git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@1757 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
		
			
				
	
	
		
			122 lines
		
	
	
		
			3.1 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			122 lines
		
	
	
		
			3.1 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
/////////////////////////////////////////////////////////////////////////////
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// Name:        dynlib.cpp
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// Purpose:     Dynamic library management
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// Author:      Guilhem Lavaux
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// Modified by:
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// Created:     20/07/98
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// RCS-ID:      $Id$
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// Copyright:   (c) Guilhem Lavaux
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// Licence:     wxWindows license
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/////////////////////////////////////////////////////////////////////////////
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#ifndef _WX_DYNLIB_H__
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#define _WX_DYNLIB_H__
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#ifdef __GNUG__
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    #pragma interface
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#endif
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#include <wx/setup.h>
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#if wxUSE_DYNLIB_CLASS
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#include <wx/string.h>
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#include <wx/list.h>
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#include <wx/hash.h>
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// this is normally done by configure, but I leave it here for now...
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#if defined(__UNIX__) && !(defined(HAVE_DLOPEN) || defined(HAVE_SHL_LOAD))
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    #if defined(__LINUX__) || defined(__SOLARIS__) || defined(__SUNOS__) || defined(__FREEBSD__)
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        #define HAVE_DLOPEN
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    #elif defined(__HPUX__)
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        #define HAVE_SHL_LOAD
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    #endif // Unix flavour
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#endif // !Unix or already have some HAVE_xxx defined
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#if defined(HAVE_DLOPEN)
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    #include <dlfcn.h>
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    typedef void *wxDllType;
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#elif defined(HAVE_SHL_LOAD)
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    #include <dl.h>
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    typedef shl_t wxDllType;
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#elif defined(__WINDOWS__)
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    #include <windows.h>
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    typedef HMODULE wxDllType;
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#elif defined(__WXMAC__)
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    typedef CFragConnectionID wxDllType;
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#else
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    #error "wxLibrary can't be compiled on this platform, sorry."
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#endif // OS
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// defined in windows.h
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#ifdef LoadLibrary
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    #undef LoadLibrary
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#endif
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// ----------------------------------------------------------------------------
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// wxLibrary
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// ----------------------------------------------------------------------------
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class wxLibrary : public wxObject
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{
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public:
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    wxHashTable classTable;
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public:
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    wxLibrary(wxDllType handle);
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    ~wxLibrary();
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    // Get a symbol from the dynamic library
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    void *GetSymbol(const wxString& symbname);
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    // Create the object whose classname is "name"
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    wxObject *CreateObject(const wxString& name);
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protected:
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    void PrepareClasses(wxClassInfo *first);
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    wxDllType m_handle;
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};
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// ----------------------------------------------------------------------------
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// wxLibraries
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// ----------------------------------------------------------------------------
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class wxLibraries
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{
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public:
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    wxLibraries();
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    ~wxLibraries();
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    // caller is responsible for deleting the returned pointer if !NULL
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    wxLibrary *LoadLibrary(const wxString& basename);
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    wxObject *CreateObject(const wxString& name);
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protected:
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    wxList m_loaded;
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};
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// ----------------------------------------------------------------------------
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// Global variables
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// ----------------------------------------------------------------------------
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extern wxLibraries wxTheLibraries;
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// ----------------------------------------------------------------------------
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// Interesting defines
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// ----------------------------------------------------------------------------
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#define WXDLL_ENTRY_FUNCTION() \
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extern "C" wxClassInfo *wxGetClassFirst(); \
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wxClassInfo *wxGetClassFirst() { \
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  return wxClassInfo::GetFirst(); \
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}
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#endif // wxUSE_DYNLIB_CLASS
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#endif // _WX_DYNLIB_H__
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