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index.tsx
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index.tsx
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/**
* External dependencies
*/
// eslint-disable-next-line no-restricted-imports
import * as Ariakit from '@ariakit/react';
/**
* WordPress dependencies
*/
import {
forwardRef,
createContext,
useContext,
useMemo,
cloneElement,
isValidElement,
useCallback,
} from '@wordpress/element';
import { isRTL } from '@wordpress/i18n';
import { check, chevronRightSmall } from '@wordpress/icons';
import { SVG, Circle } from '@wordpress/primitives';
/**
* Internal dependencies
*/
import { useContextSystem, contextConnect } from '../context';
import type { WordPressComponentProps } from '../context';
import Icon from '../icon';
import type {
DropdownMenuContext as DropdownMenuContextType,
DropdownMenuProps,
DropdownMenuGroupProps,
DropdownMenuGroupLabelProps,
DropdownMenuItemProps,
DropdownMenuCheckboxItemProps,
DropdownMenuRadioItemProps,
DropdownMenuSeparatorProps,
} from './types';
import * as Styled from './styles';
export const DropdownMenuContext = createContext<
DropdownMenuContextType | undefined
>( undefined );
export const DropdownMenuItem = forwardRef<
HTMLDivElement,
WordPressComponentProps< DropdownMenuItemProps, 'div', false >
>( function DropdownMenuItem(
{ prefix, suffix, children, hideOnClick = true, ...props },
ref
) {
const dropdownMenuContext = useContext( DropdownMenuContext );
return (
<Styled.DropdownMenuItem
ref={ ref }
{ ...props }
hideOnClick={ hideOnClick }
store={ dropdownMenuContext?.store }
>
{ prefix && (
<Styled.ItemPrefixWrapper>{ prefix }</Styled.ItemPrefixWrapper>
) }
{ children }
{ suffix && (
<Styled.ItemSuffixWrapper>{ suffix }</Styled.ItemSuffixWrapper>
) }
</Styled.DropdownMenuItem>
);
} );
export const DropdownMenuCheckboxItem = forwardRef<
HTMLDivElement,
WordPressComponentProps< DropdownMenuCheckboxItemProps, 'div', false >
>( function DropdownMenuCheckboxItem(
{ suffix, children, hideOnClick = false, ...props },
ref
) {
const dropdownMenuContext = useContext( DropdownMenuContext );
return (
<Styled.DropdownMenuCheckboxItem
ref={ ref }
{ ...props }
hideOnClick={ hideOnClick }
store={ dropdownMenuContext?.store }
>
<Ariakit.MenuItemCheck
store={ dropdownMenuContext?.store }
render={ <Styled.ItemPrefixWrapper /> }
>
<Icon icon={ check } size={ 24 } />
</Ariakit.MenuItemCheck>
{ children }
{ suffix && (
<Styled.ItemSuffixWrapper>{ suffix }</Styled.ItemSuffixWrapper>
) }
</Styled.DropdownMenuCheckboxItem>
);
} );
const radioCheck = (
<SVG xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24">
<Circle cx={ 12 } cy={ 12 } r={ 3 }></Circle>
</SVG>
);
export const DropdownMenuRadioItem = forwardRef<
HTMLDivElement,
WordPressComponentProps< DropdownMenuRadioItemProps, 'div', false >
>( function DropdownMenuRadioItem(
{ suffix, children, hideOnClick = false, ...props },
ref
) {
const dropdownMenuContext = useContext( DropdownMenuContext );
return (
<Styled.DropdownMenuRadioItem
ref={ ref }
{ ...props }
hideOnClick={ hideOnClick }
store={ dropdownMenuContext?.store }
>
<Ariakit.MenuItemCheck
store={ dropdownMenuContext?.store }
render={ <Styled.ItemPrefixWrapper /> }
>
<Icon icon={ radioCheck } size={ 24 } />
</Ariakit.MenuItemCheck>
{ children }
{ suffix }
</Styled.DropdownMenuRadioItem>
);
} );
export const DropdownMenuGroup = forwardRef<
HTMLDivElement,
WordPressComponentProps< DropdownMenuGroupProps, 'div', false >
>( function DropdownMenuGroup( props, ref ) {
const dropdownMenuContext = useContext( DropdownMenuContext );
return (
<Styled.DropdownMenuGroup
ref={ ref }
{ ...props }
store={ dropdownMenuContext?.store }
/>
);
} );
export const DropdownMenuGroupLabel = forwardRef<
HTMLDivElement,
WordPressComponentProps< DropdownMenuGroupLabelProps, 'div', false >
>( function DropdownMenuGroupLabel( props, ref ) {
const dropdownMenuContext = useContext( DropdownMenuContext );
return (
<Styled.DropdownMenuGroupLabel
ref={ ref }
{ ...props }
store={ dropdownMenuContext?.store }
/>
);
} );
const UnconnectedDropdownMenu = (
props: WordPressComponentProps< DropdownMenuProps, 'div', false >,
ref: React.ForwardedRef< HTMLDivElement >
) => {
const {
// Store props
open,
defaultOpen = false,
onOpenChange,
placement,
// Menu trigger props
trigger,
// Menu props
gutter,
children,
shift,
modal = true,
// From internal components context
variant,
// Rest
...otherProps
} = useContextSystem<
typeof props & Pick< DropdownMenuContextType, 'variant' >
>( props, 'DropdownMenu' );
const parentContext = useContext( DropdownMenuContext );
const computedDirection = isRTL() ? 'rtl' : 'ltr';
// If an explicit value for the `placement` prop is not passed,
// apply a default placement of `bottom-start` for the root dropdown,
// and of `right-start` for nested dropdowns.
let computedPlacement =
props.placement ??
( parentContext?.store ? 'right-start' : 'bottom-start' );
// Swap left/right in case of RTL direction
if ( computedDirection === 'rtl' ) {
if ( /right/.test( computedPlacement ) ) {
computedPlacement = computedPlacement.replace(
'right',
'left'
) as typeof computedPlacement;
} else if ( /left/.test( computedPlacement ) ) {
computedPlacement = computedPlacement.replace(
'left',
'right'
) as typeof computedPlacement;
}
}
const dropdownMenuStore = Ariakit.useMenuStore( {
parent: parentContext?.store,
open,
defaultOpen,
placement: computedPlacement,
focusLoop: true,
setOpen( willBeOpen ) {
onOpenChange?.( willBeOpen );
},
rtl: computedDirection === 'rtl',
} );
const contextValue = useMemo(
() => ( { store: dropdownMenuStore, variant } ),
[ dropdownMenuStore, variant ]
);
// Extract the side from the applied placement — useful for animations.
const appliedPlacementSide = dropdownMenuStore
.useState( 'placement' )
.split( '-' )[ 0 ];
if (
dropdownMenuStore.parent &&
! ( isValidElement( trigger ) && DropdownMenuItem === trigger.type )
) {
// eslint-disable-next-line no-console
console.warn(
'For nested DropdownMenus, the `trigger` should always be a `DropdownMenuItem`.'
);
}
const hideOnEscape = useCallback(
( event: React.KeyboardEvent< Element > ) => {
// Pressing Escape can cause unexpected consequences (ie. exiting
// full screen mode on MacOs, close parent modals...).
event.preventDefault();
// Returning `true` causes the menu to hide.
return true;
},
[]
);
const wrapperProps = useMemo(
() => ( {
dir: computedDirection,
style: {
direction:
computedDirection as React.CSSProperties[ 'direction' ],
},
} ),
[ computedDirection ]
);
return (
<>
{ /* Menu trigger */ }
<Ariakit.MenuButton
ref={ ref }
store={ dropdownMenuStore }
render={
dropdownMenuStore.parent
? cloneElement( trigger, {
// Add submenu arrow, unless a `suffix` is explicitly specified
suffix: trigger.props.suffix ?? (
<Styled.SubmenuChevronIcon
aria-hidden="true"
icon={ chevronRightSmall }
size={ 24 }
/>
),
} )
: trigger
}
/>
{ /* Menu popover */ }
<Styled.DropdownMenu
{ ...otherProps }
modal={ modal }
store={ dropdownMenuStore }
gutter={ gutter ?? ( dropdownMenuStore.parent ? 16 : 8 ) }
shift={ shift ?? ( dropdownMenuStore.parent ? -8 : 0 ) }
hideOnHoverOutside={ false }
data-side={ appliedPlacementSide }
variant={ variant }
wrapperProps={ wrapperProps }
hideOnEscape={ hideOnEscape }
unmountOnHide
>
<DropdownMenuContext.Provider value={ contextValue }>
{ children }
</DropdownMenuContext.Provider>
</Styled.DropdownMenu>
</>
);
};
export const DropdownMenu = contextConnect(
UnconnectedDropdownMenu,
'DropdownMenu'
);
export const DropdownMenuSeparator = forwardRef<
HTMLHRElement,
WordPressComponentProps< DropdownMenuSeparatorProps, 'hr', false >
>( function DropdownMenuSeparator( props, ref ) {
const dropdownMenuContext = useContext( DropdownMenuContext );
return (
<Styled.DropdownMenuSeparator
ref={ ref }
{ ...props }
store={ dropdownMenuContext?.store }
variant={ dropdownMenuContext?.variant }
/>
);
} );