Wrappers for *ToText

[wxWidgets.git] / include / wx / ipcbase.h

diff --git a/include/wx/ipcbase.h b/include/wx/ipcbase.h
index 4fb3b7b8eb3385b110d20b000f154c2ab513faf4..61969b4de3b1bef7a383df78d3b0f4f965457363 100644 (file)
--- a/include/wx/ipcbase.h
+++ b/include/wx/ipcbase.h
@@ -5,89 +5,163 @@
 // Modified by:
 // Created:     4/1/98
 // RCS-ID:      $Id$
 // Modified by:
 // Created:     4/1/98
 // RCS-ID:      $Id$

-// Copyright:   (c) Julian Smart and Markus Holzem
-// Licence:    wxWindows license
+// Copyright:   (c) Julian Smart
+// Licence:     wxWindows licence

 /////////////////////////////////////////////////////////////////////////////
 
 /////////////////////////////////////////////////////////////////////////////
 

-#ifndef __IPCBASEH__
-#define __IPCBASEH__
+#ifndef _WX_IPCBASEH__
+#define _WX_IPCBASEH__
+
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
+#pragma interface "ipcbase.h"
+#endif

 
 #include "wx/defs.h"
 #include "wx/object.h"
 #include "wx/string.h"
 
 
 #include "wx/defs.h"
 #include "wx/object.h"
 #include "wx/string.h"
 

-class WXDLLEXPORT wxDDEServerBase;
-class WXDLLEXPORT wxDDEClientBase;
+enum wxIPCFormat
+{
+  wxIPC_INVALID =          0,
+  wxIPC_TEXT =             1,  /* CF_TEXT */
+  wxIPC_BITMAP =           2,  /* CF_BITMAP */
+  wxIPC_METAFILE =         3,  /* CF_METAFILEPICT */
+  wxIPC_SYLK =             4,
+  wxIPC_DIF =              5,
+  wxIPC_TIFF =             6,
+  wxIPC_OEMTEXT =          7,  /* CF_OEMTEXT */
+  wxIPC_DIB =              8,  /* CF_DIB */
+  wxIPC_PALETTE =          9,
+  wxIPC_PENDATA =          10,
+  wxIPC_RIFF =             11,
+  wxIPC_WAVE =             12,
+  wxIPC_UNICODETEXT =      13,
+  wxIPC_ENHMETAFILE =      14,
+  wxIPC_FILENAME =         15, /* CF_HDROP */
+  wxIPC_LOCALE =           16,
+  wxIPC_PRIVATE =          20
+};

 
 

-class WXDLLEXPORT wxConnectionBase: public wxObject
+class WXDLLIMPEXP_BASE wxServerBase;
+class WXDLLIMPEXP_BASE wxClientBase;
+
+class WXDLLIMPEXP_BASE wxConnectionBase: public wxObject

 {
   DECLARE_CLASS(wxConnectionBase)
 {
   DECLARE_CLASS(wxConnectionBase)

- public:
-  inline wxConnectionBase(void) {}
-  inline ~wxConnectionBase(void) {}
+
+public:
+  wxConnectionBase(wxChar *buffer, int size); // use external buffer
+  wxConnectionBase(); // use internal, adaptive buffer
+  wxConnectionBase(wxConnectionBase& copy);
+  ~wxConnectionBase(void);
+
+  void SetConnected( bool c ) { m_connected = c; }
+  bool GetConnected() { return m_connected; }

 
   // Calls that CLIENT can make
 
   // Calls that CLIENT can make

-  virtual bool Execute(char *data, int size = -1, int format = wxCF_TEXT) = 0;
-  virtual bool Execute(const wxString& str) { return Execute((char *)(const char *)str, -1, wxCF_TEXT); }
-  virtual char *Request(const wxString& item, int *size = NULL, int format = wxCF_TEXT) = 0;
-  virtual bool Poke(const wxString& item, char *data, int size = -1, int format = wxCF_TEXT) = 0;
+  virtual bool Execute(const wxChar *data, int size = -1, wxIPCFormat format = wxIPC_TEXT ) = 0;
+  virtual bool Execute(const wxString& str) { return Execute(str, -1, wxIPC_TEXT); }
+  virtual wxChar *Request(const wxString& item, int *size = (int *) NULL, wxIPCFormat format = wxIPC_TEXT) = 0;
+  virtual bool Poke(const wxString& item, wxChar *data, int size = -1, wxIPCFormat format = wxIPC_TEXT) = 0;

   virtual bool StartAdvise(const wxString& item) = 0;
   virtual bool StopAdvise(const wxString& item) = 0;
 
   // Calls that SERVER can make
   virtual bool StartAdvise(const wxString& item) = 0;
   virtual bool StopAdvise(const wxString& item) = 0;
 
   // Calls that SERVER can make

-  virtual bool Advise(const wxString& item, char *data, int size = -1, int format = wxCF_TEXT) = 0;
+  virtual bool Advise(const wxString& item, wxChar *data, int size = -1, wxIPCFormat format = wxIPC_TEXT) = 0;

 
   // Calls that both can make
   virtual bool Disconnect(void) = 0;
 
   // Callbacks to SERVER - override at will
 
   // Calls that both can make
   virtual bool Disconnect(void) = 0;
 
   // Callbacks to SERVER - override at will

-  virtual bool OnExecute( const wxString& WXUNUSED(topic), char *WXUNUSED(data), int WXUNUSED(size), 
-                          int WXUNUSED(format) ) { return FALSE; };
-  virtual char *OnRequest( const wxString& WXUNUSED(topic), const wxString& WXUNUSED(item), 
-                           int *WXUNUSED(size), int WXUNUSED(format) ) { return NULL; };
-  virtual bool OnPoke( const wxString& WXUNUSED(topic), const wxString& WXUNUSED(item), char *WXUNUSED(data), 
-                      int WXUNUSED(size), int WXUNUSED(format) ) { return FALSE; };
-  virtual bool OnStartAdvise( const wxString& WXUNUSED(topic), const wxString& WXUNUSED(item) ) 
-                              { return FALSE; };
-  virtual bool OnStopAdvise( const wxString& WXUNUSED(topic), const wxString& WXUNUSED(item) ) 
+  virtual bool OnExecute     ( const wxString& WXUNUSED(topic),
+                               wxChar *WXUNUSED(data),
+                               int WXUNUSED(size),
+                               wxIPCFormat WXUNUSED(format) )

                              { return FALSE; };
 
                              { return FALSE; };
 

-  // Callbacks to CLIENT - override at will
-  virtual bool OnAdvise( const wxString& WXUNUSED(topic), const wxString& WXUNUSED(item), char *WXUNUSED(data), 
-                        int WXUNUSED(size), int WXUNUSED(format) ) { return FALSE; };
+  virtual wxChar *OnRequest    ( const wxString& WXUNUSED(topic),
+                               const wxString& WXUNUSED(item),
+                               int *WXUNUSED(size),
+                               wxIPCFormat WXUNUSED(format) )
+                             { return (wxChar *) NULL; };
+
+  virtual bool OnPoke        ( const wxString& WXUNUSED(topic),
+                               const wxString& WXUNUSED(item),
+                               wxChar *WXUNUSED(data),
+                               int WXUNUSED(size),
+                               wxIPCFormat WXUNUSED(format) )
+                             { return FALSE; };

 
 

-  // Callbacks to BOTH
+  virtual bool OnStartAdvise ( const wxString& WXUNUSED(topic),
+                               const wxString& WXUNUSED(item) )
+                             { return FALSE; };

 
 

+  virtual bool OnStopAdvise  ( const wxString& WXUNUSED(topic),
+                               const wxString& WXUNUSED(item) )
+                             { return FALSE; };
+
+  // Callbacks to CLIENT - override at will
+  virtual bool OnAdvise      ( const wxString& WXUNUSED(topic),
+                               const wxString& WXUNUSED(item),
+                               wxChar *WXUNUSED(data),
+                               int WXUNUSED(size),
+                               wxIPCFormat WXUNUSED(format) )
+                             { return FALSE; };
+
+  // Callbacks to BOTH - override at will

   // Default behaviour is to delete connection and return TRUE
   virtual bool OnDisconnect(void) = 0;
   // Default behaviour is to delete connection and return TRUE
   virtual bool OnDisconnect(void) = 0;

+
+  // return a buffer at least this size, reallocating buffer if needed
+  // returns NULL if using an inadequate user buffer - it can't be resized
+  wxChar *      GetBufferAtLeast( size_t bytes );
+
+protected:
+  bool          m_connected;
+private:
+  wxChar *      m_buffer;
+  size_t        m_buffersize;
+  bool          m_deletebufferwhendone;
+
+  // can't use DECLARE_NO_COPY_CLASS(wxConnectionBase) because we already
+  // have copy ctor but still forbid the default assignment operator
+  wxConnectionBase& operator=(const wxConnectionBase&);

 };
 
 };
 

-class WXDLLEXPORT wxServerBase: public wxObject
+
+class WXDLLIMPEXP_BASE wxServerBase: public wxObject

 {
   DECLARE_CLASS(wxServerBase)
 {
   DECLARE_CLASS(wxServerBase)

- public:

 
 

+public:

   inline wxServerBase(void) {}
   inline ~wxServerBase(void) {};
   inline wxServerBase(void) {}
   inline ~wxServerBase(void) {};

-  virtual bool Create(const wxString& serverName) = 0; // Returns FALSE if can't create server (e.g. port
-                                  // number is already in use)
-  virtual wxConnectionBase *OnAcceptConnection(const wxString& topic) = 0;

 
 

+  // Returns FALSE on error (e.g. port number is already in use)
+  virtual bool Create(const wxString& serverName) = 0;
+
+  // Callbacks to SERVER - override at will
+  virtual wxConnectionBase *OnAcceptConnection(const wxString& topic) = 0;

 };
 
 };
 

-class WXDLLEXPORT wxClientBase: public wxObject
+class WXDLLIMPEXP_BASE wxClientBase: public wxObject

 {
   DECLARE_CLASS(wxClientBase)
 {
   DECLARE_CLASS(wxClientBase)

- public:
+
+public:

   inline wxClientBase(void) {};
   inline ~wxClientBase(void) {};
   inline wxClientBase(void) {};
   inline ~wxClientBase(void) {};

+

   virtual bool ValidHost(const wxString& host) = 0;
   virtual bool ValidHost(const wxString& host) = 0;

-  virtual wxConnectionBase *MakeConnection(const wxString& host, const wxString& server, const wxString& topic) = 0;
-                                                // Call this to make a connection.
-                                                // Returns NULL if cannot.
-  virtual wxConnectionBase *OnMakeConnection(void) = 0; // Tailor this to return own connection.

 
 

+  // Call this to make a connection. Returns NULL if cannot.
+  virtual wxConnectionBase *MakeConnection(const wxString& host,
+                                           const wxString& server,
+                                           const wxString& topic) = 0;
+
+  // Callbacks to CLIENT - override at will
+  virtual wxConnectionBase *OnMakeConnection(void) = 0;

 };
 
 #endif
 };
 
 #endif

-    // __IPCBASEH__
+    // _WX_IPCBASEH__