Re: Drawing a Canvas

From: Rene Brun (Rene.Brun@cern.ch)
Date: Thu Mar 18 1999 - 21:26:22 MET


Hi,
could you provide a macro as short as possible reproducing this problem?
Identify which version/machine you use.
Are you running with the X client and X server on different machines?

Rene Brun

Christ Tassilo wrote:
> 
> Hi rooters, I'm new to the family and what I would very carefully
> describe as unexperienced. I have the following problem:
> 
> Inside a macro I create a Canvas with all bells and whistles
> 
> I create two pads and with them a histogram each
> 
> I "Draw" the pads and histograms and here the problems start:
> 
> I get the canvas with the histograms, but the menu line never gets
> finished or even started. The canvas can be varied in size but the
> histograms are never adapted.
> 
> I do some other stuff in a loop that later is supposed to fill the
> histograms but currently leaves them untouched and empty. After each loop
> I call the Update method on the Canvas. Nothing happens...
> 
> After this" other stuff" is done the histograms are saved and the file
> is closed: That works again. The same thing can be done over and over again.
> The only problem is the "nonfinished drawing"...
> 
> What do I do wrong?
> 
> Thanks,
> 
> Tassilo



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