From 95e7342ae91d1011ea90ae1214cc0df1f44f7856 Mon Sep 17 00:00:00 2001
From: Hai Nguyen <hhai2105@gmail.com>
Date: Sun, 21 Nov 2021 00:43:21 -0500
Subject: [PATCH] added togglefullscreen, modify focus(), unmanage() to be able
 to cycle while in fullscreen

---
 config.def.h |  4 ++--
 dwm.c        | 21 ++++++++++++++++++++-
 2 files changed, 22 insertions(+), 3 deletions(-)

diff --git a/config.def.h b/config.def.h
index a2ac963..4e13392 100644
--- a/config.def.h
+++ b/config.def.h
@@ -35,7 +35,7 @@ static const Rule rules[] = {
 static const float mfact     = 0.55; /* factor of master area size [0.05..0.95] */
 static const int nmaster     = 1;    /* number of clients in master area */
 static const int resizehints = 1;    /* 1 means respect size hints in tiled resizals */
-static const int lockfullscreen = 1; /* 1 will force focus on the fullscreen window */
+static const int lockfullscreen = 0; /* 1 will force focus on the fullscreen window */
 
 static const Layout layouts[] = {
 	/* symbol     arrange function */
@@ -75,10 +75,10 @@ static Key keys[] = {
 	{ MODKEY,                       XK_Tab,    view,           {0} },
 	{ MODKEY|ShiftMask,             XK_c,      killclient,     {0} },
 	{ MODKEY,                       XK_t,      setlayout,      {.v = &layouts[0]} },
-	{ MODKEY,                       XK_f,      setlayout,      {.v = &layouts[1]} },
 	{ MODKEY,                       XK_m,      setlayout,      {.v = &layouts[2]} },
 	{ MODKEY,                       XK_space,  setlayout,      {0} },
 	{ MODKEY|ShiftMask,             XK_space,  togglefloating, {0} },
+	{ MODKEY,						XK_f,	   togglefullscreen, {0} },
 	{ MODKEY,                       XK_0,      view,           {.ui = ~0 } },
 	{ MODKEY|ShiftMask,             XK_0,      tag,            {.ui = ~0 } },
 	{ MODKEY,                       XK_comma,  focusmon,       {.i = -1 } },
diff --git a/dwm.c b/dwm.c
index 5e4d494..56d96a7 100644
--- a/dwm.c
+++ b/dwm.c
@@ -212,6 +212,7 @@ static void tagmon(const Arg *arg);
 static void tile(Monitor *);
 static void togglebar(const Arg *arg);
 static void togglefloating(const Arg *arg);
+static void togglefullscreen();
 static void toggletag(const Arg *arg);
 static void toggleview(const Arg *arg);
 static void unfocus(Client *c, int setfocus);
@@ -802,7 +803,13 @@ focus(Client *c)
 		XSetInputFocus(dpy, root, RevertToPointerRoot, CurrentTime);
 		XDeleteProperty(dpy, root, netatom[NetActiveWindow]);
 	}
-	selmon->sel = c;
+	if(selmon->sel && selmon->sel->isfullscreen){
+		togglefullscreen();
+		selmon->sel = c;
+		togglefullscreen();
+	}else{
+		selmon->sel = c;
+	}
 	drawbars();
 }
 
@@ -1722,6 +1729,14 @@ togglefloating(const Arg *arg)
 	arrange(selmon);
 }
 
+void
+togglefullscreen()
+{
+	if (selmon->sel){
+		setfullscreen(selmon->sel, !selmon->sel->isfullscreen);
+	}
+}
+
 void
 toggletag(const Arg *arg)
 {
@@ -1767,6 +1782,7 @@ unmanage(Client *c, int destroyed)
 {
 	Monitor *m = c->mon;
 	XWindowChanges wc;
+	int fullscreen = (selmon->sel == c && selmon->sel->isfullscreen)?1:0;
 
 	detach(c);
 	detachstack(c);
@@ -1783,6 +1799,9 @@ unmanage(Client *c, int destroyed)
 	}
 	free(c);
 	focus(NULL);
+	if(fullscreen){
+		togglefullscreen();
+	}
 	updateclientlist();
 	arrange(m);
 }
-- 
2.34.0