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/* key.c
*
* $Id$
*
* Copyright 1990, 1991, 1992, 1993, 1994, 1995, Oliver Laumann, Berlin
* Copyright 2002, 2003 Sam Hocevar <sam@hocevar.net>, Paris
*
* This software was derived from Elk 1.2, which was Copyright 1987, 1988,
* 1989, Nixdorf Computer AG and TELES GmbH, Berlin (Elk 1.2 has been written
* by Oliver Laumann for TELES Telematic Services, Berlin, in a joint project
* between TELES and Nixdorf Microprocessor Engineering, Berlin).
*
* Oliver Laumann, TELES GmbH, Nixdorf Computer AG and Sam Hocevar, as co-
* owners or individual owners of copyright in this software, grant to any
* person or company a worldwide, royalty free, license to
*
* i) copy this software,
* ii) prepare derivative works based on this software,
* iii) distribute copies of this software or derivative works,
* iv) perform this software, or
* v) display this software,
*
* provided that this notice is not removed and that neither Oliver Laumann
* nor Teles nor Nixdorf are deemed to have made any representations as to
* the suitability of this software for any purpose nor are held responsible
* for any defects of this software.
*
* THERE IS ABSOLUTELY NO WARRANTY FOR THIS SOFTWARE.
*/
#include "xlib.h"
#include <string.h>
#ifdef XLIB_RELEASE_5_OR_LATER
/* I don't know if XDisplayKeycodes() was already there in X11R4.
*/
static Object P_Display_Min_Keycode (Object d) {
int mink, maxk;
Check_Type (d, T_Display);
XDisplayKeycodes(DISPLAY(d)->dpy, &mink, &maxk);
return Make_Integer (mink);
}
static Object P_Display_Max_Keycode (Object d) {
int mink, maxk;
Check_Type (d, T_Display);
XDisplayKeycodes(DISPLAY(d)->dpy, &mink, &maxk);
return Make_Integer (maxk);
}
#else
static Object P_Display_Min_Keycode (Object d) {
Check_Type (d, T_Display);
return Make_Integer (DISPLAY(d)->dpy->min_keycode);
}
static Object P_Display_Max_Keycode (Object d) {
Check_Type (d, T_Display);
return Make_Integer (DISPLAY(d)->dpy->max_keycode);
}
#endif
#ifdef XLIB_RELEASE_5_OR_LATER
/* I'm not sure if this works correctly in X11R4:
*/
static Object P_Display_Keysyms_Per_Keycode (Object d) {
KeySym *ksyms;
int mink, maxk, ksyms_per_kode;
Check_Type (d, T_Display);
XDisplayKeycodes(DISPLAY(d)->dpy, &mink, &maxk);
ksyms = XGetKeyboardMapping(DISPLAY(d)->dpy, (KeyCode)mink,
maxk - mink + 1, &ksyms_per_kode);
return Make_Integer (ksyms_per_kode);
}
#else
static Object P_Display_Keysyms_Per_Keycode (Object d) {
Check_Type (d, T_Display);
/* Force initialization: */
Disable_Interrupts;
(void)XKeycodeToKeysym (DISPLAY(d)->dpy, DISPLAY(d)->dpy->min_keycode, 0);
Enable_Interrupts;
return Make_Integer (DISPLAY(d)->dpy->keysyms_per_keycode);
}
#endif
static Object P_String_To_Keysym (Object s) {
KeySym k;
k = XStringToKeysym (Get_Strsym (s));
return k == NoSymbol ? False : Make_Unsigned_Long ((unsigned long)k);
}
static Object P_Keysym_To_String (Object k) {
register char *s;
s = XKeysymToString ((KeySym)Get_Long (k));
return s ? Make_String (s, strlen (s)) : False;
}
static Object P_Keycode_To_Keysym (Object d, Object k, Object index) {
Object ret;
Check_Type (d, T_Display);
Disable_Interrupts;
ret = Make_Unsigned_Long ((unsigned long)XKeycodeToKeysym (DISPLAY(d)->dpy,
Get_Integer (k), Get_Integer (index)));
Enable_Interrupts;
return ret;
}
static Object P_Keysym_To_Keycode (Object d, Object k) {
Object ret;
Check_Type (d, T_Display);
Disable_Interrupts;
ret = Make_Unsigned (XKeysymToKeycode (DISPLAY(d)->dpy,
(KeySym)Get_Long (k)));
Enable_Interrupts;
return ret;
}
static Object P_Lookup_String (Object d, Object k, Object mask) {
XKeyEvent e;
char buf[1024];
register int len;
KeySym keysym_return;
XComposeStatus status_return;
Check_Type (d, T_Display);
e.display = DISPLAY(d)->dpy;
e.keycode = Get_Integer (k);
e.state = Symbols_To_Bits (mask, 1, State_Syms);
Disable_Interrupts;
len = XLookupString (&e, buf, 1024, &keysym_return, &status_return);
Enable_Interrupts;
return Make_String (buf, len);
}
static Object P_Rebind_Keysym (Object d, Object k, Object mods, Object str) {
KeySym *p;
register int i, n;
Alloca_Begin;
Check_Type (d, T_Display);
Check_Type (str, T_String);
Check_Type (mods, T_Vector);
n = VECTOR(mods)->size;
Alloca (p, KeySym*, n * sizeof (KeySym));
for (i = 0; i < n; i++)
p[i] = (KeySym)Get_Long (VECTOR(mods)->data[i]);
XRebindKeysym (DISPLAY(d)->dpy, (KeySym)Get_Long (k), p, n,
(unsigned char *)STRING(str)->data, STRING(str)->size);
Alloca_End;
return Void;
}
static Object P_Refresh_Keyboard_Mapping (Object w, Object event) {
static XMappingEvent fake;
Check_Type (w, T_Window);
fake.type = MappingNotify;
fake.display = WINDOW(w)->dpy;
fake.window = WINDOW(w)->win;
fake.request = Symbols_To_Bits (event, 0, Mapping_Syms);
XRefreshKeyboardMapping (&fake);
return Void;
}
void elk_init_xlib_key () {
Define_Primitive (P_Display_Min_Keycode, "display-min-keycode",
1, 1, EVAL);
Define_Primitive (P_Display_Max_Keycode, "display-max-keycode",
1, 1, EVAL);
Define_Primitive (P_Display_Keysyms_Per_Keycode,
"display-keysyms-per-keycode", 1, 1, EVAL);
Define_Primitive (P_String_To_Keysym, "string->keysym", 1, 1, EVAL);
Define_Primitive (P_Keysym_To_String, "keysym->string", 1, 1, EVAL);
Define_Primitive (P_Keycode_To_Keysym, "keycode->keysym", 3, 3, EVAL);
Define_Primitive (P_Keysym_To_Keycode, "keysym->keycode", 2, 2, EVAL);
Define_Primitive (P_Lookup_String, "lookup-string", 3, 3, EVAL);
Define_Primitive (P_Rebind_Keysym, "rebind-keysym", 4, 4, EVAL);
Define_Primitive (P_Refresh_Keyboard_Mapping,
"refresh-keyboard-mapping", 2, 2, EVAL);
}
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