56 lines
1.8 KiB
TypeScript
56 lines
1.8 KiB
TypeScript
/*
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* Copyright 2020 Adobe. All rights reserved.
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* This file is licensed to you under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License. You may obtain a copy
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* of the License at http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software distributed under
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* the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR REPRESENTATIONS
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* OF ANY KIND, either express or implied. See the License for the specific language
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* governing permissions and limitations under the License.
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*/
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import {BaseEvent} from '@react-types/shared';
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import {SyntheticEvent} from 'react';
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/**
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* This function wraps a React event handler to make stopPropagation the default, and support continuePropagation instead.
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*/
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export function createEventHandler<T extends SyntheticEvent>(handler?: (e: BaseEvent<T>) => void): ((e: T) => void) | undefined {
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if (!handler) {
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return undefined;
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}
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let shouldStopPropagation = true;
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return (e: T) => {
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let event: BaseEvent<T> = {
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...e,
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preventDefault() {
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e.preventDefault();
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},
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isDefaultPrevented() {
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return e.isDefaultPrevented();
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},
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stopPropagation() {
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if (shouldStopPropagation && process.env.NODE_ENV !== 'production') {
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console.error('stopPropagation is now the default behavior for events in React Spectrum. You can use continuePropagation() to revert this behavior.');
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} else {
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shouldStopPropagation = true;
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}
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},
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continuePropagation() {
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shouldStopPropagation = false;
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},
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isPropagationStopped() {
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return shouldStopPropagation;
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}
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};
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handler(event);
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if (shouldStopPropagation) {
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e.stopPropagation();
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}
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};
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}
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