moved MGL initialization to earlier stage (crashes otherwise...) and implemented...

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

diff --git a/include/wx/object.h b/include/wx/object.h
index 458f5e78e6ad0b6d8857d63f4710fee59a710349..845d0e238cfd187a880412387ab488cd110bc9ac 100644 (file)
--- a/include/wx/object.h
+++ b/include/wx/object.h
@@ -52,42 +52,47 @@ typedef wxObject * (*wxObjectConstructorFn) (void);
 
 class WXDLLEXPORT wxClassInfo
 {
- public:
-   wxClassInfo(wxChar *cName, wxChar *baseName1, wxChar *baseName2, int sz, wxObjectConstructorFn fn);
+public:
+   wxClassInfo(const wxChar *cName,
+               const wxChar *baseName1,
+               const wxChar *baseName2,
+               int sz,
+               wxObjectConstructorFn fn);
 
    wxObject *CreateObject(void);
 
-   inline wxChar *GetClassName(void) const { return m_className; }
-   inline wxChar *GetBaseClassName1(void) const { return m_baseClassName1; }
-   inline wxChar *GetBaseClassName2(void) const { return m_baseClassName2; }
-   inline wxClassInfo* GetBaseClass1() const { return m_baseInfo1; }
-   inline wxClassInfo* GetBaseClass2() const { return m_baseInfo2; }
-   inline int GetSize(void) const { return m_objectSize; }
-   inline wxObjectConstructorFn GetConstructor() const { return m_objectConstructor; }
-   static inline wxClassInfo* GetFirst() { return sm_first; }
-   inline wxClassInfo* GetNext() const { return m_next; }
-   bool IsKindOf(wxClassInfo *info) const;
+   const wxChar *GetClassName() const { return m_className; }
+   const wxChar *GetBaseClassName1() const { return m_baseClassName1; }
+   const wxChar *GetBaseClassName2() const { return m_baseClassName2; }
+   const wxClassInfo* GetBaseClass1() const { return m_baseInfo1; }
+   const wxClassInfo* GetBaseClass2() const { return m_baseInfo2; }
+   int GetSize() const { return m_objectSize; }
+   wxObjectConstructorFn GetConstructor() const { return m_objectConstructor; }
+   static const wxClassInfo* GetFirst() { return sm_first; }
+   const wxClassInfo* GetNext() const { return m_next; }
+   bool IsKindOf(const wxClassInfo *info) const;
 
-   static wxClassInfo *FindClass(wxChar *c);
+   static wxClassInfo *FindClass(const wxChar *c);
 
    // Initializes parent pointers and hash table for fast searching.
-   static void InitializeClasses(void);
+   static void InitializeClasses();
 
    // Cleans up hash table used for fast searching.
-   static void CleanUpClasses(void);
+   static void CleanUpClasses();
 
 public:
-   wxChar*                  m_className;
-   wxChar*                  m_baseClassName1;
-   wxChar*                  m_baseClassName2;
+   const wxChar*            m_className;
+   const wxChar*            m_baseClassName1;
+   const wxChar*            m_baseClassName2;
    int                      m_objectSize;
    wxObjectConstructorFn    m_objectConstructor;
 
    // Pointers to base wxClassInfos: set in InitializeClasses
-   // called from wx_main.cc
-   wxClassInfo*             m_baseInfo1;
-   wxClassInfo*             m_baseInfo2;
+   const wxClassInfo*       m_baseInfo1;
+   const wxClassInfo*       m_baseInfo2;
 
+   // class info object live in a linked list: pointers to its head and the
+   // next element in it
    static wxClassInfo*      sm_first;
    wxClassInfo*             m_next;
 
@@ -170,6 +175,13 @@ wxObject* WXDLLEXPORT_CTORFN wxConstructorFor##name(void) \
         ? (className *)(obj) \
         : (className *)0)
 
+// The 'this' pointer is always true, so use this version to cast the this
+// pointer and avoid compiler warnings.
+#define wxDynamicCastThis(className) \
+        (IsKindOf(&className::sm_class##className) \
+        ? (className *)(this) \
+        : (className *)0)
+
 #define wxConstCast(obj, className) ((className *)(obj))
 
 #ifdef __WXDEBUG__
@@ -186,6 +198,7 @@ wxObject* WXDLLEXPORT_CTORFN wxConstructorFor##name(void) \
 #endif // Debug/!Debug
 
 // Unfortunately Borland seems to need this include.
+#if wxUSE_STD_IOSTREAM && (defined(__WXDEBUG__) || wxUSE_DEBUG_CONTEXT)
 #ifdef __BORLANDC__
     #if wxUSE_IOSTREAMH
         #include <iostream.h>
@@ -193,6 +206,7 @@ wxObject* WXDLLEXPORT_CTORFN wxConstructorFor##name(void) \
         #include <iostream>
     #endif
 #endif
+#endif
 
 class WXDLLEXPORT wxObjectRefData;
 
@@ -214,37 +228,35 @@ class WXDLLEXPORT wxObject
 
 #if defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING
   void * operator new (size_t size, wxChar * fileName = NULL, int lineNum = 0);
-
-#if defined(__VISAGECPP__)
-  #if __DEBUG_ALLOC__
-     void operator delete (void * buf,const char * _fname, size_t _line);
-  #endif  //__DEBUG_ALLOC__
-#else
-  void operator delete (void * buf);
-#endif
-   // defined(__VISAGECPP__)
+#  if defined(__VISAGECPP__)
+#    if __DEBUG_ALLOC__
+       void operator delete (void * buf,const char * _fname, size_t _line);
+#    endif  //__DEBUG_ALLOC__
+#  else // Everybody else
+    void operator delete (void * buf);
+#  endif // end of VISAGECPP
 
 // VC++ 6.0
-#if defined(__VISUALC__) && (__VISUALC__ >= 1200)
-  void operator delete(void *buf, wxChar*, int);
-#endif
+#  if defined(__VISUALC__) && (__VISUALC__ >= 1200)
+    void operator delete(void *buf, wxChar*, int);
+#  endif
 
     // Causes problems for VC++
-#if wxUSE_ARRAY_MEMORY_OPERATORS && !defined(__VISUALC__) && !defined( __MWERKS__)
-  void * operator new[] (size_t size, wxChar * fileName = NULL, int lineNum = 0);
-  void operator delete[] (void * buf);
-#endif
+#  if wxUSE_ARRAY_MEMORY_OPERATORS && !defined(__VISUALC__) && !defined( __MWERKS__)
+    void * operator new[] (size_t size, wxChar * fileName = NULL, int lineNum = 0);
+    void operator delete[] (void * buf);
+#  endif
 
-#ifdef __MWERKS__
-  void * operator new[] (size_t size, wxChar * fileName , int lineNum = 0);
-  void * operator new[] (size_t size) { return operator new[] ( size , NULL , 0 ) ; }
-  void operator delete[] (void * buf);
-#endif
+#  ifdef __MWERKS__
+    void * operator new[] (size_t size, wxChar * fileName , int lineNum = 0);
+    void * operator new[] (size_t size) { return operator new[] ( size , NULL , 0 ) ; }
+    void operator delete[] (void * buf);
+#  endif
 
 #endif // Debug & memory tracing
 
 #if wxUSE_STD_IOSTREAM && (defined(__WXDEBUG__) || wxUSE_DEBUG_CONTEXT)
-  virtual void Dump(ostream& str);
+  virtual void Dump(wxSTD ostream& str);
 #endif
 
 #if wxUSE_SERIAL
@@ -261,14 +273,6 @@ class WXDLLEXPORT wxObject
   inline wxObjectRefData *GetRefData(void) const { return m_refData; }
   inline void SetRefData(wxObjectRefData *data) { m_refData = data; }
 
-//EK
-#if defined(__WXDEBUG__) && defined(__VISAGECPP__)
-public:
-  static int                        N;
-  static int                        Nid;  // total number of objects and serial counter
-         int                        id; // serial number for current object
-#endif // __WXDEBUG__
-
 protected:
   wxObjectRefData*      m_refData;
 #if wxUSE_SERIAL