// Modified by: Ron Lee
// Created: 04/01/98
// RCS-ID: $Id$
-// Copyright: (c) 1998 Julian Smart and Markus Holzem
+// Copyright: (c) 1998 Julian Smart
// (c) 2001 Ron Lee <ron@debian.org>
-// Licence: wxWindows license
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
#pragma implementation "object.h"
#endif
#endif
#ifndef WX_PRECOMP
-#include "wx/hash.h"
+ #include "wx/hash.h"
+ #include "wx/object.h"
#endif
#include <string.h>
#endif
#if defined(__WXDEBUG__) || wxUSE_DEBUG_CONTEXT
- // for wxObject::Dump
- #include "wx/ioswrap.h"
-
#if defined(__VISAGECPP__)
#define DEBUG_PRINTF(NAME) { static int raz=0; \
printf( #NAME " %i\n",raz); fflush(stdout); raz++; }
#endif
#endif // __WXDEBUG__ || wxUSE_DEBUG_CONTEXT
+// we must disable optimizations for VC.NET because otherwise its too eager
+// linker discards wxClassInfo objects in release build thus breaking many,
+// many things
+#if defined __VISUALC__ && __VISUALC__ >= 1300
+ #pragma optimize("", off)
+#endif
-wxClassInfo wxObject::sm_classwxObject( wxT("wxObject"), 0, 0,
+#if wxUSE_EXTENDED_RTTI
+const wxClassInfo* wxObject::ms_classParents[] = { NULL } ;
+ wxObject* wxVariantToObjectConverterwxObject ( wxxVariant &data )
+{ return data.wxTEMPLATED_MEMBER_CALL(Get , wxObject*) ; }
+ wxObject* wxVariantOfPtrToObjectConverterwxObject ( wxxVariant &data )
+{ return &data.wxTEMPLATED_MEMBER_CALL(Get , wxObject) ; }
+ wxxVariant wxObjectToVariantConverterwxObject ( wxObject *data )
+ { return wxxVariant( dynamic_cast<wxObject*> (data) ) ; }
+ wxClassInfo wxObject::ms_classInfo(ms_classParents , wxT("") , wxT("wxObject"),
+ (int) sizeof(wxObject), \
+ (wxObjectConstructorFn) 0 ,
+ (wxPropertyInfo*) NULL,(wxHandlerInfo*) NULL,0 , 0 ,
+ 0 , wxVariantOfPtrToObjectConverterwxObject , wxVariantToObjectConverterwxObject , wxObjectToVariantConverterwxObject);
+ template<> void wxStringReadValue(const wxString & , wxObject * & ){assert(0) ;}
+ template<> void wxStringWriteValue(wxString & , wxObject* const & ){assert(0) ;}
+ template<> void wxStringReadValue(const wxString & , wxObject & ){assert(0) ;}
+ template<> void wxStringWriteValue(wxString & , wxObject const & ){assert(0) ;}
+ wxClassTypeInfo s_typeInfo(wxT_OBJECT_PTR , &wxObject::ms_classInfo , NULL , NULL , typeid(wxObject*).name() ) ;
+ wxClassTypeInfo s_typeInfowxObject(wxT_OBJECT , &wxObject::ms_classInfo , NULL , NULL , typeid(wxObject).name() ) ;
+#else
+wxClassInfo wxObject::ms_classInfo( wxT("wxObject"), 0, 0,
(int) sizeof(wxObject),
(wxObjectConstructorFn) 0 );
+#endif
+
+// restore optimizations
+#if defined __VISUALC__ && __VISUALC__ >= 1300
+ #pragma optimize("", on)
+#endif
wxClassInfo* wxClassInfo::sm_first = NULL;
wxHashTable* wxClassInfo::sm_classTable = NULL;
return (thisInfo) ? thisInfo->IsKindOf(info) : FALSE ;
}
-#if wxUSE_STD_IOSTREAM && (defined(__WXDEBUG__) || wxUSE_DEBUG_CONTEXT)
-void wxObject::Dump(wxSTD ostream& str)
-{
- if (GetClassInfo() && GetClassInfo()->GetClassName())
- str << GetClassInfo()->GetClassName();
- else
- str << _T("unknown object class");
-}
-#endif
-
-
#if defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING && defined( new )
#undef new
#endif
-
#ifdef _WX_WANT_NEW_SIZET_WXCHAR_INT
void *wxObject::operator new ( size_t size, const wxChar *fileName, int lineNum )
{
// wxClassInfo
// ----------------------------------------------------------------------------
+wxClassInfo::~wxClassInfo()
+{
+ // remove this object from the linked list of all class infos: if we don't
+ // do it, loading/unloading a DLL containing static wxClassInfo objects is
+ // not going to work
+ if ( this == sm_first )
+ {
+ sm_first = m_next;
+ }
+ else
+ {
+ wxClassInfo *info = sm_first;
+ while (info)
+ {
+ if ( info->m_next == this )
+ {
+ info->m_next = m_next;
+ break;
+ }
+
+ info = info->m_next;
+ }
+ }
+ Unregister();
+}
+
wxClassInfo *wxClassInfo::FindClass(const wxChar *className)
{
if ( sm_classTable )
}
}
-// a tiny InitializeClasses() helper
-/* static */
-inline wxClassInfo *wxClassInfo::GetBaseByName(const wxChar *name)
+void wxClassInfo::CleanUp()
{
- if ( !name )
- return NULL;
-
- wxClassInfo *classInfo = (wxClassInfo *)sm_classTable->Get(name);
-
- // this must be fixed, other things risk work wrongly later if you get this
- wxASSERT_MSG( classInfo,
- wxString::Format
- (
- _T("base class '%s' is unknown to wxWindows RTTI"),
- name
- ) );
-
- return classInfo;
+ if ( sm_classTable )
+ {
+ delete sm_classTable;
+ sm_classTable = NULL;
+ }
}
-// Set pointers to base class(es) to speed up IsKindOf
-void wxClassInfo::InitializeClasses()
+void wxClassInfo::Register()
{
+ if ( !sm_classTable )
+ {
+ sm_classTable = new wxHashTable(wxKEY_STRING);
+ }
+
// using IMPLEMENT_DYNAMIC_CLASS() macro twice (which may happen if you
// link any object module twice mistakenly) will break this function
// because it will enter an infinite loop and eventually die with "out of
// memory" - as this is quite hard to detect if you're unaware of this,
// try to do some checks here
+ wxASSERT_MSG( sm_classTable->Get(m_className) == NULL,
+ _T("class already in RTTI table - have you used IMPLEMENT_DYNAMIC_CLASS() twice (may be by linking some object module(s) twice)?") );
+
+ sm_classTable->Put(m_className, (wxObject *)this);
+}
-#ifdef __WXDEBUG__
- static const size_t nMaxClasses = 10000; // more than we'll ever have
- size_t nClass = 0;
-#endif
-
- sm_classTable = new wxHashTable(wxKEY_STRING);
-
- // Index all class infos by their class name
-
- wxClassInfo *info;
- for(info = sm_first; info; info = info->m_next)
+void wxClassInfo::Unregister()
+{
+ if ( sm_classTable )
{
- if (info->m_className)
+ sm_classTable->Delete(m_className);
+ if ( sm_classTable->GetCount() == 0 )
{
- wxASSERT_MSG( ++nClass < nMaxClasses,
- _T("an infinite loop detected - have you used IMPLEMENT_DYNAMIC_CLASS() twice (may be by linking some object module(s) twice)?") );
- sm_classTable->Put(info->m_className, (wxObject *)info);
+ delete sm_classTable;
+ sm_classTable = NULL;
}
}
-
- // Set base pointers for each wxClassInfo
-
- for(info = sm_first; info; info = info->m_next)
- {
- info->m_baseInfo1 = GetBaseByName(info->GetBaseClassName1());
- info->m_baseInfo2 = GetBaseByName(info->GetBaseClassName2());
- }
-}
-
-void wxClassInfo::CleanUpClasses()
-{
- delete wxClassInfo::sm_classTable;
- wxClassInfo::sm_classTable = NULL;
}
-
wxObject *wxCreateDynamicObject(const wxChar *name)
{
#if defined(__WXDEBUG__) || wxUSE_DEBUG_CONTEXT
// ----------------------------------------------------------------------------
-// wxClassInfo
+// wxObject
// ----------------------------------------------------------------------------
+// Initialize ref data from another object (needed for copy constructor and
+// assignment operator)
+void wxObject::InitFrom(const wxObject& other)
+{
+ m_refData = other.m_refData;
+ if ( m_refData )
+ m_refData->m_count++;
+}
+
void wxObject::Ref(const wxObject& clone)
{
#if defined(__WXDEBUG__) || wxUSE_DEBUG_CONTEXT
return NULL;
}
-
-// ----------------------------------------------------------------------------
-// misc
-// ----------------------------------------------------------------------------
-
-#if defined(__DARWIN__) && defined(WXMAKINGDLL)
-
-extern "C" {
- void __initialize_Cplusplus(void);
- void wxWindowsDylibInit(void);
-};
-
-// Dynamic shared library (dylib) initialization routine
-// required to initialize static C++ objects bacause of lazy dynamic linking
-// http://developer.apple.com/techpubs/macosx/Essentials/
-// SystemOverview/Frameworks/Dynamic_Shared_Libraries.html
-
-void wxWindowsDylibInit()
-{
- // The function __initialize_Cplusplus() must be called from the shared
- // library initialization routine to cause the static C++ objects in
- // the library to be initialized (reference number 2441683).
-
- // This only seems to be necessary if the library initialization routine
- // needs to use the static C++ objects
- __initialize_Cplusplus();
-}
-
-#endif
-
-// vi:sts=4:sw=4:et
projects / wxWidgets.git / blobdiff