From a61812d52dfd2eb607516bfc7d5daa664070c8d3 Mon Sep 17 00:00:00 2001
From: okan <okan>
Date: Wed, 17 Sep 2014 16:00:44 +0000
Subject: Implement EWMH _NET_WM_STATE_HIDDEN.

---
 calmwm.h |  4 +++-
 client.c | 15 +++++++++++++--
 conf.c   |  1 +
 xutil.c  | 12 ++++++++++--
 4 files changed, 27 insertions(+), 5 deletions(-)

diff --git a/calmwm.h b/calmwm.h
index 23879c5..639e3ca 100644
--- a/calmwm.h
+++ b/calmwm.h
@@ -344,10 +344,11 @@ enum {
 	_NET_WM_DESKTOP,
 	_NET_CLOSE_WINDOW,
 	_NET_WM_STATE,
-#define	_NET_WM_STATES_NITEMS	5
+#define	_NET_WM_STATES_NITEMS	6
 	_NET_WM_STATE_STICKY,
 	_NET_WM_STATE_MAXIMIZED_VERT,
 	_NET_WM_STATE_MAXIMIZED_HORZ,
+	_NET_WM_STATE_HIDDEN,
 	_NET_WM_STATE_FULLSCREEN,
 	_NET_WM_STATE_DEMANDS_ATTENTION,
 	EWMH_NITEMS
@@ -374,6 +375,7 @@ void			 client_freeze(struct client_ctx *);
 void			 client_fullscreen(struct client_ctx *);
 long			 client_get_wm_state(struct client_ctx *);
 void			 client_getsizehints(struct client_ctx *);
+void			 client_hidden(struct client_ctx *);
 void			 client_hide(struct client_ctx *);
 void			 client_hmaximize(struct client_ctx *);
 void 			 client_htile(struct client_ctx *);
diff --git a/client.c b/client.c
index 6545c4e..32774e6 100644
--- a/client.c
+++ b/client.c
@@ -239,6 +239,17 @@ client_freeze(struct client_ctx *cc)
 		cc->flags |= CLIENT_FREEZE;
 }
 
+void
+client_hidden(struct client_ctx *cc)
+{
+	if (cc->flags & CLIENT_HIDDEN)
+		cc->flags &= ~CLIENT_HIDDEN;
+	else
+		cc->flags |= CLIENT_HIDDEN;
+
+	xu_ewmh_set_net_wm_state(cc);
+}
+
 void
 client_sticky(struct client_ctx *cc)
 {
@@ -486,7 +497,7 @@ client_hide(struct client_ctx *cc)
 	XUnmapWindow(X_Dpy, cc->win);
 
 	cc->flags &= ~CLIENT_ACTIVE;
-	cc->flags |= CLIENT_HIDDEN;
+	client_hidden(cc);
 	client_set_wm_state(cc, IconicState);
 
 	if (cc == client_current())
@@ -501,7 +512,7 @@ client_unhide(struct client_ctx *cc)
 
 	XMapRaised(X_Dpy, cc->win);
 
-	cc->flags &= ~CLIENT_HIDDEN;
+	client_hidden(cc);
 	client_set_wm_state(cc, NormalState);
 	client_draw_border(cc);
 }
diff --git a/conf.c b/conf.c
index e33c81f..1660173 100644
--- a/conf.c
+++ b/conf.c
@@ -675,6 +675,7 @@ static char *ewmhints[] = {
 	"_NET_WM_STATE_STICKY",
 	"_NET_WM_STATE_MAXIMIZED_VERT",
 	"_NET_WM_STATE_MAXIMIZED_HORZ",
+	"_NET_WM_STATE_HIDDEN",
 	"_NET_WM_STATE_FULLSCREEN",
 	"_NET_WM_STATE_DEMANDS_ATTENTION",
 };
diff --git a/xutil.c b/xutil.c
index 0e3d9e4..ba8e085 100644
--- a/xutil.c
+++ b/xutil.c
@@ -379,6 +379,9 @@ xu_ewmh_handle_net_wm_state_msg(struct client_ctx *cc, int action,
 		{ _NET_WM_STATE_MAXIMIZED_HORZ,
 			CLIENT_HMAXIMIZED,
 			client_hmaximize },
+		{ _NET_WM_STATE_HIDDEN,
+			CLIENT_HIDDEN,
+			client_hidden },
 		{ _NET_WM_STATE_FULLSCREEN,
 			CLIENT_FULLSCREEN,
 			client_fullscreen },
@@ -420,6 +423,8 @@ xu_ewmh_restore_net_wm_state(struct client_ctx *cc)
 			client_hmaximize(cc);
 		if (atoms[i] == ewmh[_NET_WM_STATE_MAXIMIZED_VERT])
 			client_vmaximize(cc);
+		if (atoms[i] == ewmh[_NET_WM_STATE_HIDDEN])
+			client_hidden(cc);
 		if (atoms[i] == ewmh[_NET_WM_STATE_FULLSCREEN])
 			client_fullscreen(cc);
 		if (atoms[i] == ewmh[_NET_WM_STATE_DEMANDS_ATTENTION])
@@ -437,16 +442,19 @@ xu_ewmh_set_net_wm_state(struct client_ctx *cc)
 	oatoms = xu_ewmh_get_net_wm_state(cc, &n);
 	atoms = xcalloc((n + _NET_WM_STATES_NITEMS), sizeof(Atom));
 	for (i = j = 0; i < n; i++) {
-		if (oatoms[i] != ewmh[_NET_WM_STATE_MAXIMIZED_HORZ] &&
+		if (oatoms[i] != ewmh[_NET_WM_STATE_STICKY] &&
+		    oatoms[i] != ewmh[_NET_WM_STATE_MAXIMIZED_HORZ] &&
 		    oatoms[i] != ewmh[_NET_WM_STATE_MAXIMIZED_VERT] &&
+		    oatoms[i] != ewmh[_NET_WM_STATE_HIDDEN] &&
 		    oatoms[i] != ewmh[_NET_WM_STATE_FULLSCREEN] &&
-		    oatoms[i] != ewmh[_NET_WM_STATE_STICKY] &&
 		    oatoms[i] != ewmh[_NET_WM_STATE_DEMANDS_ATTENTION])
 			atoms[j++] = oatoms[i];
 	}
 	free(oatoms);
 	if (cc->flags & CLIENT_STICKY)
 		atoms[j++] = ewmh[_NET_WM_STATE_STICKY];
+	if (cc->flags & CLIENT_HIDDEN)
+		atoms[j++] = ewmh[_NET_WM_STATE_HIDDEN];
 	if (cc->flags & CLIENT_FULLSCREEN)
 		atoms[j++] = ewmh[_NET_WM_STATE_FULLSCREEN];
 	else {
-- 
cgit 1.4.1