wxTheApp can't be assigned to any longer

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

diff --git a/include/wx/object.h b/include/wx/object.h
index 7c161ab1135b867e9f64a6bb4e0801980ed16783..bbc627fe60bc9aa7f8d81a6159459a822ed3f10d 100644 (file)
--- a/include/wx/object.h
+++ b/include/wx/object.h
@@ -5,7 +5,7 @@
 // Modified by: Ron Lee
 // Created:     01/02/97
 // RCS-ID:      $Id$
-// Copyright:   (c) 1997 Julian Smart and Markus Holzem
+// Copyright:   (c) 1997 Julian Smart
 //              (c) 2001 Ron Lee <ron@debian.org>
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
@@ -13,7 +13,7 @@
 #ifndef _WX_OBJECTH__
 #define _WX_OBJECTH__
 
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(__APPLE__)
 #pragma interface "object.h"
 #endif
 
@@ -24,10 +24,18 @@
 #include "wx/defs.h"
 #include "wx/memory.h"
 
-class WXDLLEXPORT wxObject;
+class WXDLLIMPEXP_BASE wxObject;
 
 #if wxUSE_DYNAMIC_CLASSES
 
+#ifndef wxUSE_EXTENDED_RTTI
+#define wxUSE_EXTENDED_RTTI 0
+#endif
+
+#if wxUSE_EXTENDED_RTTI
+#include "wx/xti.h"
+#else
+
 // ----------------------------------------------------------------------------
 // conditional compilation
 // ----------------------------------------------------------------------------
@@ -41,14 +49,9 @@ class WXDLLEXPORT wxObject;
 #undef GetClassInfo
 #endif
 
-class WXDLLEXPORT wxClassInfo;
-class WXDLLEXPORT wxHashTable;
-class WXDLLEXPORT wxObjectRefData;
-
-#if wxUSE_STD_IOSTREAM && (defined(__WXDEBUG__) || wxUSE_DEBUG_CONTEXT)
-    #include "wx/ioswrap.h"
-#endif
-
+class WXDLLIMPEXP_BASE wxClassInfo;
+class WXDLLIMPEXP_BASE wxHashTable;
+class WXDLLIMPEXP_BASE wxObjectRefData;
 
 // ----------------------------------------------------------------------------
 // wxClassInfo
@@ -56,7 +59,7 @@ class WXDLLEXPORT wxObjectRefData;
 
 typedef wxObject *(*wxObjectConstructorFn)(void);
 
-class WXDLLEXPORT wxClassInfo
+class WXDLLIMPEXP_BASE wxClassInfo
 {
 public:
     wxClassInfo( const wxChar *className,
@@ -74,26 +77,7 @@ public:
         , m_next(sm_first)
         { sm_first = this; }
 
-    ~wxClassInfo()
-    {
-        if (sm_first == this)
-        {
-            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;
-            }
-        }
-    }
+    ~wxClassInfo();
 
     wxObject *CreateObject() { return m_objectConstructor ? (*m_objectConstructor)() : 0; }
 
@@ -128,6 +112,7 @@ public:
 
     static void     CleanUpClasses();
 
+
 public:
     const wxChar            *m_className;
     const wxChar            *m_baseClassName1;
@@ -157,7 +142,7 @@ private:
     DECLARE_NO_COPY_CLASS(wxClassInfo)
 };
 
-WXDLLEXPORT wxObject *wxCreateDynamicObject(const wxChar *name);
+WXDLLIMPEXP_BASE wxObject *wxCreateDynamicObject(const wxChar *name);
 
 // ----------------------------------------------------------------------------
 // Dynamic class macros
@@ -169,6 +154,14 @@ WXDLLEXPORT wxObject *wxCreateDynamicObject(const wxChar *name);
   virtual wxClassInfo *GetClassInfo() const   \
    { return &name::sm_class##name; }
 
+#define DECLARE_DYNAMIC_CLASS_NO_ASSIGN(name)   \
+    DECLARE_NO_ASSIGN_CLASS(name)               \
+    DECLARE_DYNAMIC_CLASS(name)
+
+#define DECLARE_DYNAMIC_CLASS_NO_COPY(name)   \
+    DECLARE_NO_COPY_CLASS(name)               \
+    DECLARE_DYNAMIC_CLASS(name)
+
 #define DECLARE_ABSTRACT_CLASS(name) DECLARE_DYNAMIC_CLASS(name)
 #define DECLARE_CLASS(name) DECLARE_DYNAMIC_CLASS(name)
 
@@ -179,7 +172,7 @@ WXDLLEXPORT wxObject *wxCreateDynamicObject(const wxChar *name);
     // Single inheritance with one base class
 
 #define IMPLEMENT_DYNAMIC_CLASS(name, basename)                 \
- wxObject* WXDLLEXPORT_CTORFN wxConstructorFor##name()          \
+ wxObject* wxConstructorFor##name()                             \
   { return new name; }                                          \
  wxClassInfo name::sm_class##name(wxT(#name), wxT(#basename),   \
             0, (int) sizeof(name),                              \
@@ -188,7 +181,7 @@ WXDLLEXPORT wxObject *wxCreateDynamicObject(const wxChar *name);
     // Multiple inheritance with two base classes
 
 #define IMPLEMENT_DYNAMIC_CLASS2(name, basename1, basename2)    \
- wxObject* WXDLLEXPORT_CTORFN wxConstructorFor##name()          \
+ wxObject* wxConstructorFor##name()                             \
   { return new name; }                                          \
  wxClassInfo name::sm_class##name(wxT(#name), wxT(#basename1),  \
             wxT(#basename2), (int) sizeof(name),                \
@@ -214,6 +207,9 @@ WXDLLEXPORT wxObject *wxCreateDynamicObject(const wxChar *name);
 #define IMPLEMENT_CLASS IMPLEMENT_ABSTRACT_CLASS
 #define IMPLEMENT_CLASS2 IMPLEMENT_ABSTRACT_CLASS2
 
+#endif // !wxUSE_EXTENDED_RTTI
+
+
 // -----------------------------------
 // for pluggable classes
 // -----------------------------------
@@ -281,7 +277,6 @@ name##PluginSentinel  m_pluginsentinel;
 #define IMPLEMENT_USER_EXPORTED_ABSTRACT_PLUGGABLE_CLASS2(name, basename1, basename2)  \
  IMPLEMENT_ABSTRACT_PLUGGABLE_CLASS2(name, basename1, basename2)
 
-
 #define CLASSINFO(name) (&name::sm_class##name)
 
 #else // !wxUSE_DYNAMIC_CLASSES
@@ -314,7 +309,6 @@ name##PluginSentinel  m_pluginsentinel;
 
 #endif // 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)
@@ -322,14 +316,18 @@ name##PluginSentinel  m_pluginsentinel;
 
 // to be replaced by dynamic_cast<> in the future
 #define wxDynamicCast(obj, className) \
- (className *) wxCheckDynamicCast((wxObject*)(obj), &className::sm_class##className)
+ ((className *) wxCheckDynamicCast((wxObject*)(obj), &className::sm_class##className))
 
 // 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)
 
+#ifdef HAVE_CONST_CAST
+#define wxConstCast(obj, className) const_cast<className *>(obj)
+#else
 #define wxConstCast(obj, className) ((className *)(obj))
+#endif
 
 
 #ifdef __WXDEBUG__
@@ -345,18 +343,6 @@ inline void wxCheckCast(void *ptr)
 
 #endif  // __WXDEBUG__
 
-
-// for some reason Borland seems to need this include.
-#if wxUSE_STD_IOSTREAM                                \
-    && (defined(__WXDEBUG__) || wxUSE_DEBUG_CONTEXT)  \
-    && defined(__BORLANDC__)
-    #if wxUSE_IOSTREAMH
-        #include <iostream.h>
-    #else
-        #include <iostream>
-    #endif
-#endif // wxUSE_IOSTREAMH
-
 // ----------------------------------------------------------------------------
 // set up memory debugging macros
 // ----------------------------------------------------------------------------
@@ -415,27 +401,31 @@ inline void wxCheckCast(void *ptr)
 
 #endif // WXDEBUG && wxUSE_MEMORY_TRACING
 
+#if wxUSE_STD_IOSTREAM && (defined(__WXDEBUG__) || wxUSE_DEBUG_CONTEXT)
+// needed by wxObject::Dump
+#include "wx/iosfwrap.h"
+#endif
 
 // ----------------------------------------------------------------------------
 // wxObject: the root class of wxWindows object hierarchy
 // ----------------------------------------------------------------------------
 
-class WXDLLEXPORT wxObject
+class WXDLLIMPEXP_BASE wxObject
 {
     DECLARE_ABSTRACT_CLASS(wxObject)
 
 private:
     void InitFrom(const wxObject& other);
-    
+
 public:
     wxObject() { m_refData = NULL; }
     virtual ~wxObject() { UnRef(); }
-    
+
     wxObject(const wxObject& other)
         {
             InitFrom(other);
         }
-    
+
     wxObject& operator=(const wxObject& other)
     {
         if ( this != &other )
@@ -518,9 +508,9 @@ protected:
 // wxObjectRefData: ref counted data meant to be stored in wxObject
 // ----------------------------------------------------------------------------
 
-class WXDLLEXPORT wxObjectRefData
+class WXDLLIMPEXP_BASE wxObjectRefData
 {
-    friend class wxObject;
+    friend class WXDLLIMPEXP_BASE wxObject;
 
 public:
     wxObjectRefData() : m_count(1) { }