Add gaplessgid layout

config.def.h

@@ -9,6 +9,7 @@ static const unsigned int gappx     = 15;
 static const unsigned int snap      = 32;       /* snap pixel */
 static const int showbar            = 1;        /* 0 means no bar */
 static const int showextrabar       = 1;        /* 0 means no bar */
+// TODO: FIX THAT SHIT
 static const int topbar             = 1;        /* 0 means bottom bar */
 static const char statussep         = ';';
 static const int horizpadbar        = 8;
@@ -72,6 +73,7 @@ static const Layout layouts[] = {
 	{ "><>",      NULL },    /* no layout function means floating behavior */
 	{ "[M]",      monocle },
 	{ "HHH",      grid },
+	{ "###",      gaplessgrid },
 };
 
 /* key definitions */
@@ -128,6 +130,7 @@ static Key keys[] = {
 	{ SUPERKEY,                     XK_f,                     setlayout,      {.v = &layouts[1]} },
 	{ SUPERKEY,                     XK_m,                     setlayout,      {.v = &layouts[2]} },
 	{ SUPERKEY,                     XK_g,			  setlayout,      {.v = &layouts[3]} },
+	{ SUPERKEY|ShiftMask,           XK_g,			  setlayout,      {.v = &layouts[4]} },
 /*	{ SUPERKEY,                     XK_space,                 setlayout,      {0} }, */
 	{ SUPERKEY|ShiftMask,           XK_space,                 togglefloating, {0} },
 	{ SUPERKEY,                     XK_0,                     view,           {.ui = ~0 } },

config.h

@@ -9,6 +9,7 @@ static const unsigned int gappx     = 15;
 static const unsigned int snap      = 32;       /* snap pixel */
 static const int showbar            = 1;        /* 0 means no bar */
 static const int showextrabar       = 1;        /* 0 means no bar */
+// TODO: FIX THAT SHIT
 static const int topbar             = 1;        /* 0 means bottom bar */
 static const char statussep         = ';';
 static const int horizpadbar        = 8;
@@ -65,11 +66,14 @@ static const int nmaster     = 1;    /* number of clients in master area */
 static const int resizehints = 1;    /* 1 means respect size hints in tiled resizals */
 static const int lockfullscreen = 1; /* 1 will force focus on the fullscreen window */
 
+#include "layouts.c"
 static const Layout layouts[] = {
 	/* symbol     arrange function */
 	{ "[]=",      tile },    /* first entry is default */
 	{ "><>",      NULL },    /* no layout function means floating behavior */
 	{ "[M]",      monocle },
+	{ "HHH",      grid },
+	{ "###",      gaplessgrid },
 };
 
 /* key definitions */
@@ -125,6 +129,8 @@ static Key keys[] = {
 	{ SUPERKEY,                     XK_t,                     setlayout,      {.v = &layouts[0]} },
 	{ SUPERKEY,                     XK_f,                     setlayout,      {.v = &layouts[1]} },
 	{ SUPERKEY,                     XK_m,                     setlayout,      {.v = &layouts[2]} },
+	{ SUPERKEY,                     XK_g,			  setlayout,      {.v = &layouts[3]} },
+	{ SUPERKEY|ShiftMask,           XK_g,			  setlayout,      {.v = &layouts[4]} },
 /*	{ SUPERKEY,                     XK_space,                 setlayout,      {0} }, */
 	{ SUPERKEY|ShiftMask,           XK_space,                 togglefloating, {0} },
 	{ SUPERKEY,                     XK_0,                     view,           {.ui = ~0 } },

layouts.c

@@ -25,3 +25,39 @@ grid(Monitor *m) {
 		i++;
 	}
 }
+
+void
+gaplessgrid(Monitor *m) {
+	unsigned int n, cols, rows, cn, rn, i, cx, cy, cw, ch;
+	Client *c;
+
+	for(n = 0, c = nexttiled(m->clients); c; c = nexttiled(c->next), n++) ;
+	if(n == 0)
+		return;
+
+	/* grid dimensions */
+	for(cols = 0; cols <= n/2; cols++)
+		if(cols*cols >= n)
+			break;
+	if(n == 5) /* set layout against the general calculation: not 1:2:2, but 2:3 */
+		cols = 2;
+	rows = n/cols;
+
+	/* window geometries */
+	cw = cols ? m->ww / cols : m->ww;
+	cn = 0; /* current column number */
+	rn = 0; /* current row number */
+	for(i = 0, c = nexttiled(m->clients); c; i++, c = nexttiled(c->next)) {
+		if(i/rows + 1 > cols - n%cols)
+			rows = n/cols + 1;
+		ch = rows ? m->wh / rows : m->wh;
+		cx = m->wx + cn*cw;
+		cy = m->wy + rn*ch;
+		resize(c, cx, cy, cw - 2 * c->bw, ch - 2 * c->bw, False);
+		rn++;
+		if(rn >= rows) {
+			rn = 0;
+			cn++;
+		}
+	}
+}