element-plus
Version:
A Component Library for Vue 3
62 lines (59 loc) • 2 kB
JavaScript
import SubMenu from './submenu.mjs';
import { getEventCode } from '../../../../utils/dom/event.mjs';
import { EVENT_CODE } from '../../../../constants/aria.mjs';
import { triggerEvent } from '../../../../utils/dom/aria.mjs';
var __defProp = Object.defineProperty;
var __defNormalProp = (obj, key, value) => key in obj ? __defProp(obj, key, { enumerable: true, configurable: true, writable: true, value }) : obj[key] = value;
var __publicField = (obj, key, value) => __defNormalProp(obj, key + "" , value);
class MenuItem {
constructor(domNode, namespace) {
this.domNode = domNode;
__publicField(this, "submenu", null);
this.submenu = null;
this.init(namespace);
}
init(namespace) {
this.domNode.setAttribute("tabindex", "0");
const menuChild = this.domNode.querySelector(`.${namespace}-menu`);
if (menuChild) {
this.submenu = new SubMenu(this, menuChild);
}
this.addListeners();
}
addListeners() {
this.domNode.addEventListener("keydown", (event) => {
const code = getEventCode(event);
let prevDef = false;
switch (code) {
case EVENT_CODE.down: {
triggerEvent(event.currentTarget, "mouseenter");
this.submenu && this.submenu.gotoSubIndex(0);
prevDef = true;
break;
}
case EVENT_CODE.up: {
triggerEvent(event.currentTarget, "mouseenter");
this.submenu && this.submenu.gotoSubIndex(this.submenu.subMenuItems.length - 1);
prevDef = true;
break;
}
case EVENT_CODE.tab: {
triggerEvent(event.currentTarget, "mouseleave");
break;
}
case EVENT_CODE.enter:
case EVENT_CODE.numpadEnter:
case EVENT_CODE.space: {
prevDef = true;
event.currentTarget.click();
break;
}
}
if (prevDef) {
event.preventDefault();
}
});
}
}
export { MenuItem as default };
//# sourceMappingURL=menu-item.mjs.map