56 lines
1.5 KiB
JavaScript
56 lines
1.5 KiB
JavaScript
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/**
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* Copyright (c) Nicolas Gallagher.
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* Copyright (c) Facebook, Inc. and its affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*
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*
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*/
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import invariant from 'fbjs/lib/invariant';
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import requestIdleCallback, { cancelIdleCallback } from '../../modules/requestIdleCallback';
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var InteractionManager = {
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Events: {
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interactionStart: 'interactionStart',
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interactionComplete: 'interactionComplete'
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},
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/**
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* Schedule a function to run after all interactions have completed.
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*/
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runAfterInteractions: function runAfterInteractions(task) {
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var handle;
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var promise = new Promise(function (resolve) {
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handle = requestIdleCallback(function () {
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if (task) {
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resolve(task());
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} else {
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resolve();
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}
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});
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});
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return {
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then: promise.then.bind(promise),
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done: promise.then.bind(promise),
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cancel: function cancel() {
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cancelIdleCallback(handle);
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}
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};
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},
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/**
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* Notify manager that an interaction has started.
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*/
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createInteractionHandle: function createInteractionHandle() {
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return 1;
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},
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/**
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* Notify manager that an interaction has completed.
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*/
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clearInteractionHandle: function clearInteractionHandle(handle) {
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invariant(!!handle, 'Must provide a handle to clear.');
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},
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addListener: function addListener() {}
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};
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export default InteractionManager;
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