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TextIconSpacing.tsx
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TextIconSpacing.tsx
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import React, {
Children,
cloneElement,
isValidElement,
ReactElement,
ReactNode,
} from "react";
import cn from "classnames";
export interface TextIconSpacingProps {
/**
* An optional className to apply to the surroudning `<span>` when the
* `forceIconWrap` prop is enabled or the icon is not a valid React Element.
* If the `forceIconWrap` prop is not enabled, it will be cloned into the icon
* instead.
*/
className?: string;
/**
* An optional icon to display with a text button. This is invalid for icon
* buttons. If this is a single element, a new class name will be cloned into
* the element to get correct spacing so if you have a custom icon element,
* you **must** also pass that class name down. If you are using one of the
* react-md icon component packages, this is handled automatically.
*
* If this is not a valid react element, the icon will be wrapped in a
* `<span>` instead with the class names applied.
*/
icon?: ReactElement | ReactNode;
/**
* Boolean if the icon should appear after the text instead of before.
*/
iconAfter?: boolean;
/**
* The children to render before or after the provided icon. This is defaulted
* to `null` so that providing a `null` icon will correctly render without
* React crashing.
*/
children?: ReactNode;
/**
* The class name to use for an icon that is placed before text.
*/
beforeClassName?: string;
/**
* The class name to use for an icon that is placed after text.
*/
afterClassName?: string;
/**
* The class name to use for an icon that is placed before above the text.
* This is used when the `stacked` prop is enabled and the `iconAfter` prop is
* disabled or omitted.
*/
aboveClassName?: string;
/**
* The class name to use for an icon that is placed before above the text.
* This is used when the `stacked` prop is enabled and the `iconAfter` prop is
* enabled.
*/
belowClassName?: string;
/**
* Boolean if the icon should be forced into a `<span>` with the class names
* applied instead of attempting to clone into the provided icon.
*/
forceIconWrap?: boolean;
/**
* Boolean if the icon and text should be stacked instead of inline. Note:
* You'll normally want to update the container element to have
* `display: flex` and `flex-direction: column` for this to work.
*/
stacked?: boolean;
/**
* Boolean if the icon and content are in a `column-reverse` or `row-reverse`
* `flex-direction`. This will swap the different classnames as needed.
*
* @remarks \@since 2.5.0
*/
flexReverse?: boolean;
}
export function TextIconSpacing({
className,
icon: propIcon,
children = null,
stacked = false,
iconAfter = false,
flexReverse = false,
forceIconWrap = false,
beforeClassName = "rmd-icon--before",
afterClassName = "rmd-icon--after",
aboveClassName = "rmd-icon--above",
belowClassName = "rmd-icon--below",
}: TextIconSpacingProps): ReactElement {
if (!propIcon) {
return <>{children}</>;
}
const isAfter = flexReverse ? !iconAfter : iconAfter;
const baseClassName = cn(
{
[beforeClassName]: !stacked && !isAfter,
[afterClassName]: !stacked && isAfter,
[aboveClassName]: stacked && !isAfter,
[belowClassName]: stacked && isAfter,
},
className
);
let iconEl = propIcon;
let content = children;
if (!forceIconWrap && isValidElement(propIcon)) {
const icon = Children.only(propIcon);
iconEl = cloneElement(icon, {
className: cn(baseClassName, icon.props.className),
});
} else if (propIcon) {
iconEl = (
<span className={cn("rmd-text-icon-spacing", baseClassName)}>
{propIcon}
</span>
);
}
if (iconEl) {
content = (
<>
{!iconAfter && iconEl}
{children}
{iconAfter && iconEl}
</>
);
}
return <>{content}</>;
}
/* istanbul ignore next */
if (process.env.NODE_ENV !== "production") {
try {
const PropTypes = require("prop-types");
TextIconSpacing.propTypes = {
className: PropTypes.string,
icon: PropTypes.oneOfType([
PropTypes.element,
PropTypes.node,
PropTypes.object,
]),
iconAfter: PropTypes.bool,
stacked: PropTypes.bool,
children: PropTypes.node,
beforeClassName: PropTypes.string,
afterClassName: PropTypes.string,
aboveClassName: PropTypes.string,
belowClassName: PropTypes.string,
forceIconWrap: PropTypes.bool,
};
} catch (e) {}
}