protect unregister() from someone trying to unregister an un-enabled event. total extreme case, but whatever. added test.

git-svn-id: http://svn.openlayers.org/trunk/openlayers@873 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf
This commit is contained in:
euzuro
2006-07-04 13:23:11 +00:00
parent 83eb0e1b34
commit 56472f15a0
2 changed files with 9 additions and 6 deletions

View File

@@ -121,10 +121,12 @@ OpenLayers.Events.prototype = {
obj = this.object;
}
var listeners = this.listeners[type];
for (var i = 0; i < listeners.length; i++) {
if (listeners[i].obj == obj && listeners[i].func == func) {
listeners.splice(i, 1);
break;
if (listeners != null) {
for (var i = 0; i < listeners.length; i++) {
if (listeners[i].obj == obj && listeners[i].func == func) {
listeners.splice(i, 1);
break;
}
}
}
},