More cleanups

basis/ui/gadgets/borders/borders.factor

@@ -42,7 +42,8 @@ M: border pref-dim*
 M: border layout*
     dup border-child-rect swap gadget-child
     over loc>> >>loc
-    swap dim>> swap (>>dim) ;
+    swap dim>> >>dim
+    drop ;
 
 M: border focusable-child*
     gadget-child ;

basis/ui/gadgets/gadgets.factor

@@ -132,9 +132,9 @@ M: array gadget-text*
 : gadget-text ( gadget -- string ) [ gadget-text* ] "" make ;
 
 : invalidate ( gadget -- )
-    \ invalidate swap (>>layout-state) ;
+    \ invalidate >>layout-state drop ;
 
-: forget-pref-dim ( gadget -- ) f swap (>>pref-dim) ;
+: forget-pref-dim ( gadget -- ) f >>pref-dim drop ;
 
 : layout-queue ( -- queue ) \ layout-queue get ;
 
@@ -160,9 +160,9 @@ DEFER: relayout
     dup layout-state>>
     [ drop ] [ dup invalidate layout-later ] if ;
 
-: show-gadget ( gadget -- ) t swap (>>visible?) ;
-
-: hide-gadget ( gadget -- ) f swap (>>visible?) ;
+: show-gadget ( gadget -- ) t >>visible? drop ;
+                              
+: hide-gadget ( gadget -- ) f >>visible? drop ;
 
 DEFER: in-layout?
 
@@ -194,9 +194,9 @@ GENERIC: layout* ( gadget -- )
 
 M: gadget layout* drop ;
 
-: prefer ( gadget -- ) dup pref-dim swap (>>dim) ;
+: prefer ( gadget -- ) dup pref-dim >>dim drop ;
 
-: validate ( gadget -- ) f swap (>>layout-state) ;
+: validate ( gadget -- ) f >>layout-state drop ;
 
 : layout ( gadget -- )
     dup layout-state>> [
@@ -255,11 +255,10 @@ M: gadget ungraft* drop ;
 : (unparent) ( gadget -- )
     dup ungraft
     dup forget-pref-dim
-    f swap (>>parent) ;
+    f >>parent drop ;
 
 : unfocus-gadget ( child gadget -- )
-    tuck focus>> eq?
-    [ f swap (>>focus) ] [ drop ] if ;
+    tuck focus>> eq? [ f >>focus ] when drop ;
 
 SYMBOL: in-layout?
 

basis/ui/gadgets/incremental/incremental-docs.factor

@@ -8,7 +8,7 @@ $nl
 $nl
 "Children are managed with the " { $link add-incremental } " and " { $link clear-incremental } " words."
 $nl
-"Not every " { $link pack } " can use incremental layout, since incremental layout does not support non-default values for " { $snippet "align" } ", " { $snippet "fill" } ", and " { $snippet "gap" } "." } ;
+"Not every " { $link pack } " can use incremental layout, since incremental layout does not support non-default values for the " { $slot "align" } ", " { $slot "fill" } ", and " { $slot "gap" } " slots." } ;
 
 HELP: <incremental>
 { $values { "incremental" "a new instance of " { $link incremental } } }

basis/ui/gadgets/lists/lists.factor

@@ -27,8 +27,7 @@ TUPLE: list < pack index presenter color hook ;
     control-value length 1- min 0 max ;
 
 : bound-index ( list -- )
-    dup index>> over calc-bounded-index
-    swap (>>index) ;
+    dup index>> over calc-bounded-index >>index drop ;
 
 : list-presentation-hook ( list -- quot )
     hook>> [ [ list? ] find-parent ] prepend ;

basis/ui/gadgets/scrollers/scrollers.factor

@@ -122,14 +122,14 @@ M: f update-scroller drop dup scroller-value swap scroll ;
 M: scroller layout*
     dup call-next-method
     dup follows>>
-    [ update-scroller ] 2keep
-    swap (>>follows) ;
+    2dup update-scroller
+    >>follows drop ;
 
 M: scroller focusable-child*
     viewport>> ;
 
 M: scroller model-changed
-    nip f swap (>>follows) ;
+    nip f >>follows drop ;
 
 TUPLE: limited-scroller < scroller fixed-dim ;
 

basis/ui/gadgets/sliders/sliders.factor

@@ -46,7 +46,7 @@ M: slider model-changed nip elevator>> relayout-1 ;
 TUPLE: thumb < gadget ;
 
 : begin-drag ( thumb -- )
-    find-slider dup slider-value swap (>>saved) ;
+    find-slider dup slider-value >>saved drop ;
 
 : do-drag ( thumb -- )
     find-slider drag-loc over orientation>> v.

basis/ui/gadgets/worlds/worlds.factor

@@ -89,7 +89,7 @@ SYMBOL: ui-error-hook
                 (draw-world)
             ] [
                 over <world-error> ui-error
-                f swap (>>active?)
+                f >>active? drop
             ] recover
         ] with-variable
     ] [

basis/ui/tools/listener/listener.factor

@@ -165,7 +165,7 @@ M: stack-display tool-scroller
     } cleave ;
 
 : init-listener ( listener -- )
-    f <model> swap (>>stack) ;
+    f <model> >>stack drop ;
 
 : <listener-gadget> ( -- gadget )
     { 0 1 } listener-gadget new-track

basis/ui/ui.factor

@@ -69,7 +69,7 @@ M: world graft*
     #! when restoring saved worlds on image startup.
     dup fonts>> clear-assoc
     dup unfocus-world
-    f swap (>>handle) ;
+    f >>handle drop ;
 
 M: world ungraft*
     dup free-fonts

basis/ui/x11/x11.factor

@@ -173,7 +173,7 @@ M: world client-event
     dup window-loc>> over rect-dim glx-window
     over "Factor" create-xic <x11-handle>
     2dup window>> register-window
-    swap (>>handle) ;
+    >>handle drop ;
 
 : wait-event ( -- event )
     QueuedAfterFlush events-queued 0 > [