#if defined(__WXDEBUG__) || wxUSE_DEBUG_CONTEXT
// for wxObject::Dump
#include "wx/ioswrap.h"
+ #if defined(__VISAGECPP__)
+ // help with VA debugging
+ #define DEBUG_PRINTF(NAME) { static int raz=0; \
+ printf( #NAME " %i\n",raz); fflush(stdout); \
+ raz++; \
+ }
+ #else
+ #define DEBUG_PRINTF(NAME)
+ #endif
#endif
-#if !USE_SHARED_LIBRARY
-wxClassInfo wxObject::sm_classwxObject((wxChar *) _T("wxObject"), (wxChar *) NULL, (wxChar *) NULL, (int ) sizeof(wxObject), (wxObjectConstructorFn) NULL);
+wxClassInfo wxObject::sm_classwxObject((wxChar *) wxT("wxObject"), (wxChar *) NULL, (wxChar *) NULL, (int ) sizeof(wxObject), (wxObjectConstructorFn) NULL);
wxClassInfo* wxClassInfo::sm_first = (wxClassInfo *) NULL;
wxHashTable* wxClassInfo::sm_classTable = (wxHashTable*) NULL;
-#endif
+
+// These are here so we can avoid 'always true/false' warnings
+// by referring to these instead of TRUE/FALSE
+const bool wxTrue = TRUE;
+const bool wxFalse = FALSE;
/*
* wxWindows root object.
return FALSE;
}
-#if defined(__WXDEBUG__) || wxUSE_DEBUG_CONTEXT
+wxObject *wxObject::Clone() const
+{
+ wxObject *object = GetClassInfo()->CreateObject();
+ CopyObject(*object);
+ return object;
+}
+
+#ifdef __WXDEBUG__
+void wxObject::CopyObject(wxObject& object_dest) const
+#else // !Debug
+void wxObject::CopyObject(wxObject& WXUNUSED(object_dest)) const
+#endif // Debug/!Debug
+{
+ wxASSERT(object_dest.GetClassInfo()->IsKindOf(GetClassInfo()));
+}
+
+#if wxUSE_STD_IOSTREAM && (defined(__WXDEBUG__) || wxUSE_DEBUG_CONTEXT)
void wxObject::Dump(ostream& str)
{
if (GetClassInfo() && GetClassInfo()->GetClassName())
#undef new
#endif
-void *wxObject::operator new (size_t size, char * fileName, int lineNum)
+void *wxObject::operator new (size_t size, wxChar * fileName, int lineNum)
{
return wxDebugAlloc(size, fileName, lineNum, TRUE);
}
+#if defined(__VISAGECPP__)
+# if __DEBUG_ALLOC__
+void wxObject::operator delete (void * buf,const char * _fname, size_t _line)
+{
+ wxDebugFree(buf);
+}
+# endif //__DEBUG_ALLOC__
+#else
void wxObject::operator delete (void * buf)
{
wxDebugFree(buf);
}
+#endif // __VISAGECPP__
// VC++ 6.0
#if defined(__VISUALC__) && (__VISUALC__ >= 1200)
-void wxObject::operator delete(void* pData, char* /* fileName */, int /* lineNum */)
+void wxObject::operator delete(void* pData, wxChar* /* fileName */, int /* lineNum */)
{
::operator delete(pData);
}
#endif
// Cause problems for VC++ - crashes
-#if !defined(__VISUALC__) && wxUSE_ARRAY_MEMORY_OPERATORS
-void * wxObject::operator new[] (size_t size, char * fileName, int lineNum)
+#if (!defined(__VISUALC__) && wxUSE_ARRAY_MEMORY_OPERATORS ) || defined(__MWERKS__)
+void * wxObject::operator new[] (size_t size, wxChar * fileName, int lineNum)
{
return wxDebugAlloc(size, fileName, lineNum, TRUE, TRUE);
}
* Class info: provides run-time class type information.
*/
-wxClassInfo::wxClassInfo(wxChar *cName, wxChar *baseName1, wxChar *baseName2, int sz, wxObjectConstructorFn constr)
+wxClassInfo::wxClassInfo(const wxChar *cName,
+ const wxChar *baseName1,
+ const wxChar *baseName2,
+ int sz,
+ wxObjectConstructorFn constr)
{
m_className = cName;
m_baseClassName1 = baseName1;
return (wxObject *) NULL;
}
-wxClassInfo *wxClassInfo::FindClass(wxChar *c)
+wxClassInfo *wxClassInfo::FindClass(const wxChar *c)
{
wxClassInfo *p = sm_first;
while (p)
{
- if (p && p->GetClassName() && wxStrcmp(p->GetClassName(), c) == 0)
- return p;
+ if ( wxStrcmp(p->GetClassName(), c) == 0 )
+ break;
+
p = p->m_next;
}
- return (wxClassInfo *) NULL;
+
+ return p;
}
// Climb upwards through inheritance hierarchy.
// Dual inheritance is catered for.
-bool wxClassInfo::IsKindOf(wxClassInfo *info) const
+bool wxClassInfo::IsKindOf(const wxClassInfo *info) const
{
if (info == NULL)
return FALSE;
- // For some reason, when making/using a DLL, static data has to be included
- // in both the DLL and the application. This can lead to duplicate
- // wxClassInfo objects, so we have to test the name instead of the pointers.
- // PROBABLY NO LONGER TRUE now I've done DLL creation right.
- /*
-#if WXMAKINGDLL
-if (GetClassName() && info->GetClassName() && (strcmp(GetClassName(), info->GetClassName()) == 0))
-return TRUE;
-#else
- */
if (this == info)
return TRUE;
// Set pointers to base class(es) to speed up IsKindOf
void wxClassInfo::InitializeClasses()
{
+ // 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
+#ifdef __WXDEBUG__
+ // more classes than we'll ever have
+ static const size_t nMaxClasses = 10000;
+ size_t nClass = 0;
+#endif // Debug
+
wxClassInfo::sm_classTable = new wxHashTable(wxKEY_STRING);
// Index all class infos by their class name
while (info)
{
if (info->m_className)
+ {
+ 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);
+ }
+
info = info->m_next;
}
wxObject *wxCreateDynamicObject(const wxChar *name)
{
+#if defined(__WXDEBUG__) || wxUSE_DEBUG_CONTEXT
+ DEBUG_PRINTF(wxObject *wxCreateDynamicObject)
+#endif
+
if (wxClassInfo::sm_classTable)
{
wxClassInfo *info = (wxClassInfo *)wxClassInfo::sm_classTable->Get(name);
}
return (wxObject*) NULL;
}
- return (wxObject*) NULL;
}
#if wxUSE_SERIAL
#include "wx/serbase.h"
#include "wx/dynlib.h"
-#include "wx/msgdlg.h"
wxObject* wxCreateStoredObject( wxInputStream &stream )
{
void wxObject::StoreObject( wxObjectOutputStream& stream )
{
+#if defined(__WXDEBUG__) || wxUSE_DEBUG_CONTEXT
+ DEBUG_PRINTF(wxObject::StoreObject)
+#endif
+
wxString obj_name = wxString(GetClassInfo()->GetClassName()) + "_Serialize";
wxLibrary *lib = wxTheLibraries.LoadLibrary("wxserial");
void wxObject::LoadObject( wxObjectInputStream& stream )
{
+#if defined(__WXDEBUG__) || wxUSE_DEBUG_CONTEXT
+ DEBUG_PRINTF(wxObject::LoadObject)
+#endif
+
wxString obj_name = wxString(GetClassInfo()->GetClassName()) + "_Serialize";
wxLibrary *lib = wxTheLibraries.LoadLibrary("wxserial");
void wxObject::Ref(const wxObject& clone)
{
- // delete reference to old data
+#if defined(__WXDEBUG__) || wxUSE_DEBUG_CONTEXT
+ DEBUG_PRINTF(wxObject::Ref)
+#endif
+ // delete reference to old data
UnRef();
// reference new data
if (clone.m_refData) {
void wxObject::UnRef()
{
- if (m_refData) {
- assert(m_refData->m_count > 0);
- --(m_refData->m_count);
- if (m_refData->m_count == 0)
+ if ( m_refData )
+ {
+ wxASSERT_MSG( m_refData->m_count > 0, _T("invalid ref data count") );
+
+ if ( !--m_refData->m_count )
delete m_refData;
+ m_refData = (wxObjectRefData *) NULL;
}
- m_refData = (wxObjectRefData *) NULL;
}
/*
wxObjectRefData::~wxObjectRefData()
{
}
-
-// These are here so we can avoid 'always true/false' warnings
-// by referring to these instead of TRUE/FALSE
-const bool wxTrue = TRUE;
-const bool wxFalse = FALSE;
projects / wxWidgets.git / blobdiff