[news.eclipse.birt] Re: Chart Report - Parameter validation

[Jason Weathersby <jasonweathersby@xxxxxxxxxx>]

Luis,

Keep in mind the order of the dataset execution may change if you have 
report items that use other report items as there binding.

Look here:
http://www.eclipse.org/birt/phoenix/deploy/reportScripting.php
and some of these examples use script:
http://wiki.eclipse.org/Report_Developer_Examples_%28BIRT%29

Jason


Luís Ventura wrote:
> Hello Jason,
> Thank you very much, for your help. This is a mutch better solution...
> Now i understand that, each dataset is filed according to the runtime 
> statements on the report. I've put the table row that retrieves the 
> sqlquery form the 1st dataset, before the chart, and so, the global js 
> variable is filled before the creation of the chart and corresponding 
> dataset. At first it wasn't working, because I was putting the row of 
> the sql query after the chart.
>
> Thank you very mutch again... if you don't mind I would like to ask, if 
> there is any place in eclipse.birt where I can see examples or tutorials 
> of script statements, like the one that you provide me now 
> (getGlobalVariable(String)).
>
> ------------------------------------------------------------------------------ 
>
> Luis,
>
> Instead of using a cascaded parameter (which I assume you are using to 
> gurantee your first data set is called before the charts) why not make 
> one simple parameter for the key, and add a hidden table above the chart 
> that uses the first dataset and in the column you want create an event 
> on the oncreate to capture it in a global js variable and use it in your 
> second dataset before your chart is created.
>
> Jason