Hi Dan,
OK, I see the problem now when using "NewExpression".
I was simply setting one of the existing empty expressions.
The problem is now fixed in CVS.
Thanks for reporting.
Rene Brun
Dan Krop wrote:
>
> Hi,
> I will give concrete instructions on how I see this problem.
>
> 1. Load a file at the prompt and start a viewer on the tree
> root [0] TFile f("treefile.root")
> root [1] tree.StartViewer()
> for a file containing a tree named tree.
>
> 2. Right click on the right pane of the viewer and select "NewExpression".
> 3. Double-click the new expression and enter an expression and an alias.
> 4. From the File menu click "Save source".
> 5. Restart ROOT and execute the treeviewer.C file that was just created.
>
> When I do this, the viewer that comes up does not have the new
> expression I created before saving the source. Do you see the same
> behavior?
>
> Dan
>
> Rene Brun wrote:
>
> >Hi Dan,
> >
> >Sorry for this late reply.
> >
> >I cannot reproduce this problem. Could you give a more concrete example?
> >
> >Rene Brun
> >
> >Dan Krop wrote:
> >
> >
> >>Hi,
> >> I am using ROOT v3.05/05 on Mandrake 9.1, which is compatible with
> >>RH 9 . I find that when I have a TreeViewer object and I add a new
> >>expression through the right-click context menu, the new expression is
> >>not saved when I save the tree source, either through right-clicking or
> >>through the top menu. You can try to reproduce this by starting a tree
> >>viewer on a tree, adding a new expression, saving the source, and
> >>executing the resulting macro. I would be curious to see if the problem
> >>is reproducible.
> >>
> >> Thanks,
> >> Dan
> >>
> >>
> >
> >
> >
> >
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