factor/core/ui/operations.factor

69 lines
2.0 KiB
Factor

! Copyright (C) 2006, 2007 Slava Pestov.
! See http://factorcode.org/license.txt for BSD license.
USING: arrays definitions kernel gadgets sequences strings math
words generic namespaces hashtables help quotations assocs ;
IN: operations
SYMBOL: +keyboard+
SYMBOL: +primary+
SYMBOL: +secondary+
TUPLE: operation predicate command translator hook listener? ;
M: operation command-name
operation-command command-name ;
M: operation command-description
operation-command command-description ;
M: operation in-listener?
dup operation-listener?
swap operation-command in-listener? or ;
M: operation command-word operation-command command-word ;
: operation-gesture ( operation -- gesture )
operation-command +keyboard+ word-prop ;
SYMBOL: operations
: object-operations ( obj -- operations )
operations get [ operation-predicate call ] subset-with ;
: find-operation ( obj quot -- command )
>r object-operations r> find-last nip ; inline
: primary-operation ( obj -- command )
[ operation-command +primary+ word-prop ] find-operation ;
: secondary-operation ( obj -- command )
[ operation-command +secondary+ word-prop ] find-operation ;
: define-operation ( pred command flags -- )
dupd define-command f f f <operation>
operations get push ;
: modify-operation ( hook translator operation -- operation )
clone
tuck set-operation-translator
tuck set-operation-hook
t over set-operation-listener? ;
: modify-operations ( operations hook translator -- operations )
rot [ >r 2dup r> modify-operation ] map 2nip ;
: operations>commands ( object hook translator -- pairs )
>r >r object-operations r> r> modify-operations
[ [ operation-gesture ] keep ] { } map>assoc ;
: define-operation-map ( class group blurb object hook translator -- )
operations>commands define-command-map ;
: $operations ( element -- )
>quotation call
f f operations>commands
command-map. ;
: $operation ( element -- )
first +keyboard+ word-prop gesture>string $snippet ;