From ba932e2b247692d443e3b274e64c57bad9bce9a1 Mon Sep 17 00:00:00 2001
From: Malfurious <m@lfurio.us>
Date: Wed, 9 Feb 2022 09:01:18 -0500
Subject: patch: fakefullscreen

Only allow clients to "fullscreen" into space currently given to them.
As an example, this will allow you to view a fullscreen video in your
browser on one half of the screen, while having the other half available
for other tasks.
---
 config.def.h |  2 +-
 dwm.c        | 28 ++--------------------------
 2 files changed, 3 insertions(+), 27 deletions(-)

diff --git a/config.def.h b/config.def.h
index 54d0c54..35d3986 100644
--- a/config.def.h
+++ b/config.def.h
@@ -45,7 +45,7 @@ static const Rule rules[] = {
 static const float mfact     = 0.50; /* 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 */
diff --git a/dwm.c b/dwm.c
index 46b5b37..e48cb88 100644
--- a/dwm.c
+++ b/dwm.c
@@ -621,7 +621,7 @@ clientmessage(XEvent *e)
 		if (cme->data.l[1] == netatom[NetWMFullscreen]
 		|| cme->data.l[2] == netatom[NetWMFullscreen])
 			setfullscreen(c, (cme->data.l[0] == 1 /* _NET_WM_STATE_ADD    */
-				|| (cme->data.l[0] == 2 /* _NET_WM_STATE_TOGGLE */ && !c->isfullscreen)));
+				|| cme->data.l[0] == 2 /* _NET_WM_STATE_TOGGLE */));
 	} else if (cme->message_type == netatom[NetActiveWindow]) {
 		if (c != selmon->sel && !c->isurgent)
 			seturgent(c, 1);
@@ -651,7 +651,6 @@ void
 configurenotify(XEvent *e)
 {
 	Monitor *m;
-	Client *c;
 	XConfigureEvent *ev = &e->xconfigure;
 	int dirty;
 
@@ -664,9 +663,6 @@ configurenotify(XEvent *e)
 			drw_resize(drw, sw, bh);
 			updatebars();
 			for (m = mons; m; m = m->next) {
-				for (c = m->clients; c; c = c->next)
-					if (c->isfullscreen)
-						resizeclient(c, m->mx, m->my, m->mw, m->mh);
 				XMoveResizeWindow(dpy, m->barwin, m->wx, m->by, m->ww, bh);
 			}
 			focus(NULL);
@@ -1305,8 +1301,6 @@ movemouse(const Arg *arg)
 
 	if (!(c = selmon->sel))
 		return;
-	if (c->isfullscreen) /* no support moving fullscreen windows by mouse */
-		return;
 	restack(selmon);
 	ocx = c->x;
 	ocy = c->y;
@@ -1544,8 +1538,6 @@ resizemouse(const Arg *arg)
 
 	if (!(c = selmon->sel))
 		return;
-	if (c->isfullscreen) /* no support resizing fullscreen windows by mouse */
-		return;
 	restack(selmon);
 	ocx = c->x;
 	ocy = c->y;
@@ -1722,24 +1714,10 @@ setfullscreen(Client *c, int fullscreen)
 		XChangeProperty(dpy, c->win, netatom[NetWMState], XA_ATOM, 32,
 			PropModeReplace, (unsigned char*)&netatom[NetWMFullscreen], 1);
 		c->isfullscreen = 1;
-		c->oldstate = c->isfloating;
-		c->oldbw = c->bw;
-		c->bw = 0;
-		c->isfloating = 1;
-		resizeclient(c, c->mon->mx, c->mon->my, c->mon->mw, c->mon->mh);
-		XRaiseWindow(dpy, c->win);
 	} else if (!fullscreen && c->isfullscreen){
 		XChangeProperty(dpy, c->win, netatom[NetWMState], XA_ATOM, 32,
 			PropModeReplace, (unsigned char*)0, 0);
 		c->isfullscreen = 0;
-		c->isfloating = c->oldstate;
-		c->bw = c->oldbw;
-		c->x = c->oldx;
-		c->y = c->oldy;
-		c->w = c->oldw;
-		c->h = c->oldh;
-		resizeclient(c, c->x, c->y, c->w, c->h);
-		arrange(c->mon);
 	}
 }
 
@@ -1874,7 +1852,7 @@ showhide(Client *c)
 	if (ISVISIBLE(c)) {
 		/* show clients top down */
 		XMoveWindow(dpy, c->win, c->x, c->y);
-		if ((!c->mon->lt[c->mon->sellt]->arrange || c->isfloating) && !c->isfullscreen)
+		if (!c->mon->lt[c->mon->sellt]->arrange || c->isfloating)
 			resize(c, c->x, c->y, c->w, c->h, 0);
 		showhide(c->snext);
 	} else {
@@ -1992,8 +1970,6 @@ togglefloating(const Arg *arg)
 {
 	if (!selmon->sel)
 		return;
-	if (selmon->sel->isfullscreen) /* no support for fullscreen windows */
-		return;
 	selmon->sel->isfloating = !selmon->sel->isfloating || selmon->sel->isfixed;
 	if (selmon->sel->isfloating)
 		resize(selmon->sel, selmon->sel->x, selmon->sel->y,
-- 
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