From 47cdf02e01103d2d16f74b90bd65a30201c9d80d Mon Sep 17 00:00:00 2001
From: Acid Bong <acid-bong@cock.lt>
Date: Wed, 19 Oct 2022 13:03:12 +0300
Subject: [PATCH] patch: movestack

---
 config.def.h |  6 ++++++
 movestack.c  | 48 ++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 54 insertions(+)
 create mode 100644 movestack.c

diff --git a/config.def.h b/config.def.h
index c954087..b8f0908 100644
--- a/config.def.h
+++ b/config.def.h
@@ -58,6 +58,7 @@ static const char *dmenucmd[] = { "rofi", "-show", "drun", "-show-icons", NULL }
 static const char *termcmd[]  = { "st", NULL };
 
 #include <X11/XF86keysym.h>
+#include "movestack.c"
 static const Key keys[] = {
 	/* modifier                     key        function        argument */
 	{ MODKEY,                       XK_space,      spawn,          {.v = dmenucmd } },
@@ -118,6 +119,11 @@ static const Key keys[] = {
 	{ 0,			XF86XK_AudioNext,	spawn,	SHCMD("playerctl next") },
 		/* misc */
 	{ 0,			XF86XK_TouchpadToggle,	spawn,	SHCMD("tp-toggle") },
+		/* movestack patch */
+	{ MODKEY|ShiftMask,		XK_j,		movestack,	{.i = +1 } }, /* vim keys */
+	{ MODKEY|ShiftMask,		XK_k,		movestack,	{.i = -1 } },
+	{ MODKEY|ShiftMask,		XK_Down,	movestack,	{.i = +1 } }, /* arrow keys */
+	{ MODKEY|ShiftMask,		XK_Up,		movestack,	{.i = -1 } },
 };
 
 /* button definitions */
diff --git a/movestack.c b/movestack.c
new file mode 100644
index 0000000..520f4ae
--- /dev/null
+++ b/movestack.c
@@ -0,0 +1,48 @@
+void
+movestack(const Arg *arg) {
+	Client *c = NULL, *p = NULL, *pc = NULL, *i;
+
+	if(arg->i > 0) {
+		/* find the client after selmon->sel */
+		for(c = selmon->sel->next; c && (!ISVISIBLE(c) || c->isfloating); c = c->next);
+		if(!c)
+			for(c = selmon->clients; c && (!ISVISIBLE(c) || c->isfloating); c = c->next);
+
+	}
+	else {
+		/* find the client before selmon->sel */
+		for(i = selmon->clients; i != selmon->sel; i = i->next)
+			if(ISVISIBLE(i) && !i->isfloating)
+				c = i;
+		if(!c)
+			for(; i; i = i->next)
+				if(ISVISIBLE(i) && !i->isfloating)
+					c = i;
+	}
+	/* find the client before selmon->sel and c */
+	for(i = selmon->clients; i && (!p || !pc); i = i->next) {
+		if(i->next == selmon->sel)
+			p = i;
+		if(i->next == c)
+			pc = i;
+	}
+
+	/* swap c and selmon->sel selmon->clients in the selmon->clients list */
+	if(c && c != selmon->sel) {
+		Client *temp = selmon->sel->next==c?selmon->sel:selmon->sel->next;
+		selmon->sel->next = c->next==selmon->sel?c:c->next;
+		c->next = temp;
+
+		if(p && p != c)
+			p->next = c;
+		if(pc && pc != selmon->sel)
+			pc->next = selmon->sel;
+
+		if(selmon->sel == selmon->clients)
+			selmon->clients = c;
+		else if(c == selmon->clients)
+			selmon->clients = selmon->sel;
+
+		arrange(selmon);
+	}
+}
\ No newline at end of file
-- 
2.38.0