/**
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* Bind after-leave event for vue instance. Make sure after-leave is called in any browsers.
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*
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* @param {Vue} instance Vue instance.
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* @param {Function} callback callback of after-leave event
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* @param {Number} speed the speed of transition, default value is 300ms
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* @param {Boolean} once weather bind after-leave once. default value is false.
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*/
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export default function(instance, callback, speed = 300, once = false) {
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if (!instance || !callback) throw new Error('instance & callback is required');
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let called = false;
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const afterLeaveCallback = function() {
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if (called) return;
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called = true;
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if (callback) {
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callback.apply(null, arguments);
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}
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};
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if (once) {
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instance.$once('after-leave', afterLeaveCallback);
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} else {
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instance.$on('after-leave', afterLeaveCallback);
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}
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setTimeout(() => {
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afterLeaveCallback();
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}, speed + 100);
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};
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