factor/library/ui/events.factor

37 lines
1013 B
Factor

! Copyright (C) 2005 Slava Pestov.
! See http://factor.sf.net/license.txt for BSD license.
IN: gadgets
USING: arrays alien gadgets-layouts generic kernel lists math
namespaces sdl sequences strings ;
GENERIC: handle-event ( event -- )
M: object handle-event ( event -- )
drop ;
: button-gesture ( button gesture -- )
swap add hand get hand-clicked handle-gesture drop ;
M: button-down-event handle-event ( event -- )
button-event-button dup hand get button/
[ button-down ] button-gesture ;
M: button-up-event handle-event ( event -- )
button-event-button dup hand get button\
[ button-up ] button-gesture ;
: motion-event-loc ( event -- loc )
dup motion-event-x swap motion-event-y 0 3array ;
M: key-down-event handle-event ( event -- )
dup keyboard-event>binding
hand get hand-focus handle-gesture [
keyboard-event-unicode dup control? [
drop
] [
hand get hand-focus user-input drop
] if
] [
drop
] if ;