From 7ce064399a5f9827235988d71b603e6fdee6e8fc Mon Sep 17 00:00:00 2001
From: Xelio <xelio.cheong@gmail.com>
Date: Fri, 13 Sep 2013 21:50:29 +0800
Subject: [PATCH] Status persistence of Layer Chooser: Change to save status on
 'overlayadd' and 'overlayremove' events. Instead of checking .overlay
 everytime a layer is added or removed.

---
 code/boot.js | 12 ++++--------
 1 file changed, 4 insertions(+), 8 deletions(-)

diff --git a/code/boot.js b/code/boot.js
index 540ba388..3bcbc9e7 100644
--- a/code/boot.js
+++ b/code/boot.js
@@ -76,14 +76,10 @@ window.setupLayerChooserStatusRecorder = function() {
   });
 
   // Record layerGroups change
-  window.map.on('layeradd layerremove', function(e) {
-    var id = L.stamp(e.layer);
-    var layerGroup = this._layers[id];
-    if (layerGroup && layerGroup.overlay) {
-      var display = (e.type === 'layeradd');
-      window.updateDisplayedLayerGroup(layerGroup.name, display);
-    }
-  }, window.layerChooser);
+  window.map.on('overlayadd overlayremove', function(e) {
+    var display = (e.type === 'overlayadd');
+    window.updateDisplayedLayerGroup(e.name, display);
+  });
 }
 
 window.setupStyles = function() {