psppire-output-viewer: Make sure that initial items are rendered at show.
authorBen Pfaff <blp@cs.stanford.edu>
Mon, 31 Dec 2018 21:16:02 +0000 (13:16 -0800)
committerBen Pfaff <blp@cs.stanford.edu>
Mon, 31 Dec 2018 21:16:20 +0000 (13:16 -0800)
When output items were shown in the output window, the first item
was not shown until the user moused over it and thereby triggered the
on_style_updated callback.  This fixes the problem.


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