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Text File  |  1995-04-19  |  1KB  |  34 lines
  1. /*
  2.  * EOColumnAssociationAdditions.m
  3.  *
  4.  * You may freely copy, distribute, and reuse the code in this example.
  5.  * NeXT disclaims any warranty of any kind, expressed or  implied, as to its
  6.  * fitness for any particular use.
  7.  *
  8.  * Written by Kenny Leung, NeXT Technical Support
  9.  *
  10.  */
  11.  
  12. #import "EOColumnAssociationAdditions.h"
  13. #import "ObjectAdditions.h"
  14.  
  15. @implementation EOColumnAssociation(NXFormatterValidation)
  16.  
  17. - (BOOL)formatterWillChangeValueFor:rowIdentifier :columnIdentifier sender:sender
  18. {
  19.     if ( [[controller delegate] respondsToSelector:@selector(controller:associationDidBeginEditing:)] )
  20.         [[controller delegate] controller:controller associationDidBeginEditing:self];
  21.  
  22.     return YES;
  23. }
  24.  
  25. - (BOOL)formatterWillChangeValueFor:identifier at:(unsigned int)position sender:sender
  26. {
  27.     if ( [[controller delegate] respondsToSelector:@selector(controller:associationDidBeginEditing:)] )
  28.         [[controller delegate] controller:controller associationDidBeginEditing:self];
  29.  
  30.     return YES;
  31. }
  32.  
  33. @end
  34.