"use strict"; /** * 撤销事件 */ define(function (require, exports, module) { function handle(e) { const utils = require('../../common/utils'); const ctx = require('../../common/ctx'); let event = utils.ParseEvent(e); console.log('触发ctrl + Z 事件', event.target) if (ctx.latestOpDoc !== undefined && ctx.latestOpDoc !== null) { //恢复 ctx.latestOpDoc.recovery(); //测试展示 ctx.showTestText() //阻止事件 utils.ProhibitDefaultEvent(event); } ctx.latestOpDoc = null } //导出 exports.handle = handle; });