| 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) 2009-2022 Oracle and/or its affiliates.
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| 7 | *
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| 8 | * This file is part of VirtualBox base platform packages, as
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| 9 | * available from https://www.virtualbox.org.
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| 10 | *
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| 11 | * This program is free software; you can redistribute it and/or
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| 12 | * modify it under the terms of the GNU General Public License
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| 13 | * as published by the Free Software Foundation, in version 3 of the
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| 14 | * License.
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| 15 | *
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| 16 | * This program is distributed in the hope that it will be useful, but
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| 17 | * WITHOUT ANY WARRANTY; without even the implied warranty of
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| 18 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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| 19 | * General Public License for more details.
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| 20 | *
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| 21 | * You should have received a copy of the GNU General Public License
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| 22 | * along with this program; if not, see <https://www.gnu.org/licenses>.
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| 23 | *
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| 24 | * The contents of this file may alternatively be used under the terms
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| 25 | * of the Common Development and Distribution License Version 1.0
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| 26 | * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
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| 27 | * in the VirtualBox distribution, in which case the provisions of the
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| 28 | * CDDL are applicable instead of those of the GPL.
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| 29 | *
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| 30 | * You may elect to license modified versions of this file under the
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| 31 | * terms and conditions of either the GPL or the CDDL or both.
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| 32 | *
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| 33 | * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
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| 34 | */
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| 35 |
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| 36 | #ifndef VBOX_INCLUDED_VBoxCocoa_h
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| 37 | #define VBOX_INCLUDED_VBoxCocoa_h
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| 38 | #ifndef RT_WITHOUT_PRAGMA_ONCE
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| 39 | # pragma once
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| 40 | #endif
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| 41 |
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| 42 | /** Macro which add a typedef of the given Cocoa class in an appropriate form
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| 43 | * for the current context. This means void* in the C/CPP context and
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| 44 | * NSWhatever* in the ObjC/ObjCPP context. Use
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| 45 | * NativeNSWhateverRef/ConstNativeNSWhateverRef when you reference the Cocoa
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| 46 | * type somewhere. The use of this prevents extensive casting of void* to the
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| 47 | * right type in the Cocoa context. */
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| 48 | #ifdef __OBJC__
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| 49 | # define ADD_COCOA_NATIVE_REF(CocoaClass) \
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| 50 | @class CocoaClass; \
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| 51 | typedef CocoaClass *Native##CocoaClass##Ref; \
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| 52 | typedef const CocoaClass *ConstNative##CocoaClass##Ref
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| 53 | #else /* !__OBJC__ */
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| 54 | # define ADD_COCOA_NATIVE_REF(CocoaClass) \
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| 55 | typedef void *Native##CocoaClass##Ref; \
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| 56 | typedef const void *ConstNative##CocoaClass##Ref
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| 57 | #endif /* !__OBJC__ */
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| 58 |
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| 59 |
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| 60 | /*
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| 61 | * Objective-C++ Helpers.
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| 62 | */
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| 63 | #if defined(__OBJC__) && defined (__cplusplus)
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| 64 |
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| 65 | /* Global includes */
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| 66 | # import <Foundation/NSAutoreleasePool.h>
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| 67 |
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| 68 | /** Helper class for automatic creation & destroying of a cocoa auto release
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| 69 | * pool. */
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| 70 | class CocoaAutoreleasePool
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| 71 | {
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| 72 | public:
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| 73 | inline CocoaAutoreleasePool()
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| 74 | {
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| 75 | mPool = [[NSAutoreleasePool alloc] init];
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| 76 | }
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| 77 | inline ~CocoaAutoreleasePool()
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| 78 | {
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| 79 | [mPool release];
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| 80 | }
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| 81 |
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| 82 | private:
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| 83 | NSAutoreleasePool *mPool;
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| 84 | };
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| 85 |
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| 86 | #endif /* __OBJC__ && __cplusplus */
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| 87 |
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| 88 | #endif /* !VBOX_INCLUDED_VBoxCocoa_h */
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| 89 |
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