From 9d9ffce06c0ac0903917e19a7e70a78813e12e2f Mon Sep 17 00:00:00 2001
From: Dennis Witzig <dennis@wtzg.de>
Date: Mon, 1 Jun 2020 23:02:45 +0200
Subject: [PATCH] Add ability to move a window to specific tag on the next or
 previous monitor

---
 config.def.h |  4 +++-
 dwm.c        | 33 +++++++++++++++++++++++++++++++++
 2 files changed, 36 insertions(+), 1 deletion(-)

diff --git a/config.def.h b/config.def.h
index 1c0b587..580382e 100644
--- a/config.def.h
+++ b/config.def.h
@@ -49,7 +49,9 @@ static const Layout layouts[] = {
 	{ MODKEY,                       KEY,      view,           {.ui = 1 << TAG} }, \
 	{ MODKEY|ControlMask,           KEY,      toggleview,     {.ui = 1 << TAG} }, \
 	{ MODKEY|ShiftMask,             KEY,      tag,            {.ui = 1 << TAG} }, \
-	{ MODKEY|ControlMask|ShiftMask, KEY,      toggletag,      {.ui = 1 << TAG} },
+	{ MODKEY|ControlMask|ShiftMask, KEY,      toggletag,      {.ui = 1 << TAG} }, \
+	{ MODKEY|Mod4Mask,              KEY,      tagnextmon,     {.ui = 1 << TAG} }, \
+	{ MODKEY|Mod4Mask|ShiftMask,    KEY,      tagprevmon,     {.ui = 1 << TAG} },
 
 /* helper for spawning shell commands in the pre dwm-5.0 fashion */
 #define SHCMD(cmd) { .v = (const char*[]){ "/bin/sh", "-c", cmd, NULL } }
diff --git a/dwm.c b/dwm.c
index 4465af1..d3ace89 100644
--- a/dwm.c
+++ b/dwm.c
@@ -208,6 +208,9 @@ static void sigchld(int unused);
 static void spawn(const Arg *arg);
 static void tag(const Arg *arg);
 static void tagmon(const Arg *arg);
+static void tagnextmon(const Arg *arg);
+static void tagprevmon(const Arg *arg);
+static void tagothermon(const Arg *arg, int dir);
 static void tile(Monitor *);
 static void togglebar(const Arg *arg);
 static void togglefloating(const Arg *arg);
@@ -1670,6 +1673,36 @@ tagmon(const Arg *arg)
 	sendmon(selmon->sel, dirtomon(arg->i));
 }
 
+void
+tagnextmon(const Arg *arg)
+{
+	tagothermon(arg, 1);
+}
+
+void
+tagprevmon(const Arg *arg)
+{
+	tagothermon(arg, -1);
+}
+
+void
+tagothermon(const Arg *arg, int dir)
+{
+	Client *sel;
+	Monitor *newmon;
+
+	if (!selmon->sel || !mons->next)
+		return;
+	sel = selmon->sel;
+	newmon = dirtomon(dir);
+	sendmon(sel, newmon);
+	if (arg->ui & TAGMASK) {
+		sel->tags = arg->ui & TAGMASK;
+		focus(NULL);
+		arrange(newmon);
+	}
+}
+
 void
 tile(Monitor *m)
 {
-- 
2.26.2