@fluentui/react-northstar
Version:
A themable React component library.
162 lines (159 loc) • 6.36 kB
JavaScript
import _get from "lodash/get";
import _map from "lodash/map";
import _findIndex from "lodash/findIndex";
import _filter from "lodash/filter";
import { toolbarRadioGroupBehavior, toolbarRadioGroupItemBehavior } from '@fluentui/accessibility';
import { compose, getElementType, mergeVariablesOverrides, useUnhandledProps, useAccessibility, useStyles, useFluentContext, useTelemetry } from '@fluentui/react-bindings';
import { Ref } from '@fluentui/react-component-ref';
import * as customPropTypes from '@fluentui/react-proptypes';
import * as PropTypes from 'prop-types';
import * as React from 'react';
import { createShorthand, childrenExist, commonPropTypes } from '../../utils';
import { ToolbarDivider } from './ToolbarDivider';
import { ToolbarItem } from './ToolbarItem';
import { ToolbarVariablesContext, ToolbarVariablesProvider } from './toolbarVariablesContext';
export var toolbarRadioGroupClassName = 'ui-toolbars'; // FIXME: required by getComponentInfo/isConformant. But this is group inside a toolbar not a group of toolbars
/**
* A ToolbarRadioGroup renders Toolbar item as a group of mutually exclusive options.
* Component doesn't implement mutual exclusiveness, it just serves accessibility purposes.
*
* @accessibility
* Implements [ARIA RadioGroup](https://www.w3.org/TR/wai-aria-practices/#radiobutton) design pattern.
*/
export var ToolbarRadioGroup = /*#__PURE__*/function () {
var ToolbarRadioGroup = compose(function (props, ref, composeOptions) {
var context = useFluentContext();
var _useTelemetry = useTelemetry(composeOptions.displayName, context.telemetry),
setStart = _useTelemetry.setStart,
setEnd = _useTelemetry.setEnd;
setStart();
var accessibility = props.accessibility,
activeIndex = props.activeIndex,
children = props.children,
className = props.className,
design = props.design,
items = props.items,
variables = props.variables,
styles = props.styles;
var itemRefs = [];
var slotProps = composeOptions.resolveSlotProps(props);
var parentVariables = React.useContext(ToolbarVariablesContext);
var mergedVariables = mergeVariablesOverrides(parentVariables, variables);
var getA11yProps = useAccessibility(accessibility, {
debugName: composeOptions.displayName,
actionHandlers: {
nextItem: function nextItem(event) {
return setFocusedItem(event, 1);
},
prevItem: function prevItem(event) {
return setFocusedItem(event, -1);
}
},
rtl: context.rtl
});
var _useStyles = useStyles(composeOptions.displayName, {
className: composeOptions.className,
composeOptions: composeOptions,
mapPropsToInlineStyles: function mapPropsToInlineStyles() {
return {
className: className,
design: design,
styles: styles,
variables: mergedVariables
};
},
rtl: context.rtl,
unstable_props: props
}),
classes = _useStyles.classes;
var setFocusedItem = function setFocusedItem(event, direction) {
// filter items which are not disabled
var filteredRadioItems = _filter(itemRefs, function (item, index) {
var currentItem = items[index];
return currentItem && !currentItem.disabled;
});
// get the index of currently focused element (w/ tabindex = 0) or the first one as default
var currentFocusedIndex = _findIndex(filteredRadioItems, function (item) {
return item.current.tabIndex === 0;
}) || 0;
var itemsLength = filteredRadioItems.length;
var nextIndex = currentFocusedIndex + direction;
if (nextIndex >= itemsLength) {
nextIndex = 0;
}
if (nextIndex < 0) {
nextIndex = itemsLength - 1;
}
var nextItemToFocus = filteredRadioItems[nextIndex].current;
if (nextItemToFocus) {
nextItemToFocus.focus();
}
if (context.target.activeElement === nextItemToFocus) {
event.stopPropagation();
}
event.preventDefault();
};
var renderItems = function renderItems() {
return _map(items, function (item, index) {
var kind = _get(item, 'kind', 'item');
var ref = /*#__PURE__*/React.createRef();
itemRefs[index] = ref;
if (kind === 'divider') {
return createShorthand(composeOptions.slots.divider, item, {
defaultProps: function defaultProps() {
return slotProps.divider;
}
});
}
var toolbarItem = createShorthand(composeOptions.slots.item, item, {
defaultProps: function defaultProps() {
return Object.assign({}, slotProps.item, {
active: activeIndex === index
});
}
});
return /*#__PURE__*/React.createElement(Ref, {
innerRef: ref,
key: toolbarItem.key
}, toolbarItem);
});
};
var ElementType = getElementType(props);
var unhandledProps = useUnhandledProps(composeOptions.handledProps, props);
var element = /*#__PURE__*/React.createElement(ElementType, getA11yProps('root', Object.assign({}, unhandledProps, {
className: classes.root,
ref: ref
})), /*#__PURE__*/React.createElement(ToolbarVariablesProvider, {
value: mergedVariables
}, childrenExist(children) ? children : renderItems()));
setEnd();
return element;
}, {
className: toolbarRadioGroupClassName,
displayName: 'ToolbarRadioGroup',
slots: {
item: ToolbarItem,
divider: ToolbarDivider
},
slotProps: function slotProps() {
return {
item: {
accessibility: toolbarRadioGroupItemBehavior
}
};
},
shorthandConfig: {
mappedProp: 'content'
},
handledProps: ['accessibility', 'as', 'children', 'className', 'content', 'design', 'styles', 'variables', 'activeIndex', 'items']
});
ToolbarRadioGroup.propTypes = Object.assign({}, commonPropTypes.createCommon(), {
activeIndex: PropTypes.number,
items: customPropTypes.collectionShorthandWithKindProp(['divider', 'item'])
});
ToolbarRadioGroup.defaultProps = {
accessibility: toolbarRadioGroupBehavior
};
return ToolbarRadioGroup;
}();
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