50 lines
1.3 KiB
JavaScript
50 lines
1.3 KiB
JavaScript
/**
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* Copyright 2004-present Facebook. All Rights Reserved.
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*
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* @providesModule InteractionMixin
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*/
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'use strict';
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var InteractionManager = require('InteractionManager');
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/**
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* This mixin provides safe versions of InteractionManager start/end methods
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* that ensures `clearInteractionHandle` is always called
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* once per start, even if the component is unmounted.
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*/
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var InteractionMixin = {
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componentWillUnmount: function() {
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while (this._interactionMixinHandles.length) {
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InteractionManager.clearInteractionHandle(
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this._interactionMixinHandles.pop()
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);
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}
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},
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_interactionMixinHandles: [],
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createInteractionHandle: function() {
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var handle = InteractionManager.createInteractionHandle();
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this._interactionMixinHandles.push(handle);
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return handle;
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},
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clearInteractionHandle: function(clearHandle) {
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InteractionManager.clearInteractionHandle(clearHandle);
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this._interactionMixinHandles = this._interactionMixinHandles.filter(
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handle => handle !== clearHandle
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);
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},
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/**
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* Schedule work for after all interactions have completed.
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*
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* @param {function} callback
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*/
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runAfterInteractions: function(callback) {
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InteractionManager.runAfterInteractions(callback);
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},
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};
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module.exports = InteractionMixin;
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