Ticket #878: layer_visibility.patch

tests/test_Layer.html

@@ -118 +118 @@
-
-    function test_05_Layer_visibility(t) {
-
-5
+7
-
-        var layer = new OpenLayers.Layer('Test Layer');
+        t.visibilitychanged = 0; 
+        layer.events.register("visibilitychanged", t, function() {
+            this.visibilitychanged++ 
+            this.ok(true, "Visibility changed called: time " + this.visibilitychanged + " of 2");
+        });    
-    
-        t.eq(layer.getVisibility(), true, "default for layer creation is visible");
-        

lib/OpenLayers/Layer.js

@@ -32 +32 @@
-     * Constant: EVENT_TYPES
-     * {Array(String)} Supported application event types
-     */
-
+, "visibilitychanged"
-        
-    /**
-     * APIProperty: events``
@@ -504 +504 @@
-            this.visibility = visibility;
-            this.display(visibility);
-            this.redraw();
+            this.events.triggerEvent("visibilitychanged");
-            if ((this.map != null) && 
-                ((noEvent == null) || (noEvent == false))) {
-                this.map.events.triggerEvent("changelayer");