From 31b89fe119b4a0298da98891aa37b134facb6311 Mon Sep 17 00:00:00 2001
From: yasumori <ysmr@protonmail.com>
Date: Fri, 27 May 2022 00:21:27 -0400
Subject: [PATCH] This patch allows the user to switch the selected tag of all
 monitors.

For example, if monitor A is currently on tag 1, and monitor B is on tag 2,
and the user presses MODKEY+SUPERKEY+3, both monitor A and B will switch to
tag 3 (without changing the currently selected monitor).
---
 config.def.h |  2 ++
 dwm.c        | 13 +++++++++++++
 2 files changed, 15 insertions(+)

diff --git a/config.def.h b/config.def.h
index a2ac963..3f504ab 100644
--- a/config.def.h
+++ b/config.def.h
@@ -46,8 +46,10 @@ static const Layout layouts[] = {
 
 /* key definitions */
 #define MODKEY Mod1Mask
+#define SUPERKEY Mod4Mask
 #define TAGKEYS(KEY,TAG) \
 	{ MODKEY,                       KEY,      view,           {.ui = 1 << TAG} }, \
+	{ MODKEY|SUPERKEY,              KEY,      viewall,        {.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} },
diff --git a/dwm.c b/dwm.c
index 5646a5c..28736ee 100644
--- a/dwm.c
+++ b/dwm.c
@@ -228,6 +228,7 @@ static void updatetitle(Client *c);
 static void updatewindowtype(Client *c);
 static void updatewmhints(Client *c);
 static void view(const Arg *arg);
+static void viewall(const Arg *arg);
 static Client *wintoclient(Window w);
 static Monitor *wintomon(Window w);
 static int xerror(Display *dpy, XErrorEvent *ee);
@@ -2054,6 +2055,18 @@ view(const Arg *arg)
 	arrange(selmon);
 }
 
+void
+viewall(const Arg *arg)
+{
+	Monitor *m;
+
+	for (m = mons; m; m = m->next) {
+		m->tagset[m->seltags] = arg->ui;
+		arrange(m);
+	}
+	focus(NULL);
+}
+
 Client *
 wintoclient(Window w)
 {
-- 
2.36.1