Moved wxWindow::SetSizeHints implementation to wxTopLevelWindow,

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

diff --git a/include/wx/object.h b/include/wx/object.h
index d0eb3167f39d64421d6d80f8a7e990a151a3af58..b3380450caf25e2dcf35b8de153b9bb8ccd8602f 100644 (file)
--- a/include/wx/object.h
+++ b/include/wx/object.h
@@ -1,11 +1,11 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////

-// Name:        object.h
+// Name:        wx/object.h

 // Purpose:     wxObject class, plus run-time type information macros
 // Author:      Julian Smart
 // Modified by: Ron Lee
 // Created:     01/02/97
 // RCS-ID:      $Id$
 // Purpose:     wxObject class, plus run-time type information macros
 // Author:      Julian Smart
 // 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
 /////////////////////////////////////////////////////////////////////////////
 //              (c) 2001 Ron Lee <ron@debian.org>
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////


@@ -13,7 +13,7 @@
 #ifndef _WX_OBJECTH__
 #define _WX_OBJECTH__
 
 #ifndef _WX_OBJECTH__
 #define _WX_OBJECTH__
 

-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(__APPLE__)

 #pragma interface "object.h"
 #endif
 
 #pragma interface "object.h"
 #endif
 


@@ -32,6 +32,8 @@ class WXDLLEXPORT wxObject;
 // conditional compilation
 // ----------------------------------------------------------------------------
 
 // conditional compilation
 // ----------------------------------------------------------------------------
 

+// this shouldn't be needed any longer as <wx/msw/private.h> does it but it
+// doesn't hurt neither

 #ifdef GetClassName
 #undef GetClassName
 #endif
 #ifdef GetClassName
 #undef GetClassName
 #endif


@@ -41,11 +43,7 @@ class WXDLLEXPORT wxObject;
 
 class WXDLLEXPORT wxClassInfo;
 class WXDLLEXPORT wxHashTable;
 
 class WXDLLEXPORT wxClassInfo;
 class WXDLLEXPORT wxHashTable;

-
-#if wxUSE_STD_IOSTREAM && (defined(__WXDEBUG__) || wxUSE_DEBUG_CONTEXT)
-#include "wx/ioswrap.h"
-#endif
-
+class WXDLLEXPORT wxObjectRefData;

 
 // ----------------------------------------------------------------------------
 // wxClassInfo
 
 // ----------------------------------------------------------------------------
 // wxClassInfo


@@ -69,7 +67,9 @@ public:
         , m_baseInfo1(0)
         , m_baseInfo2(0)
         , m_next(sm_first)
         , m_baseInfo1(0)
         , m_baseInfo2(0)
         , m_next(sm_first)

-    { sm_first = this; }
+        { sm_first = this; }
+
+    ~wxClassInfo();

 
     wxObject *CreateObject() { return m_objectConstructor ? (*m_objectConstructor)() : 0; }
 
 
     wxObject *CreateObject() { return m_objectConstructor ? (*m_objectConstructor)() : 0; }
 


@@ -129,6 +129,8 @@ public:
 private:
     // InitializeClasses() helper
     static wxClassInfo *GetBaseByName(const wxChar *name);
 private:
     // InitializeClasses() helper
     static wxClassInfo *GetBaseByName(const wxChar *name);

+
+    DECLARE_NO_COPY_CLASS(wxClassInfo)

 };
 
 WXDLLEXPORT wxObject *wxCreateDynamicObject(const wxChar *name);
 };
 
 WXDLLEXPORT wxObject *wxCreateDynamicObject(const wxChar *name);


@@ -291,22 +293,23 @@ name##PluginSentinel  m_pluginsentinel;
 
 #define wxIS_KIND_OF(obj, className) obj->IsKindOf(&className::sm_class##className)
 
 
 #define wxIS_KIND_OF(obj, className) obj->IsKindOf(&className::sm_class##className)
 

-    // Just seems a bit nicer-looking (pretend it's not a macro)
-
+// Just seems a bit nicer-looking (pretend it's not a macro)

 #define wxIsKindOf(obj, className) obj->IsKindOf(&className::sm_class##className)
 
 #define wxIsKindOf(obj, className) obj->IsKindOf(&className::sm_class##className)
 

-    // to be replaced by dynamic_cast<> in the future
-
+// to be replaced by dynamic_cast<> in the future

 #define wxDynamicCast(obj, className) \
 #define wxDynamicCast(obj, 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.
+ ((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)
 
 #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))
 #define wxConstCast(obj, className) ((className *)(obj))

+#endif

 
 
 #ifdef __WXDEBUG__
 
 
 #ifdef __WXDEBUG__


@@ -322,65 +325,131 @@ inline void wxCheckCast(void *ptr)
 
 #endif  // __WXDEBUG__
 
 
 #endif  // __WXDEBUG__
 

+// ----------------------------------------------------------------------------
+// set up memory debugging macros
+// ----------------------------------------------------------------------------

 
 

-    // Unfortunately Borland seems to need this include.
+/*
+    Which new/delete operator variants do we want?

 
 

-#if wxUSE_STD_IOSTREAM                                \
-    && (defined(__WXDEBUG__) || wxUSE_DEBUG_CONTEXT)  \
-    && defined(__BORLANDC__)
-#if wxUSE_IOSTREAMH
-#include <iostream.h>
-#else
-#include <iostream>
+    _WX_WANT_NEW_SIZET_WXCHAR_INT             = void *operator new (size_t size, wxChar *fileName = 0, int lineNum = 0)
+    _WX_WANT_DELETE_VOID                      = void operator delete (void * buf)
+    _WX_WANT_DELETE_VOID_CONSTCHAR_SIZET      = void operator delete (void *buf, const char *_fname, size_t _line)
+    _WX_WANT_DELETE_VOID_WXCHAR_INT           = void operator delete(void *buf, wxChar*, int)
+    _WX_WANT_ARRAY_NEW_SIZET_WXCHAR_INT       = void *operator new[] (size_t size, wxChar *fileName , int lineNum = 0)
+    _WX_WANT_ARRAY_DELETE_VOID                = void operator delete[] (void *buf)
+    _WX_WANT_ARRAY_DELETE_VOID_WXCHAR_INT     = void operator delete[] (void* buf, wxChar*, int )
+*/
+
+#if defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING
+
+// All compilers get this one
+#define _WX_WANT_NEW_SIZET_WXCHAR_INT
+
+// Everyone except Visage gets the next one
+#ifndef __VISAGECPP__
+    #define _WX_WANT_DELETE_VOID
+#endif
+
+// Only visage gets this one under the correct circumstances
+#if defined(__VISAGECPP__) && __DEBUG_ALLOC__
+    #define _WX_WANT_DELETE_VOID_CONSTCHAR_SIZET

 #endif
 #endif

+
+// Only VC++ 6.0 and CodeWarrior compilers get overloaded delete that matches new
+#if ( defined(__VISUALC__) && (__VISUALC__ >= 1200) ) || (defined(__MWERKS__) && (__MWERKS__ >= 0x2400))
+    #define _WX_WANT_DELETE_VOID_WXCHAR_INT

 #endif
 
 #endif
 

+// Now see who (if anyone) gets the array memory operators
+#if wxUSE_ARRAY_MEMORY_OPERATORS
+
+    // Everyone except Visual C++ (cause problems for VC++ - crashes)
+    #if !defined(__VISUALC__)
+        #define _WX_WANT_ARRAY_NEW_SIZET_WXCHAR_INT
+    #endif
+
+    // Everyone except Visual C++ (cause problems for VC++ - crashes)
+    #if !defined(__VISUALC__)
+        #define _WX_WANT_ARRAY_DELETE_VOID
+    #endif
+
+    // Only CodeWarrior 6 or higher
+    #if defined(__MWERKS__) && (__MWERKS__ >= 0x2400)
+        #define _WX_WANT_ARRAY_DELETE_VOID_WXCHAR_INT
+    #endif
+
+#endif // wxUSE_ARRAY_MEMORY_OPERATORS
+
+#endif // WXDEBUG && wxUSE_MEMORY_TRACING
+
+#if wxUSE_STD_IOSTREAM && (defined(__WXDEBUG__) || wxUSE_DEBUG_CONTEXT)
+// needed by wxObject::Dump
+#include "wx/iosfwrap.h"
+#endif

 
 // ----------------------------------------------------------------------------
 
 // ----------------------------------------------------------------------------

-// wxObject
+// wxObject: the root class of wxWindows object hierarchy

 // ----------------------------------------------------------------------------
 
 // ----------------------------------------------------------------------------
 

-class WXDLLEXPORT wxObjectRefData;
-

 class WXDLLEXPORT wxObject
 {
 class WXDLLEXPORT wxObject
 {

-DECLARE_ABSTRACT_CLASS(wxObject)
+    DECLARE_ABSTRACT_CLASS(wxObject)

 
 

+private:
+    void InitFrom(const wxObject& other);
+    

 public:
 public:

-    wxObject() : m_refData(0) {}
+    wxObject() { m_refData = NULL; }

     virtual ~wxObject() { UnRef(); }
     virtual ~wxObject() { UnRef(); }

+    
+    wxObject(const wxObject& other)
+        {
+            InitFrom(other);
+        }
+    
+    wxObject& operator=(const wxObject& other)
+    {
+        if ( this != &other )
+        {
+            UnRef();
+            InitFrom(other);
+        }
+        return *this;
+    }

 
     bool IsKindOf(wxClassInfo *info) const;
 
 
     bool IsKindOf(wxClassInfo *info) const;
 

-#if defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING
-    void *operator new (size_t size, wxChar *fileName = 0, int lineNum = 0);

 
 

-#ifndef __VISAGECPP__
-    void operator delete (void * buf);
-#elif __DEBUG_ALLOC__
-    void operator delete (void *buf, const char *_fname, size_t _line);
+    // Turn on the correct set of new and delete operators
+
+#ifdef _WX_WANT_NEW_SIZET_WXCHAR_INT
+    void *operator new ( size_t size, const wxChar *fileName = NULL, int lineNum = 0 );

 #endif
 
 #endif
 

-    // VC++ 6.0
+#ifdef _WX_WANT_DELETE_VOID
+    void operator delete ( void * buf );
+#endif

 
 

-#if defined(__VISUALC__) && (__VISUALC__ >= 1200)
-    void operator delete(void *buf, wxChar*, int);
+#ifdef _WX_WANT_DELETE_VOID_CONSTCHAR_SIZET
+    void operator delete ( void *buf, const char *_fname, size_t _line );

 #endif
 
 #endif
 

-    // Causes problems for VC++
+#ifdef _WX_WANT_DELETE_VOID_WXCHAR_INT
+    void operator delete ( void *buf, const wxChar*, int );
+#endif

 
 

-#if wxUSE_ARRAY_MEMORY_OPERATORS && !defined(__VISUALC__) && !defined( __MWERKS__)
-    void *operator new[] (size_t size, wxChar *fileName = 0, int lineNum = 0);
-    void operator delete[] (void *buf);
+#ifdef _WX_WANT_ARRAY_NEW_SIZET_WXCHAR_INT
+    void *operator new[] ( size_t size, const wxChar *fileName = NULL, int lineNum = 0 );

 #endif
 
 #endif
 

-#ifdef __MWERKS__
-    void *operator new[] (size_t size, wxChar *fileName , int lineNum = 0);
-    void *operator new[] (size_t size) { return operator new[] ( size, 0, 0 ) ; }
-    void operator delete[] (void *buf);
+#ifdef _WX_WANT_ARRAY_DELETE_VOID
+    void operator delete[] ( void *buf );

 #endif
 
 #endif
 

-#endif // Debug & memory tracing
+#ifdef _WX_WANT_ARRAY_DELETE_VOID_WXCHAR_INT
+    void operator delete[] (void* buf, const wxChar*, int );
+#endif

 
 
 #if wxUSE_STD_IOSTREAM && (defined(__WXDEBUG__) || wxUSE_DEBUG_CONTEXT)
 
 
 #if wxUSE_STD_IOSTREAM && (defined(__WXDEBUG__) || wxUSE_DEBUG_CONTEXT)


@@ -417,16 +486,20 @@ protected:
     wxObjectRefData *m_refData;
 };
 
     wxObjectRefData *m_refData;
 };
 

+// ----------------------------------------------------------------------------
+// wxObjectRefData: ref counted data meant to be stored in wxObject
+// ----------------------------------------------------------------------------

 
 class WXDLLEXPORT wxObjectRefData
 {
 
 class WXDLLEXPORT wxObjectRefData
 {

-    friend class wxObject;
+    friend class WXDLLEXPORT wxObject;

 
 public:
 
 public:

-    wxObjectRefData() : m_count(1) {}
-    virtual ~wxObjectRefData() {}
+    wxObjectRefData() : m_count(1) { }
+    virtual ~wxObjectRefData() { }
+
+    int GetRefCount() const { return m_count; }

 
 

-    inline int GetRefCount() const { return m_count; }

 private:
     int m_count;
 };
 private:
     int m_count;
 };


@@ -434,25 +507,28 @@ private:
 
 inline wxObject *wxCheckDynamicCast(wxObject *obj, wxClassInfo *classInfo)
 {
 
 inline wxObject *wxCheckDynamicCast(wxObject *obj, wxClassInfo *classInfo)
 {

-    return obj && obj->GetClassInfo()->IsKindOf(classInfo) ? obj : 0;
+    return obj && obj->GetClassInfo()->IsKindOf(classInfo) ? obj : NULL;

 }
 
 }
 

+// ----------------------------------------------------------------------------
+// more debugging macros
+// ----------------------------------------------------------------------------
+

 #ifdef __WXDEBUG__
 #ifdef __WXDEBUG__

-#ifndef WXDEBUG_NEW
-#define WXDEBUG_NEW new(__TFILE__,__LINE__)
-#endif
-#else
-#define WXDEBUG_NEW new
+    #ifndef WXDEBUG_NEW
+        #define WXDEBUG_NEW new(__TFILE__,__LINE__)
+    #endif
+#else // !__WXDEBUG__
+    #define WXDEBUG_NEW new

 #endif
 
 #endif
 

-    // Redefine new to be the debugging version. This doesn't
-    // work with all compilers, in which case you need to
-    // use WXDEBUG_NEW explicitly if you wish to use the debugging version.
+// Redefine new to be the debugging version. This doesn't work with all
+// compilers, in which case you need to use WXDEBUG_NEW explicitly if you wish
+// to use the debugging version.

 
 #if defined(__WXDEBUG__) && wxUSE_GLOBAL_MEMORY_OPERATORS && wxUSE_DEBUG_NEW_ALWAYS
 
 #if defined(__WXDEBUG__) && wxUSE_GLOBAL_MEMORY_OPERATORS && wxUSE_DEBUG_NEW_ALWAYS

-#define new new(__TFILE__,__LINE__)
+    #define new new(__TFILE__,__LINE__)

 #endif
 
 #endif  // _WX_OBJECTH__
 
 #endif
 
 #endif  // _WX_OBJECTH__
 

-// vi:sts=4:sw=4:et