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72 lines
2.2 KiB
72 lines
2.2 KiB
import React, { cloneElement } from 'react';
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import RcDropdown from 'rc-dropdown';
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import classNames from 'classnames';
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import DropdownButton from './dropdown-button';
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import warning from '../_util/warning';
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export interface DropDownProps {
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trigger?: ('click' | 'hover')[];
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overlay: React.ReactNode;
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style?: React.CSSProperties;
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onVisibleChange?: (visible?: boolean) => void;
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visible?: boolean;
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disabled?: boolean;
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align?: Object;
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getPopupContainer?: (triggerNode: Element) => HTMLElement;
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prefixCls?: string;
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className?: string;
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placement?: 'topLeft' | 'topCenter' | 'topRight' | 'bottomLeft' | 'bottomCenter' | 'bottomRight';
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}
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export default class Dropdown extends React.Component<DropDownProps, any> {
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static Button: typeof DropdownButton;
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static defaultProps = {
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prefixCls: 'ant-dropdown',
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mouseEnterDelay: 0.15,
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mouseLeaveDelay: 0.1,
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placement: 'bottomLeft',
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};
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getTransitionName() {
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const { placement = '' } = this.props;
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if (placement.indexOf('top') >= 0) {
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return 'slide-down';
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}
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return 'slide-up';
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}
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componentDidMount() {
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const { overlay } = this.props;
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const overlayProps = (overlay as any).props as any;
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warning(
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!overlayProps.mode || overlayProps.mode === 'vertical',
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`mode="${overlayProps.mode}" is not supported for Dropdown\'s Menu.`,
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);
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}
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render() {
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const { children, prefixCls, overlay, trigger, disabled } = this.props;
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const dropdownTrigger = cloneElement(children as any, {
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className: classNames((children as any).props.className, `${prefixCls}-trigger`),
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disabled,
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});
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// menu cannot be selectable in dropdown defaultly
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const overlayProps = overlay && (overlay as any).props;
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const selectable = (overlayProps && 'selectable' in overlayProps)
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? overlayProps.selectable : false;
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const fixedModeOverlay = cloneElement(overlay as any, {
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mode: 'vertical',
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selectable,
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});
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return (
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<RcDropdown
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{...this.props}
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transitionName={this.getTransitionName()}
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trigger={disabled ? [] : trigger}
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overlay={fixedModeOverlay}
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>
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{dropdownTrigger}
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</RcDropdown>
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);
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}
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}
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