[reportlab-users] Re: Getting the number of lines in a frame

[Saketh Bhamidipati]

On 8/25/06, Saketh Bhamidipati <saketh.bhamidipati at gmail.com> wrote:
>
>
>
> On 8/25/06, John Pywtorak <jpywtora at calpoly.edu> wrote:
> >
> > The problem with your second issue (ValueError exception below) I
> > believe is the for loops creating the headings and texts arrays and then
> > the line:
> > data = (headings, texts), (headings, texts)
> > Take a look at data it is created wrong for Table.  I think you are
> > getting something like
> > data = (((Paragraph, ...), (Paragraph, ...)), ((Paragraph, ...),
> > (Paragraph, ...)))
> > It needs to be
> > data = (
> > #Row 0
> > ('Col 0', 'Col 1', '...'),
> > #Row 1
> > ('Col 0', 'Col 1', '...'),
> > #Row ...
> > )
> >
> > Hope this helps.
> >
> > Saketh Bhamidipati wrote:
> > ...
> > > That explains the lack of wrapping.
> > >
> > > I'm almost there, I just have two more problems to fix and then it's
> > > perfect.
> > >
> > > First of all, the column on the right doesn't shrink to the left. I
> > want
> > > it to be 6 inches wide, with the column on the left being 1.5 inches
> > > wide, and both on the paper. But when I changed the colWidth from 7 *
> > > inch to 6 * inch, the left column moves to the right. See the attached
> > > PDFs for examples of the problem.
> > >
> > >         def __init__(self, filename, title, author):
> > >             self.title = title
> > >             self.author = author
> > >             self.doc = NotalonTemplate(filename, title, author)
> > >             self.story = []
> > >             self.style = TableStyle([
> > >                 ('TOPPADDING', (0, 0), (-1, -1), 0),
> > >                 ('BOTTOMPADDING', (0, 0), (-1, -1), 0),
> > >                 ('LEADING', (0, 0), (-1, -1), 10),
> > >                 ('FONTSIZE', (0, 0), (-1, -1), 10),
> > >                 ('ALIGN', (0, 0), (-1, -1), 'LEFT'),
> > >                 ('VALIGN', (0, 0), (-1, -1), 'TOP')])
> > >
> > >         def addTextAndHeading(self, text, heading):
> > >             texts = []
> > >             headings = []
> > >
> > >             for line in text.strip().splitlines():
> > >                 texts.append(Paragraph(bullet(line),
> > >     style=styles["Normal"]))
> > >
> > >             for line in heading.strip().splitlines():
> > >                 headings.append(Paragraph(line,
> > style=styles["Normal"]))
> > >
> > >             data = (headings, texts), (headings, texts)
> > >
> > >             # Here's the troublesome line
> > >             self.story.append (Table(data, colWidths=(1.5 * inch, 7 *
> > inch),
> > >                               style=self.style))
> > >
> > >
> > >
> > > Second, I can't append one row at a time for some reason. If I set the
> > > data variable to (headings, texts), then I get an error which says:
> > >
> > >     ValueError: <Table at 18562824 2 rows x 1 cols> with cell(0,0)
> > >     containing
> > >     '<Paragraph at 0x11a7238>heading heading heading headin' data
> > error
> > >     - 1 columns in data but 2 in grid
> > >
> > >
> > > Thanks.
> > >
> >
> > _______________________________________________
> > reportlab-users mailing list
> > reportlab-users at reportlab.com
> > http://two.pairlist.net/mailman/listinfo/reportlab-users
> >
> Actually, I needed to do this:
>
> data = [(headings, texts)]
>
> I'm still having that alignment issue, though.
>
>
> I figured out the alignment issue. It was a bit counterintuitive - I had
to set the hAlign property to 'RIGHT', not 'LEFT'.


        data = [(headings, texts)]
        t = Table(data, colWidths=(1 * inch, 6 * inch),
                          style=self.style)
        t.hAlign = 'RIGHT'
        self.story.append(t)

Thanks for the help!
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