78 lines
3.0 KiB
C
78 lines
3.0 KiB
C
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/////////////////////////////////////////////////////////////////////////////
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// Name: wx/cocoa/ObjcAssociate.h
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// Purpose: Associates an Objective-C class with a C++ class
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// Author: David Elliott
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// Modified by:
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// Created: 2002/12/03
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// Copyright: (c) 2002 David Elliott <dfe@cox.net>
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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#ifndef __WX_COCOA_OBJC_ASSOCIATE_H__
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#define __WX_COCOA_OBJC_ASSOCIATE_H__
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/*-------------------------------------------------------------------------
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Basic hashmap stuff, used by everything
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-------------------------------------------------------------------------*/
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#define WX_DECLARE_OBJC_HASHMAP(ObjcClass) \
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class wxCocoa##ObjcClass; \
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WX_DECLARE_HASH_MAP(WX_##ObjcClass,wxCocoa##ObjcClass*,wxPointerHash,wxPointerEqual,wxCocoa##ObjcClass##Hash)
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#define WX_DECLARE_OBJC_INTERFACE_HASHMAP(ObjcClass) \
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public: \
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static inline wxCocoa##ObjcClass* GetFromCocoa(WX_##ObjcClass cocoaObjcClass) \
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{ \
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wxCocoa##ObjcClass##Hash::iterator iter = sm_cocoaHash.find(cocoaObjcClass); \
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if(iter!=sm_cocoaHash.end()) \
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{ \
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return iter->second; \
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} \
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return NULL; \
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} \
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protected: \
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static wxCocoa##ObjcClass##Hash sm_cocoaHash;
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#define WX_IMPLEMENT_OBJC_INTERFACE_HASHMAP(ObjcClass) \
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wxCocoa##ObjcClass##Hash wxCocoa##ObjcClass::sm_cocoaHash;
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/*-------------------------------------------------------------------------
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The entire interface, including some boilerplate stuff
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-------------------------------------------------------------------------*/
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#define WX_DECLARE_OBJC_INTERFACE(ObjcClass) \
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WX_DECLARE_OBJC_INTERFACE_HASHMAP(ObjcClass) \
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public: \
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inline void Associate##ObjcClass(WX_##ObjcClass cocoaObjcClass) \
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{ \
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if(cocoaObjcClass) \
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sm_cocoaHash.insert(wxCocoa##ObjcClass##Hash::value_type(cocoaObjcClass,this)); \
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} \
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inline void Disassociate##ObjcClass(WX_##ObjcClass cocoaObjcClass) \
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{ \
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if(cocoaObjcClass) \
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sm_cocoaHash.erase(cocoaObjcClass); \
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}
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#define WX_IMPLEMENT_OBJC_INTERFACE(ObjcClass) \
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WX_IMPLEMENT_OBJC_INTERFACE_HASHMAP(ObjcClass)
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/*-------------------------------------------------------------------------
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Stuff to be used by the wxWidgets class (not the Cocoa interface)
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-------------------------------------------------------------------------*/
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#define WX_DECLARE_COCOA_OWNER(ObjcClass,ObjcBase,ObjcRoot) \
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public: \
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inline WX_##ObjcClass Get##ObjcClass() { return (WX_##ObjcClass)m_cocoa##ObjcRoot; } \
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inline const WX_##ObjcClass Get##ObjcClass() const { return (WX_##ObjcClass)m_cocoa##ObjcRoot; } \
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protected: \
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void Set##ObjcClass(WX_##ObjcClass cocoaObjcClass);
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#define WX_IMPLEMENT_COCOA_OWNER(wxClass,ObjcClass,ObjcBase,ObjcRoot) \
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void wxClass::Set##ObjcClass(WX_##ObjcClass cocoaObjcClass) \
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{ \
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Disassociate##ObjcClass((WX_##ObjcClass)m_cocoa##ObjcRoot); \
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Set##ObjcBase(cocoaObjcClass); \
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Associate##ObjcClass((WX_##ObjcClass)m_cocoa##ObjcRoot); \
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}
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#endif // __WX_COCOA_OBJC_ASSOCIATE_H__
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