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cocoa.messages: some support for runtime message sending.

db4
John Benediktsson 2013-03-29 14:17:09 -07:00
parent 64822a7a30
commit 886cf4df07
1 changed files with 10 additions and 1 deletions
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11
basis/cocoa/messages/messages.factor
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@ -55,8 +55,17 @@ objc-methods [ H{ } clone ] initialize
ERROR: no-objc-method name ; ERROR: no-objc-method name ;
: ?lookup-method ( selector -- method/f )
objc-methods get at ;
: lookup-method ( selector -- method ) : lookup-method ( selector -- method )
dup objc-methods get at [ ] [ no-objc-method ] ?if ; dup ?lookup-method [ ] [ no-objc-method ] ?if ;
: selector/sender ( selector method -- alien word )
[ <selector> selector ] [ message-senders get at ] bi* ;
: when-method ( receiver selector quot: ( receiver selector method -- ) -- )
[ dup ?lookup-method ] dip [ selector/sender ] prepose [ 2drop ] if* ; inline
MEMO: make-prepare-send ( selector method super? -- quot ) MEMO: make-prepare-send ( selector method super? -- quot )
[ [