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57 lines
1.7 KiB
57 lines
1.7 KiB
10 years ago
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/**
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* Copyright 2013-2015, Facebook, Inc.
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* All rights reserved.
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*
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* This source code is licensed under the BSD-style license found in the
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* LICENSE file in the root directory of this source tree. An additional grant
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* of patent rights can be found in the PATENTS file in the same directory.
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*
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* @providesModule MobileSafariClickEventPlugin
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* @typechecks static-only
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*/
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'use strict';
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var EventConstants = require("./EventConstants");
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var emptyFunction = require("./emptyFunction");
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var topLevelTypes = EventConstants.topLevelTypes;
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/**
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* Mobile Safari does not fire properly bubble click events on non-interactive
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* elements, which means delegated click listeners do not fire. The workaround
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* for this bug involves attaching an empty click listener on the target node.
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*
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* This particular plugin works around the bug by attaching an empty click
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* listener on `touchstart` (which does fire on every element).
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*/
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var MobileSafariClickEventPlugin = {
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eventTypes: null,
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/**
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* @param {string} topLevelType Record from `EventConstants`.
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* @param {DOMEventTarget} topLevelTarget The listening component root node.
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* @param {string} topLevelTargetID ID of `topLevelTarget`.
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* @param {object} nativeEvent Native browser event.
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* @return {*} An accumulation of synthetic events.
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* @see {EventPluginHub.extractEvents}
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*/
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extractEvents: function(
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topLevelType,
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topLevelTarget,
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topLevelTargetID,
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nativeEvent) {
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if (topLevelType === topLevelTypes.topTouchStart) {
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var target = nativeEvent.target;
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if (target && !target.onclick) {
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target.onclick = emptyFunction;
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}
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}
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}
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};
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module.exports = MobileSafariClickEventPlugin;
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