X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/77ffb5937e89927b621128789401db8921fe580f..0cc970b3db1c7390bec36e612b1fcc657bd06a8c:/include/wx/object.h diff --git a/include/wx/object.h b/include/wx/object.h index 3bfcef9c01..0b5978bf98 100644 --- a/include/wx/object.h +++ b/include/wx/object.h @@ -7,7 +7,7 @@ // RCS-ID: $Id$ // Copyright: (c) 1997 Julian Smart // (c) 2001 Ron Lee -// Licence: wxWidgets licence +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// #ifndef _WX_OBJECTH__ @@ -26,8 +26,6 @@ class WXDLLIMPEXP_BASE wxObject; -#if wxUSE_DYNAMIC_CLASSES - #ifndef wxUSE_EXTENDED_RTTI #define wxUSE_EXTENDED_RTTI 0 #endif @@ -73,7 +71,7 @@ public: , m_baseInfo1(baseInfo1) , m_baseInfo2(baseInfo2) , m_next(sm_first) - { + { sm_first = this; Register(); } @@ -114,7 +112,7 @@ public: wxDEPRECATED( static void CleanUpClasses() ); #endif static void CleanUp(); - + public: const wxChar *m_className; int m_objectSize; @@ -140,8 +138,8 @@ private: static wxClassInfo *GetBaseByName(const wxChar *name); DECLARE_NO_COPY_CLASS(wxClassInfo) - -protected: + +protected: // registers the class void Register(); void Unregister(); @@ -158,48 +156,59 @@ inline void wxClassInfo::CleanUpClasses() {} // Dynamic class macros // ---------------------------------------------------------------------------- -#define DECLARE_DYNAMIC_CLASS(name) \ - public: \ - static wxClassInfo ms_classInfo; \ - static wxObject* wxCreateObject(); \ - virtual wxClassInfo *GetClassInfo() const \ - { return &name::ms_classInfo; } +#define DECLARE_ABSTRACT_CLASS(name) \ + public: \ + static wxClassInfo ms_classInfo; \ + virtual wxClassInfo *GetClassInfo() const; -#define DECLARE_DYNAMIC_CLASS_NO_ASSIGN(name) \ - DECLARE_NO_ASSIGN_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) \ +#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_DYNAMIC_CLASS(name) \ + DECLARE_ABSTRACT_CLASS(name) \ + static wxObject* wxCreateObject(); + #define DECLARE_CLASS(name) DECLARE_DYNAMIC_CLASS(name) + +// common part of the macros below +#define wxIMPLEMENT_CLASS_COMMON(name, basename, baseclsinfo2, func) \ + wxClassInfo name::ms_classInfo(wxT(#name), \ + &basename::ms_classInfo, \ + baseclsinfo2, \ + (int) sizeof(name), \ + (wxObjectConstructorFn) func); \ + \ + wxClassInfo *name::GetClassInfo() const \ + { return &name::ms_classInfo; } + +#define wxIMPLEMENT_CLASS_COMMON1(name, basename, func) \ + wxIMPLEMENT_CLASS_COMMON(name, basename, NULL, func) + +#define wxIMPLEMENT_CLASS_COMMON2(name, basename1, basename2, func) \ + wxIMPLEMENT_CLASS_COMMON(name, basename1, &basename2::ms_classInfo, func) + // ----------------------------------- // for concrete classes // ----------------------------------- // Single inheritance with one base class - -#define IMPLEMENT_DYNAMIC_CLASS(name, basename) \ - wxObject* name::wxCreateObject() \ - { return new name; } \ - wxClassInfo name::ms_classInfo(wxT(#name), \ - &basename::ms_classInfo, NULL, \ - (int) sizeof(name), \ - (wxObjectConstructorFn) name::wxCreateObject); +#define IMPLEMENT_DYNAMIC_CLASS(name, basename) \ + wxIMPLEMENT_CLASS_COMMON1(name, basename, name::wxCreateObject) \ + wxObject* name::wxCreateObject() \ + { return new name; } // Multiple inheritance with two base classes - -#define IMPLEMENT_DYNAMIC_CLASS2(name, basename1, basename2) \ - wxObject* name::wxCreateObject() \ - { return new name; } \ - wxClassInfo name::ms_classInfo(wxT(#name), \ - &basename1::ms_classInfo, \ - &basename2::ms_classInfo, \ - wxT(#basename2), (int) sizeof(name), \ - (wxObjectConstructorFn) name::wxCreateObject); +#define IMPLEMENT_DYNAMIC_CLASS2(name, basename1, basename2) \ + wxIMPLEMENT_CLASS_COMMON2(name, basename1, basename2, \ + name::wxCreateObject) \ + wxObject* name::wxCreateObject() \ + { return new name; } // ----------------------------------- // for abstract classes @@ -207,19 +216,13 @@ inline void wxClassInfo::CleanUpClasses() {} // Single inheritance with one base class -#define IMPLEMENT_ABSTRACT_CLASS(name, basename) \ - wxClassInfo name::ms_classInfo(wxT(#name), \ - &basename::ms_classInfo, NULL, \ - (int) sizeof(name), (wxObjectConstructorFn) 0); +#define IMPLEMENT_ABSTRACT_CLASS(name, basename) \ + wxIMPLEMENT_CLASS_COMMON1(name, basename, NULL) // Multiple inheritance with two base classes -#define IMPLEMENT_ABSTRACT_CLASS2(name, basename1, basename2) \ - wxClassInfo name::ms_classInfo(wxT(#name), \ - &basename1::ms_classInfo, \ - &basename2::ms_classInfo, \ - (int) sizeof(name), \ - (wxObjectConstructorFn) 0); +#define IMPLEMENT_ABSTRACT_CLASS2(name, basename1, basename2) \ + wxIMPLEMENT_CLASS_COMMON2(name, basename1, basename2, NULL) #define IMPLEMENT_CLASS IMPLEMENT_ABSTRACT_CLASS #define IMPLEMENT_CLASS2 IMPLEMENT_ABSTRACT_CLASS2 @@ -296,42 +299,16 @@ name##PluginSentinel m_pluginsentinel; #define CLASSINFO(name) (&name::ms_classInfo) -#else // !wxUSE_DYNAMIC_CLASSES - - // No dynamic class system: so stub out the macros - -#define DECLARE_DYNAMIC_CLASS(name) -#define DECLARE_ABSTRACT_CLASS(name) -#define DECLARE_CLASS(name) -#define IMPLEMENT_DYNAMIC_CLASS(name, basename) -#define IMPLEMENT_DYNAMIC_CLASS2(name, basename1, basename2) -#define IMPLEMENT_ABSTRACT_CLASS(name, basename) -#define IMPLEMENT_ABSTRACT_CLASS2(name, basename1, basename2) -#define IMPLEMENT_CLASS IMPLEMENT_ABSTRACT_CLASS -#define IMPLEMENT_CLASS2 IMPLEMENT_ABSTRACT_CLASS2 - -#define DECLARE_PLUGGABLE_CLASS(name) -#define DECLARE_ABSTRACT_PLUGGABLE_CLASS(name) -#define IMPLEMENT_PLUGGABLE_CLASS(name, basename) -#define IMPLEMENT_PLUGGABLE_CLASS2(name, basename1, basename2) -#define IMPLEMENT_ABSTRACT_PLUGGABLE_CLASS(name, basename) -#define IMPLEMENT_ABSTRACT_PLUGGABLE_CLASS2(name, basename1, basename2) - -#define DECLARE_USER_EXPORTED_PLUGGABLE_CLASS(name, usergoo) -#define DECLARE_USER_EXPORTED_ABSTRACT_PLUGGABLE_CLASS(name, usergoo) -#define IMPLEMENT_USER_EXPORTED_PLUGGABLE_CLASS(name, basename) -#define IMPLEMENT_USER_EXPORTED_PLUGGABLE_CLASS2(name, basename1, basename2) -#define IMPLEMENT_USER_EXPORTED_ABSTRACT_PLUGGABLE_CLASS(name, basename) -#define IMPLEMENT_USER_EXPORTED_ABSTRACT_PLUGGABLE_CLASS2(name, basename1, basename2) - -#endif // wxUSE_DYNAMIC_CLASSES - #define wxIS_KIND_OF(obj, className) obj->IsKindOf(&className::ms_classInfo) // Just seems a bit nicer-looking (pretend it's not a macro) #define wxIsKindOf(obj, className) obj->IsKindOf(&className::ms_classInfo) -// to be replaced by dynamic_cast<> in the future +// this cast does some more checks at compile time as it uses static_cast +// internally +// +// note that it still has different semantics from dynamic_cast<> and so can't +// be replaced by it as long as there are any compilers not supporting it #define wxDynamicCast(obj, className) \ ((className *) wxCheckDynamicCast( \ wx_const_cast(wxObject *, wx_static_cast(const wxObject *, \ @@ -341,7 +318,7 @@ name##PluginSentinel m_pluginsentinel; // The 'this' pointer is always true, so use this version // to cast the this pointer and avoid compiler warnings. #define wxDynamicCastThis(className) \ - (IsKindOf(&className::ms_classInfo) ? (className *)(this) : (className *)0) + (IsKindOf(&className::ms_classInfo) ? (className *)(this) : (className *)0) #ifdef __WXDEBUG__ inline void* wxCheckCast(void *ptr) @@ -353,7 +330,8 @@ inline void* wxCheckCast(void *ptr) ((className *)wxCheckCast(wxDynamicCast(obj, className))) #else // !__WXDEBUG__ -#define wxStaticCast(obj, className) ((className *)(obj)) +#define wxStaticCast(obj, className) \ + wx_const_cast(className *, wx_static_cast(const className *, obj)) #endif // __WXDEBUG__ @@ -413,7 +391,7 @@ inline void* wxCheckCast(void *ptr) #endif // wxUSE_ARRAY_MEMORY_OPERATORS -#endif // WXDEBUG && wxUSE_MEMORY_TRACING +#endif // __WXDEBUG__ && wxUSE_MEMORY_TRACING // ---------------------------------------------------------------------------- // wxObject: the root class of wxWidgets object hierarchy @@ -431,9 +409,9 @@ public: virtual ~wxObject() { UnRef(); } wxObject(const wxObject& other) - { - InitFrom(other); - } + { + InitFrom(other); + } wxObject& operator=(const wxObject& other) { @@ -490,6 +468,18 @@ public: // destroy a reference void UnRef(); + + // Reserved for future use + virtual void ReservedObjectFunc1() {} + virtual void ReservedObjectFunc2() {} + virtual void ReservedObjectFunc3() {} + virtual void ReservedObjectFunc4() {} + virtual void ReservedObjectFunc5() {} + virtual void ReservedObjectFunc6() {} + virtual void ReservedObjectFunc7() {} + virtual void ReservedObjectFunc8() {} + virtual void ReservedObjectFunc9() {} + 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 @@ -547,7 +537,11 @@ public: // get the runtime identity of this object wxClassInfo *GetClassInfo() const { - return wx_const_cast(wxClassInfo *, m_classInfo); +#ifdef _MSC_VER + return (wxClassInfo*) m_classInfo; +#else + return wx_const_cast(wxClassInfo *, m_classInfo); +#endif } wxObject* GetSuperClassInstance() const @@ -586,6 +580,9 @@ private : #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__