Re: Forcing cell edits in a JTable?

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From	Jeff Higgins <jeff@invalid.invalid>
Newsgroups	comp.lang.java.gui
Subject	Re: Forcing cell edits in a JTable?
Date	Fri, 06 Jan 2012 06:46:13 -0500
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On 01/05/2012 11:30 PM, Novice wrote:
> I'm looking for some advice on the best way to handle a situation in a
> program.
>
> I am displaying a JTable and giving the user the option to add new rows to
> the table. When the user chooses to insert a row, I create a new empty row
> in the table at the desired place via a custom-written insertRow() method
> in the table model. Then I execute fireTableRowsInserted() and the empty
> row appears. All that works fine.
>
> But I don't want to leave the new row empty, I want to force the user to
> populate each cell in the new row. Almost anything goes for these cells but
> each value will have to pass at least one check in that column's cell
> renderer, namely that it is not blank.
>
> What's the best way to ensure that the new row gets populated before the
> user moves on to edit, delete, or insert another row?

I'm really not trying to be obnoxious here, but can you just pop up a 
dialog that states, "If you'll fill out these values correctly, I will 
add them to the Table for you".

>
> I'm trying to use editCellAt() to force the edit. That method invokes the
> editor for the desired cell but lets me hit escape even though the data
> doesn't yet meet my requirements. I am very surprised that it doesn't stay
> in edit mode for that cell until the edits are passed and can't think of
> why that is.
>
> If I edit an existing row, the cell editor will not let me leave the cell
> until there is a satisfactory value (or I can hit escape and restore the
> value to what it was before editing). But a new row doesn't seem to be
> subject to the same rules. Why?
>

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Thread

Forcing cell edits in a JTable? Novice <novice@example..com> - 2012-01-06 04:30 +0000
  Re: Forcing cell edits in a JTable? Jeff Higgins <jeff@invalid.invalid> - 2012-01-06 06:46 -0500
    Re: Forcing cell edits in a JTable? Jeff Higgins <jeff@invalid.invalid> - 2012-01-06 07:01 -0500
      Re: Forcing cell edits in a JTable? Novice <novice@example..com> - 2012-01-06 14:17 +0000
    Re: Forcing cell edits in a JTable? Novice <novice@example..com> - 2012-01-06 14:16 +0000
      Re: Forcing cell edits in a JTable? Jeff Higgins <jeff@invalid.invalid> - 2012-01-06 11:48 -0500
        Re: Forcing cell edits in a JTable? Jeff Higgins <jeff@invalid.invalid> - 2012-01-06 15:13 -0500
  Re: Forcing cell edits in a JTable? Jeff Higgins <jeff@invalid.invalid> - 2012-01-06 07:22 -0500
    Re: Forcing cell edits in a JTable? Novice <novice@example..com> - 2012-01-06 14:19 +0000

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