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fe3b846ac8
https://isocpp.github.io/CppCoreGuidelines/CppCoreGuidelines#cother-other-default-operation-rules "The compiler is more likely to get the default semantics right and you cannot implement these functions better than the compiler."
30 lines
531 B
C++
30 lines
531 B
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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#pragma once
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#include <LibGUI/Widget.h>
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namespace GUI {
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class LazyWidget : public Widget {
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C_OBJECT(LazyWidget)
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public:
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virtual ~LazyWidget() override = default;
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Function<void(LazyWidget&)> on_first_show;
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protected:
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LazyWidget() = default;
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private:
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virtual void show_event(ShowEvent&) override;
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bool m_has_been_shown { false };
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};
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}
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