wmii

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parsekey.c (1518B)

      1 /* Copyright ©2007-2010 Kris Maglione <maglione.k at Gmail>
      2  * See LICENSE file for license details.
      3  */
      4 #include "../x11.h"
      5 
      6 char *modkey_names[] = {
      7 	"Shift",
      8 	"",
      9 	"Control",
     10 	"Mod1",
     11 	"Mod2",
     12 	"Mod3",
     13 	"Mod4",
     14 	"Mod5",
     15 	nil
     16 };
     17 
     18 bool
     19 parsekey(char *str, int *mask, char **key) {
     20 	static char *keys[16];
     21 	int i, j, nkeys;
     22 
     23 	*mask = 0;
     24 	nkeys = tokenize(keys, nelem(keys), str, '-');
     25 	for(i=0; i < nkeys; i++) {
     26 		for(j=0; modkey_names[j]; j++)
     27 			if(!strcasecmp(modkey_names[j], keys[i])) {
     28 				*mask |= 1 << j;
     29 				goto next;
     30 			}
     31 		break;
     32 	next: continue;
     33 	}
     34 	if(key) {
     35 		if(nkeys)
     36 			*key = keys[i];
     37 		return i == nkeys - 1;
     38 	}
     39 	else
     40 		return i == nkeys;
     41 }
     42 
     43 int
     44 numlockmask(void) {
     45 	static int masks[] = {
     46 		ShiftMask, LockMask, ControlMask, Mod1Mask,
     47 		Mod2Mask, Mod3Mask, Mod4Mask, Mod5Mask
     48 	};
     49 	XModifierKeymap *modmap;
     50 	KeyCode kcode;
     51 	int i, max, numlock;
     52 
     53 	numlock = 0;
     54 	modmap = XGetModifierMapping(display);
     55 	kcode = keycode("Num_Lock");
     56 	if(kcode && modmap && modmap->max_keypermod > 0) {
     57 		max = nelem(masks) * modmap->max_keypermod;
     58 		for(i = 0; i < max && !numlock; i++)
     59 			if(modmap->modifiermap[i] == kcode)
     60 				numlock = masks[i / modmap->max_keypermod];
     61 	}
     62 	XFreeModifiermap(modmap);
     63 	return numlock;
     64 }
     65 
     66 int
     67 fmtkey(Fmt *f) {
     68 	XKeyEvent *ev;
     69 	char *key;
     70 	int nfmt;
     71 
     72 	ev = va_arg(f->args, XKeyEvent*);
     73 	key = XKeysymToString(XKeycodeToKeysym(display, ev->keycode, 0));
     74 
     75 	nfmt = f->nfmt;
     76 	unmask(f, ev->state, modkey_names, '-');
     77 	if(f->nfmt > nfmt)
     78 		fmtrune(f, '-');
     79 	return fmtstrcpy(f, key);
     80 }
     81