+/////////////////////////////////////////////////////////////////////////////
+// Name: dynlib.cpp
+// Purpose: Dynamic library management
+// Author: Guilhem Lavaux
+// Modified by:
+// Created: 20/07/98
+// RCS-ID: $Id$
+// Copyright: (c) Guilhem Lavaux
+// Licence: wxWindows license
+/////////////////////////////////////////////////////////////////////////////
+
#ifndef _WX_DYNLIB_H__
#define _WX_DYNLIB_H__
#ifdef __GNUG__
-#pragma interface
+ #pragma interface
#endif
-#include <wx/string.h>
-#include <wx/list.h>
-#include <wx/dynarray.h>
-
-// ---------------------------------------------------------------------------
-// Some more info on a class
+#include <wx/setup.h>
-typedef struct {
- wxClassInfo *class_info;
- wxString path;
-} wxClassLibInfo;
+#if wxUSE_DYNLIB_CLASS
-// ---------------------------------------------------------------------------
-// Useful arrays
+#include <wx/string.h>
+#include <wx/list.h>
+#include <wx/hash.h>
+
+// this is normally done by configure, but I leave it here for now...
+#if defined(__UNIX__) && !(defined(HAVE_DLOPEN) || defined(HAVE_SHL_LOAD))
+ #if defined(__LINUX__) || defined(__SOLARIS__) || defined(__SUNOS__) || defined(__FREEBSD__)
+ #define HAVE_DLOPEN
+ #elif defined(__HPUX__)
+ #define HAVE_SHL_LOAD
+ #endif // Unix flavour
+#endif // !Unix or already have some HAVE_xxx defined
+
+#if defined(HAVE_DLOPEN)
+ #include <dlfcn.h>
+
+ typedef void *wxDllType;
+#elif defined(HAVE_SHL_LOAD)
+ #include <dl.h>
+
+ typedef shl_t wxDllType;
+#elif defined(__WINDOWS__)
+ #include <windows.h>
+
+ typedef HMODULE wxDllType;
+#elif defined(__WXMAC__)
+ typedef CFragConnectionID wxDllType;
+#else
+ #error "wxLibrary can't be compiled on this platform, sorry."
+#endif // OS
+
+// defined in windows.h
+#ifdef LoadLibrary
+ #undef LoadLibrary
+#endif
-WX_DEFINE_ARRAY(wxClassInfo *, wxArrayClassInfo);
-WX_DEFINE_ARRAY(wxClassLibInfo *, wxArrayClassLibInfo);
+// ----------------------------------------------------------------------------
+// wxLibrary
+// ----------------------------------------------------------------------------
-// ---------------------------------------------------------------------------
-// wxClassLibrary
+class wxLibrary : public wxObject
+{
+public:
+ wxHashTable classTable;
-class wxClassLibrary {
-protected:
- wxArrayClassLibInfo m_list;
public:
- wxClassLibrary(void);
- ~wxClassLibrary(void);
+ wxLibrary(wxDllType handle);
+ ~wxLibrary();
- // Dynamic (un)register a (new) class in the database
- void RegisterClass(wxClassInfo *class_info, const wxString& path);
- void UnregisterClass(wxClassInfo *class_info);
+ // Get a symbol from the dynamic library
+ void *GetSymbol(const wxString& symbname);
- // Fetch all infos whose name matches the string (wildcards allowed)
- bool FetchInfos(const wxString& path, wxArrayClassLibInfo& infos);
+ // Create the object whose classname is "name"
+ wxObject *CreateObject(const wxString& name);
- // Create all objects whose name matches the string (wildcards allowed)
- bool CreateObjects(const wxString& path, wxArrayClassInfo& objs);
+protected:
+ void PrepareClasses(wxClassInfo *first);
- // Create one object using the EXACT name
- wxObject *CreateObject(const wxString& path);
+ wxDllType m_handle;
};
-// ---------------------------------------------------------------------------
-// wxLibrary
+// ----------------------------------------------------------------------------
+// wxLibraries
+// ----------------------------------------------------------------------------
-class wxLibrary: public wxObject {
-protected:
- wxClassLibrary *m_liblist;
- void *m_handle;
+class wxLibraries
+{
public:
- wxLibrary(void *handle);
- ~wxLibrary(void);
+ wxLibraries();
+ ~wxLibraries();
- // Get a symbol from the dynamic library
- void *GetSymbol(const wxString& symbname);
+ // caller is responsible for deleting the returned pointer if !NULL
+ wxLibrary *LoadLibrary(const wxString& basename);
- // Create the object whose classname is "name"
- wxObject *CreateObject(const wxString& name);
+ wxObject *CreateObject(const wxString& name);
- wxClassLibrary *ClassLib() const;
-};
-
-// ---------------------------------------------------------------------------
-// wxLibraries
-
-class wxLibraries {
protected:
- wxList m_loaded;
-public:
- wxLibraries(void);
- ~wxLibraries(void);
-
- wxLibrary *LoadLibrary(const wxString& name);
- wxObject *CreateObject(const wxString& name);
+ wxList m_loaded;
};
-// ---------------------------------------------------------------------------
+// ----------------------------------------------------------------------------
// Global variables
+// ----------------------------------------------------------------------------
extern wxLibraries wxTheLibraries;
-// ---------------------------------------------------------------------------
+// ----------------------------------------------------------------------------
// Interesting defines
+// ----------------------------------------------------------------------------
-#define WXDLL_ENTRY_FUNCTION() extern "C" wxClassLibrary *GetClassList()
-#define WXDLL_EXIT_FUNCTION(param) extern "C" void FreeClassList(wxClassLibrary *param)
+#define WXDLL_ENTRY_FUNCTION() \
+extern "C" wxClassInfo *wxGetClassFirst(); \
+wxClassInfo *wxGetClassFirst() { \
+ return wxClassInfo::GetFirst(); \
+}
-#endif
+#endif // wxUSE_DYNLIB_CLASS
+
+#endif // _WX_DYNLIB_H__