Re: [Fxruby-users] layout probs with TreeList.

[Hugh S. S. E. E. <hg...@dm...>]

On Wed, 16 Jul 2003, Lyle Johnson wrote:

> Hugh Sasse Staff Elec Eng wrote:
>
> > I find that the TreeList only takes up half the space of contents,
> > [...]  Also the right hand half of contents is blank, despite
>
> This is just based on a quick scan of the code, but see what (if
> anything) happens if you make these changes:
>
> First, remove the LAYOUT_FILL_X from the dialog box's constructor
> options. I don't guess it's hurting anything, but it's being ignored; a
> dialog box is a top-level window and thus doesn't have a parent
> container to stretch out in:

Oh, yes, of course.... You were right: that alone made no
difference, but I can just let the layout default now.

> Next, change the layout hints for the contents frame so that it
> stretches in both the x and y directions:
>
>      contents = FXHorizontalFrame.new(self,
>          LAYOUT_FILL_X|LAYOUT_FILL_Y)

This seemed to make no difference, but I'll leave it in for now.
>
> Similarly, change the layout hints on the tree list so that it stretches
> in both the x and y directions:
>
>      @treeview[""].listStyle |=
            [...]
>           LAYOUT_FILL_X|LAYOUT_FILL_Y)

OK, so the problem is not due to using that ATTR to do the job,
anyway....
>
> By telling these two widgets to (additionally) stretch to fill up the
> remaining space in the y-direction, you shouldn't see any wasted space,
> vertically speaking.

I didn't notice much difference here.  But since my problem is in
the X direction that is reasonable.
>
> Now as for your comment about the right-hand side of contents being
> blank: is it drawn with a white background? If so, that is just the tree

No, it is grey like the rest of the tool, not white like the
TreeList background.  I have managed to capture a small == low
quality jpg of it, gzipped and attached.

> list stretching to fill in the x-direction. But it doesn't "stretch" the
> tree items, if that's what you're asking. In other words, the tree
> items' text is going to be drawn in whatever the current text font is
> for that tree list.

Agreed, I expected it to stretch the rectangle that is white, which
holds all these.
>
> Hope this helps; please follow up if this doesn't cover it.
>
> Lyle
>
> Lyle
>
        Thank you,
        Hugh
>