factor/basis/x11/xim/xim.factor

57 lines
1.5 KiB
Factor

! Copyright (C) 2007, 2008 Slava Pestov
! See http://factorcode.org/license.txt for BSD license.
USING: alien alien.c-types alien.strings arrays byte-arrays
hashtables io io.encodings.string kernel math namespaces
sequences strings continuations x11.xlib specialized-arrays.uint
accessors io.encodings.utf16n ;
IN: x11.xim
SYMBOL: xim
: (init-xim) ( classname medifier -- im )
XSetLocaleModifiers [ "XSetLocaleModifiers() failed" throw ] unless
[ dpy get f ] dip dup XOpenIM ;
: init-xim ( classname -- )
dup "" (init-xim)
[ nip ]
[ "@im=none" (init-xim) [ "XOpenIM() failed" throw ] unless* ] if*
xim set-global ;
: close-xim ( -- )
xim get-global XCloseIM drop f xim set-global ;
: with-xim ( quot -- )
[ "Factor" init-xim ] dip [ close-xim ] [ ] cleanup ;
: create-xic ( window classname -- xic )
[
[ xim get-global XNClientWindow ] dip
XNFocusWindow over
XNInputStyle XIMPreeditNothing XIMStatusNothing bitor
XNResourceName
] dip
XNResourceClass over 0 XCreateIC
[ "XCreateIC() failed" throw ] unless* ;
CONSTANT: buf-size 100
SYMBOL: keybuf
SYMBOL: keysym
: prepare-lookup ( -- )
buf-size <uint-array> keybuf set
0 <KeySym> keysym set ;
: finish-lookup ( len -- string keysym )
keybuf get swap 2 * head utf16n decode
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 ;