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Merge pull request #2332 from FallSe7en/master

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Unbind onpropertychange event handler on destroy for IE8-10
This commit is contained in:
Kevin Brown 2014-05-01 10:05:20 -04:00
commit 988eccb557
1 changed files with 10 additions and 4 deletions
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14
select2.js
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@ -828,10 +828,16 @@ the specific language governing permissions and limitations under the Apache Lic
this.close();
if (element.length && element[0].detachEvent) {
element.each(function () {
this.detachEvent("onpropertychange", this._sync);
});
}
if (this.propertyObserver) {
this.propertyObserver.disconnect();
this.propertyObserver = null;
}
this._sync = null;
if (select2 !== undefined) {
select2.container.remove();
@ -1062,7 +1068,7 @@ the specific language governing permissions and limitations under the Apache Lic
*/
// abstract
monitorSource: function () {
var el = this.opts.element, sync, observer;
var el = this.opts.element, observer;
el.on("change.select2", this.bind(function (e) {
if (this.opts.element.data("select2-change-triggered") !== true) {
@ -1070,7 +1076,7 @@ the specific language governing permissions and limitations under the Apache Lic
}
}));
sync = this.bind(function () {
this._sync = this.bind(function () {
// sync enabled state
var disabled = el.prop("disabled");
@ -1092,7 +1098,7 @@ the specific language governing permissions and limitations under the Apache Lic
// IE8-10 (IE9/10 won't fire propertyChange via attachEventListener)
if (el.length && el[0].attachEvent) {
el.each(function() {
this.attachEvent("onpropertychange", sync);
this.attachEvent("onpropertychange", this._sync);
});
}
@ -1101,7 +1107,7 @@ the specific language governing permissions and limitations under the Apache Lic
if (observer !== undefined) {
if (this.propertyObserver) { delete this.propertyObserver; this.propertyObserver = null; }
this.propertyObserver = new observer(function (mutations) {
mutations.forEach(sync);
mutations.forEach(this._sync);
});
this.propertyObserver.observe(el.get(0), { attributes:true, subtree:false });
}