1/* See LICENSE file for copyright and license details. */
 2#include "dwm.h"
 3#include <stdio.h>
 4
 5/* static */
 6
 7static double mwfact = MWFACT;
 8
 9/* extern */
10
11void
12addtomwfact(const char *arg) {
13	double delta;
14
15	if(lt->arrange != tile)
16		return;
17
18	/* arg handling, manipulate mwfact */
19	if(arg && (1 == sscanf(arg, "%lf", &delta))) {
20		if(delta + mwfact > 0.1 && delta + mwfact < 0.9)
21			mwfact += delta;
22	}
23	lt->arrange();
24}
25
26void
27tile(void) {
28	unsigned int i, n, nx, ny, nw, nh, mw, th;
29	Client *c;
30
31	for(n = 0, c = nexttiled(clients); c; c = nexttiled(c->next))
32		n++;
33
34	/* window geoms */
35	mw = (n == 1) ? waw : mwfact * waw;
36	th = (n > 1) ? wah / (n - 1) : 0;
37	if(n > 1 && th < bh)
38		th = wah;
39
40	nx = wax;
41	ny = way;
42	for(i = 0, c = clients; c; c = c->next)
43		if(isvisible(c)) {
44			unban(c);
45			if(c->isfloating)
46				continue;
47			c->ismax = False;
48			if(i == 0) { /* master */
49				nw = mw - 2 * c->border;
50				nh = wah - 2 * c->border;
51			}
52			else {  /* tile window */
53				if(i == 1) {
54					ny = way;
55					nx += mw;
56				}
57				nw = waw - mw - 2 * c->border;
58				if(i + 1 == n) /* remainder */
59					nh = (way + wah) - ny - 2 * c->border;
60				else
61					nh = th - 2 * c->border;
62			}
63			resize(c, nx, ny, nw, nh, False);
64			if(n > 1 && th != wah)
65				ny += nh + 2 * c->border;
66			i++;
67		}
68		else
69			ban(c);
70	focus(NULL);
71	restack();
72}
73
74void
75zoom(const char *arg) {
76	Client *c;
77
78	if(!sel || lt->arrange == floating || sel->isfloating)
79		return;
80	if((c = sel) == nexttiled(clients))
81		if(!(c = nexttiled(c->next)))
82			return;
83	detach(c);
84	attach(c);
85	focus(c);
86	lt->arrange();
87}