actual fullscreen patch

config.def.h

@@ -107,6 +107,7 @@ static const Key keys[] = {
 	{ MODKEY,                       XK_m,      setlayout,      {.v = &layouts[2]} },
 	{ MODKEY,                       XK_space,  setlayout,      {0} },
 	{ MODKEY|ShiftMask,             XK_space,  togglefloating, {0} },
+	{ MODKEY|ShiftMask,             XK_f,      togglefullscr,  {0} },
 	{ MODKEY,                       XK_0,      view,           {.ui = ~0 } },
 	{ MODKEY|ShiftMask,             XK_0,      tag,            {.ui = ~0 } },
 	{ MODKEY,                       XK_comma,  focusmon,       {.i = -1 } },

dwm.1

@@ -120,6 +120,9 @@ Zooms/cycles focused window to/from master area (tiled layouts only).
 .B Mod1\-Shift\-c
 Close focused window.
 .TP
+.B Mod1\-Shift\-f
+Toggle fullscreen for focused window.
+.TP
 .B Mod1\-Shift\-space
 Toggle focused window between tiled and floating state.
 .TP

dwm.c

@@ -244,6 +244,7 @@ static void tag(const Arg *arg);
 static void tagmon(const Arg *arg);
 static void tile(Monitor *m);
 static void togglebar(const Arg *arg);
+static void togglefullscr(const Arg *arg);
 static void toggleextrabar(const Arg *arg);
 static void togglefloating(const Arg *arg);
 static void togglefollow(const Arg *arg);
@@ -2313,6 +2314,13 @@ togglefloating(const Arg *arg)
 	arrange(selmon);
 }
 
+void
+togglefullscr(const Arg *arg)
+{
+  if(selmon->sel)
+    setfullscreen(selmon->sel, !selmon->sel->isfullscreen);
+}
+
 void
 toggletag(const Arg *arg)
 {

patches/functions/dwm-actualfullscreen-20211013-cb3f58a.diff

@@ -0,0 +1,68 @@
+From eea13010ffc3983392857ee1e3804e3aa1064d7a Mon Sep 17 00:00:00 2001
+From: Soenke Lambert <s.lambert@mittwald.de>
+Date: Wed, 13 Oct 2021 18:21:09 +0200
+Subject: [PATCH] Fullscreen current window with [Alt]+[Shift]+[f]
+
+This actually fullscreens a window, instead of just hiding the statusbar
+and applying the monocle layout.
+---
+ config.def.h | 1 +
+ dwm.1        | 3 +++
+ dwm.c        | 8 ++++++++
+ 3 files changed, 12 insertions(+)
+
+diff --git a/config.def.h b/config.def.h
+index 1c0b587..8cd3204 100644
+--- a/config.def.h
++++ b/config.def.h
+@@ -78,6 +78,7 @@ static Key keys[] = {
+ 	{ MODKEY,                       XK_m,      setlayout,      {.v = &layouts[2]} },
+ 	{ MODKEY,                       XK_space,  setlayout,      {0} },
+ 	{ MODKEY|ShiftMask,             XK_space,  togglefloating, {0} },
++	{ MODKEY|ShiftMask,             XK_f,      togglefullscr,  {0} },
+ 	{ MODKEY,                       XK_0,      view,           {.ui = ~0 } },
+ 	{ MODKEY|ShiftMask,             XK_0,      tag,            {.ui = ~0 } },
+ 	{ MODKEY,                       XK_comma,  focusmon,       {.i = -1 } },
+diff --git a/dwm.1 b/dwm.1
+index 13b3729..a368d05 100644
+--- a/dwm.1
++++ b/dwm.1
+@@ -116,6 +116,9 @@ Zooms/cycles focused window to/from master area (tiled layouts only).
+ .B Mod1\-Shift\-c
+ Close focused window.
+ .TP
++.B Mod1\-Shift\-f
++Toggle fullscreen for focused window.
++.TP
+ .B Mod1\-Shift\-space
+ Toggle focused window between tiled and floating state.
+ .TP
+diff --git a/dwm.c b/dwm.c
+index 4465af1..c1b899a 100644
+--- a/dwm.c
++++ b/dwm.c
+@@ -211,6 +211,7 @@ static void tagmon(const Arg *arg);
+ static void tile(Monitor *);
+ static void togglebar(const Arg *arg);
+ static void togglefloating(const Arg *arg);
++static void togglefullscr(const Arg *arg);
+ static void toggletag(const Arg *arg);
+ static void toggleview(const Arg *arg);
+ static void unfocus(Client *c, int setfocus);
+@@ -1719,6 +1720,13 @@ togglefloating(const Arg *arg)
+ 	arrange(selmon);
+ }
+ 
++void
++togglefullscr(const Arg *arg)
++{
++  if(selmon->sel)
++    setfullscreen(selmon->sel, !selmon->sel->isfullscreen);
++}
++
+ void
+ toggletag(const Arg *arg)
+ {
+-- 
+2.30.2
+