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50 lines
1.1 KiB
C++
50 lines
1.1 KiB
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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* Copyright (c) 2022, the SerenityOS developers.
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <AK/WeakPtr.h>
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#include <LibCore/Event.h>
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#include <LibCore/EventReceiver.h>
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namespace Core {
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ChildEvent::ChildEvent(Type type, EventReceiver& child, EventReceiver* insertion_before_child)
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: Core::Event(type)
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, m_child(child.make_weak_ptr())
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, m_insertion_before_child(AK::make_weak_ptr_if_nonnull(insertion_before_child))
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{
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}
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EventReceiver* ChildEvent::child()
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{
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if (auto ref = m_child.strong_ref())
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return ref.ptr();
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return nullptr;
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}
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EventReceiver const* ChildEvent::child() const
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{
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if (auto ref = m_child.strong_ref())
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return ref.ptr();
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return nullptr;
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}
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EventReceiver* ChildEvent::insertion_before_child()
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{
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if (auto ref = m_insertion_before_child.strong_ref())
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return ref.ptr();
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return nullptr;
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}
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EventReceiver const* ChildEvent::insertion_before_child() const
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{
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if (auto ref = m_insertion_before_child.strong_ref())
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return ref.ptr();
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return nullptr;
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}
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}
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