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554 lines
16 KiB
554 lines
16 KiB
import omit from 'omit.js';
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import PropTypes from '../_util/vue-types';
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import Trigger from '../vc-trigger';
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import KeyCode from '../_util/KeyCode';
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import { connect } from '../_util/store';
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import SubPopupMenu from './SubPopupMenu';
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import placements from './placements';
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import BaseMixin from '../_util/BaseMixin';
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import { getComponentFromProp, filterEmpty, getListeners } from '../_util/props-util';
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import { requestAnimationTimeout, cancelAnimationTimeout } from '../_util/requestAnimationTimeout';
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import { noop, loopMenuItemRecursively, getMenuIdFromSubMenuEventKey } from './util';
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import getTransitionProps from '../_util/getTransitionProps';
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let guid = 0;
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const popupPlacementMap = {
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horizontal: 'bottomLeft',
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vertical: 'rightTop',
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'vertical-left': 'rightTop',
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'vertical-right': 'leftTop',
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};
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const updateDefaultActiveFirst = (store, eventKey, defaultActiveFirst) => {
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const menuId = getMenuIdFromSubMenuEventKey(eventKey);
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const state = store.getState();
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store.setState({
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defaultActiveFirst: {
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...state.defaultActiveFirst,
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[menuId]: defaultActiveFirst,
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},
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});
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};
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const SubMenu = {
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name: 'SubMenu',
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props: {
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parentMenu: PropTypes.object,
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title: PropTypes.any,
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selectedKeys: PropTypes.array.def([]),
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openKeys: PropTypes.array.def([]),
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openChange: PropTypes.func.def(noop),
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rootPrefixCls: PropTypes.string,
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eventKey: PropTypes.oneOfType([PropTypes.string, PropTypes.number]),
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multiple: PropTypes.bool,
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active: PropTypes.bool, // TODO: remove
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isRootMenu: PropTypes.bool.def(false),
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index: PropTypes.number,
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triggerSubMenuAction: PropTypes.string,
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popupClassName: PropTypes.string,
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getPopupContainer: PropTypes.func,
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forceSubMenuRender: PropTypes.bool,
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openAnimation: PropTypes.oneOfType([PropTypes.string, PropTypes.object]),
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disabled: PropTypes.bool,
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subMenuOpenDelay: PropTypes.number.def(0.1),
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subMenuCloseDelay: PropTypes.number.def(0.1),
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level: PropTypes.number.def(1),
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inlineIndent: PropTypes.number.def(24),
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openTransitionName: PropTypes.string,
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popupOffset: PropTypes.array,
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isOpen: PropTypes.bool,
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store: PropTypes.object,
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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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manualRef: PropTypes.func.def(noop),
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builtinPlacements: PropTypes.object.def(() => ({})),
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itemIcon: PropTypes.any,
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expandIcon: PropTypes.any,
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},
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mixins: [BaseMixin],
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isSubMenu: true,
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data() {
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const props = this.$props;
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const store = props.store;
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const eventKey = props.eventKey;
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const defaultActiveFirst = store.getState().defaultActiveFirst;
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let value = false;
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if (defaultActiveFirst) {
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value = defaultActiveFirst[eventKey];
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}
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updateDefaultActiveFirst(store, eventKey, value);
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return {
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// defaultActiveFirst: false,
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};
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},
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mounted() {
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this.$nextTick(() => {
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this.handleUpdated();
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});
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},
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updated() {
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this.$nextTick(() => {
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this.handleUpdated();
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});
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},
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beforeDestroy() {
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const { eventKey } = this;
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this.__emit('destroy', eventKey);
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/* istanbul ignore if */
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if (this.minWidthTimeout) {
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cancelAnimationTimeout(this.minWidthTimeout);
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this.minWidthTimeout = null;
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}
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/* istanbul ignore if */
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if (this.mouseenterTimeout) {
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cancelAnimationTimeout(this.mouseenterTimeout);
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this.mouseenterTimeout = null;
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}
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},
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methods: {
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handleUpdated() {
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const { mode, parentMenu, manualRef } = this.$props;
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// invoke customized ref to expose component to mixin
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if (manualRef) {
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manualRef(this);
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}
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if (mode !== 'horizontal' || !parentMenu.isRootMenu || !this.isOpen) {
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return;
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}
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this.minWidthTimeout = requestAnimationTimeout(() => this.adjustWidth(), 0);
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},
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onKeyDown(e) {
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const keyCode = e.keyCode;
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const menu = this.menuInstance;
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const { store, isOpen } = this.$props;
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if (keyCode === KeyCode.ENTER) {
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this.onTitleClick(e);
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updateDefaultActiveFirst(store, this.eventKey, true);
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return true;
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}
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if (keyCode === KeyCode.RIGHT) {
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if (isOpen) {
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menu.onKeyDown(e);
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} else {
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this.triggerOpenChange(true);
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// need to update current menu's defaultActiveFirst value
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updateDefaultActiveFirst(store, this.eventKey, true);
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}
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return true;
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}
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if (keyCode === KeyCode.LEFT) {
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let handled;
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if (isOpen) {
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handled = menu.onKeyDown(e);
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} else {
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return undefined;
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}
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if (!handled) {
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this.triggerOpenChange(false);
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handled = true;
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}
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return handled;
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}
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if (isOpen && (keyCode === KeyCode.UP || keyCode === KeyCode.DOWN)) {
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return menu.onKeyDown(e);
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}
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return undefined;
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},
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onPopupVisibleChange(visible) {
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this.triggerOpenChange(visible, visible ? 'mouseenter' : 'mouseleave');
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},
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onMouseEnter(e) {
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const { eventKey: key, store } = this.$props;
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updateDefaultActiveFirst(store, key, false);
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this.__emit('mouseenter', {
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key,
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domEvent: e,
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});
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},
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onMouseLeave(e) {
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const { eventKey, parentMenu } = this;
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parentMenu.subMenuInstance = this;
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// parentMenu.subMenuLeaveFn = () => {
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// // trigger mouseleave
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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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this.__emit('mouseleave', {
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key: eventKey,
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domEvent: e,
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});
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// prevent popup menu and submenu gap
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// parentMenu.subMenuLeaveTimer = setTimeout(parentMenu.subMenuLeaveFn, 100)
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},
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onTitleMouseEnter(domEvent) {
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const { eventKey: key } = this.$props;
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// this.clearSubMenuTitleLeaveTimer()
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this.__emit('itemHover', {
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key,
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hover: true,
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});
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this.__emit('titleMouseenter', {
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key,
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domEvent,
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});
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},
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onTitleMouseLeave(e) {
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const { eventKey, parentMenu } = this;
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parentMenu.subMenuInstance = this;
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this.__emit('itemHover', {
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key: eventKey,
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hover: false,
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});
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this.__emit('titleMouseleave', {
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key: eventKey,
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domEvent: e,
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});
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},
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onTitleClick(e) {
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const { triggerSubMenuAction, eventKey, isOpen, store } = this.$props;
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this.__emit('titleClick', {
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key: eventKey,
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domEvent: e,
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});
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if (triggerSubMenuAction === 'hover') {
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return;
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}
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this.triggerOpenChange(!isOpen, 'click');
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updateDefaultActiveFirst(store, eventKey, false);
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},
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onSubMenuClick(info) {
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this.__emit('click', this.addKeyPath(info));
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},
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getPrefixCls() {
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return `${this.$props.rootPrefixCls}-submenu`;
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},
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getActiveClassName() {
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return `${this.getPrefixCls()}-active`;
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},
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getDisabledClassName() {
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return `${this.getPrefixCls()}-disabled`;
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},
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getSelectedClassName() {
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return `${this.getPrefixCls()}-selected`;
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},
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getOpenClassName() {
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return `${this.$props.rootPrefixCls}-submenu-open`;
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},
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saveMenuInstance(c) {
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// children menu instance
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this.menuInstance = c;
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},
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addKeyPath(info) {
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return {
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...info,
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keyPath: (info.keyPath || []).concat(this.$props.eventKey),
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};
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},
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// triggerOpenChange (open, type) {
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// const key = this.$props.eventKey
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// this.__emit('openChange', {
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// key,
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// item: this,
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// trigger: type,
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// open,
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// })
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// },
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triggerOpenChange(open, type) {
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const key = this.$props.eventKey;
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const openChange = () => {
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this.__emit('openChange', {
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key,
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item: this,
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trigger: type,
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open,
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});
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};
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if (type === 'mouseenter') {
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// make sure mouseenter happen after other menu item's mouseleave
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this.mouseenterTimeout = requestAnimationTimeout(() => {
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openChange();
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}, 0);
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} else {
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openChange();
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}
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},
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isChildrenSelected() {
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const ret = { find: false };
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loopMenuItemRecursively(this.$slots.default, this.$props.selectedKeys, ret);
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return ret.find;
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},
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// isOpen () {
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// return this.$props.openKeys.indexOf(this.$props.eventKey) !== -1
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// },
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adjustWidth() {
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/* istanbul ignore if */
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if (!this.$refs.subMenuTitle || !this.menuInstance) {
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return;
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}
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const popupMenu = this.menuInstance.$el;
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if (popupMenu.offsetWidth >= this.$refs.subMenuTitle.offsetWidth) {
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return;
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}
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/* istanbul ignore next */
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popupMenu.style.minWidth = `${this.$refs.subMenuTitle.offsetWidth}px`;
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},
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renderChildren(children) {
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const props = this.$props;
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const { select, deselect, openChange } = getListeners(this);
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const subPopupMenuProps = {
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props: {
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mode: props.mode === 'horizontal' ? 'vertical' : props.mode,
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visible: props.isOpen,
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level: props.level + 1,
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inlineIndent: props.inlineIndent,
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focusable: false,
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selectedKeys: props.selectedKeys,
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eventKey: `${props.eventKey}-menu-`,
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openKeys: props.openKeys,
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openTransitionName: props.openTransitionName,
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openAnimation: props.openAnimation,
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subMenuOpenDelay: props.subMenuOpenDelay,
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parentMenu: this,
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subMenuCloseDelay: props.subMenuCloseDelay,
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forceSubMenuRender: props.forceSubMenuRender,
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triggerSubMenuAction: props.triggerSubMenuAction,
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builtinPlacements: props.builtinPlacements,
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defaultActiveFirst: props.store.getState().defaultActiveFirst[
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getMenuIdFromSubMenuEventKey(props.eventKey)
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],
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multiple: props.multiple,
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prefixCls: props.rootPrefixCls,
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manualRef: this.saveMenuInstance,
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itemIcon: getComponentFromProp(this, 'itemIcon'),
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expandIcon: getComponentFromProp(this, 'expandIcon'),
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children,
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},
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on: {
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click: this.onSubMenuClick,
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select,
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deselect,
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openChange,
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},
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id: this.internalMenuId,
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};
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const baseProps = subPopupMenuProps.props;
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const haveRendered = this.haveRendered;
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this.haveRendered = true;
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this.haveOpened = this.haveOpened || baseProps.visible || baseProps.forceSubMenuRender;
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// never rendered not planning to, don't render
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if (!this.haveOpened) {
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return <div />;
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}
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// don't show transition on first rendering (no animation for opened menu)
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// show appear transition if it's not visible (not sure why)
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// show appear transition if it's not inline mode
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const transitionAppear = haveRendered || !baseProps.visible || !baseProps.mode === 'inline';
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subPopupMenuProps.class = ` ${baseProps.prefixCls}-sub`;
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let animProps = { appear: transitionAppear, css: false };
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let transitionProps = {
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props: animProps,
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on: {},
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};
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if (baseProps.openTransitionName) {
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transitionProps = getTransitionProps(baseProps.openTransitionName, {
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appear: transitionAppear,
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});
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} else if (typeof baseProps.openAnimation === 'object') {
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animProps = { ...animProps, ...(baseProps.openAnimation.props || {}) };
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if (!transitionAppear) {
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animProps.appear = false;
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}
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} else if (typeof baseProps.openAnimation === 'string') {
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transitionProps = getTransitionProps(baseProps.openAnimation, { appear: transitionAppear });
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}
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if (typeof baseProps.openAnimation === 'object' && baseProps.openAnimation.on) {
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transitionProps.on = baseProps.openAnimation.on;
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}
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return (
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<transition {...transitionProps}>
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<SubPopupMenu v-show={props.isOpen} {...subPopupMenuProps} />
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</transition>
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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 { rootPrefixCls, parentMenu } = this;
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const isOpen = props.isOpen;
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const prefixCls = this.getPrefixCls();
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const isInlineMode = props.mode === 'inline';
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const className = {
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[prefixCls]: true,
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[`${prefixCls}-${props.mode}`]: true,
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[this.getOpenClassName()]: isOpen,
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[this.getActiveClassName()]: props.active || (isOpen && !isInlineMode),
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[this.getDisabledClassName()]: props.disabled,
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[this.getSelectedClassName()]: this.isChildrenSelected(),
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};
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if (!this.internalMenuId) {
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if (props.eventKey) {
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this.internalMenuId = `${props.eventKey}$Menu`;
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} else {
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this.internalMenuId = `$__$${++guid}$Menu`;
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}
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}
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let mouseEvents = {};
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let titleClickEvents = {};
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let titleMouseEvents = {};
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if (!props.disabled) {
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mouseEvents = {
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mouseleave: this.onMouseLeave,
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mouseenter: this.onMouseEnter,
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};
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// only works in title, not outer li
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titleClickEvents = {
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click: this.onTitleClick,
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};
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titleMouseEvents = {
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mouseenter: this.onTitleMouseEnter,
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mouseleave: this.onTitleMouseLeave,
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};
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}
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const style = {};
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if (isInlineMode) {
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style.paddingLeft = `${props.inlineIndent * props.level}px`;
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}
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let ariaOwns = {};
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// only set aria-owns when menu is open
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// otherwise it would be an invalid aria-owns value
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// since corresponding node cannot be found
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if (isOpen) {
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ariaOwns = {
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'aria-owns': this.internalMenuId,
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};
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}
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const titleProps = {
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attrs: {
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'aria-expanded': isOpen,
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...ariaOwns,
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'aria-haspopup': 'true',
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title: typeof props.title === 'string' ? props.title : undefined,
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},
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on: {
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...titleMouseEvents,
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...titleClickEvents,
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},
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style,
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class: `${prefixCls}-title`,
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ref: 'subMenuTitle',
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};
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// expand custom icon should NOT be displayed in menu with horizontal mode.
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let icon = null;
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if (props.mode !== 'horizontal') {
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icon = getComponentFromProp(this, 'expandIcon', props);
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}
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const title = (
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<div {...titleProps}>
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{getComponentFromProp(this, 'title')}
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{icon || <i class={`${prefixCls}-arrow`} />}
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</div>
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);
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const children = this.renderChildren(filterEmpty(this.$slots.default));
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const getPopupContainer = this.parentMenu.isRootMenu
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? this.parentMenu.getPopupContainer
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: triggerNode => triggerNode.parentNode;
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const popupPlacement = popupPlacementMap[props.mode];
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const popupAlign = props.popupOffset ? { offset: props.popupOffset } : {};
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const popupClassName = props.mode === 'inline' ? '' : props.popupClassName;
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const liProps = {
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on: { ...omit(getListeners(this), ['click']), ...mouseEvents },
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class: className,
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};
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return (
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<li {...liProps} role="menuitem">
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{isInlineMode && title}
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{isInlineMode && children}
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{!isInlineMode && (
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<Trigger
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prefixCls={prefixCls}
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popupClassName={`${prefixCls}-popup ${rootPrefixCls}-${
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parentMenu.theme
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} ${popupClassName || ''}`}
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getPopupContainer={getPopupContainer}
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builtinPlacements={placements}
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builtinPlacements={Object.assign({}, placements, props.builtinPlacements)}
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popupPlacement={popupPlacement}
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popupVisible={isOpen}
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popupAlign={popupAlign}
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action={props.disabled ? [] : [props.triggerSubMenuAction]}
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mouseEnterDelay={props.subMenuOpenDelay}
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mouseLeaveDelay={props.subMenuCloseDelay}
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onPopupVisibleChange={this.onPopupVisibleChange}
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forceRender={props.forceSubMenuRender}
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// popupTransitionName='rc-menu-open-slide-up'
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// popupAnimation={transitionProps}
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>
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<template slot="popup">{children}</template>
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{title}
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</Trigger>
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)}
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</li>
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);
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},
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};
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const connected = connect(({ openKeys, activeKey, selectedKeys }, { eventKey, subMenuKey }) => ({
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isOpen: openKeys.indexOf(eventKey) > -1,
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active: activeKey[subMenuKey] === eventKey,
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selectedKeys,
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}))(SubMenu);
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connected.isSubMenu = true;
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export default connected;
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