| 1 | /** @file
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| 2 | * VBoxCocoa Helper
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| 3 | */
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| 4 |
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| 5 | /*
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| 6 | * Copyright (C) 2009-2020 Oracle Corporation
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| 7 | *
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| 8 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 9 | * available from http://www.virtualbox.org. This file is free software;
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| 10 | * you can redistribute it and/or modify it under the terms of the GNU
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| 11 | * General Public License (GPL) as published by the Free Software
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| 12 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 13 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 14 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 15 | *
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| 16 | * The contents of this file may alternatively be used under the terms
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| 17 | * of the Common Development and Distribution License Version 1.0
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| 18 | * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
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| 19 | * VirtualBox OSE distribution, in which case the provisions of the
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| 20 | * CDDL are applicable instead of those of the GPL.
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| 21 | *
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| 22 | * You may elect to license modified versions of this file under the
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| 23 | * terms and conditions of either the GPL or the CDDL or both.
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| 24 | */
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| 25 |
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| 26 | #ifndef VBOX_INCLUDED_VBoxCocoa_h
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| 27 | #define VBOX_INCLUDED_VBoxCocoa_h
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| 28 | #ifndef RT_WITHOUT_PRAGMA_ONCE
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| 29 | # pragma once
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| 30 | #endif
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| 31 |
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| 32 | /** Macro which add a typedef of the given Cocoa class in an appropriate form
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| 33 | * for the current context. This means void* in the C/CPP context and
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| 34 | * NSWhatever* in the ObjC/ObjCPP context. Use
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| 35 | * NativeNSWhateverRef/ConstNativeNSWhateverRef when you reference the Cocoa
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| 36 | * type somewhere. The use of this prevents extensive casting of void* to the
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| 37 | * right type in the Cocoa context. */
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| 38 | #ifdef __OBJC__
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| 39 | # define ADD_COCOA_NATIVE_REF(CocoaClass) \
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| 40 | @class CocoaClass; \
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| 41 | typedef CocoaClass *Native##CocoaClass##Ref; \
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| 42 | typedef const CocoaClass *ConstNative##CocoaClass##Ref
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| 43 | #else /* !__OBJC__ */
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| 44 | # define ADD_COCOA_NATIVE_REF(CocoaClass) \
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| 45 | typedef void *Native##CocoaClass##Ref; \
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| 46 | typedef const void *ConstNative##CocoaClass##Ref
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| 47 | #endif /* !__OBJC__ */
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| 48 |
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| 49 |
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| 50 | /*
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| 51 | * Objective-C++ Helpers.
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| 52 | */
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| 53 | #if defined(__OBJC__) && defined (__cplusplus)
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| 54 |
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| 55 | /* Global includes */
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| 56 | # import <Foundation/NSAutoreleasePool.h>
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| 57 |
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| 58 | /** Helper class for automatic creation & destroying of a cocoa auto release
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| 59 | * pool. */
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| 60 | class CocoaAutoreleasePool
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| 61 | {
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| 62 | public:
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| 63 | inline CocoaAutoreleasePool()
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| 64 | {
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| 65 | mPool = [[NSAutoreleasePool alloc] init];
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| 66 | }
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| 67 | inline ~CocoaAutoreleasePool()
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| 68 | {
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| 69 | [mPool release];
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| 70 | }
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| 71 |
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| 72 | private:
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| 73 | NSAutoreleasePool *mPool;
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| 74 | };
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| 75 |
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| 76 | #endif /* __OBJC__ && __cplusplus */
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| 77 |
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| 78 | #endif /* !VBOX_INCLUDED_VBoxCocoa_h */
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| 79 |
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