Tab display patch

Well, this fixes the tab display oddities that Marcus and Stephen were seeing. It took a long time to figure out, so I'm not sure how worthwhile it was ... andy 2000-11-24 Andy Piper <andy(a)xemacs.org&gt; * xlwtabsP.h: add visible flag, realRows and remove displayChildren. * xlwtabs.c (TabVisible): new macro. Consults visible flag. (TabsInit): remove displayChildren, add realRows. (TabsConstraintInitialize): ditto. (TabsResize): ditto. (TabsGeometryManager): ditto. (TabsChangeManaged): ditto. (TabsSelect): ditto. (TabsPage): ditto. (TabsHighlight): ditto. (DrawTabs): ditto. (TabLayout): Caclulate rows for all children and whether they should be visible or not.. (TabsShuffleRows): shuffle rows based on both real and displayed rows. Adjust visibility of all children. (PreferredSize): ditto. -------------------------------------------------------------- Dr Andy Piper Principal Consultant, BEA Systems Ltd