X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/e755eb67b62b608174a4efbb13bdd9fbebfa29a1..470402b9966ec0c9b0011193cb82bd6baa4a98c5:/include/wx/object.h diff --git a/include/wx/object.h b/include/wx/object.h index 43fa30553e..c268f677b4 100644 --- a/include/wx/object.h +++ b/include/wx/object.h @@ -13,15 +13,10 @@ #ifndef _WX_OBJECTH__ #define _WX_OBJECTH__ -#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) -#pragma interface "object.h" -#endif - // ---------------------------------------------------------------------------- // headers // ---------------------------------------------------------------------------- -#include "wx/defs.h" #include "wx/memory.h" class WXDLLIMPEXP_BASE wxObject; @@ -38,15 +33,6 @@ class WXDLLIMPEXP_BASE wxObject; // conditional compilation // ---------------------------------------------------------------------------- -// this shouldn't be needed any longer as does it but it -// doesn't hurt neither -#ifdef GetClassName -#undef GetClassName -#endif -#ifdef GetClassInfo -#undef GetClassInfo -#endif - class WXDLLIMPEXP_BASE wxClassInfo; class WXDLLIMPEXP_BASE wxHashTable; class WXDLLIMPEXP_BASE wxObjectRefData; @@ -78,7 +64,8 @@ public: ~wxClassInfo(); - wxObject *CreateObject() { return m_objectConstructor ? (*m_objectConstructor)() : 0; } + wxObject *CreateObject() const { return m_objectConstructor ? (*m_objectConstructor)() : 0; } + bool IsDynamic() const { return (NULL != m_objectConstructor); } const wxChar *GetClassName() const { return m_className; } const wxChar *GetBaseClassName1() const @@ -111,7 +98,6 @@ public: // Cleans up hash table used for fast searching. wxDEPRECATED( static void CleanUpClasses() ); #endif - static void CleanUp(); public: const wxChar *m_className; @@ -191,7 +177,7 @@ inline void wxClassInfo::CleanUpClasses() {} wxIMPLEMENT_CLASS_COMMON(name, basename, NULL, func) #define wxIMPLEMENT_CLASS_COMMON2(name, basename1, basename2, func) \ - wxIMPLEMENT_CLASS_COMMON(name, basename1, &basename2::ms_classInfo) + wxIMPLEMENT_CLASS_COMMON(name, basename1, &basename2::ms_classInfo, func) // ----------------------------------- // for concrete classes @@ -393,6 +379,24 @@ inline void* wxCheckCast(void *ptr) #endif // __WXDEBUG__ && wxUSE_MEMORY_TRACING +// ---------------------------------------------------------------------------- +// wxObjectRefData: ref counted data meant to be stored in wxObject +// ---------------------------------------------------------------------------- + +class WXDLLIMPEXP_BASE wxObjectRefData +{ + friend class WXDLLIMPEXP_BASE wxObject; + +public: + wxObjectRefData() : m_count(1) { } + virtual ~wxObjectRefData() { } + + int GetRefCount() const { return m_count; } + +private: + int m_count; +}; + // ---------------------------------------------------------------------------- // wxObject: the root class of wxWidgets object hierarchy // ---------------------------------------------------------------------------- @@ -401,24 +405,22 @@ 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); - } + { + m_refData = other.m_refData; + if (m_refData) + m_refData->m_count++; + } wxObject& operator=(const wxObject& other) { if ( this != &other ) { - UnRef(); - InitFrom(other); + Ref(other); } return *this; } @@ -468,13 +470,16 @@ public: // destroy a reference void UnRef(); + // Make sure this object has only one reference + void UnShare() { AllocExclusive(); } + protected: // ensure that our data is not shared with anybody else: if we have no // data, it is created using CreateRefData() below, if we have shared data // it is copied using CloneRefData(), otherwise nothing is done void AllocExclusive(); - // both methods must be implemented if Unshare() is used, not pure virtual + // both methods must be implemented if AllocExclusive() is used, not pure virtual // only because of the backwards compatibility reasons // create a new m_refData @@ -486,25 +491,6 @@ protected: wxObjectRefData *m_refData; }; -// ---------------------------------------------------------------------------- -// wxObjectRefData: ref counted data meant to be stored in wxObject -// ---------------------------------------------------------------------------- - -class WXDLLIMPEXP_BASE wxObjectRefData -{ - friend class WXDLLIMPEXP_BASE wxObject; - -public: - wxObjectRefData() : m_count(1) { } - virtual ~wxObjectRefData() { } - - int GetRefCount() const { return m_count; } - -private: - int m_count; -}; - - inline wxObject *wxCheckDynamicCast(wxObject *obj, wxClassInfo *classInfo) { return obj && obj->GetClassInfo()->IsKindOf(classInfo) ? obj : NULL; @@ -517,7 +503,7 @@ class WXDLLIMPEXP_BASE wxDynamicObject : public wxObject public: // instantiates this object with an instance of its superclass wxDynamicObject(wxObject* superClassInstance, const wxDynamicClassInfo *info) ; - ~wxDynamicObject(); + virtual ~wxDynamicObject(); void SetProperty (const wxChar *propertyName, const wxxVariant &value); wxxVariant GetProperty (const wxChar *propertyName) const ; @@ -554,24 +540,24 @@ private : // more debugging macros // ---------------------------------------------------------------------------- -#ifdef __WXDEBUG__ - #ifndef WXDEBUG_NEW - #define WXDEBUG_NEW new(__TFILE__,__LINE__) - #endif -#else // !__WXDEBUG__ - #define WXDEBUG_NEW new -#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. -#if defined(__WXDEBUG__) && wxUSE_GLOBAL_MEMORY_OPERATORS && wxUSE_DEBUG_NEW_ALWAYS - #define new new(__TFILE__,__LINE__) -#elif (defined(__WXDEBUG__) && defined(__VISUALC__) && !wxUSE_GLOBAL_MEMORY_OPERATORS && wxUSE_DEBUG_NEW_ALWAYS) - // Including this file redefines new and allows leak reports to contain line numbers - #include "wx/msw/msvcrt.h" -#endif - -#endif // _WX_OBJECTH__ +#ifdef __WXDEBUG__ + #define WXDEBUG_NEW new(__TFILE__,__LINE__) + + #if wxUSE_DEBUG_NEW_ALWAYS + #if wxUSE_GLOBAL_MEMORY_OPERATORS + #define new WXDEBUG_NEW + #elif defined(__VISUALC__) + // Including this file redefines new and allows leak reports to + // contain line numbers + #include "wx/msw/msvcrt.h" + #endif + #endif // wxUSE_DEBUG_NEW_ALWAYS +#else // !__WXDEBUG__ + #define WXDEBUG_NEW new +#endif // __WXDEBUG__/!__WXDEBUG__ +#endif // _WX_OBJECTH__