Re: Bug in status window

Le 03/04/2010 17:08, Dave Page a écrit :
> On Sat, Apr 3, 2010 at 3:18 PM, Guillaume Lelarge
> <guillaume(at)lelarge(dot)info> wrote:
>> Le 27/03/2010 20:02, Dave Page a écrit :
>>> I found a bug in the status window. When the activity lines are
>>> refreshed, it tries to update them in place, to avoid removing and
>>> re-adding every line. That doesn't work if the rows are sorted using
>>> the column headers on the list view, and results in blank lines
>>> replacing existing ones. Or at least, that appears to be whats
>>> happening.
>>>
>>
>> I'm not able to reproduce this. Really, I wonder how a sort is possible
>> in the status window. A click on an activity line cause a function to be
>> executed, but it only deals with the "activating" of the cancel and
>> terminate buttons.
>>
>> Care to tell us more about this issue?
>
> When the grid is refreshed, rather than remove and re-add all the rows
> (which would lose the users selection and scroll position), the code
> attempts to update each of the original rows with the correct data.
>
> We seem to have gained the ability to sort by each column, by clicking
> on the column header. However, if you do that, the in-place update
> appears to get confused, and in my testing resulted in rows getting
> blanked out.
>
> To reproduce:
>
> - Run pgAdmin, connect to a database
> - Open a query tool, in a database on the server other than the maintenance DB
> (at this point, I have a browser and querytool connection in the
> 'phpwiki' database, and the maintenance DB connection in 'postgres').
> - Open the server status dialog
> - Double-click the 'Database' row header in the Activity pane to sort the rows
>
> Watch the first two rows vanish, one at a time on subsequent
> refreshes. Changing the database sort order (by clicking on the
> header) restores the rows on the next refresh.
>

OK, I see that too. Happens only on Mac. Makes me wonder how wxWidgets
can be qualified as a "cross-platform" toolkit.

I'm gonna work on this.

--
Guillaume.
http://www.postgresqlfr.org
http://dalibo.com