@blueprintjs/core
Version:
Core styles & components
103 lines • 4.47 kB
JavaScript
/*
* Copyright 2016 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 classNames from "classnames";
import * as React from "react";
import { Classes, mergeRefs } from "../../common";
import { DISPLAYNAME_PREFIX } from "../../common/props";
/**
* Renders common control elements, with additional props to customize appearance.
* This function is not exported and is only used within this module for `Checkbox`, `Radio`, and `Switch` below.
*/
function renderControl(props, ref) {
const { alignIndicator, children, className, indicatorChildren, inline, inputRef, label, labelElement, large, style, type, typeClassName, tagName = "label", ...htmlProps } = props;
const classes = classNames(Classes.CONTROL, typeClassName, {
[Classes.DISABLED]: htmlProps.disabled,
[Classes.INLINE]: inline,
[Classes.LARGE]: large,
}, Classes.alignmentClass(alignIndicator), className);
return React.createElement(tagName, { className: classes, style, ref }, React.createElement("input", { ...htmlProps, ref: inputRef, type: type }), React.createElement("span", { className: Classes.CONTROL_INDICATOR }, indicatorChildren), label, labelElement, children);
}
/**
* Switch component.
*
* @see https://blueprintjs.com/docs/#core/components/switch
*/
export const Switch = React.forwardRef(({ innerLabelChecked, innerLabel, ...controlProps }, ref) => {
const switchLabels = innerLabel || innerLabelChecked
? [
React.createElement("div", { key: "checked", className: Classes.CONTROL_INDICATOR_CHILD },
React.createElement("div", { className: Classes.SWITCH_INNER_TEXT }, innerLabelChecked ? innerLabelChecked : innerLabel)),
React.createElement("div", { key: "unchecked", className: Classes.CONTROL_INDICATOR_CHILD },
React.createElement("div", { className: Classes.SWITCH_INNER_TEXT }, innerLabel)),
]
: null;
return renderControl({
...controlProps,
indicatorChildren: switchLabels,
type: "checkbox",
typeClassName: Classes.SWITCH,
}, ref);
});
Switch.displayName = `${DISPLAYNAME_PREFIX}.Switch`;
/**
* Radio component.
*
* @see https://blueprintjs.com/docs/#core/components/radio
*/
export const Radio = React.forwardRef((props, ref) => renderControl({
...props,
type: "radio",
typeClassName: Classes.RADIO,
}, ref));
Radio.displayName = `${DISPLAYNAME_PREFIX}.Radio`;
/**
* Checkbox component.
*
* @see https://blueprintjs.com/docs/#core/components/checkbox
*/
export const Checkbox = React.forwardRef((props, ref) => {
const { defaultIndeterminate, indeterminate, onChange, ...controlProps } = props;
const [isIndeterminate, setIsIndeterminate] = React.useState(indeterminate || defaultIndeterminate || false);
const localInputRef = React.useRef(null);
const inputRef = props.inputRef === undefined ? localInputRef : mergeRefs(props.inputRef, localInputRef);
const handleChange = React.useCallback((evt) => {
// update state immediately only if uncontrolled
if (indeterminate === undefined) {
setIsIndeterminate(evt.target.indeterminate);
}
// otherwise wait for props change. always invoke handler.
onChange?.(evt);
}, [onChange]);
React.useEffect(() => {
if (indeterminate !== undefined) {
setIsIndeterminate(indeterminate);
}
}, [indeterminate]);
React.useEffect(() => {
if (localInputRef.current != null) {
localInputRef.current.indeterminate = isIndeterminate;
}
}, [localInputRef, isIndeterminate]);
return renderControl({
...controlProps,
inputRef,
onChange: handleChange,
type: "checkbox",
typeClassName: Classes.CHECKBOX,
}, ref);
});
Checkbox.displayName = `${DISPLAYNAME_PREFIX}.Checkbox`;
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