patches/dwm/dwm-fakefullscreenclient-6.2.diff

From 3b19d32505d541c68887288ed5bdacf826a98246 Mon Sep 17 00:00:00 2001
From: bakkeby <bakkeby@gmail.com>
Date: Fri, 1 May 2020 22:24:50 +0200
Subject: [PATCH] fakefullscreenclient - enable fake fullscreen on a per client
 basis

---
 config.def.h |  1 +
 dwm.c        | 79 ++++++++++++++++++++++++++++++++++++++--------------
 2 files changed, 59 insertions(+), 21 deletions(-)

diff --git a/config.def.h b/config.def.h
index 1c0b587..dfd61f2 100644
--- a/config.def.h
+++ b/config.def.h
@@ -77,6 +77,7 @@ static Key keys[] = {
 	{ MODKEY,                       XK_f,      setlayout,      {.v = &layouts[1]} },
 	{ MODKEY,                       XK_m,      setlayout,      {.v = &layouts[2]} },
 	{ MODKEY,                       XK_space,  setlayout,      {0} },
+	{ MODKEY|ShiftMask,             XK_f,      togglefakefullscreen, {0} },
 	{ MODKEY|ShiftMask,             XK_space,  togglefloating, {0} },
 	{ MODKEY,                       XK_0,      view,           {.ui = ~0 } },
 	{ MODKEY|ShiftMask,             XK_0,      tag,            {.ui = ~0 } },
diff --git a/dwm.c b/dwm.c
index 4465af1..c193c3b 100644
--- a/dwm.c
+++ b/dwm.c
@@ -93,6 +93,7 @@ struct Client {
 	int bw, oldbw;
 	unsigned int tags;
 	int isfixed, isfloating, isurgent, neverfocus, oldstate, isfullscreen;
+	int fakefullscreen;
 	Client *next;
 	Client *snext;
 	Monitor *mon;
@@ -210,6 +211,7 @@ static void tag(const Arg *arg);
 static void tagmon(const Arg *arg);
 static void tile(Monitor *);
 static void togglebar(const Arg *arg);
+static void togglefakefullscreen(const Arg *arg);
 static void togglefloating(const Arg *arg);
 static void toggletag(const Arg *arg);
 static void toggleview(const Arg *arg);
@@ -519,9 +521,13 @@ clientmessage(XEvent *e)
 		return;
 	if (cme->message_type == netatom[NetWMState]) {
 		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[2] == netatom[NetWMFullscreen]) {
+			if (c->fakefullscreen)
+				resizeclient(c, c->x, c->y, c->w, c->h);
+			else
+				setfullscreen(c, (cme->data.l[0] == 1 /* _NET_WM_STATE_ADD    */
+					|| (cme->data.l[0] == 2 /* _NET_WM_STATE_TOGGLE */ && !c->isfullscreen)));
+		}
 	} else if (cme->message_type == netatom[NetActiveWindow]) {
 		if (c != selmon->sel && !c->isurgent)
 			seturgent(c, 1);
@@ -565,7 +571,7 @@ configurenotify(XEvent *e)
 			updatebars();
 			for (m = mons; m; m = m->next) {
 				for (c = m->clients; c; c = c->next)
-					if (c->isfullscreen)
+					if (c->isfullscreen && !c->fakefullscreen)
 						resizeclient(c, m->mx, m->my, m->mw, m->mh);
 				XMoveResizeWindow(dpy, m->barwin, m->wx, m->by, m->ww, bh);
 			}
@@ -1143,7 +1149,7 @@ movemouse(const Arg *arg)
 
 	if (!(c = selmon->sel))
 		return;
-	if (c->isfullscreen) /* no support moving fullscreen windows by mouse */
+	if (c->isfullscreen && !c->fakefullscreen) /* no support moving fullscreen windows by mouse */
 		return;
 	restack(selmon);
 	ocx = c->x;
@@ -1298,7 +1304,7 @@ resizemouse(const Arg *arg)
 
 	if (!(c = selmon->sel))
 		return;
-	if (c->isfullscreen) /* no support resizing fullscreen windows by mouse */
+	if (c->isfullscreen && !c->fakefullscreen) /* no support resizing fullscreen windows by mouse */
 		return;
 	restack(selmon);
 	ocx = c->x;
@@ -1476,24 +1482,28 @@ 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);
+		if (!c->fakefullscreen) {
+			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);
+		if (!c->fakefullscreen) {
+			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);
+		}
 	}
 }
 
@@ -1705,12 +1715,39 @@ togglebar(const Arg *arg)
 	arrange(selmon);
 }
 
+void
+togglefakefullscreen(const Arg *arg)
+{
+    if (!selmon->sel)
+        return;
+
+    if (selmon->sel->fakefullscreen) {
+        if (selmon->sel->isfullscreen)
+            selmon->sel->fakefullscreen = 0;
+        else
+            selmon->sel->isfullscreen = 0;
+    } else {
+        if (selmon->sel->isfullscreen) {
+            selmon->sel->isfloating = selmon->sel->oldstate;
+            selmon->sel->bw = selmon->sel->oldbw;
+            selmon->sel->x = selmon->sel->oldx;
+            selmon->sel->y = selmon->sel->oldy;
+            selmon->sel->w = selmon->sel->oldw;
+            selmon->sel->h = selmon->sel->oldh;
+            resizeclient(selmon->sel, selmon->sel->x, selmon->sel->y, selmon->sel->w, selmon->sel->h);
+        }
+        selmon->sel->fakefullscreen = 1;
+        selmon->sel->isfullscreen = 0;
+    }
+    setfullscreen(selmon->sel, !selmon->sel->isfullscreen);
+}
+
 void
 togglefloating(const Arg *arg)
 {
 	if (!selmon->sel)
 		return;
-	if (selmon->sel->isfullscreen) /* no support for fullscreen windows */
+	if (selmon->sel->isfullscreen && !selmon->sel->fakefullscreen) /* no support for fullscreen windows */
 		return;
 	selmon->sel->isfloating = !selmon->sel->isfloating || selmon->sel->isfixed;
 	if (selmon->sel->isfloating)
-- 
2.19.1