X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/4de6207afa9a78be63fe93df44ff5b90cecd2781..8366ae934aab9f835747b0c2e456231e8795fe78:/include/wx/object.h?ds=sidebyside

diff --git a/include/wx/object.h b/include/wx/object.h
index b54f8c528a..845d0e238c 100644
--- a/include/wx/object.h
+++ b/include/wx/object.h
@@ -40,14 +40,8 @@ class WXDLLEXPORT wxObjectOutputStream;
 class WXDLLEXPORT wxHashTable;
 class WXDLLEXPORT wxObject_Serialize;
 
-#if wxUSE_IOSTREAMH
-    // N.B. BC++ doesn't have istream.h, ostream.h
-#   include <iostream.h>
-#else
-#   include <ostream>
-#   if defined(__VISUALC__) || defined(__MWERKS__)
-        using namespace std;
-#   endif
+#if wxUSE_STD_IOSTREAM && (defined(__WXDEBUG__) || wxUSE_DEBUG_CONTEXT)
+  #include "wx/ioswrap.h"
 #endif
 
 /*
@@ -58,42 +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;
 
@@ -123,13 +122,13 @@ WXDLLEXPORT wxObject* wxCreateStoredObject( wxInputStream& stream );
 #define IMPLEMENT_DYNAMIC_CLASS(name, basename) \
 wxObject* WXDLLEXPORT_CTORFN wxConstructorFor##name(void) \
    { return new name; }\
- wxClassInfo name::sm_class##name((wxChar *) _T(#name), (wxChar *) _T(#basename), (wxChar *) NULL, (int) sizeof(name), (wxObjectConstructorFn) wxConstructorFor##name);
+ wxClassInfo name::sm_class##name((wxChar *) wxT(#name), (wxChar *) wxT(#basename), (wxChar *) NULL, (int) sizeof(name), (wxObjectConstructorFn) wxConstructorFor##name);
 
 // Multiple inheritance with two base classes
 #define IMPLEMENT_DYNAMIC_CLASS2(name, basename1, basename2) \
 wxObject* WXDLLEXPORT_CTORFN wxConstructorFor##name(void) \
    { return new name; }\
- wxClassInfo name::sm_class##name((wxChar *) _T(#name), (wxChar *) _T(#basename1), (wxChar *) _T(#basename2), (int) sizeof(name), (wxObjectConstructorFn) wxConstructorFor##name);
+ wxClassInfo name::sm_class##name((wxChar *) wxT(#name), (wxChar *) wxT(#basename1), (wxChar *) wxT(#basename2), (int) sizeof(name), (wxObjectConstructorFn) wxConstructorFor##name);
 
 //////
 ////// for abstract classes
@@ -137,20 +136,20 @@ wxObject* WXDLLEXPORT_CTORFN wxConstructorFor##name(void) \
 
 // Single inheritance with one base class
 #define IMPLEMENT_ABSTRACT_CLASS(name, basename) \
- wxClassInfo name::sm_class##name((wxChar *) _T(#name), (wxChar *) _T(#basename), \
-		 (wxChar *) NULL, (int) sizeof(name), (wxObjectConstructorFn) NULL);
+ wxClassInfo name::sm_class##name((wxChar *) wxT(#name), (wxChar *) wxT(#basename), \
+         (wxChar *) NULL, (int) sizeof(name), (wxObjectConstructorFn) NULL);
 
 // Multiple inheritance with two base classes
 #define IMPLEMENT_ABSTRACT_CLASS2(name, basename1, basename2) \
- wxClassInfo name::sm_class##name((wxChar *) _T(#name), (wxChar *) _T(#basename1), \
-		 (wxChar *) _T(#basename2), (int) sizeof(name), (wxObjectConstructorFn) NULL);
+ wxClassInfo name::sm_class##name((wxChar *) wxT(#name), (wxChar *) wxT(#basename1), \
+         (wxChar *) wxT(#basename2), (int) sizeof(name), (wxObjectConstructorFn) NULL);
 
 #define IMPLEMENT_CLASS IMPLEMENT_ABSTRACT_CLASS
 #define IMPLEMENT_CLASS2 IMPLEMENT_ABSTRACT_CLASS2
 
 #define CLASSINFO(name) (&name::sm_class##name)
 
-#else
+#else // !wxUSE_DYNAMIC_CLASSES
 
 // No dynamic class system: so stub out the macros
 #define DECLARE_DYNAMIC_CLASS(name)
@@ -163,19 +162,49 @@ wxObject* WXDLLEXPORT_CTORFN wxConstructorFor##name(void) \
 #define IMPLEMENT_CLASS IMPLEMENT_ABSTRACT_CLASS
 #define IMPLEMENT_CLASS2 IMPLEMENT_ABSTRACT_CLASS2
 
-#endif
+#endif // wxUSE_DYNAMIC_CLASSES/!wxUSE_DYNAMIC_CLASSES
 
 #define wxIS_KIND_OF(obj, className) obj->IsKindOf(&className::sm_class##className)
 
 // Just seems a bit nicer-looking (pretend it's not a macro)
 #define wxIsKindOf(obj, className) obj->IsKindOf(&className::sm_class##className)
 
+// to be replaced by dynamic_cast<> in the future
+#define wxDynamicCast(obj, className) \
+        ((obj) && ((obj)->IsKindOf(&className::sm_class##className)) \
+        ? (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__
+    inline void wxCheckCast(void *ptr)
+    {
+        wxASSERT_MSG( ptr, _T("wxStaticCast() used incorrectly") );
+    }
+
+    #define wxStaticCast(obj, className) \
+        (wxCheckCast(wxDynamicCast(obj, className)), ((className *)(obj)))
+
+#else // !Debug
+    #define wxStaticCast(obj, className) ((className *)(obj))
+#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>
-#else
-#include <iostream>
+    #if wxUSE_IOSTREAMH
+        #include <iostream.h>
+    #else
+        #include <iostream>
+    #endif
 #endif
 #endif
 
@@ -192,33 +221,42 @@ class WXDLLEXPORT wxObject
   virtual ~wxObject(void);
 
   virtual wxClassInfo *GetClassInfo(void) const { return &sm_classwxObject; }
+  wxObject *Clone(void) const;
+  virtual void CopyObject(wxObject& object_dest) const;
 
   bool IsKindOf(wxClassInfo *info) const;
 
 #if defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING
   void * operator new (size_t size, wxChar * fileName = NULL, int lineNum = 0);
-  void operator delete (void * buf);
+#  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, char*, 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 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 defined(__WXDEBUG__) || wxUSE_DEBUG_CONTEXT
-  virtual void Dump(ostream& str);
+#if wxUSE_STD_IOSTREAM && (defined(__WXDEBUG__) || wxUSE_DEBUG_CONTEXT)
+  virtual void Dump(wxSTD ostream& str);
 #endif
 
 #if wxUSE_SERIAL