Handle single windows better

dwm.c

@@ -1778,6 +1778,7 @@ setoutergaps(const Arg *arg)
 	p->ogap = p->ogap * p->isgap;
 	arrange(selmon);
 }
+
 void
 setlayout(const Arg *arg)
 {
@@ -1963,24 +1964,25 @@ tile(Monitor *m)
 		mw = m->ww - m->gap->gappx;
 	for (i = 0, my = ty = m->gap->ogap, c = nexttiled(m->clients); c; c = nexttiled(c->next), i++)
 		if (i < m->nmaster) {
+			h = (m->wh - my) / (MIN(n, m->nmaster) - i) - m->gap->gappx ;
 			xposition = m->wx + m->gap->ogap;
 			yposition = m->wy + my - (m->gap->ogap / 2);
+			xlength = mw - (2*c->bw) - m->gap->gappx - m->gap->ogap;
+			ylength = h - (2*c->bw);
 
 			if (m->nmaster == 1) {
 				yposition = m->wy + my - (m->gap->ogap / 2);
 			}
 
-			h = (m->wh - my) / (MIN(n, m->nmaster) - i) - m->gap->gappx ;
-
-			xlength = mw - (2*c->bw) - m->gap->gappx;
-			ylength = h - (2*c->bw);
+			if (m->nmaster >= n)
+				xlength = mw - (2*c->bw) - m->gap->gappx - 2*m->gap->ogap;
 
 			resize(c, xposition, yposition, xlength, ylength, 0);
 			if (my + HEIGHT(c) + m->gap->gappx < m->wh)
 				my += HEIGHT(c) + m->gap->gappx;
 		} else {
 			if (i == n - 1) {
-				h = (m->wh - ty) / (n - i) - m->gap->ogap; //+ m->gap->gappx / (n - m->nmaster);
+				h = (m->wh - ty) / (n - i) - m->gap->ogap;
 			} else {
 				h = (m->wh - ty) / (n - i) - m->gap->gappx;
 			}
@@ -1991,8 +1993,8 @@ tile(Monitor *m)
 				yposition = m->wy + ty - (m->gap->ogap / 2);
 			}
 
-			xposition = m->wx + mw + m->gap->ogap + m->gap->gappx;
-			xlength = m->ww - mw - (2*c->bw) - 2*m->gap->ogap - m->gap->gappx;
+			xposition = m->wx + mw; //+ m->gap->gappx;
+			xlength = m->ww - mw - (2*c->bw) - m->gap->ogap;
 			ylength = h - (2*c->bw);
 			resize(c, xposition, yposition, xlength, ylength, 0);
 			if (ty + HEIGHT(c) + m->gap->gappx < m->wh)