Adding focusdir patch

README.md

@@ -15,7 +15,7 @@ Refer to [https://dwm.suckless.org/](https://dwm.suckless.org/) for details on t
 
 ### Changelog:
 
-2021-02-11 - Added the riodraw patch
+2021-02-11 - Added the riodraw and focusdir patches
 
 2021-01-22 - Added the placemouse patch
 
@@ -338,6 +338,9 @@ Refer to [https://dwm.suckless.org/](https://dwm.suckless.org/) for details on t
       - provides the ability to focus the tag on the immediate left or right of the currently focused tag
       - it also allows to send the focused window either on the left or the right tag
 
+   - [focusdir](https://github.com/bakkeby/patches/wiki/focusdir)
+      - allows focusing on clients based on direction (up, down, left, right) instead of client order
+
    - [focusmaster](https://dwm.suckless.org/patches/focusmaster/)
       - a simple patch that just puts focus back to the master client
 

config.def.h

@@ -768,6 +768,12 @@ static Key keys[] = {
 	{ MODKEY,                       XK_j,          focusstack,             {.i = +1 } },
 	{ MODKEY,                       XK_k,          focusstack,             {.i = -1 } },
 	#endif // STACKER_PATCH
+	#if FOCUSDIR_PATCH
+	{ MODKEY,                       XK_Left,       focusdir,               {.i = 0 } }, // left
+	{ MODKEY,                       XK_Right,      focusdir,               {.i = 1 } }, // right
+	{ MODKEY,                       XK_Up,         focusdir,               {.i = 2 } }, // up
+	{ MODKEY,                       XK_Down,       focusdir,               {.i = 3 } }, // down
+	#endif // FOCUSDIR_PATCH
 	#if SWAPFOCUS_PATCH && PERTAG_PATCH
 	{ MODKEY,                       XK_s,          swapfocus,              {.i = -1 } },
 	#endif // SWAPFOCUS_PATCH
@@ -952,8 +958,8 @@ static Key keys[] = {
 	{ MODKEY|ShiftMask,             XK_comma,      tagmon,                 {.i = -1 } },
 	{ MODKEY|ShiftMask,             XK_period,     tagmon,                 {.i = +1 } },
 	#if FOCUSADJACENTTAG_PATCH
-	{ MODKEY,                       XK_Left,       viewtoleft,             {0} },
+	{ MODKEY,                       XK_Left,       viewtoleft,             {0} }, // note keybinding conflict with focusdir
-	{ MODKEY,                       XK_Right,      viewtoright,            {0} },
+	{ MODKEY,                       XK_Right,      viewtoright,            {0} }, // note keybinding conflict with focusdir
 	{ MODKEY|ShiftMask,             XK_Left,       tagtoleft,              {0} },
 	{ MODKEY|ShiftMask,             XK_Right,      tagtoright,             {0} },
 	{ MODKEY|ControlMask,           XK_Left,       tagandviewtoleft,       {0} },

patch/focusdir.c

@@ -0,0 +1,65 @@
+void
+focusdir(const Arg *arg)
+{
+	Client *s = selmon->sel, *f = NULL, *c, *next;
+
+	if (!s)
+		return;
+
+	unsigned int score = -1;
+	unsigned int client_score;
+	int dist;
+	int dirweight = 20;
+	int isfloating = s->isfloating;
+
+	next = s->next;
+	if (!next)
+		next = s->mon->clients;
+	for (c = next; c != s; c = next) {
+
+		next = c->next;
+		if (!next)
+			next = s->mon->clients;
+
+		if (!ISVISIBLE(c) || c->isfloating != isfloating) // || HIDDEN(c)
+			continue;
+
+		switch (arg->i) {
+		case 0: // left
+			dist = s->x - c->x - c->w;
+			client_score =
+				dirweight * MIN(abs(dist), abs(dist + s->mon->ww)) +
+				abs(s->y - c->y);
+			break;
+		case 1: // right
+			dist = c->x - s->x - s->w;
+			client_score =
+				dirweight * MIN(abs(dist), abs(dist + s->mon->ww)) +
+				abs(c->y - s->y);
+			break;
+		case 2: // up
+			dist = s->y - c->y - c->h;
+			client_score =
+				dirweight * MIN(abs(dist), abs(dist + s->mon->wh)) +
+				abs(s->x - c->x);
+			break;
+		default:
+		case 3: // down
+			dist = c->y - s->y - s->h;
+			client_score =
+				dirweight * MIN(abs(dist), abs(dist + s->mon->wh)) +
+				abs(c->x - s->x);
+			break;
+		}
+
+		if (((arg->i == 0 || arg->i == 2) && client_score <= score) || client_score < score) {
+			score = client_score;
+			f = c;
+		}
+	}
+
+	if (f && f != s) {
+		focus(f);
+		restack(f->mon);
+	}
+}

patch/focusdir.h

@@ -0,0 +1 @@
+static void focusdir(const Arg *arg);

patch/include.c

@@ -132,6 +132,9 @@
 #if FOCUSADJACENTTAG_PATCH
 #include "focusadjacenttag.c"
 #endif
+#if FOCUSDIR_PATCH
+#include "focusdir.c"
+#endif
 #if FOCUSMASTER_PATCH
 #include "focusmaster.c"
 #endif

patch/include.h

@@ -129,6 +129,9 @@
 #if FLOATPOS_PATCH
 #include "floatpos.h"
 #endif
+#if FOCUSDIR_PATCH
+#include "focusdir.h"
+#endif
 #if FOCUSADJACENTTAG_PATCH
 #include "focusadjacenttag.h"
 #endif

patch/riodraw.c

@@ -54,7 +54,7 @@ riodraw(const Arg *arg)
 	c = selmon->sel;
 
 	if (width > 50 && height > 50 && x > -40 && y > -40 && width < selmon->mw + 40 && height < selmon->mh + 40 &&
-	(abs(c->w - width) > 20 || abs(c->h - height) > 20 || abs(c->x - x) > 20 || abs(c->y - y) > 20)) {
+			(abs(c->w - width) > 20 || abs(c->h - height) > 20 || abs(c->x - x) > 20 || abs(c->y - y) > 20)) {
 		if ((m = recttomon(x, y, width, height)) != selmon) {
 			sendmon(c, m);
 			unfocus(selmon->sel, 0, NULL);

patches.def.h

@@ -520,6 +520,11 @@
  */
 #define FOCUSADJACENTTAG_PATCH 0
 
+/* Allows focusing on clients based on direction (up, down, left, right) instead of client order.
+ * https://github.com/bakkeby/patches/wiki/focusdir/
+ */
+#define FOCUSDIR_PATCH 0
+
 /* A simple patch that just puts focus back to the master client.
  * https://dwm.suckless.org/patches/focusmaster/
  */