garbeam@75: /*
garbeam@75:  * (C)opyright MMVI Anselm R. Garbe <garbeam at gmail dot com>
garbeam@75:  * See LICENSE file for license details.
garbeam@75:  */
garbeam@76: #include "dwm.h"
garbeam@75: 
arg@114: #include <regex.h>
arg@114: #include <stdio.h>
garbeam@75: #include <string.h>
arg@114: #include <sys/types.h>
garbeam@75: #include <X11/Xutil.h>
garbeam@75: 
garbeam@84: /* static */
garbeam@76: 
arg@114: typedef struct {
arg@114: 	const char *pattern;
arg@114: 	char *tags[TLast];
arg@114: 	Bool isfloat;
arg@114: } Rule;
arg@114: 
garbeam@84: /* CUSTOMIZE */ 
garbeam@84: static Rule rule[] = {
arg@123: 	/* class:instance	tags				isfloat */
arg@123: 	{ "Firefox.*",		{ [Twww] = "www" },		False },
arg@123: 	{ "Gimp.*",		{ 0 },				True},
garbeam@84: };
garbeam@84: 
garbeam@76: char *tags[TLast] = {
garbeam@76: 	[Tscratch] = "scratch",
garbeam@76: 	[Tdev] = "dev",
garbeam@76: 	[Twww] = "www",
garbeam@76: 	[Twork] = "work",
garbeam@76: };
arg@125: 
garbeam@75: void (*arrange)(Arg *) = dotile;
garbeam@75: 
arg@125: /* END CUSTOMIZE */
arg@125: 
arg@125: /* extern */
arg@125: 
garbeam@76: void
garbeam@76: appendtag(Arg *arg)
garbeam@75: {
garbeam@76: 	if(!sel)
garbeam@76: 		return;
garbeam@75: 
garbeam@76: 	sel->tags[arg->i] = tags[arg->i];
garbeam@75: 	arrange(NULL);
garbeam@75: }
garbeam@75: 
garbeam@75: void
garbeam@75: dofloat(Arg *arg)
garbeam@75: {
garbeam@75: 	Client *c;
garbeam@75: 
garbeam@75: 	for(c = clients; c; c = c->next) {
arg@124: 		c->ismax = False;
garbeam@95: 		if(c->tags[tsel]) {
arg@99: 			resize(c, True, TopLeft);
garbeam@95: 		}
garbeam@75: 		else
garbeam@75: 			ban(c);
garbeam@75: 	}
garbeam@75: 	if(sel && !sel->tags[tsel]) {
garbeam@93: 		if((sel = getnext(clients, tsel))) {
garbeam@75: 			higher(sel);
garbeam@75: 			focus(sel);
garbeam@75: 		}
garbeam@75: 	}
garbeam@75: 	drawall();
garbeam@75: }
garbeam@75: 
garbeam@75: void
garbeam@75: dotile(Arg *arg)
garbeam@75: {
arg@123: 	int n, i, w, h;
garbeam@75: 	Client *c;
garbeam@75: 
garbeam@75: 	w = sw - mw;
garbeam@75: 	for(n = 0, c = clients; c; c = c->next)
garbeam@80: 		if(c->tags[tsel] && !c->isfloat)
garbeam@75: 			n++;
garbeam@75: 
garbeam@75: 	if(n > 1)
garbeam@75: 		h = (sh - bh) / (n - 1);
garbeam@75: 	else
garbeam@75: 		h = sh - bh;
garbeam@75: 
garbeam@75: 	for(i = 0, c = clients; c; c = c->next) {
arg@124: 		c->ismax = False;
garbeam@75: 		if(c->tags[tsel]) {
garbeam@80: 			if(c->isfloat) {
garbeam@75: 				higher(c);
arg@99: 				resize(c, True, TopLeft);
garbeam@75: 				continue;
garbeam@75: 			}
garbeam@75: 			if(n == 1) {
arg@115: 				c->x = sx;
arg@115: 				c->y = sy + bh;
arg@115: 				c->w = sw - 2 * c->border;
arg@115: 				c->h = sh - 2 * c->border - bh;
garbeam@75: 			}
garbeam@75: 			else if(i == 0) {
arg@115: 				c->x = sx;
arg@115: 				c->y = sy + bh;
arg@115: 				c->w = mw - 2 * c->border;
arg@115: 				c->h = sh - 2 * c->border - bh;
garbeam@75: 			}
arg@104: 			else if(h > bh) {
arg@115: 				c->x = sx + mw;
arg@115: 				c->y = sy + (i - 1) * h + bh;
arg@115: 				c->w = w - 2 * c->border;
arg@115: 				c->h = h - 2 * c->border;
garbeam@75: 			}
arg@104: 			else { /* fallback if h < bh */
arg@115: 				c->x = sx + mw;
arg@115: 				c->y = sy + bh;
arg@115: 				c->w = w - 2 * c->border;
arg@115: 				c->h = sh - 2 * c->border - bh;
arg@104: 			}
arg@99: 			resize(c, False, TopLeft);
garbeam@75: 			i++;
garbeam@75: 		}
garbeam@75: 		else
garbeam@75: 			ban(c);
garbeam@75: 	}
garbeam@75: 	if(!sel || (sel && !sel->tags[tsel])) {
garbeam@93: 		if((sel = getnext(clients, tsel))) {
garbeam@75: 			higher(sel);
garbeam@75: 			focus(sel);
garbeam@75: 		}
garbeam@75: 	}
garbeam@75: 	drawall();
garbeam@75: }
garbeam@75: 
garbeam@76: Client *
garbeam@93: getnext(Client *c, unsigned int t)
garbeam@75: {
garbeam@93: 	for(; c && !c->tags[t]; c = c->next);
garbeam@76: 	return c;
garbeam@75: }
garbeam@75: 
arg@127: Client *
arg@127: getprev(Client *c)
arg@127: {
arg@127: 	for(; c && !c->tags[tsel]; c = c->prev);
arg@127: 	return c;
arg@127: }
arg@127: 
garbeam@75: void
garbeam@93: heretag(Arg *arg)
garbeam@93: {
garbeam@93: 	int i;
garbeam@93: 	Client *c;
garbeam@93: 
garbeam@93: 	if(arg->i == tsel)
garbeam@93: 		return;
garbeam@93: 
garbeam@93: 	if(!(c = getnext(clients, arg->i)))
garbeam@93: 		return;
garbeam@93: 
garbeam@93: 	for(i = 0; i < TLast; i++)
garbeam@93: 		c->tags[i] = NULL;
garbeam@93: 	c->tags[tsel] = tags[tsel];
garbeam@94: 	pop(c);
garbeam@93: 	focus(c);
garbeam@93: }
garbeam@93: 
garbeam@93: void
garbeam@75: replacetag(Arg *arg)
garbeam@75: {
garbeam@75: 	int i;
arg@123: 
garbeam@75: 	if(!sel)
garbeam@75: 		return;
garbeam@75: 
garbeam@75: 	for(i = 0; i < TLast; i++)
garbeam@75: 		sel->tags[i] = NULL;
garbeam@75: 	appendtag(arg);
garbeam@75: }
garbeam@75: 
garbeam@76: void
garbeam@76: settags(Client *c)
garbeam@76: {
arg@114: 	char classinst[256];
garbeam@76: 	static unsigned int len = rule ? sizeof(rule) / sizeof(rule[0]) : 0;
garbeam@76: 	unsigned int i, j;
arg@114: 	regex_t regex;
arg@114: 	regmatch_t tmp;
garbeam@76: 	Bool matched = False;
arg@114: 	XClassHint ch;
garbeam@76: 
garbeam@76: 	if(!len) {
garbeam@76: 		c->tags[tsel] = tags[tsel];
garbeam@76: 		return;
garbeam@76: 	}
garbeam@76: 
garbeam@76: 	if(XGetClassHint(dpy, c->win, &ch)) {
arg@114: 		snprintf(classinst, sizeof(classinst), "%s:%s",
arg@114: 				ch.res_class ? ch.res_class : "",
arg@114: 				ch.res_name ? ch.res_name : "");
arg@114: 		for(i = 0; !matched && i < len; i++) {
arg@114: 			if(!regcomp(&regex, rule[i].pattern, 0)) {
arg@114: 				if(!regexec(&regex, classinst, 1, &tmp, 0)) {
arg@114: 					for(j = 0; j < TLast; j++) {
arg@114: 						if(rule[i].tags[j])
arg@114: 							matched = True;
garbeam@76: 						c->tags[j] = rule[i].tags[j];
arg@114: 					}
garbeam@80: 					c->isfloat = rule[i].isfloat;
garbeam@76: 				}
arg@114: 				regfree(&regex);
arg@114: 			}
garbeam@76: 		}
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)
garbeam@76: 		c->tags[tsel] = tags[tsel];
garbeam@76: }
garbeam@76: 
garbeam@76: void
arg@124: togglemode(Arg *arg)
arg@124: {
arg@124: 	arrange = arrange == dofloat ? dotile : dofloat;
arg@124: 	arrange(NULL);
arg@124: }
arg@124: 
arg@124: void
garbeam@76: view(Arg *arg)
garbeam@76: {
garbeam@76: 	tsel = arg->i;
garbeam@76: 	arrange(NULL);
garbeam@76: 	drawall();
garbeam@76: }