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ui: add find-windows to find multiple worlds matching a predicate

factor-shell
Alexander Iljin 2017-08-26 10:23:18 +03:00 committed by John Benediktsson
parent abb3089a97
commit e07ba18839
2 changed files with 9 additions and 2 deletions
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4
basis/ui/ui-docs.factor
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@ -53,6 +53,10 @@ HELP: fullscreen?
{ fullscreen? set-fullscreen } related-words
HELP: find-windows
{ $values { "quot" { $quotation ( world -- ? ) } } { "seq" sequence } }
{ $description "Finds all native windows such that the gadget passed to " { $link open-window } " satisfies the quotation, outputting an empty sequence if no such gadget could be found. The front-most native window is the last in the " { $snippet "seq" } "." } ;
HELP: find-window
{ $values { "quot" { $quotation ( world -- ? ) } } { "world/f" { $maybe world } } }
{ $description "Finds a native window such that the gadget passed to " { $link open-window } " satisfies the quotation, outputting " { $link f } " if no such gadget could be found. The front-most native window is checked first." } ;

7
basis/ui/ui.factor
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@ -140,10 +140,13 @@ SYMBOL: ui-running
PRIVATE>
: find-window ( quot: ( world -- ? ) -- world/f )
: find-windows ( quot: ( world -- ? ) -- seq )
[ ui-windows get-global values ] dip
'[ dup children>> [ ] [ nip first ] if-empty @ ]
find-last nip ; inline
filter ; inline
: find-window ( quot: ( world -- ? ) -- world/f )
find-windows ?last ; inline
: ui-running? ( -- ? )
ui-running get-global ;