我正在尝试为webkitTransitionEnd eventListener编写具有回调函数的东西,但由于某种原因,eventListener被触发两次(doSomething被执行两次).
Something.prototype.functionOne = function() {
this.lightbox = document.createElement('div');
if (this.transitions)
this.element.addEventListener('webkitTransitionEnd', this, false);
window.setTimeout(function() {
this.element.className = 'visible';
}.bind(this), 0);
}
Something.prototype.handleEvent = function(event) {
event.stopPropagation();
this.doSomething();
}
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如果没有两次调用doSomething,这在Safari 5.1上不起作用.我不想在第一次运行时删除eventListener,我只是希望它在更改类时执行一次.