From b654187d11b3af398e8a6133914c426ba1fdaf6d Mon Sep 17 00:00:00 2001
From: okan
Date: Fri, 22 Feb 2019 14:39:18 +0000
Subject: Limit vtile/htile actions to clients fully within the screen of
 master client.

from Charles A Daniels.
---
 client.c | 43 ++++++++++++++++++++++++++++++-------------
 1 file changed, 30 insertions(+), 13 deletions(-)

(limited to 'client.c')

diff --git a/client.c b/client.c
index 27658e6..cd2ace3 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 1.247 2018/11/13 17:37:13 okan Exp $
+ * $OpenBSD: client.c,v 1.248 2019/02/22 14:39:18 okan Exp $
  */
 
 #include <sys/types.h>
@@ -986,19 +986,23 @@ client_htile(struct client_ctx *cc)
 		return;
 	i = n = 0;
 
+	area = screen_area(sc,
+	    cc->geom.x + cc->geom.w / 2,
+	    cc->geom.y + cc->geom.h / 2, CWM_GAP);
+
 	TAILQ_FOREACH(ci, &gc->clientq, group_entry) {
 		if (ci->flags & CLIENT_HIDDEN ||
-		    ci->flags & CLIENT_IGNORE || (ci == cc))
+		    ci->flags & CLIENT_IGNORE || (ci == cc) ||
+		    ci->geom.x < area.x ||
+		    ci->geom.x > (area.x + area.w) ||
+		    ci->geom.y < area.y ||
+		    ci->geom.y > (area.y + area.h))
 			continue;
 		n++;
 	}
 	if (n == 0)
 		return;
 
-	area = screen_area(sc,
-	    cc->geom.x + cc->geom.w / 2,
-	    cc->geom.y + cc->geom.h / 2, CWM_GAP);
-
 	if (cc->flags & CLIENT_VMAXIMIZED ||
 	    cc->geom.h + (cc->bwidth * 2) >= area.h)
 		return;
@@ -1017,7 +1021,11 @@ client_htile(struct client_ctx *cc)
 	h = area.h - mh;
 	TAILQ_FOREACH(ci, &gc->clientq, group_entry) {
 		if (ci->flags & CLIENT_HIDDEN ||
-		    ci->flags & CLIENT_IGNORE || (ci == cc))
+		    ci->flags & CLIENT_IGNORE || (ci == cc) ||
+		    ci->geom.x < area.x ||
+		    ci->geom.x > (area.x + area.w) ||
+		    ci->geom.y < area.y ||
+		    ci->geom.y > (area.y + area.h))
 			continue;
 		ci->bwidth = Conf.bwidth;
 		ci->geom.x = x;
@@ -1044,21 +1052,26 @@ client_vtile(struct client_ctx *cc)
 
 	if (!gc)
 		return;
+
+	area = screen_area(sc,
+	    cc->geom.x + cc->geom.w / 2,
+	    cc->geom.y + cc->geom.h / 2, CWM_GAP);
+
 	i = n = 0;
 
 	TAILQ_FOREACH(ci, &gc->clientq, group_entry) {
 		if (ci->flags & CLIENT_HIDDEN ||
-		    ci->flags & CLIENT_IGNORE || (ci == cc))
+		    ci->flags & CLIENT_IGNORE || (ci == cc) ||
+		    ci->geom.x < area.x ||
+		    ci->geom.x > (area.x + area.w) ||
+		    ci->geom.y < area.y ||
+		    ci->geom.y > (area.y + area.h))
 			continue;
 		n++;
 	}
 	if (n == 0)
 		return;
 
-	area = screen_area(sc,
-	    cc->geom.x + cc->geom.w / 2,
-	    cc->geom.y + cc->geom.h / 2, CWM_GAP);
-
 	if (cc->flags & CLIENT_HMAXIMIZED ||
 	    cc->geom.w + (cc->bwidth * 2) >= area.w)
 		return;
@@ -1077,7 +1090,11 @@ client_vtile(struct client_ctx *cc)
 	w = area.w - mw;
 	TAILQ_FOREACH(ci, &gc->clientq, group_entry) {
 		if (ci->flags & CLIENT_HIDDEN ||
-		    ci->flags & CLIENT_IGNORE || (ci == cc))
+		    ci->flags & CLIENT_IGNORE || (ci == cc) ||
+		    ci->geom.x < area.x ||
+		    ci->geom.x > (area.x + area.w) ||
+		    ci->geom.y < area.y ||
+		    ci->geom.y > (area.y + area.h))
 			continue;
 		ci->bwidth = Conf.bwidth;
 		ci->geom.x = area.x + mw;
-- 
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