProtoInfo(const wxChar *name,
friend class wxURL;
DECLARE_DYNAMIC_CLASS(wxProtoInfo)
+ wxDECLARE_NO_COPY_CLASS(wxProtoInfo);
};
+#endif // wxUSE_PROTOCOL
+
#endif // _WX_PROTOCOL_PROTOCOL_H