15 lines
		
	
	
		
			348 B
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			15 lines
		
	
	
		
			348 B
		
	
	
	
		
			Python
		
	
	
	
	
	
| from browser import window
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| # interface to screenful
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| 
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| class ScreenfulEmptyShell:
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|     def __init__(self):
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|         func = lambda: None
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|         self.Editor = {"changed": func}
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|         
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| def screenful():
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|     return window.Screenful if window.Screenful else ScreenfulEmptyShell()
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|             
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|             
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| def changed():
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|     screenful().Editor.changed();
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