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Re: selectionShouldChangeInTableView example?



Have you looked into subclassing NSFormatter? You would need to subclass it to perform your validation and attach it to the table column. I don't believe you can attach it to individual cells.

HTH,
TR

On Jul 8, 2004, at 4:43 PM, David Bainbridge wrote:

Thanks.. but this method is not called either unless I have to set another delegate besides the one for the tableview that I am missing.. My other delegate methods are called for the tableView but none that allows me to verify the textfield in the tableview before it calls setObjectValue. I suppose I could just not set the object in setObjectValue..

On Jul 7, 2004, at 2:32 PM, Todd Ransom wrote:

I think you want this method instead:

- (BOOL)control:(NSControl *)control textShouldEndEditing:(NSText
*)fieldEditor

TR

On Jul 7, 2004, at 1:05 PM, David Bainbridge wrote:

Does anyone have an example using the delegate method:
- (BOOL)selectionShouldChangeInTableView:(NSTableView *)aTableView

I am unable to figure out how to get the current text being editing in
the selected table cell to verify if it is acceptable when this method
is called. I've tried [aTableView currentEditor] which returns nil and
[aTableView stringValue] which returns empty string.
Thanks for any help..
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References: 
 >selectionShouldChangeInTableView example? (From: David Bainbridge <email@hidden>)
 >Re: selectionShouldChangeInTableView example? (From: Todd Ransom <email@hidden>)
 >Re: selectionShouldChangeInTableView example? (From: David Bainbridge <email@hidden>)



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