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			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."
		
			
				
	
	
		
			29 lines
		
	
	
	
		
			531 B
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			29 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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| 
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| #pragma once
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| 
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| #include <LibGUI/Widget.h>
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| 
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| namespace GUI {
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| 
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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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| 
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|     Function<void(LazyWidget&)> on_first_show;
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| 
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| protected:
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|     LazyWidget() = default;
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| 
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| private:
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|     virtual void show_event(ShowEvent&) override;
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| 
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|     bool m_has_been_shown { false };
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| };
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| }
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