From 43bd806291ab1b4bf46cbe35cddebba9af97fd54 Mon Sep 17 00:00:00 2001
From: Stivvo <stivvo01@gmail.com>
Date: Fri, 4 Sep 2020 17:11:26 +0200
Subject: [PATCH] Restore windows after fullscreen

Store position and size of windows before going fullscreen. This is more
efficient than arrange() and also works with floating windows

All the clients keep their original position because arrange() isn't
used after quitting fullscreen
---
 dwl.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/dwl.c b/dwl.c
index e516316..f139bf6 100644
--- a/dwl.c
+++ b/dwl.c
@@ -106,6 +106,10 @@ typedef struct {
 	unsigned int tags;
 	int isfloating;
 	uint32_t resize; /* configure serial of a pending resize */
+	int prevx;
+	int prevy;
+	int prevwidth;
+	int prevheight;
 } Client;
 
 typedef struct {
@@ -675,6 +679,16 @@ fullscreenotify(struct wl_listener *listener, void *data) {
 	wlr_xdg_toplevel_set_fullscreen(
 			c->surface.xdg, !c->surface.xdg->toplevel->current.fullscreen);
 	c->bw = (int)c->surface.xdg->toplevel->current.fullscreen * borderpx;
+
+	if (c->surface.xdg->toplevel->current.fullscreen) { /* fullscreen off */
+		resize(c, c->prevx, c->prevy, c->prevwidth, c->prevheight, 0);
+	} else { /* fullscreen on */
+		c->prevx = c->geom.x;
+		c->prevy = c->geom.y;
+		c->prevheight = c->geom.height;
+		c->prevwidth = c->geom.width;
+		resize(c, c->mon->w.x, c->mon->w.y, c->mon->w.width, c->mon->w.height, 0);
+	}
 }
 
 Monitor *