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285 lines
4.4 KiB
285 lines
4.4 KiB
/*
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* (C)opyright MMVI Anselm R. Garbe <garbeam at gmail dot com>
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* See LICENSE file for license details.
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*/
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#include "dwm.h"
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#include <regex.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sys/types.h>
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#include <X11/Xutil.h>
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typedef struct {
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const char *clpattern;
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const char *tpattern;
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Bool isfloat;
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} Rule;
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typedef struct {
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regex_t *clregex;
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regex_t *tregex;
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} RReg;
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/* static */
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TAGS
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RULES
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static RReg *rreg = NULL;
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static unsigned int len = 0;
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void (*arrange)(Arg *) = DEFMODE;
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/* extern */
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void
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appendtag(Arg *arg)
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{
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if(!sel)
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return;
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sel->tags[arg->i] = True;
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arrange(NULL);
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}
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void
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dofloat(Arg *arg)
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{
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Client *c;
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for(c = clients; c; c = c->next) {
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c->ismax = False;
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if(isvisible(c)) {
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resize(c, True, TopLeft);
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}
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else
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ban(c);
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}
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if((sel = getnext(clients))) {
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higher(sel);
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focus(sel);
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}
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else
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XSetInputFocus(dpy, root, RevertToPointerRoot, CurrentTime);
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drawall();
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}
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void
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dotile(Arg *arg)
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{
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int n, i, w, h;
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Client *c;
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w = sw - mw;
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for(n = 0, c = clients; c; c = c->next)
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if(isvisible(c) && !c->isfloat)
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n++;
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if(n > 1)
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h = (sh - bh) / (n - 1);
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else
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h = sh - bh;
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for(i = 0, c = clients; c; c = c->next) {
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c->ismax = False;
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if(isvisible(c)) {
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if(c->isfloat) {
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higher(c);
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resize(c, True, TopLeft);
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continue;
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}
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if(n == 1) {
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c->x = sx;
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c->y = sy + bh;
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c->w = sw - 2;
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c->h = sh - 2 - bh;
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}
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else if(i == 0) {
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c->x = sx;
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c->y = sy + bh;
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c->w = mw - 2;
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c->h = sh - 2 - bh;
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}
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else if(h > bh) {
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c->x = sx + mw;
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c->y = sy + (i - 1) * h + bh;
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c->w = w - 2;
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if(i + 1 == n)
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c->h = sh - c->y - 2;
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else
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c->h = h - 2;
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}
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else { /* fallback if h < bh */
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c->x = sx + mw;
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c->y = sy + bh;
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c->w = w - 2;
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c->h = sh - 2 - bh;
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}
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resize(c, False, TopLeft);
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i++;
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}
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else
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ban(c);
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}
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if((sel = getnext(clients))) {
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higher(sel);
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focus(sel);
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}
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else
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XSetInputFocus(dpy, root, RevertToPointerRoot, CurrentTime);
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drawall();
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}
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Client *
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getnext(Client *c)
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{
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for(; c && !isvisible(c); c = c->next);
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return c;
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}
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Client *
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getprev(Client *c)
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{
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for(; c && !isvisible(c); c = c->prev);
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return c;
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}
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void
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initrregs()
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{
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unsigned int i;
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regex_t *reg;
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if(rreg)
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return;
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len = sizeof(rule) / sizeof(rule[0]);
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rreg = emallocz(len * sizeof(RReg));
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for(i = 0; i < len; i++) {
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if(rule[i].clpattern) {
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reg = emallocz(sizeof(regex_t));
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if(regcomp(reg, rule[i].clpattern, 0))
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free(reg);
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else
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rreg[i].clregex = reg;
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}
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if(rule[i].tpattern) {
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reg = emallocz(sizeof(regex_t));
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if(regcomp(reg, rule[i].tpattern, 0))
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free(reg);
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else
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rreg[i].tregex = reg;
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}
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}
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}
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Bool
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isvisible(Client *c)
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{
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unsigned int i;
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for(i = 0; i < ntags; i++)
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if(c->tags[i] && seltag[i])
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return True;
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return False;
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}
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void
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replacetag(Arg *arg)
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{
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int i;
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if(!sel)
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return;
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for(i = 0; i < ntags; i++)
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sel->tags[i] = False;
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appendtag(arg);
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}
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void
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settags(Client *c)
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{
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char classinst[256];
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unsigned int i, j;
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regmatch_t tmp;
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Bool matched = False;
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XClassHint ch;
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if(XGetClassHint(dpy, c->win, &ch)) {
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snprintf(classinst, sizeof(classinst), "%s:%s",
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ch.res_class ? ch.res_class : "",
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ch.res_name ? ch.res_name : "");
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for(i = 0; !matched && i < len; i++)
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if(rreg[i].clregex && !regexec(rreg[i].clregex, classinst, 1, &tmp, 0)) {
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c->isfloat = rule[i].isfloat;
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for(j = 0; rreg[i].tregex && j < ntags; j++) {
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if(!regexec(rreg[i].tregex, tags[j], 1, &tmp, 0)) {
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matched = True;
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c->tags[j] = True;
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}
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}
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}
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if(ch.res_class)
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XFree(ch.res_class);
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if(ch.res_name)
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XFree(ch.res_name);
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}
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if(!matched)
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for(i = 0; i < ntags; i++)
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c->tags[i] = seltag[i];
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}
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void
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togglemode(Arg *arg)
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{
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arrange = arrange == dofloat ? dotile : dofloat;
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arrange(NULL);
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}
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void
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view(Arg *arg)
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{
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unsigned int i;
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for(i = 0; i < ntags; i++)
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seltag[i] = False;
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seltag[arg->i] = True;
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arrange(NULL);
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drawall();
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}
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void
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viewextend(Arg *arg)
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{
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unsigned int i;
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seltag[arg->i] = !seltag[arg->i];
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for(i = 0; !seltag[i] && i < ntags; i++);
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if(i == ntags)
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seltag[arg->i] = True; /* cannot toggle last view */
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arrange(NULL);
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drawall();
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}
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void
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viewnext(Arg *arg)
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{
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unsigned int i;
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for(i = 0; !seltag[i]; i++);
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arg->i = (i < ntags-1) ? i+1 : 0;
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view(arg);
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}
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void
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viewprev(Arg *arg)
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{
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unsigned int i;
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for(i = 0; !seltag[i]; i++);
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arg->i = (i > 0) ? i-1 : ntags-1;
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view(arg);
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}
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