diff options
Diffstat (limited to 'nx-X11/lib/X11/imLcFlt.c')
| -rw-r--r-- | nx-X11/lib/X11/imLcFlt.c | 157 |
1 files changed, 0 insertions, 157 deletions
diff --git a/nx-X11/lib/X11/imLcFlt.c b/nx-X11/lib/X11/imLcFlt.c deleted file mode 100644 index 50f4c252a..000000000 --- a/nx-X11/lib/X11/imLcFlt.c +++ /dev/null @@ -1,157 +0,0 @@ -/****************************************************************** - - Copyright 1992 by Fuji Xerox Co., Ltd. - Copyright 1992, 1994 by FUJITSU LIMITED - -Permission to use, copy, modify, distribute, and sell this software -and its documentation for any purpose is hereby granted without fee, -provided that the above copyright notice appear in all copies and -that both that copyright notice and this permission notice appear -in supporting documentation, and that the name of Fuji Xerox, -FUJITSU LIMITED not be used in advertising or publicity pertaining -to distribution of the software without specific, written prior -permission. Fuji Xerox, FUJITSU LIMITED make no representations -about the suitability of this software for any purpose. -It is provided "as is" without express or implied warranty. - -FUJI XEROX, FUJITSU LIMITED DISCLAIM ALL WARRANTIES WITH -REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF -MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL FUJI XEROX, -FUJITSU LIMITED BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL -DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA -OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER -TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR -PERFORMANCE OF THIS SOFTWARE. - - Author : Kazunori Nishihara Fuji Xerox - Modifier : Takashi Fujiwara FUJITSU LIMITED - fujiwara@a80.tech.yk.fujitsu.co.jp - -******************************************************************/ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif -#include "Xlibint.h" -#include <nx-X11/keysym.h> -#include "Xlcint.h" -#include "Ximint.h" - -Bool -_XimLocalFilter(Display *d, Window w, XEvent *ev, XPointer client_data) -{ - Xic ic = (Xic)client_data; - KeySym keysym; - static char buf[256]; - static unsigned prevcode = 0, prevstate = 0; - unsigned currstate; - DefTree *b = ic->private.local.base.tree; - DTIndex t; - Bool braille = False, anymodifier = False; - - if(ev->xkey.keycode == 0) - return (False); - - XLookupString((XKeyEvent *)ev, buf, sizeof(buf), &keysym, NULL); - - if(keysym >= XK_braille_dot_1 && keysym <= XK_braille_dot_8) { - if(ev->type == KeyPress) { - ic->private.local.brl_pressed |= - 1<<(keysym-XK_braille_dot_1); - return(True); - } else { - if(!ic->private.local.brl_committing - || ev->xkey.time - ic->private.local.brl_release_start > 300) { - ic->private.local.brl_committing = ic->private.local.brl_pressed; - ic->private.local.brl_release_start = ev->xkey.time; - } - ic->private.local.brl_pressed &= ~(1<<(keysym-XK_braille_dot_1)); - if(!ic->private.local.brl_pressed && ic->private.local.brl_committing) { - /* Commited a braille pattern, let it go through compose tree */ - keysym = XK_braille_blank | ic->private.local.brl_committing; - ev->type = KeyPress; - braille = True; - } else { - return(True); - } - } - } - - if(((Xim)ic->core.im)->private.local.top == 0 ) - goto emit_braille; - - currstate = ev->xkey.state; - if(ev->type == KeyPress) { - prevcode = ev->xkey.keycode; - prevstate = currstate; - - if(IsModifierKey(keysym)) - return(False); - prevcode = 0; - } else { - if(prevcode != ev->xkey.keycode) - return False; - - /* For lookup, we use the state at the time when the key was pressed, */ - /* because this state was not affected by the modifier that is mapped */ - /* to the key. */ - ev->xkey.state = prevstate; - XLookupString((XKeyEvent *)ev, buf, sizeof(buf), &keysym, NULL); - } - - for(t = ic->private.local.context; t; t = b[t].next) { - if(IsModifierKey(b[t].keysym)) - anymodifier = True; - if(((ev->xkey.state & b[t].modifier_mask) == b[t].modifier) && - (keysym == b[t].keysym)) - break; - } - - /* Restore the state */ - ev->xkey.state = currstate; - - if(t) { /* Matched */ - if(b[t].succession) { /* Intermediate */ - ic->private.local.context = b[t].succession; - return (ev->type == KeyPress); - } else { /* Terminate (reached to leaf) */ - ic->private.local.composed = t; - ic->private.local.brl_committed = 0; - /* return back to client KeyPressEvent keycode == 0 */ - ev->xkey.keycode = 0; - ev->xkey.type = KeyPress; - XPutBackEvent(d, ev); - if(prevcode){ - /* For modifier key releases, restore the event, as we do not */ - /* filter it. */ - ev->xkey.type = KeyRelease; - ev->xkey.keycode = prevcode; - } - /* initialize internal state for next key sequence */ - ic->private.local.context = ((Xim)ic->core.im)->private.local.top; - return (ev->type == KeyPress); - } - } else { /* Unmatched */ - /* Unmatched modifier key releases abort matching only in the case that */ - /* there was any modifier that would have matched */ - if((ic->private.local.context == ((Xim)ic->core.im)->private.local.top) || - (ev->type == KeyRelease && !anymodifier)) { - goto emit_braille; - } - /* Error (Sequence Unmatch occured) */ - /* initialize internal state for next key sequence */ - ic->private.local.context = ((Xim)ic->core.im)->private.local.top; - return (ev->type == KeyPress); - } - -emit_braille: - if(braille) { - /* Braille pattern is not in compose tree, emit alone */ - ic->private.local.brl_committed = ic->private.local.brl_committing; - ic->private.local.composed = 0; - ev->xkey.keycode = 0; - _XPutBackEvent(d, ev); - return(True); - } - return(False); -} |