arg@644: /* (C)opyright MMVI-MMVII Anselm R. Garbe <garbeam at gmail dot com>
garbeam@75:  * See LICENSE file for license details.
garbeam@75:  */
garbeam@76: #include "dwm.h"
arg@114: #include <regex.h>
arg@114: #include <stdio.h>
arg@191: #include <stdlib.h>
garbeam@75: #include <string.h>
arg@114: #include <sys/types.h>
garbeam@75: #include <X11/Xutil.h>
garbeam@75: 
garbeam@76: 
arg@114: typedef struct {
arg@191: 	const char *clpattern;
arg@191: 	const char *tpattern;
arg@114: 	Bool isfloat;
arg@114: } Rule;
arg@114: 
arg@191: typedef struct {
arg@191: 	regex_t *clregex;
arg@191: 	regex_t *tregex;
arg@191: } RReg;
arg@191: 
arg@191: /* static */
arg@191: 
arg@146: TAGS
arg@146: RULES
garbeam@84: 
arg@191: static RReg *rreg = NULL;
arg@191: static unsigned int len = 0;
arg@191: 
arg@125: /* extern */
arg@125: 
garbeam@76: Client *
arg@461: getnext(Client *c) {
arg@261: 	for(; c && !isvisible(c); c = c->next);
garbeam@76: 	return c;
garbeam@75: }
garbeam@75: 
arg@127: Client *
arg@461: getprev(Client *c) {
arg@261: 	for(; c && !isvisible(c); c = c->prev);
arg@127: 	return c;
arg@127: }
arg@127: 
garbeam@75: void
arg@487: initrregs(void) {
arg@191: 	unsigned int i;
arg@191: 	regex_t *reg;
arg@191: 
arg@191: 	if(rreg)
arg@191: 		return;
arg@581: 	len = sizeof rule / sizeof rule[0];
arg@191: 	rreg = emallocz(len * sizeof(RReg));
arg@191: 	for(i = 0; i < len; i++) {
arg@191: 		if(rule[i].clpattern) {
arg@191: 			reg = emallocz(sizeof(regex_t));
arg@609: 			if(regcomp(reg, rule[i].clpattern, REG_EXTENDED))
arg@191: 				free(reg);
arg@191: 			else
arg@191: 				rreg[i].clregex = reg;
arg@191: 		}
arg@191: 		if(rule[i].tpattern) {
arg@191: 			reg = emallocz(sizeof(regex_t));
arg@609: 			if(regcomp(reg, rule[i].tpattern, REG_EXTENDED))
arg@191: 				free(reg);
arg@191: 			else
arg@191: 				rreg[i].tregex = reg;
arg@191: 		}
arg@191: 	}
arg@191: }
arg@191: 
arg@270: void
arg@461: settags(Client *c, Client *trans) {
arg@336: 	char prop[512];
arg@191: 	unsigned int i, j;
arg@114: 	regmatch_t tmp;
arg@431: 	Bool matched = trans != NULL;
arg@742: 	XClassHint ch = { 0 };
garbeam@76: 
arg@431: 	if(matched) {
arg@431: 		for(i = 0; i < ntags; i++)
arg@431: 			c->tags[i] = trans->tags[i];
arg@431: 	}
arg@742: 	else {
arg@742: 		XGetClassHint(dpy, c->win, &ch);
arg@581: 		snprintf(prop, sizeof prop, "%s:%s:%s",
arg@114: 				ch.res_class ? ch.res_class : "",
arg@336: 				ch.res_name ? ch.res_name : "", c->name);
arg@609: 		for(i = 0; i < len; i++)
arg@336: 			if(rreg[i].clregex && !regexec(rreg[i].clregex, prop, 1, &tmp, 0)) {
arg@191: 				c->isfloat = rule[i].isfloat;
arg@191: 				for(j = 0; rreg[i].tregex && j < ntags; j++) {
arg@191: 					if(!regexec(rreg[i].tregex, tags[j], 1, &tmp, 0)) {
arg@191: 						matched = True;
arg@191: 						c->tags[j] = True;
arg@191: 					}
garbeam@76: 				}
meillo@747:         break;  /* perform only the first rule matching */
arg@114: 			}
garbeam@76: 		if(ch.res_class)
garbeam@76: 			XFree(ch.res_class);
garbeam@76: 		if(ch.res_name)
garbeam@76: 			XFree(ch.res_name);
garbeam@76: 	}
garbeam@76: 	if(!matched)
arg@261: 		for(i = 0; i < ntags; i++)
arg@262: 			c->tags[i] = seltag[i];
garbeam@76: }
garbeam@76: 
garbeam@76: void
arg@461: tag(Arg *arg) {
arg@284: 	unsigned int i;
arg@284: 
arg@284: 	if(!sel)
arg@284: 		return;
arg@284: 	for(i = 0; i < ntags; i++)
arg@594: 		sel->tags[i] = (arg->i == -1) ? True : False;
arg@611: 	if(arg->i >= 0 && arg->i < ntags)
arg@611: 		sel->tags[arg->i] = True;
arg@533: 	arrange();
arg@284: }
arg@284: 
arg@284: void
arg@461: toggletag(Arg *arg) {
arg@284: 	unsigned int i;
arg@284: 
arg@284: 	if(!sel)
arg@284: 		return;
arg@284: 	sel->tags[arg->i] = !sel->tags[arg->i];
arg@284: 	for(i = 0; i < ntags && !sel->tags[i]; i++);
arg@284: 	if(i == ntags)
arg@284: 		sel->tags[arg->i] = True;
arg@533: 	arrange();
arg@284: }
meillo@745: 
meillo@745: void
meillo@745: viewnext(Arg *arg) {
meillo@745:   unsigned int i;
meillo@745:   Bool last = seltag[ntags-1];
meillo@745: 
meillo@745:   for (i=ntags-1; i>0; --i)
meillo@745:     seltag[i] = seltag[i-1];
meillo@745:   seltag[0] = last;
meillo@745:   arrange();
meillo@745: }