From 45d05c6c48485ff0cf1339cd6edb29dec2984c6a Mon Sep 17 00:00:00 2001
From: bakkeby <bakkeby@gmail.com>
Date: Mon, 26 Oct 2020 11:10:14 +0100
Subject: [PATCH] Adding the _NET_CLIENT_LIST_STACKING patch

---
 README.md     |  5 +++++
 dwm.c         | 25 ++++++++++++++++++++++++-
 patches.def.h |  6 ++++++
 3 files changed, 35 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index cf8d3f3..f912ebe 100644
--- a/README.md
+++ b/README.md
@@ -15,6 +15,8 @@ Refer to [https://dwm.suckless.org/](https://dwm.suckless.org/) for details on t
 
 ### Changelog:
 
+2020-10-26 - Added the \_NET\_CLIENT\_LIST\_STACKING patch
+
 2020-09-29 - Added the on\_empty\_keys patch (ported from InstantOS)
 
 2020-09-28 - Added the \_IS\_FLOATING patch (embedded in the EWMHTAGS patch)
@@ -412,6 +414,9 @@ Refer to [https://dwm.suckless.org/](https://dwm.suckless.org/) for details on t
    - [movestack](https://dwm.suckless.org/patches/movestack/)
       - allows you to move clients around in the stack and swap them with the master
 
+   - [netclientliststacking](https://github.com/bakkeby/patches/wiki/netclientliststacking)
+      - adds support for the \_NET\_CLIENT\_LIST\_STACKING atom, needed by certain applications like the Zoom video conferencing application
+
    - [noborder](https://dwm.suckless.org/patches/noborder/)
       - removes the border when there is only one window visible
 
diff --git a/dwm.c b/dwm.c
index 50ccb38..aa3b145 100644
--- a/dwm.c
+++ b/dwm.c
@@ -183,7 +183,11 @@ enum {
 	#if BAR_EWMHTAGS_PATCH
 	NetDesktopNames, NetDesktopViewport, NetNumberOfDesktops, NetCurrentDesktop,
 	#endif // BAR_EWMHTAGS_PATCH
-	NetClientList, NetLast
+	NetClientList,
+	#if NET_CLIENT_LIST_STACKING_PATCH
+	NetClientListStacking,
+	#endif // NET_CLIENT_LIST_STACKING_PATCH
+	NetLast
 }; /* EWMH atoms */
 
 enum {
@@ -2264,6 +2268,10 @@ manage(Window w, XWindowAttributes *wa)
 	attachstack(c);
 	XChangeProperty(dpy, root, netatom[NetClientList], XA_WINDOW, 32, PropModeAppend,
 		(unsigned char *) &(c->win), 1);
+	#if NET_CLIENT_LIST_STACKING_PATCH
+	XChangeProperty(dpy, root, netatom[NetClientListStacking], XA_WINDOW, 32, PropModePrepend,
+		(unsigned char *) &(c->win), 1);
+	#endif // NET_CLIENT_LIST_STACKING_PATCH
 	XMoveResizeWindow(dpy, c->win, c->x + 2 * sw, c->y, c->w, c->h); /* some windows require this */
 
 	#if BAR_WINTITLEACTIONS_PATCH
@@ -3325,6 +3333,9 @@ setup(void)
 	netatom[NetWMFullscreen] = XInternAtom(dpy, "_NET_WM_STATE_FULLSCREEN", False);
 	netatom[NetWMWindowType] = XInternAtom(dpy, "_NET_WM_WINDOW_TYPE", False);
 	netatom[NetClientList] = XInternAtom(dpy, "_NET_CLIENT_LIST", False);
+	#if NET_CLIENT_LIST_STACKING_PATCH
+	netatom[NetClientListStacking] = XInternAtom(dpy, "_NET_CLIENT_LIST_STACKING", False);
+	#endif // NET_CLIENT_LIST_STACKING_PATCH
 	#if DECORATION_HINTS_PATCH
 	motifatom = XInternAtom(dpy, "_MOTIF_WM_HINTS", False);
 	#endif // DECORATION_HINTS_PATCH
@@ -3403,6 +3414,9 @@ setup(void)
 	setviewport();
 	#endif // BAR_EWMHTAGS_PATCH
 	XDeleteProperty(dpy, root, netatom[NetClientList]);
+	#if NET_CLIENT_LIST_STACKING_PATCH
+	XDeleteProperty(dpy, root, netatom[NetClientListStacking]);
+	#endif // NET_CLIENT_LIST_STACKING_PATCH
 	/* select events */
 	wa.cursor = cursor[CurNormal]->cursor;
 	wa.event_mask = SubstructureRedirectMask|SubstructureNotifyMask
@@ -4047,6 +4061,15 @@ updateclientlist()
 			XChangeProperty(dpy, root, netatom[NetClientList],
 				XA_WINDOW, 32, PropModeAppend,
 				(unsigned char *) &(c->win), 1);
+
+	#if NET_CLIENT_LIST_STACKING_PATCH
+	XDeleteProperty(dpy, root, netatom[NetClientListStacking]);
+	for (m = mons; m; m = m->next)
+		for (c = m->stack; c; c = c->snext)
+			XChangeProperty(dpy, root, netatom[NetClientListStacking],
+				XA_WINDOW, 32, PropModeAppend,
+				(unsigned char *) &(c->win), 1);
+	#endif // NET_CLIENT_LIST_STACKING_PATCH
 }
 
 int
diff --git a/patches.def.h b/patches.def.h
index 8ddcd23..fddadb2 100644
--- a/patches.def.h
+++ b/patches.def.h
@@ -644,6 +644,12 @@
  */
 #define MOVESTACK_PATCH 0
 
+/* Adds support for the _NET_CLIENT_LIST_STACKING atom, needed by certain applications like the
+ * Zoom video conferencing application.
+ * https://github.com/bakkeby/patches/wiki/netclientliststacking/
+ */
+#define NET_CLIENT_LIST_STACKING_PATCH 0
+
 /* Removes the border when there is only one window visible.
  * https://dwm.suckless.org/patches/noborder/
  */