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fixed 10923

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This commit is contained in:
Matthias Felleisen 2010-05-24 09:50:57 -04:00
parent 601e693b01
commit f1d258f20b
1 changed files with 3 additions and 3 deletions
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6
collects/teachpack/2htdp/scribblings/universe.scrbl
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@ -162,7 +162,7 @@ The design of a world program demands that you come up with a data
(on-tick tick-expr rate-expr)
(on-key key-expr)
(on-release release-expr)
(on-mouse key-expr)
(on-mouse mouse-expr)
(to-draw draw-expr)
(to-draw draw-expr width-expr height-expr)
(stop-when stop-expr) (stop-when stop-expr last-scene-expr)
@ -371,7 +371,7 @@ All @tech{MouseEvent}s are represented via strings:
@defproc[(mouse=? [x mouse-event?][y mouse-event?]) boolean?]{
compares two @tech{MouseEvent}s for equality}
@defform[(on-mouse clack-expr)
@defform[(on-mouse mouse-expr)
#:contracts
([clack-expr
(-> (unsyntax @tech{WorldState})
@ -694,7 +694,7 @@ As mentioned, all event handlers may return @tech{WorldState}s or
}
@defform/none[#:literals (on-mouse)
(on-mouse clack-expr)
(on-mouse mouse-expr)
#:contracts
([clack-expr
(-> (unsyntax @tech{WorldState})