DataGrid: Let Data Grid know that first line has column names

Bob Sneidar bobs at twft.com
Wed Feb 24 17:33:05 EST 2010


Are you sure the column names match the names of the columns in your import text? Note that I do NOT mean the column LABEL which is different than the column NAME. 

Bob


On Feb 24, 2010, at 2:15 PM, runrev260805 at m-r-d.de wrote:

> Hi, 
> 
> i am fiddling with DataGrids at the moment.  For that i am reading the Revolution_Data_Grid.pdf  and trying out the samples. But i get the sample of page 19 not working
> 
> on mouseUp
> ## Create tab delimited data.
> ## Note that first line has name of columns.
> ## Providing names tells Data Grid how to map
> ## data to appropriate columns.
> put "state" & tab & "code" & cr & "ALABAMA" & tab & "AL" & cr & "ALASKA" & tab & "AK" into theText
> ## Let Data Grid know that first line has column names
> put true into firstLineContainsColumnNames
> set the dgText [ firstLineContainsColumnNames ] of group "DataGrid 1" to theText
> end mouseUp
> 
> Nothing is put into the DataGrid.
> If i change the line     
> put true into firstLineContainsColumnNames
> into         
> put false into firstLineContainsColumnNames
> then the Datagrid is filled. Am i doing something wrong?
> Is there a typo in the line? I copied the script directly from the PDF.
> 
> Regards,
> 
> Matthias
> 
> 
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