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drag explained, fixes 11243, Closes PR 11243

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This commit is contained in:
Matthias Felleisen 2010-09-22 14:37:52 -04:00
parent 65bd667be2
commit 3c0039cd3a
1 changed files with 2 additions and 1 deletions
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collects/teachpack/2htdp/scribblings/universe.scrbl
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@ -356,7 +356,8 @@ All @tech{MouseEvent}s are represented via strings:
@item{@scheme["button-up"]
signals that the computer user has let go of a mouse button;}
@item{@scheme["drag"]
signals that the computer user is dragging the mouse;}
signals that the computer user is dragging the mouse. A dragging event
occurs when the mouse moves while a mouse button is pressed.}
@item{@scheme["move"]
signals that the computer user has moved the mouse;}
@item{@scheme["enter"]