284 lines
13 KiB
JavaScript
284 lines
13 KiB
JavaScript
/**
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* Copyright 2013-present, 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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*/
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'use strict';
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var _prodInvariant = require('./reactProdInvariant'),
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_assign = require('object-assign');
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var DOMPropertyOperations = require('./DOMPropertyOperations');
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var LinkedValueUtils = require('./LinkedValueUtils');
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var ReactDOMComponentTree = require('./ReactDOMComponentTree');
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var ReactUpdates = require('./ReactUpdates');
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var invariant = require('fbjs/lib/invariant');
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var warning = require('fbjs/lib/warning');
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var didWarnValueLink = false;
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var didWarnCheckedLink = false;
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var didWarnValueDefaultValue = false;
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var didWarnCheckedDefaultChecked = false;
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var didWarnControlledToUncontrolled = false;
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var didWarnUncontrolledToControlled = false;
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function forceUpdateIfMounted() {
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if (this._rootNodeID) {
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// DOM component is still mounted; update
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ReactDOMInput.updateWrapper(this);
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}
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}
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function isControlled(props) {
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var usesChecked = props.type === 'checkbox' || props.type === 'radio';
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return usesChecked ? props.checked != null : props.value != null;
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}
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/**
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* Implements an <input> host component that allows setting these optional
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* props: `checked`, `value`, `defaultChecked`, and `defaultValue`.
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*
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* If `checked` or `value` are not supplied (or null/undefined), user actions
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* that affect the checked state or value will trigger updates to the element.
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*
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* If they are supplied (and not null/undefined), the rendered element will not
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* trigger updates to the element. Instead, the props must change in order for
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* the rendered element to be updated.
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*
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* The rendered element will be initialized as unchecked (or `defaultChecked`)
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* with an empty value (or `defaultValue`).
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*
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* @see http://www.w3.org/TR/2012/WD-html5-20121025/the-input-element.html
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*/
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var ReactDOMInput = {
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getHostProps: function (inst, props) {
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var value = LinkedValueUtils.getValue(props);
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var checked = LinkedValueUtils.getChecked(props);
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var hostProps = _assign({
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// Make sure we set .type before any other properties (setting .value
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// before .type means .value is lost in IE11 and below)
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type: undefined,
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// Make sure we set .step before .value (setting .value before .step
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// means .value is rounded on mount, based upon step precision)
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step: undefined,
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// Make sure we set .min & .max before .value (to ensure proper order
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// in corner cases such as min or max deriving from value, e.g. Issue #7170)
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min: undefined,
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max: undefined
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}, props, {
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defaultChecked: undefined,
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defaultValue: undefined,
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value: value != null ? value : inst._wrapperState.initialValue,
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checked: checked != null ? checked : inst._wrapperState.initialChecked,
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onChange: inst._wrapperState.onChange
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});
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return hostProps;
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},
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mountWrapper: function (inst, props) {
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if (process.env.NODE_ENV !== 'production') {
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LinkedValueUtils.checkPropTypes('input', props, inst._currentElement._owner);
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var owner = inst._currentElement._owner;
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if (props.valueLink !== undefined && !didWarnValueLink) {
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process.env.NODE_ENV !== 'production' ? warning(false, '`valueLink` prop on `input` is deprecated; set `value` and `onChange` instead.') : void 0;
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didWarnValueLink = true;
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}
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if (props.checkedLink !== undefined && !didWarnCheckedLink) {
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process.env.NODE_ENV !== 'production' ? warning(false, '`checkedLink` prop on `input` is deprecated; set `value` and `onChange` instead.') : void 0;
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didWarnCheckedLink = true;
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}
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if (props.checked !== undefined && props.defaultChecked !== undefined && !didWarnCheckedDefaultChecked) {
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process.env.NODE_ENV !== 'production' ? warning(false, '%s contains an input of type %s with both checked and defaultChecked props. ' + 'Input elements must be either controlled or uncontrolled ' + '(specify either the checked prop, or the defaultChecked prop, but not ' + 'both). Decide between using a controlled or uncontrolled input ' + 'element and remove one of these props. More info: ' + 'https://fb.me/react-controlled-components', owner && owner.getName() || 'A component', props.type) : void 0;
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didWarnCheckedDefaultChecked = true;
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}
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if (props.value !== undefined && props.defaultValue !== undefined && !didWarnValueDefaultValue) {
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process.env.NODE_ENV !== 'production' ? warning(false, '%s contains an input of type %s with both value and defaultValue props. ' + 'Input elements must be either controlled or uncontrolled ' + '(specify either the value prop, or the defaultValue prop, but not ' + 'both). Decide between using a controlled or uncontrolled input ' + 'element and remove one of these props. More info: ' + 'https://fb.me/react-controlled-components', owner && owner.getName() || 'A component', props.type) : void 0;
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didWarnValueDefaultValue = true;
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}
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}
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var defaultValue = props.defaultValue;
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inst._wrapperState = {
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initialChecked: props.checked != null ? props.checked : props.defaultChecked,
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initialValue: props.value != null ? props.value : defaultValue,
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listeners: null,
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onChange: _handleChange.bind(inst),
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controlled: isControlled(props)
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};
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},
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updateWrapper: function (inst) {
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var props = inst._currentElement.props;
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if (process.env.NODE_ENV !== 'production') {
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var controlled = isControlled(props);
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var owner = inst._currentElement._owner;
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if (!inst._wrapperState.controlled && controlled && !didWarnUncontrolledToControlled) {
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process.env.NODE_ENV !== 'production' ? warning(false, '%s is changing an uncontrolled input of type %s to be controlled. ' + 'Input elements should not switch from uncontrolled to controlled (or vice versa). ' + 'Decide between using a controlled or uncontrolled input ' + 'element for the lifetime of the component. More info: https://fb.me/react-controlled-components', owner && owner.getName() || 'A component', props.type) : void 0;
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didWarnUncontrolledToControlled = true;
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}
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if (inst._wrapperState.controlled && !controlled && !didWarnControlledToUncontrolled) {
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process.env.NODE_ENV !== 'production' ? warning(false, '%s is changing a controlled input of type %s to be uncontrolled. ' + 'Input elements should not switch from controlled to uncontrolled (or vice versa). ' + 'Decide between using a controlled or uncontrolled input ' + 'element for the lifetime of the component. More info: https://fb.me/react-controlled-components', owner && owner.getName() || 'A component', props.type) : void 0;
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didWarnControlledToUncontrolled = true;
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}
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}
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// TODO: Shouldn't this be getChecked(props)?
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var checked = props.checked;
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if (checked != null) {
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DOMPropertyOperations.setValueForProperty(ReactDOMComponentTree.getNodeFromInstance(inst), 'checked', checked || false);
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}
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var node = ReactDOMComponentTree.getNodeFromInstance(inst);
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var value = LinkedValueUtils.getValue(props);
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if (value != null) {
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if (value === 0 && node.value === '') {
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node.value = '0';
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// Note: IE9 reports a number inputs as 'text', so check props instead.
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} else if (props.type === 'number') {
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// Simulate `input.valueAsNumber`. IE9 does not support it
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var valueAsNumber = parseFloat(node.value, 10) || 0;
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// eslint-disable-next-line
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if (value != valueAsNumber) {
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// Cast `value` to a string to ensure the value is set correctly. While
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// browsers typically do this as necessary, jsdom doesn't.
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node.value = '' + value;
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}
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// eslint-disable-next-line
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} else if (value != node.value) {
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// Cast `value` to a string to ensure the value is set correctly. While
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// browsers typically do this as necessary, jsdom doesn't.
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node.value = '' + value;
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}
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} else {
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if (props.value == null && props.defaultValue != null) {
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// In Chrome, assigning defaultValue to certain input types triggers input validation.
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// For number inputs, the display value loses trailing decimal points. For email inputs,
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// Chrome raises "The specified value <x> is not a valid email address".
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//
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// Here we check to see if the defaultValue has actually changed, avoiding these problems
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// when the user is inputting text
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//
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// https://github.com/facebook/react/issues/7253
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if (node.defaultValue !== '' + props.defaultValue) {
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node.defaultValue = '' + props.defaultValue;
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}
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}
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if (props.checked == null && props.defaultChecked != null) {
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node.defaultChecked = !!props.defaultChecked;
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}
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}
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},
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postMountWrapper: function (inst) {
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var props = inst._currentElement.props;
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// This is in postMount because we need access to the DOM node, which is not
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// available until after the component has mounted.
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var node = ReactDOMComponentTree.getNodeFromInstance(inst);
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// Detach value from defaultValue. We won't do anything if we're working on
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// submit or reset inputs as those values & defaultValues are linked. They
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// are not resetable nodes so this operation doesn't matter and actually
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// removes browser-default values (eg "Submit Query") when no value is
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// provided.
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switch (props.type) {
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case 'submit':
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case 'reset':
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break;
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case 'color':
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case 'date':
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case 'datetime':
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case 'datetime-local':
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case 'month':
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case 'time':
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case 'week':
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// This fixes the no-show issue on iOS Safari and Android Chrome:
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// https://github.com/facebook/react/issues/7233
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node.value = '';
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node.value = node.defaultValue;
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break;
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default:
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node.value = node.value;
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break;
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}
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// Normally, we'd just do `node.checked = node.checked` upon initial mount, less this bug
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// this is needed to work around a chrome bug where setting defaultChecked
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// will sometimes influence the value of checked (even after detachment).
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// Reference: https://bugs.chromium.org/p/chromium/issues/detail?id=608416
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// We need to temporarily unset name to avoid disrupting radio button groups.
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var name = node.name;
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if (name !== '') {
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node.name = '';
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}
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node.defaultChecked = !node.defaultChecked;
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node.defaultChecked = !node.defaultChecked;
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if (name !== '') {
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node.name = name;
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}
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}
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};
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function _handleChange(event) {
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var props = this._currentElement.props;
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var returnValue = LinkedValueUtils.executeOnChange(props, event);
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// Here we use asap to wait until all updates have propagated, which
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// is important when using controlled components within layers:
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// https://github.com/facebook/react/issues/1698
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ReactUpdates.asap(forceUpdateIfMounted, this);
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var name = props.name;
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if (props.type === 'radio' && name != null) {
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var rootNode = ReactDOMComponentTree.getNodeFromInstance(this);
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var queryRoot = rootNode;
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while (queryRoot.parentNode) {
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queryRoot = queryRoot.parentNode;
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}
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// If `rootNode.form` was non-null, then we could try `form.elements`,
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// but that sometimes behaves strangely in IE8. We could also try using
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// `form.getElementsByName`, but that will only return direct children
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// and won't include inputs that use the HTML5 `form=` attribute. Since
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// the input might not even be in a form, let's just use the global
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// `querySelectorAll` to ensure we don't miss anything.
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var group = queryRoot.querySelectorAll('input[name=' + JSON.stringify('' + name) + '][type="radio"]');
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for (var i = 0; i < group.length; i++) {
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var otherNode = group[i];
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if (otherNode === rootNode || otherNode.form !== rootNode.form) {
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continue;
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}
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// This will throw if radio buttons rendered by different copies of React
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// and the same name are rendered into the same form (same as #1939).
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// That's probably okay; we don't support it just as we don't support
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// mixing React radio buttons with non-React ones.
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var otherInstance = ReactDOMComponentTree.getInstanceFromNode(otherNode);
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!otherInstance ? process.env.NODE_ENV !== 'production' ? invariant(false, 'ReactDOMInput: Mixing React and non-React radio inputs with the same `name` is not supported.') : _prodInvariant('90') : void 0;
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// If this is a controlled radio button group, forcing the input that
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// was previously checked to update will cause it to be come re-checked
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// as appropriate.
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ReactUpdates.asap(forceUpdateIfMounted, otherInstance);
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}
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}
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return returnValue;
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}
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module.exports = ReactDOMInput; |