dotfiles/suckless/dwm/patch/layout_nrowgrid.c

#if VANITYGAPS_PATCH
void
nrowgrid(Monitor *m)
{
	unsigned int n = 0, i = 0, ri = 0, ci = 0;  /* counters */
	int oh, ov, ih, iv;                         /* vanitygap settings */
	unsigned int cx, cy, cw, ch;                /* client geometry */
	unsigned int uw = 0, uh = 0, uc = 0;        /* utilization trackers */
	unsigned int cols, rows = m->nmaster + 1;
	Client *c;

	/* count clients */
	getgaps(m, &oh, &ov, &ih, &iv, &n);

	/* nothing to do here */
	if (n == 0)
		return;

	/* force 2 clients to always split vertically */
	if (FORCE_VSPLIT && n == 2)
		rows = 1;

	/* never allow empty rows */
	if (n < rows)
		rows = n;

	/* define first row */
	cols = n / rows;
	uc = cols;
	cy = m->wy + oh;
	ch = (m->wh - 2*oh - ih*(rows - 1)) / rows;
	uh = ch;

	for (c = nexttiled(m->clients); c; c = nexttiled(c->next), i++, ci++) {
		if (ci == cols) {
			uw = 0;
			ci = 0;
			ri++;

			/* next row */
			cols = (n - uc) / (rows - ri);
			uc += cols;
			cy = m->wy + oh + uh + ih;
			uh += ch + ih;
		}

		cx = m->wx + ov + uw;
		cw = (m->ww - 2*ov - uw) / (cols - ci);
		uw += cw + iv;

		resize(c, cx, cy, cw - (2*c->bw), ch - (2*c->bw), 0);
	}
}
#else
void
nrowgrid(Monitor *m)
{
	unsigned int n = 0, i = 0, ri = 0, ci = 0;  /* counters */
	unsigned int cx, cy, cw, ch;                /* client geometry */
	unsigned int uw = 0, uh = 0, uc = 0;        /* utilization trackers */
	unsigned int cols, rows = m->nmaster + 1;
	Client *c;

	for (n = 0, c = nexttiled(m->clients); c; c = nexttiled(c->next), n++);
	if (n == 0)
		return;

	/* force 2 clients to always split vertically */
	if (FORCE_VSPLIT && n == 2)
		rows = 1;

	/* never allow empty rows */
	if (n < rows)
		rows = n;

	/* define first row */
	cols = n / rows;
	uc = cols;
	cy = m->wy;
	ch = m->wh / rows;
	uh = ch;

	for (c = nexttiled(m->clients); c; c = nexttiled(c->next), i++, ci++) {
		if (ci == cols) {
			uw = 0;
			ci = 0;
			ri++;

			/* next row */
			cols = (n - uc) / (rows - ri);
			uc += cols;
			cy = m->wy + uh;
			uh += ch;
		}

		cx = m->wx + uw;
		cw = (m->ww - uw) / (cols - ci);
		uw += cw;

		resize(c, cx, cy, cw - (2*c->bw), ch - (2*c->bw), 0);
	}
}
#endif