mirror of
				https://github.com/LadybirdBrowser/ladybird.git
				synced 2025-11-04 07:10:57 +00:00 
			
		
		
		
	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++
		
	
	
	
	
	
/*
 | 
						|
 * Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
 | 
						|
 * Copyright (c) 2022, the SerenityOS developers.
 | 
						|
 *
 | 
						|
 * SPDX-License-Identifier: BSD-2-Clause
 | 
						|
 */
 | 
						|
 | 
						|
#pragma once
 | 
						|
 | 
						|
#include <LibGUI/Widget.h>
 | 
						|
 | 
						|
namespace GUI {
 | 
						|
 | 
						|
class LazyWidget : public Widget {
 | 
						|
    C_OBJECT(LazyWidget)
 | 
						|
public:
 | 
						|
    virtual ~LazyWidget() override = default;
 | 
						|
 | 
						|
    Function<void(LazyWidget&)> on_first_show;
 | 
						|
 | 
						|
protected:
 | 
						|
    LazyWidget() = default;
 | 
						|
 | 
						|
private:
 | 
						|
    virtual void show_event(ShowEvent&) override;
 | 
						|
 | 
						|
    bool m_has_been_shown { false };
 | 
						|
};
 | 
						|
}
 |