X-Git-Url: https://git.openstreetmap.org./rails.git/blobdiff_plain/c8fb5ad24c5751bd2d43b86e4359381d200af066..04fbc71a40ba73f9d9ba7253fc076b54c3d7ec84:/app/assets/javascripts/leaflet.key.js?ds=sidebyside

diff --git a/app/assets/javascripts/leaflet.key.js b/app/assets/javascripts/leaflet.key.js
index c5124e39d..d88ce5d6e 100644
--- a/app/assets/javascripts/leaflet.key.js
+++ b/app/assets/javascripts/leaflet.key.js
@@ -5,7 +5,7 @@ L.OSM.key = function (options) {
     var $container = $('<div>')
       .attr('class', 'control-key');
 
-    $('<a>')
+    var button = $('<a>')
       .attr('class', 'control-button')
       .attr('href', '#')
       .attr('title', I18n.t('javascripts.key.tooltip'))
@@ -39,6 +39,10 @@ L.OSM.key = function (options) {
       .on('show', shown)
       .on('hide', hidden);
 
+    map.on('baselayerchange', updateButton);
+
+    updateButton();
+
     function shown() {
       map.on('zoomend baselayerchange', update);
       $section.load('/key', update);
@@ -51,7 +55,14 @@ L.OSM.key = function (options) {
     function toggle(e) {
       e.stopPropagation();
       e.preventDefault();
-      options.sidebar.togglePane($ui);
+      if (!button.hasClass('disabled')) {
+        options.sidebar.togglePane($ui, button);
+      }
+    }
+
+    function updateButton() {
+      var layer = map.getMapBaseLayerId();
+      button.toggleClass('disabled', layer !== 'mapnik');
     }
 
     function update() {