@wordpress/components/build-module/border-control/border-control-dropdown/hook.js

UI components for WordPress.

/**
 * WordPress dependencies
 */
import { useMemo } from '@wordpress/element';

/**
 * Internal dependencies
 */
import * as styles from '../styles';
import { parseQuantityAndUnitFromRawValue } from '../../unit-control/utils';
import { useContextSystem } from '../../context';
import { useCx } from '../../utils/hooks/use-cx';
export function useBorderControlDropdown(props) {
  const {
    border,
    className,
    colors = [],
    enableAlpha = false,
    enableStyle = true,
    onChange,
    previousStyleSelection,
    size = 'default',
    __experimentalIsRenderedInSidebar = false,
    ...otherProps
  } = useContextSystem(props, 'BorderControlDropdown');
  const [widthValue] = parseQuantityAndUnitFromRawValue(border?.width);
  const hasZeroWidth = widthValue === 0;
  const onColorChange = color => {
    const style = border?.style === 'none' ? previousStyleSelection : border?.style;
    const width = hasZeroWidth && !!color ? '1px' : border?.width;
    onChange({
      color,
      style,
      width
    });
  };
  const onStyleChange = style => {
    const width = hasZeroWidth && !!style ? '1px' : border?.width;
    onChange({
      ...border,
      style,
      width
    });
  };
  const onReset = () => {
    onChange({
      ...border,
      color: undefined,
      style: undefined
    });
  };

  // Generate class names.
  const cx = useCx();
  const classes = useMemo(() => {
    return cx(styles.borderControlDropdown, className);
  }, [className, cx]);
  const indicatorClassName = useMemo(() => {
    return cx(styles.borderColorIndicator);
  }, [cx]);
  const indicatorWrapperClassName = useMemo(() => {
    return cx(styles.colorIndicatorWrapper(border, size));
  }, [border, cx, size]);
  const popoverControlsClassName = useMemo(() => {
    return cx(styles.borderControlPopoverControls);
  }, [cx]);
  const popoverContentClassName = useMemo(() => {
    return cx(styles.borderControlPopoverContent);
  }, [cx]);
  const resetButtonWrapperClassName = useMemo(() => {
    return cx(styles.resetButtonWrapper);
  }, [cx]);
  return {
    ...otherProps,
    border,
    className: classes,
    colors,
    enableAlpha,
    enableStyle,
    indicatorClassName,
    indicatorWrapperClassName,
    onColorChange,
    onStyleChange,
    onReset,
    popoverContentClassName,
    popoverControlsClassName,
    resetButtonWrapperClassName,
    size,
    __experimentalIsRenderedInSidebar
  };
}
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