fxruby users - Jun 2006 - How to determine width and height of FXImageView?

On Wed, 07 Jun 2006 16:38:43 +0200, "Axel Etzold" <AEtzold at
gmx.de> wrote :
> In one field of an FX4Splitter, I want to display a PNG
> image.
> I know how to do this (basically) from the imageviewer.rb
> file.
> But the image I display needs to be generated first
> (by Gnuplot ... no problem to output PNG from there,
> except one: to set the size : I don''t know what
> to tell Gnuplot there:
> - how do I see what the size of that
> 
>  @imageview_rec = FXImageView.new(@topFrame_rec, nil, nil, 0,
>       LAYOUT_FILL_X|LAYOUT_FILL_Y)
> 
> is ?
> I tried   
>     p @imageview_rec.getHeight
>     p @imageview_rec.getWidth
> 
> but that gives me 1 and 1.
The FXImageView widget isn''t going to have a known size until
it''s created,
and I''m guessing you''re calling getHeight() and getWidth()
before that happens.