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ui.tools.listener: try to handle errors better if find-vocab-root throws

db4
Slava Pestov 2009-03-05 13:37:43 -06:00
parent ee87ca7db6
commit 613a0b4f82
1 changed files with 4 additions and 3 deletions
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7
basis/ui/tools/listener/listener.factor
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@ -6,7 +6,7 @@ concurrency.flags concurrency.mailboxes continuations destructors
documents documents.elements fry hashtables help help.markup io
io.styles kernel lexer listener math models models.delay models.arrow
namespaces parser prettyprint quotations sequences strings threads
tools.vocabs vocabs vocabs.loader vocabs.parser words ui ui.commands
tools.vocabs vocabs vocabs.loader vocabs.parser words debugger ui ui.commands
ui.pens.solid ui.gadgets ui.gadgets.glass ui.gadgets.buttons ui.gadgets.editors
ui.gadgets.labeled ui.gadgets.panes ui.gadgets.scrollers
ui.gadgets.status-bar ui.gadgets.tracks ui.gadgets.borders ui.gestures
@ -44,7 +44,7 @@ M: interactor vocabs>>
] if ;
: vocab-exists? ( name -- ? )
{ [ vocab ] [ find-vocab-root ] } 1|| ;
'[ _ { [ vocab ] [ find-vocab-root ] } 1|| ] [ drop f ] recover ;
GENERIC: (word-at-caret) ( token completion-mode -- obj )
@ -329,7 +329,8 @@ M: interactor stream-read-quot
: interactor-operation ( gesture interactor -- ? )
[ token-model>> value>> ] keep word-at-caret
[ nip ] [ gesture>operation ] 2bi dup [ invoke-command f ] [ 2drop t ] if ;
[ nip ] [ gesture>operation ] 2bi
dup [ invoke-command f ] [ 2drop t ] if ;
M: interactor handle-gesture
{