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import PropTypes from '../_util/vue-types';
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import KeyCode from '../_util/KeyCode';
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import BaseMixin from '../_util/BaseMixin';
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import scrollIntoView from 'dom-scroll-into-view';
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import { connect } from '../_util/store';
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import { noop, menuAllProps } from './util';
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import { getComponentFromProp } from '../_util/props-util';
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const props = {
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attribute: PropTypes.object,
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rootPrefixCls: PropTypes.string,
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eventKey: PropTypes.oneOfType([PropTypes.string, PropTypes.number]),
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active: PropTypes.bool,
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selectedKeys: PropTypes.array,
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disabled: PropTypes.bool,
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title: PropTypes.any,
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index: PropTypes.number,
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inlineIndent: PropTypes.number.def(24),
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level: PropTypes.number.def(1),
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mode: PropTypes.oneOf([
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'horizontal',
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'vertical',
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'vertical-left',
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'vertical-right',
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'inline',
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]).def('vertical'),
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parentMenu: PropTypes.object,
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multiple: PropTypes.bool,
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value: PropTypes.any,
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isSelected: PropTypes.bool,
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manualRef: PropTypes.func.def(noop),
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role: PropTypes.any,
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subMenuKey: PropTypes.string,
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itemIcon: PropTypes.any,
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// clearSubMenuTimers: PropTypes.func.def(noop),
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};
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const MenuItem = {
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name: 'MenuItem',
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props,
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mixins: [BaseMixin],
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isMenuItem: true,
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created() {
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// invoke customized ref to expose component to mixin
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this.callRef();
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},
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updated() {
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this.$nextTick(() => {
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if (this.active) {
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scrollIntoView(this.$el, this.parentMenu.$el, {
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onlyScrollIfNeeded: true,
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});
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}
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});
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this.callRef();
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},
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beforeDestroy() {
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const props = this.$props;
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this.__emit('destroy', props.eventKey);
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},
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methods: {
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onKeyDown(e) {
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const keyCode = e.keyCode;
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if (keyCode === KeyCode.ENTER) {
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this.onClick(e);
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return true;
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}
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},
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onMouseLeave(e) {
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const { eventKey } = this.$props;
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this.__emit('itemHover', {
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key: eventKey,
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hover: false,
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});
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this.__emit('mouseleave', {
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key: eventKey,
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domEvent: e,
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});
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},
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onMouseEnter(e) {
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const { eventKey } = this;
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this.__emit('itemHover', {
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key: eventKey,
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hover: true,
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});
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this.__emit('mouseenter', {
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key: eventKey,
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domEvent: e,
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});
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},
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onClick(e) {
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const { eventKey, multiple, isSelected } = this.$props;
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const info = {
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key: eventKey,
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keyPath: [eventKey],
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item: this,
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domEvent: e,
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};
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this.__emit('click', info);
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if (multiple) {
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if (isSelected) {
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this.__emit('deselect', info);
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} else {
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this.__emit('select', info);
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}
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} else if (!isSelected) {
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this.__emit('select', info);
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}
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},
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getPrefixCls() {
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return `${this.$props.rootPrefixCls}-item`;
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},
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getActiveClassName() {
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return `${this.getPrefixCls()}-active`;
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},
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getSelectedClassName() {
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return `${this.getPrefixCls()}-selected`;
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},
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getDisabledClassName() {
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return `${this.getPrefixCls()}-disabled`;
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},
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callRef() {
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if (this.manualRef) {
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this.manualRef(this);
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}
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},
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},
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render() {
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const props = { ...this.$props };
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const className = {
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[this.getPrefixCls()]: true,
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[this.getActiveClassName()]: !props.disabled && props.active,
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[this.getSelectedClassName()]: props.isSelected,
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[this.getDisabledClassName()]: props.disabled,
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};
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let attrs = {
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...props.attribute,
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title: props.title,
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role: props.role || 'menuitem',
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'aria-disabled': props.disabled,
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};
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if (props.role === 'option') {
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// overwrite to option
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attrs = {
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...attrs,
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role: 'option',
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'aria-selected': props.isSelected,
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};
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} else if (props.role === null || props.role === 'none') {
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// sometimes we want to specify role inside <li/> element
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// <li><a role='menuitem'>Link</a></li> would be a good example
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// in this case the role on <li/> should be "none" to
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// remove the implied listitem role.
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// https://www.w3.org/TR/wai-aria-practices-1.1/examples/menubar/menubar-1/menubar-1.html
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attrs.role = 'none';
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}
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// In case that onClick/onMouseLeave/onMouseEnter is passed down from owner
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const mouseEvent = {
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click: props.disabled ? noop : this.onClick,
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mouseleave: props.disabled ? noop : this.onMouseLeave,
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mouseenter: props.disabled ? noop : this.onMouseEnter,
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};
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const style = {};
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if (props.mode === 'inline') {
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style.paddingLeft = `${props.inlineIndent * props.level}px`;
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}
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const listeners = { ...this.$listeners };
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menuAllProps.props.forEach(key => delete props[key]);
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menuAllProps.on.forEach(key => delete listeners[key]);
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const liProps = {
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attrs: {
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...props,
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...attrs,
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},
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on: {
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...listeners,
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...mouseEvent,
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},
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};
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return (
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<li {...liProps} style={style} class={className}>
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{this.$slots.default}
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{getComponentFromProp(this, 'itemIcon', props)}
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</li>
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);
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},
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};
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const connected = connect(({ activeKey, selectedKeys }, { eventKey, subMenuKey }) => ({
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active: activeKey[subMenuKey] === eventKey,
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isSelected: selectedKeys.indexOf(eventKey) !== -1,
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}))(MenuItem);
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export default connected;
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export { props as menuItemProps };
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