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Text File  |  1991-12-08  |  272 b   |  15 lines
  1. /*
  2.  * NXSenderIsInvalid Protocols
  3.  * Copyright 1991, NeXT Computer, Inc.
  4.  */
  5.  
  6. #import <objc/Object.h>
  7.  
  8. // This protocol is implemented by objects that wish to be
  9. // informed of the invalidation of other objects
  10.  
  11. @protocol NXSenderIsInvalid
  12. - senderIsInvalid:sender;
  13. @end
  14.  
  15.