From 905535649273a456101caa2811abfed2c65774eb Mon Sep 17 00:00:00 2001
From: okan
Date: Sun, 19 May 2013 17:02:04 +0000
Subject: use XGetWMProtocols and simplify WM_PROTOCOL handling

---
 calmwm.h | 11 +++++++----
 client.c | 35 ++++++++++++++++-------------------
 2 files changed, 23 insertions(+), 23 deletions(-)

diff --git a/calmwm.h b/calmwm.h
index ca5b6c1..4684929 100644
--- a/calmwm.h
+++ b/calmwm.h
@@ -15,7 +15,7 @@
  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  *
- * $OpenBSD: calmwm.h,v 1.199 2013/05/14 12:35:56 okan Exp $
+ * $OpenBSD: calmwm.h,v 1.200 2013/05/19 17:02:04 okan Exp $
  */
 
 #ifndef _CALMWM_H_
@@ -121,6 +121,11 @@ struct winname {
 };
 TAILQ_HEAD(winname_q, winname);
 
+enum wm_protocols {
+	_WM_DELETE_WINDOW	= 0x0001,
+	_WM_TAKE_FOCUS		= 0x0002,
+};
+
 struct client_ctx {
 	TAILQ_ENTRY(client_ctx) entry;
 	TAILQ_ENTRY(client_ctx) group_entry;
@@ -147,9 +152,7 @@ struct client_ctx {
 		int		 x;	/* x position */
 		int		 y;	/* y position */
 	} ptr;
-#define CLIENT_PROTO_DELETE		 0x0001
-#define CLIENT_PROTO_TAKEFOCUS		 0x0002
-	int			 xproto;
+	enum wm_protocols	 xproto;
 #define CLIENT_HIDDEN			0x0001
 #define CLIENT_IGNORE			0x0002
 #define CLIENT_VMAXIMIZED		0x0004
diff --git a/client.c b/client.c
index e71e22b..147f392 100644
--- a/client.c
+++ b/client.c
@@ -15,7 +15,7 @@
  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  *
- * $OpenBSD: client.c,v 1.129 2013/05/11 22:01:07 okan Exp $
+ * $OpenBSD: client.c,v 1.130 2013/05/19 17:02:04 okan Exp $
  */
 
 #include <sys/param.h>
@@ -36,7 +36,7 @@ static struct client_ctx	*client_mruprev(struct client_ctx *);
 static void			 client_mtf(struct client_ctx *);
 static void			 client_none(struct screen_ctx *);
 static void			 client_placecalc(struct client_ctx *);
-static void			 client_update(struct client_ctx *);
+static void			 client_wm_protocols(struct client_ctx *);
 static void			 client_getmwmhints(struct client_ctx *);
 static int			 client_inbound(struct client_ctx *, int, int);
 
@@ -132,7 +132,7 @@ client_init(Window win, struct screen_ctx *sc, int mapped)
 
 	xu_ewmh_net_client_list(sc);
 
-	client_update(cc);
+	client_wm_protocols(cc);
 
 	if (mapped)
 		group_autogroup(cc);
@@ -497,29 +497,26 @@ client_draw_border(struct client_ctx *cc)
 }
 
 static void
-client_update(struct client_ctx *cc)
+client_wm_protocols(struct client_ctx *cc)
 {
 	Atom	*p;
-	int	 i;
-	long	 n;
-
-	if ((n = xu_getprop(cc->win, cwmh[WM_PROTOCOLS].atom,
-		 XA_ATOM, 20L, (u_char **)&p)) <= 0)
-		return;
-
-	for (i = 0; i < n; i++)
-		if (p[i] == cwmh[WM_DELETE_WINDOW].atom)
-			cc->xproto |= CLIENT_PROTO_DELETE;
-		else if (p[i] == cwmh[WM_TAKE_FOCUS].atom)
-			cc->xproto |= CLIENT_PROTO_TAKEFOCUS;
-
-	XFree(p);
+	int	 i, j;
+
+	if (XGetWMProtocols(X_Dpy, cc->win, &p, &j)) {
+		for (i = 0; i < j; i++) {
+			if (p[i] == cwmh[WM_DELETE_WINDOW].atom)
+				cc->xproto |= _WM_DELETE_WINDOW;
+			else if (p[i] == cwmh[WM_TAKE_FOCUS].atom)
+				cc->xproto |= _WM_TAKE_FOCUS;
+		}
+		XFree(p);
+	}
 }
 
 void
 client_send_delete(struct client_ctx *cc)
 {
-	if (cc->xproto & CLIENT_PROTO_DELETE)
+	if (cc->xproto & _WM_DELETE_WINDOW)
 		xu_sendmsg(cc->win,
 		    cwmh[WM_PROTOCOLS].atom, cwmh[WM_DELETE_WINDOW].atom);
 	else
-- 
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