89 lines
2.7 KiB
Objective-C
89 lines
2.7 KiB
Objective-C
/** @file
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* VBoxCocoa Helper
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*/
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/*
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* Copyright (C) 2009-2023 Oracle and/or its affiliates.
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*
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* This file is part of VirtualBox base platform packages, as
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* available from https://www.virtualbox.org.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation, in version 3 of the
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* License.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, see <https://www.gnu.org/licenses>.
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*
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* The contents of this file may alternatively be used under the terms
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* of the Common Development and Distribution License Version 1.0
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* (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
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* in the VirtualBox distribution, in which case the provisions of the
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* CDDL are applicable instead of those of the GPL.
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*
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* You may elect to license modified versions of this file under the
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* terms and conditions of either the GPL or the CDDL or both.
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*
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* SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
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*/
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#ifndef VBOX_INCLUDED_VBoxCocoa_h
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#define VBOX_INCLUDED_VBoxCocoa_h
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#ifndef RT_WITHOUT_PRAGMA_ONCE
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# pragma once
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#endif
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/** Macro which add a typedef of the given Cocoa class in an appropriate form
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* for the current context. This means void* in the C/CPP context and
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* NSWhatever* in the ObjC/ObjCPP context. Use
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* NativeNSWhateverRef/ConstNativeNSWhateverRef when you reference the Cocoa
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* type somewhere. The use of this prevents extensive casting of void* to the
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* right type in the Cocoa context. */
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#ifdef __OBJC__
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# define ADD_COCOA_NATIVE_REF(CocoaClass) \
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@class CocoaClass; \
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typedef CocoaClass *Native##CocoaClass##Ref; \
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typedef const CocoaClass *ConstNative##CocoaClass##Ref
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#else /* !__OBJC__ */
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# define ADD_COCOA_NATIVE_REF(CocoaClass) \
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typedef void *Native##CocoaClass##Ref; \
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typedef const void *ConstNative##CocoaClass##Ref
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#endif /* !__OBJC__ */
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/*
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* Objective-C++ Helpers.
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*/
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#if defined(__OBJC__) && defined (__cplusplus)
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/* Global includes */
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# import <Foundation/NSAutoreleasePool.h>
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/** Helper class for automatic creation & destroying of a cocoa auto release
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* pool. */
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class CocoaAutoreleasePool
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{
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public:
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inline CocoaAutoreleasePool()
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{
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mPool = [[NSAutoreleasePool alloc] init];
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}
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inline ~CocoaAutoreleasePool()
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{
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[mPool release];
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}
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private:
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NSAutoreleasePool *mPool;
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};
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#endif /* __OBJC__ && __cplusplus */
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#endif /* !VBOX_INCLUDED_VBoxCocoa_h */
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