[Seaside] Trouble with undo on Record Editor
rbb at techgame.net
Thu Aug 12 19:50:57 CEST 2004
On Aug 12, 2004, at 10:46 AM, LK wrote:
> First, Thanks for the help on previous threads. I now have a GOODS
> db accessed at the session level. I have a PMLogEditor class that
> allows me to modify GOODS log entries.
> I want to have a 'Cancel' button that will return to the calling
> method, without saving any changes to the current record. I saved the
> current values in #oldItem. But it seems that they get changed when
> the #item values change. Below is my code for this part of the
> PMLogsView>>modify: thisRecord
> self call: (PMLogEditor new item: thisRecord).
> PMLogEditor>>renderContentOn: html
> "show Edit a Log form"
> oldItem _ item " save current values of item before editing"
I think you need to do:
oldItem _ item copy
so that you actually get a new object, and not just a reference to the
current one. That is why it always changes, you are just pointing to
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