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assertion to check that there's a DOM node for target element

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drnextgis
2016-03-21 12:26:14 +06:00
parent f380f34468
commit c6f568f99b
1 changed files with 6 additions and 1 deletions
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7
src/ol/map.js
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@@ -1064,7 +1064,12 @@ ol.Map.prototype.handleTargetChanged_ = function() {
// If it's not now an Element we remove the viewport from the DOM. // If it's not now an Element we remove the viewport from the DOM.
// If it's an Element we append the viewport element to it. // If it's an Element we append the viewport element to it.
var targetElement = this.getTargetElement(); var targetElement;
if (this.getTarget()) {
targetElement = this.getTargetElement();
goog.asserts.assert(targetElement !== null,
'expects a non-null value for targetElement');
}
if (this.keyHandlerKeys_) { if (this.keyHandlerKeys_) {
for (var i = 0, ii = this.keyHandlerKeys_.length; i < ii; ++i) { for (var i = 0, ii = this.keyHandlerKeys_.length; i < ii; ++i) {