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(!isarrange(tile))
16		return;
17
18	/* arg handling, manipulate mwfact */
19	if(arg == NULL)
20		mwfact = MWFACT;
21	else if(1 == sscanf(arg, "%lf", &delta)) {
22		if(delta + mwfact > 0.1 && delta + mwfact < 0.9)
23			mwfact += delta;
24	}
25	arrange();
26}
27
28void
29tile(void) {
30	unsigned int i, n, nx, ny, nw, nh, mw, th;
31	Client *c;
32
33	for(n = 0, c = nexttiled(clients); c; c = nexttiled(c->next))
34		n++;
35
36	/* window geoms */
37	mw = (n == 1) ? waw : mwfact * waw;
38	th = (n > 1) ? wah / (n - 1) : 0;
39	if(n > 1 && th < bh)
40		th = wah;
41
42	nx = wax;
43	ny = way;
44	for(i = 0, c = nexttiled(clients); c; c = nexttiled(c->next)) {
45		c->ismax = False;
46		if(i == 0) { /* master */
47			nw = mw - 2 * c->border;
48			nh = wah - 2 * c->border;
49		}
50		else {  /* tile window */
51			if(i == 1) {
52				ny = way;
53				nx += mw;
54			}
55			nw = waw - mw - 2 * c->border;
56			if(i + 1 == n) /* remainder */
57				nh = (way + wah) - ny - 2 * c->border;
58			else
59				nh = th - 2 * c->border;
60		}
61		resize(c, nx, ny, nw, nh, False);
62		if(n > 1 && th != wah)
63			ny += nh + 2 * c->border;
64		i++;
65	}
66}
67
68void
69zoom(const char *arg) {
70	Client *c;
71
72	if(!sel || !isarrange(tile) || sel->isfloating)
73		return;
74	if((c = sel) == nexttiled(clients))
75		if(!(c = nexttiled(c->next)))
76			return;
77	detach(c);
78	attach(c);
79	focus(c);
80	arrange();
81}