btraii.mm

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// Copyright (C) 2022 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
 
#include "btraii_p.h"
 
#include <qdebug.h>
 
#include <Foundation/Foundation.h>
 
#include <utility>
 
QT_BEGIN_NAMESPACE
 
namespace DarwinBluetooth {
 
StrongReference::StrongReference(void *object, RetainPolicy policy)
    : objCInstance(object)
{
    if (objCInstance && policy == RetainPolicy::doInitialRetain)
        objCInstance = [getAs<NSObject>() retain];
}
 
StrongReference::StrongReference(const StrongReference &other)
{
    if ((objCInstance = other.getAs<NSObject>()))
        objCInstance = [other.getAs<NSObject>() retain];
}
 
StrongReference::StrongReference(StrongReference &&other)
{
    std::swap(objCInstance, other.objCInstance);
}
 
StrongReference::~StrongReference()
{
    [getAs<NSObject>() release];
}
 
StrongReference &StrongReference::operator = (const StrongReference &other) noexcept
{
    if (this != &other) {
        [getAs<NSObject>() release];
        objCInstance = [other.getAs<NSObject>() retain];
    }
 
    return *this;
}
 
StrongReference &StrongReference::operator = (StrongReference &&other) noexcept
{
    swap(other);
 
    return *this;
}
 
void *StrongReference::release()
{
    void *released = objCInstance;
    objCInstance = nullptr;
 
    return released;
}
 
void StrongReference::reset()
{
    [getAs<NSObject>() release];
    objCInstance = nullptr;
}
 
void StrongReference::reset(void *obj, RetainPolicy policy)
{
    [getAs<NSObject>() release];
    objCInstance = obj;
 
    if (objCInstance && policy == RetainPolicy::doInitialRetain)
        objCInstance = [getAs<NSObject>() retain];
}
 
} // namespace DarwinBluetooth
 
QT_END_NAMESPACE