tile.c
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/* (C)opyright MMVI-MMVII Anselm R. Garbe <garbeam at gmail dot com>
* See LICENSE file for license details.
*/
#include "dwm.h"
unsigned int master = MASTER;
unsigned int nmaster = NMASTER;
/* static */
static void
togglemax(Client *c) {
XEvent ev;
if(c->isfixed)
return;
if((c->ismax = !c->ismax)) {
c->rx = c->x;
c->ry = c->y;
c->rw = c->w;
c->rh = c->h;
resize(c, wax, way, waw - 2 * BORDERPX, wah - 2 * BORDERPX, True);
}
else
resize(c, c->rx, c->ry, c->rw, c->rh, True);
while(XCheckMaskEvent(dpy, EnterWindowMask, &ev));
}
/* extern */
void
dotile(void) {
unsigned int i, n, nx, ny, nw, nh, mw, mh, tw, th;
Client *c;
for(n = 0, c = nextmanaged(clients); c; c = nextmanaged(c->next))
n++;
/* window geoms */
mh = (n > nmaster) ? wah / nmaster : wah / (n > 0 ? n : 1);
mw = (n > nmaster) ? (waw * master) / 1000 : waw;
th = (n > nmaster) ? wah / (n - nmaster) : 0;
tw = waw - mw;
for(i = 0, c = clients; c; c = c->next)
if(isvisible(c)) {
if(c->isbanned)
XMoveWindow(dpy, c->win, c->x, c->y);
c->isbanned = False;
if(c->isfloat)
continue;
c->ismax = False;
nx = wax;
ny = way;
if(i < nmaster) {
ny += i * mh;
nw = mw - 2 * BORDERPX;
nh = mh - 2 * BORDERPX;
}
else { /* tile window */
nx += mw;
nw = tw - 2 * BORDERPX;
if(th > 2 * BORDERPX) {
ny += (i - nmaster) * th;
nh = th - 2 * BORDERPX;
}
else /* fallback if th <= 2 * BORDERPX */
nh = wah - 2 * BORDERPX;
}
resize(c, nx, ny, nw, nh, False);
i++;
}
else {
c->isbanned = True;
XMoveWindow(dpy, c->win, c->x + 2 * sw, c->y);
}
if(!sel || !isvisible(sel)) {
for(c = stack; c && !isvisible(c); c = c->snext);
focus(c);
}
restack();
}
void
incnmaster(Arg *arg) {
if((arrange == dofloat) || (nmaster + arg->i < 1)
|| (wah / (nmaster + arg->i) <= 2 * BORDERPX))
return;
nmaster += arg->i;
if(sel)
arrange();
else
drawstatus();
}
void
resizemaster(Arg *arg) {
if(arrange != dotile)
return;
if(arg->i == 0)
master = MASTER;
else {
if(waw * (master + arg->i) / 1000 >= waw - 2 * BORDERPX
|| waw * (master + arg->i) / 1000 <= 2 * BORDERPX)
return;
master += arg->i;
}
arrange();
}
void
zoom(Arg *arg) {
unsigned int n;
Client *c;
if(!sel)
return;
if(sel->isfloat || (arrange == dofloat)) {
togglemax(sel);
return;
}
for(n = 0, c = nextmanaged(clients); c; c = nextmanaged(c->next))
n++;
if((c = sel) == nextmanaged(clients))
if(!(c = nextmanaged(c->next)))
return;
detach(c);
attach(c);
focus(c);
arrange();
}