tag.c
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/*
* (C)opyright MMVI Anselm R. Garbe <garbeam at gmail dot com>
* See LICENSE file for license details.
*/
#include "dwm.h"
#include <string.h>
#include <X11/Xutil.h>
/********** CUSTOMIZE **********/
char *tags[TLast] = {
[Tscratch] = "scratch",
[Tdev] = "dev",
[Twww] = "www",
[Twork] = "work",
};
static Rule rule[] = {
/* class instance tags dofloat */
{ "Firefox-bin", "Gecko", { [Twww] = "www" }, False },
};
/********** CUSTOMIZE **********/
/* extern functions */
void (*arrange)(Arg *) = dotile;
void
appendtag(Arg *arg)
{
if(!sel)
return;
sel->tags[arg->i] = tags[arg->i];
arrange(NULL);
}
void
dofloat(Arg *arg)
{
Client *c;
arrange = dofloat;
for(c = clients; c; c = c->next) {
if(c->tags[tsel])
resize(c, True);
else
ban(c);
}
if(sel && !sel->tags[tsel]) {
if((sel = getnext(clients))) {
higher(sel);
focus(sel);
}
}
drawall();
}
void
dotile(Arg *arg)
{
Client *c;
int n, i, w, h;
w = sw - mw;
arrange = dotile;
for(n = 0, c = clients; c; c = c->next)
if(c->tags[tsel] && !c->dofloat)
n++;
if(n > 1)
h = (sh - bh) / (n - 1);
else
h = sh - bh;
for(i = 0, c = clients; c; c = c->next) {
if(c->tags[tsel]) {
if(c->dofloat) {
higher(c);
resize(c, True);
continue;
}
if(n == 1) {
c->x = sx;
c->y = sy + bh;
c->w = sw - 2 * c->border;
c->h = sh - 2 * c->border - bh;
}
else if(i == 0) {
c->x = sx;
c->y = sy + bh;
c->w = mw - 2 * c->border;
c->h = sh - 2 * c->border - bh;
}
else {
c->x = sx + mw;
c->y = sy + (i - 1) * h + bh;
c->w = w - 2 * c->border;
c->h = h - 2 * c->border;
}
resize(c, False);
i++;
}
else
ban(c);
}
if(!sel || (sel && !sel->tags[tsel])) {
if((sel = getnext(clients))) {
higher(sel);
focus(sel);
}
}
drawall();
}
Client *
getnext(Client *c)
{
for(; c && !c->tags[tsel]; c = c->next);
return c;
}
void
replacetag(Arg *arg)
{
int i;
if(!sel)
return;
for(i = 0; i < TLast; i++)
sel->tags[i] = NULL;
appendtag(arg);
}
void
settags(Client *c)
{
XClassHint ch;
static unsigned int len = rule ? sizeof(rule) / sizeof(rule[0]) : 0;
unsigned int i, j;
Bool matched = False;
if(!len) {
c->tags[tsel] = tags[tsel];
return;
}
if(XGetClassHint(dpy, c->win, &ch)) {
if(ch.res_class && ch.res_name) {
for(i = 0; i < len; i++)
if(!strncmp(rule[i].class, ch.res_class, sizeof(rule[i].class))
&& !strncmp(rule[i].instance, ch.res_name, sizeof(rule[i].instance)))
{
for(j = 0; j < TLast; j++)
c->tags[j] = rule[i].tags[j];
c->dofloat = rule[i].dofloat;
matched = True;
break;
}
}
if(ch.res_class)
XFree(ch.res_class);
if(ch.res_name)
XFree(ch.res_name);
}
if(!matched)
c->tags[tsel] = tags[tsel];
}
void
view(Arg *arg)
{
tsel = arg->i;
arrange(NULL);
drawall();
}