Re: Writer Table Columns Access via Java API

Hi Thomas,

thank you for the detailed explanation. It works :)

Thanks a lot,

Andy

On 5/6/19 5:59 PM, Thomas Krumbein wrote:
> Hey Andy,
>
> is is not a bug... the use of writer tables is a little bit different.
>
> the width of a column is not an absolute value, but will be calculated
> in realitionship to the width of the table itself. And the width of the
> table depends on width of your page, textarea and right/left margins.
>
> so... to change the width of a table-column you need to know a lot of
> values and then you can calulate the width of your table istself (a
> texttable will be always expand over the hole width of the textarea
> minus left and right margin (if set).
>
> Column-width will be specified in the struct
> com.sun.star.text.TableColumnSeperator - the array will define all
> tableseperators as value based on the total width of the table itself.
>
> For example:
>
> your textarea may have a width of 14 cm. Your table should have a width
> of 10 cm. So you define a magin left and right of 2 cm.
>
> Now your table will have two colums --- first column should be 3 cm,
> second column is now 7 cm.
>
> Your array TableColumnSeperator needs one element - starting from
> beginning of table the entry will have the value  3/10*10000 = 3000.
>
> so, always starting from beginning of the table, the width of the Table
> is always 10000 (abstarct number, means maybe 100%).
>
> The total width is 10 cm (calculate before), you need 3 cm --so you
> get:  3/10  * 10000  - position of your column-seperator.
>
> it is a little bit complicated and I do not have an code-example in java
> or ruby, only a german-based basic example. But I hope, you get some
> hints so you can search for more informations.
>
> Best regards
>
> Thomas
>
>
>
> Am 06.05.2019 um 11:00 schrieb fxruby:
> > Hello,
> >
> > I'm currently writing a program using the libreoffice java api.
> > It's a programm controlling the Writer component. I can insert tables,
> > place images inside the table and also change the height of table rows.
> > Now I want to change the width of a table column. But when I try to get
> > a column, I always get an empty object.
> >
> > Here's what I do (it's JRuby code, but very similar to java):
> > [...]
> >
> > Is this a bug or what am I doing wrong?
> >
> > kind regards,
> >
> > Andy
> > _______________________________________________
> > LibreOffice mailing list
> > LibreOffice@lists.freedesktop.org
> > https://lists.freedesktop.org/mailman/listinfo/libreoffice
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