@blueprintjs/core
Version:
Core styles & components
80 lines • 3.19 kB
JavaScript
/*
* Copyright 2017 Palantir Technologies, Inc. All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import * as tslib_1 from "tslib";
import classNames from "classnames";
import * as React from "react";
import { polyfill } from "react-lifecycles-compat";
import { AbstractPureComponent2, Classes } from "../../common";
import { DISPLAYNAME_PREFIX } from "../../common/props";
// this component is simple enough that tests would be purely tautological.
/* istanbul ignore next */
let TextArea = class TextArea extends AbstractPureComponent2 {
// this component is simple enough that tests would be purely tautological.
/* istanbul ignore next */
constructor() {
super(...arguments);
this.state = {};
this.handleChange = (e) => {
if (this.props.growVertically) {
this.setState({
height: e.target.scrollHeight,
});
}
if (this.props.onChange != null) {
this.props.onChange(e);
}
};
// hold an internal ref for growVertically
this.handleInternalRef = (ref) => {
this.internalTextAreaRef = ref;
if (this.props.inputRef != null) {
this.props.inputRef(ref);
}
};
}
componentDidMount() {
if (this.props.growVertically) {
this.setState({
height: this.internalTextAreaRef.scrollHeight,
});
}
}
render() {
const { className, fill, inputRef, intent, large, small, growVertically, ...htmlProps } = this.props;
const rootClasses = classNames(Classes.INPUT, Classes.intentClass(intent), {
[Classes.FILL]: fill,
[Classes.LARGE]: large,
[Classes.SMALL]: small,
}, className);
// add explicit height style while preserving user-supplied styles if they exist
let { style = {} } = htmlProps;
if (growVertically && this.state.height != null) {
// this style object becomes non-extensible when mounted (at least in the enzyme renderer),
// so we make a new one to add a property
style = {
...style,
height: `${this.state.height}px`,
};
}
return (React.createElement("textarea", Object.assign({}, htmlProps, { className: rootClasses, onChange: this.handleChange, ref: this.handleInternalRef, style: style })));
}
};
TextArea.displayName = `${DISPLAYNAME_PREFIX}.TextArea`;
TextArea = tslib_1.__decorate([
polyfill
], TextArea);
export { TextArea };
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