Stefan Hacker
65 lines
3.0 KiB
JavaScript
65 lines
3.0 KiB
JavaScript
import { __assign } from "tslib";
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import * as React from 'react';
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import { classNames, MS_ICON } from './Icon.styles';
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import { css, getNativeProps, htmlElementProperties, memoizeFunction } from '../../Utilities';
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import { getIcon } from '../../Styling';
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export var getIconContent = memoizeFunction(function (iconName) {
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var _a = getIcon(iconName) || {
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subset: {},
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code: undefined,
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}, code = _a.code, subset = _a.subset;
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if (!code) {
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return null;
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}
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return {
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children: code,
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iconClassName: subset.className,
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fontFamily: subset.fontFace && subset.fontFace.fontFamily,
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mergeImageProps: subset.mergeImageProps,
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};
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}, undefined, true /*ignoreNullOrUndefinedResult */);
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/**
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* Fast icon component which only supports font glyphs (not images) and can't be targeted by customizations.
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* To style the icon, use `className` or reference `ms-Icon` in CSS.
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* {@docCategory Icon}
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*/
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export var FontIcon = function (props) {
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var iconName = props.iconName, className = props.className, _a = props.style, style = _a === void 0 ? {} : _a;
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var iconContent = getIconContent(iconName) || {};
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var iconClassName = iconContent.iconClassName, children = iconContent.children, fontFamily = iconContent.fontFamily, mergeImageProps = iconContent.mergeImageProps;
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var nativeProps = getNativeProps(props, htmlElementProperties);
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var accessibleName = props['aria-label'] || props.title;
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var containerProps = props['aria-label'] || props['aria-labelledby'] || props.title
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? {
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role: mergeImageProps ? undefined : 'img',
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}
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: {
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'aria-hidden': true,
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};
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var finalChildren = children;
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if (mergeImageProps) {
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if (typeof children === 'object' && typeof children.props === 'object' && accessibleName) {
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finalChildren = React.cloneElement(children, { alt: accessibleName });
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}
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}
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return (React.createElement("i", __assign({ "data-icon-name": iconName }, containerProps, nativeProps, (mergeImageProps
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? {
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title: undefined,
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'aria-label': undefined,
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}
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: {}), { className: css(MS_ICON, classNames.root, iconClassName, !iconName && classNames.placeholder, className),
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// Apply the font family this way to ensure it doesn't get overridden by Fabric Core ms-Icon styles
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// https://github.com/microsoft/fluentui/issues/10449
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style: __assign({ fontFamily: fontFamily }, style) }), finalChildren));
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};
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/**
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* Memoized helper for rendering a FontIcon.
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* @param iconName - The name of the icon to use from the icon font.
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* @param className - Class name for styling the icon.
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* @param ariaLabel - Label for the icon for the benefit of screen readers.
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* {@docCategory Icon}
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*/
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export var getFontIcon = memoizeFunction(function (iconName, className, ariaLabel) {
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return FontIcon({ iconName: iconName, className: className, 'aria-label': ariaLabel });
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});
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//# sourceMappingURL=FontIcon.js.map
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