From f892b360fe6f53973e0f663a69fdf60adc9b76ea Mon Sep 17 00:00:00 2001
From: Mike Blumenkrantz <zmike@osg.samsung.com>
Date: Fri, 4 Aug 2017 16:23:39 -0400
Subject: [PATCH] optimize setting zone useful geometry as dirty

if this would result in a no-op then don't emit event or trigger client
rescaling
---
 src/bin/e_zone.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/bin/e_zone.c b/src/bin/e_zone.c
index 1db87abb0..0e006e2c9 100644
--- a/src/bin/e_zone.c
+++ b/src/bin/e_zone.c
@@ -1296,12 +1296,13 @@ e_zone_useful_geometry_dirty(E_Zone *zone)
    /* ignore if pending event already exists */
    if (zone->useful_geometry_dirty) return;
 
+   zone->useful_geometry_dirty = 1;
+   if (!e_zone_useful_geometry_get(zone, NULL, NULL, NULL, NULL)) return;
    ev = E_NEW(E_Event_Zone_Move_Resize, 1);
    ev->zone = zone;
    e_object_ref(E_OBJECT(ev->zone));
    ecore_event_add(E_EVENT_ZONE_USEFUL_GEOMETRY_CHANGED, ev, _e_zone_event_generic_free, NULL);
 
-   zone->useful_geometry_dirty = 1;
    e_comp_clients_rescale();
 }