factor/extra/x11/xim/xim.factor

49 lines
1.2 KiB
Factor

! Copyright (C) 2007 Slava Pestov
! See http://factorcode.org/license.txt for BSD license.
USING: alien alien.c-types arrays byte-arrays hashtables
io kernel math namespaces sequences strings
continuations x11.xlib ;
IN: x11.xim
SYMBOL: xim
: init-xim ( classname -- )
dpy get f rot dup XOpenIM
[ "XOpenIM() failed" throw ] unless* xim set-global ;
: close-xim ( -- )
xim get-global XCloseIM drop f xim set-global ;
: with-xim ( quot -- )
>r "Factor" init-xim r> [ close-xim ] [ ] cleanup ;
: create-xic ( window classname -- xic )
>r >r xim get-global
XNClientWindow r>
XNFocusWindow over
XNInputStyle XIMPreeditNothing XIMStatusNothing bitor
XNResourceName r>
XNResourceClass over 0 XCreateIC
[ "XCreateIC() failed" throw ] unless* ;
: buf-size 100 ;
SYMBOL: keybuf
SYMBOL: keysym
: prepare-lookup ( -- )
buf-size "ulong" <c-array> keybuf set
0 <KeySym> keysym set ;
: finish-lookup ( len -- string keysym )
keybuf get swap c-ulong-array> >string
keysym get *KeySym ;
: lookup-string ( event xic -- string keysym )
[
prepare-lookup
swap keybuf get buf-size keysym get 0 <int>
XwcLookupString
finish-lookup
] with-scope ;