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使用js重新对jQuery的部分函数进行了仿写
当前为
此脚本不应直接安装,它是供其他脚本使用的外部库。如果您需要使用该库,请在脚本元属性加入:// @require https://update.cn-greasyfork.org/scripts/465772/1253312/DOMUtils.js
- /**
- * 自己常用的元素工具类
- * @copyright GPL-3.0-only
- * @author WhiteSev
- **/
- (function (global, factory) {
- /**
- * 不使用define
- * typeof define === "function" && define.amd
- * define(factory)
- */
- if (typeof exports === "object" && typeof module !== "undefined") {
- /* 适用于NodeJs或typeScript */
- module.exports = factory();
- } else {
- global = typeof globalThis !== "undefined" ? globalThis : global || self;
- /* 适用于浏览器中,且this对象是window,如果this是其它,那么会在其它对象下注册对象 */
- global.DOMUtils = factory(global.DOMUtils);
- }
- })(typeof window !== "undefined" ? window : this, function (AnotherDOMUtils) {
- const DOMUtils = {};
- /**
- * @type {string} 元素工具类的版本
- */
- DOMUtils.version = "2023-9-20";
- let globalUtils = {
- /**
- * 用于显示元素并获取它的高度宽度等其它属性
- * @param {Element} element
- * @returns {{recovery: Function}} - 恢复
- */
- showElement: function (element) {
- let oldCSS_display = element.style.display;
- let oldCSS_visibility = element.style.visibility;
- let oldCSS_position = element.style.position;
- element.style.display = "block";
- element.style.visibility = "hidden";
- element.style.position = "absolute";
- return {
- recovery() {
- element.style.display = oldCSS_display;
- element.style.visibility = oldCSS_visibility;
- element.style.position = oldCSS_position;
- },
- };
- },
- };
- /**
- * 获取或设置元素的属性值
- * @param {HTMLElement|string} element 目标元素
- * @param {string} attrName 属性名
- * @param {string} [attrValue] 属性值(可选)
- * @returns {?string} 如果传入了attrValue,则返回undefined;否则返回属性值
- * @example
- * // 获取a.xx元素的href属性
- * DOMUtils.attr(document.querySelector("a.xx"),"href");
- * DOMUtils.attr("a.xx","href");
- * > https://xxxx....
- * @example
- * // 修改a.xx元素的href属性为abcd
- * DOMUtils.attr(document.querySelector("a.xx"),"href","abcd");
- * DOMUtils.attr("a.xx","href","abcd");
- * */
- DOMUtils.attr = function (element, attrName, attrValue) {
- if (typeof element === "string") {
- element = document.querySelector(element);
- }
- if (element == null) {
- return;
- }
- if (attrValue === undefined) {
- return element.getAttribute(attrName);
- } else {
- element.setAttribute(attrName, attrValue);
- }
- };
- /**
- * 创建元素
- * @param {string} tagName 元素类型
- * @param {object} property 元素属性
- * @returns {Element}
- * @example
- * // 创建一个DIV元素,且属性class为xxx
- * DOMUtils.createElement("div",{ class:"xxx" });
- * > <div class="xxx"></div>
- * @example
- * // 创建一个DIV元素
- * DOMUtils.createElement("div");
- * > <div></div>
- * @example
- * // 创建一个DIV元素
- * DOMUtils.createElement("div","测试");
- * > <div>测试</div>
- */
- DOMUtils.createElement = function (tagName, property) {
- let tempElement = document.createElement(tagName);
- if (typeof property === "string") {
- tempElement.innerHTML = property;
- return tempElement;
- }
- if (property == null) {
- return tempElement;
- }
- Object.keys(property).forEach((key) => {
- if (key in tempElement || typeof property[key] === "object") {
- tempElement[key] = property[key];
- } else {
- tempElement.setAttribute(key, property[key]);
- }
- });
- return tempElement;
- };
- /**
- * 获取或设置元素的样式属性值
- * @param {Element|string} element 目标元素
- * @param {string|object} property 样式属性名或包含多个属性名和属性值的对象
- * @param {string} [value] 样式属性值(可选)
- * @returns {?string} 如果传入了value,则返回undefined;否则返回样式属性值
- * @example
- * // 获取元素a.xx的CSS属性display
- * DOMUtils.css(document.querySelector("a.xx"),"display");
- * DOMUtils.css("a.xx","display");
- * > "none"
- * @example
- * // 设置元素a.xx的CSS属性display为block
- * DOMUtils.css(document.querySelector("a.xx"),"display","block");
- * DOMUtils.css(document.querySelector("a.xx"),"display","block !important");
- * DOMUtils.css(document.querySelector("a.xx"),{ display: "block" }});
- * DOMUtils.css(document.querySelector("a.xx"),{ display: "block !important" }});
- * DOMUtils.css("a.xx","display","block");
- * DOMUtils.css("a.xx","display","block !important");
- * @example
- * // 设置元素a.xx的CSS属性top为10px
- * DOMUtils.css(document.querySelector("a.xx"),"top","10px");
- * DOMUtils.css(document.querySelector("a.xx"),"top",10);
- * DOMUtils.css(document.querySelector("a.xx"),{ top: "10px" });
- * DOMUtils.css(document.querySelector("a.xx"),{ top: 10 });
- * */
- DOMUtils.css = function (element, property, value) {
- /**
- * 把纯数字没有px的加上
- */
- function handlePixe(propertyName, propertyValue) {
- let allowAddPixe = [
- "width",
- "height",
- "top",
- "left",
- "right",
- "bottom",
- "font-size",
- ];
- if (typeof propertyValue === "number") {
- propertyValue = propertyValue.toString();
- }
- if (
- typeof propertyValue === "string" &&
- allowAddPixe.includes(propertyName) &&
- propertyValue.match(/[0-9]$/gi)
- ) {
- propertyValue = propertyValue + "px";
- }
- return propertyValue;
- }
- if (typeof element === "string") {
- element = document.querySelector(element);
- }
- if (element == null) {
- return;
- }
- if (typeof property === "string") {
- if (value === undefined) {
- return getComputedStyle(element).getPropertyValue(property);
- } else {
- if (value === "string" && value.includes("!important")) {
- element.style.setProperty(property, value, "important");
- } else {
- value = handlePixe(property, value);
- element.style.setProperty(property, value);
- }
- }
- } else if (typeof property === "object") {
- for (let prop in property) {
- if (
- typeof property[prop] === "string" &&
- property[prop].includes("!important")
- ) {
- element.style.setProperty(prop, property[prop], "important");
- } else {
- property[prop] = handlePixe(prop, property[prop]);
- element.style.setProperty(prop, property[prop]);
- }
- }
- }
- };
- /**
- * 获取或设置元素的文本内容
- * @param {Element|element} element 目标元素
- * @param {string} [text] 文本内容(可选)
- * @returns {?string} 如果传入了text,则返回undefined;否则返回文本内容
- * @example
- * // 设置元素a.xx的文本内容为abcd
- * DOMUtils.text(document.querySelector("a.xx"),"abcd")
- * DOMUtils.text("a.xx","abcd")
- * DOMUtils.html("a.xx",document.querySelector("b"))
- * */
- DOMUtils.text = function (element, text) {
- if (typeof element === "string") {
- element = document.querySelector(element);
- }
- if (element == null) {
- return;
- }
- if (text === undefined) {
- return element.textContent || element.innerText;
- } else {
- if (text instanceof Node || text instanceof Element) {
- text = text.textContent || text.innerText;
- }
- if ("textContent" in element) {
- element.textContent = text;
- } else if ("innerText" in element) {
- element.innerText = text;
- }
- }
- };
- /**
- * 获取或设置元素的HTML内容
- * @param {Element|string} element 目标元素
- * @param {Element|string} [html] HTML内容|元素(可选)
- * @returns {?string} 如果传入了html,则返回undefined;否则返回HTML内容
- * @example
- * // 设置元素a.xx的文本内容为<b>abcd</b>
- * DOMUtils.html(document.querySelector("a.xx"),"<b>abcd</b>")
- * DOMUtils.html("a.xx","<b>abcd</b>")
- * DOMUtils.html("a.xx",document.querySelector("b"))
- * */
- DOMUtils.html = function (element, html) {
- if (typeof element === "string") {
- element = document.querySelector(element);
- }
- if (element == null) {
- return;
- }
- if (html == null) {
- return element.innerHTML;
- } else {
- if (html instanceof Node || html instanceof Element) {
- html = html.innerHTML;
- }
- if ("innerHTML" in element) {
- element.innerHTML = html;
- }
- }
- };
- /**
- * 绑定或触发元素的click事件
- * @param {Element|string} element 目标元素
- * @param {function} [handler] 事件处理函数(可选)
- * @example
- * // 触发元素a.xx的click事件
- * DOMUtils.click(document.querySelector("a.xx"))
- * DOMUtils.click("a.xx")
- * DOMUtils.click("a.xx",function(){
- * console.log("触发click事件成功")
- * })
- * */
- DOMUtils.click = function (element, handler) {
- if (typeof element === "string") {
- element = document.querySelector(element);
- }
- if (element == null) {
- return;
- }
- if (handler === undefined) {
- DOMUtils.trigger(element, "click");
- } else {
- DOMUtils.on(element, "click", null, handler);
- }
- };
- /**
- * 绑定或触发元素的blur事件
- * @param {Element|string} element 目标元素
- * @param {function} [handler] 事件处理函数(可选)
- * @example
- * // 触发元素a.xx的blur事件
- * DOMUtils.blur(document.querySelector("a.xx"))
- * DOMUtils.blur("a.xx")
- * DOMUtils.blur("a.xx",function(){
- * console.log("触发blur事件成功")
- * })
- * */
- DOMUtils.blur = function (element, handler) {
- if (typeof element === "string") {
- element = document.querySelector(element);
- }
- if (element == null) {
- return;
- }
- if (handler === undefined) {
- DOMUtils.trigger(element, "blur");
- } else {
- DOMUtils.on(element, "blur", null, handler);
- }
- };
- /**
- * 绑定或触发元素的focus事件
- * @param {Element|string|window} element 目标元素
- * @param {?function} [handler] 事件处理函数(可选)
- * @example
- * // 触发元素a.xx的focus事件
- * DOMUtils.focus(document.querySelector("a.xx"))
- * DOMUtils.focus("a.xx")
- * DOMUtils.focus("a.xx",function(){
- * console.log("触发focus事件成功")
- * })
- * */
- DOMUtils.focus = function (element, handler) {
- if (typeof element === "string") {
- element = document.querySelector(element);
- }
- if (element == null) {
- return;
- }
- if (handler === undefined) {
- DOMUtils.trigger(element, "focus");
- } else {
- DOMUtils.on(element, "focus", null, handler);
- }
- };
- /**
- * 获取或设置元素的value属性值
- * @param {Element|string} element 目标元素
- * @param {string} [value] value属性值(可选)
- * @returns {string|undefined} 如果传入了value,则返回undefined;否则返回value属性值
- * @example
- * // 获取元素input.xx的复选框值
- * DOMUtils.val(document.querySelector("input.xx"))
- * DOMUtils.val("input.xx")
- * > true
- * @example
- * // 修改元素input.xx的复选框值为true
- * DOMUtils.val(document.querySelector("input.xx"),true)
- * DOMUtils.val("input.xx",true)
- * */
- DOMUtils.val = function (element, value) {
- if (typeof element === "string") {
- element = document.querySelector(element);
- }
- if (element == null) {
- return;
- }
- if (value == null) {
- if (
- element.localName === "input" &&
- (element.type === "checkbox" || element.type === "radio")
- ) {
- return element.checked;
- } else {
- return element.value;
- }
- } else {
- if (
- element.localName === "input" &&
- (element.type === "checkbox" || element.type === "radio")
- ) {
- element.checked = !!value;
- } else {
- element.value = value;
- }
- }
- };
- /**
- * 获取或设置元素的属性值
- * @param {Element|string} element 目标元素
- * @param {string} propName 属性名
- * @param {string} [propValue] 属性值(可选)
- * @returns {string|undefined} 如果传入了propValue,则返回undefined;否则返回属性值
- * @example
- * // 获取元素a.xx的属性data-value
- * DOMUtils.val(document.querySelector("a.xx"),"data-value")
- * DOMUtils.val("a.xx","data-value")
- * > undefined
- * @example
- * // 设置元素a.xx的属性data-value为1
- * DOMUtils.val(document.querySelector("a.xx"),"data-value",1)
- * DOMUtils.val("a.xx","data-value",1)
- * */
- DOMUtils.prop = function (element, propName, propValue) {
- if (typeof element === "string") {
- element = document.querySelector(element);
- }
- if (element == null) {
- return;
- }
- if (propValue == null) {
- return element[propName];
- } else {
- element[propName] = propValue;
- }
- };
- /**
- * 移除元素的属性
- * @param {Element|string} element 目标元素
- * @param {string} attrName 属性名
- * @example
- * // 移除元素a.xx的属性data-value
- * DOMUtils.removeAttr(document.querySelector("a.xx"),"data-value")
- * DOMUtils.removeAttr("a.xx","data-value")
- * */
- DOMUtils.removeAttr = function (element, attrName) {
- if (typeof element === "string") {
- element = document.querySelector(element);
- }
- if (element == null) {
- return;
- }
- element.removeAttribute(attrName);
- };
- /**
- * 移除元素class名
- * @param {Element|string} element 目标元素
- * @param {string} className class名
- * @returns {DOMUtils} 原型链
- * @example
- * // 移除元素a.xx的className为xx
- * DOMUtils.removeClass(document.querySelector("a.xx"),"xx")
- * DOMUtils.removeClass("a.xx","xx")
- */
- DOMUtils.removeClass = function (element, className) {
- if (typeof element === "string") {
- element = document.querySelector(element);
- }
- if (element == null) {
- return;
- }
- if (className == null) {
- return;
- }
- element.classList.remove(className);
- };
- /**
- * 移除元素的属性
- * @param {Element|string} element 目标元素
- * @param {string} propName 属性名
- * @example
- * // 移除元素a.xx的href属性
- * DOMUtils.removeProp(document.querySelector("a.xx"),"href")
- * DOMUtils.removeProp("a.xx","href")
- * */
- DOMUtils.removeProp = function (element, propName) {
- if (typeof element === "string") {
- element = document.querySelector(element);
- }
- if (element == null) {
- return;
- }
- delete element[propName];
- };
- /**
- * 将一个元素替换为另一个元素
- * @param {Element|string} element 目标元素
- * @param {Element|string} newElement 新元素
- * @returns {DOMUtils} 原型链
- * @example
- * // 替换元素a.xx为b.xx
- * DOMUtils.replaceWith(document.querySelector("a.xx"),document.querySelector("b.xx"))
- * DOMUtils.replaceWith("a.xx",'<b class="xx"></b>')
- */
- DOMUtils.replaceWith = function (element, newElement) {
- if (typeof element === "string") {
- element = document.querySelector(element);
- }
- if (element == null) {
- return;
- }
- if (typeof newElement === "string") {
- newElement = DOMUtils.parseHTML(newElement, false, false);
- }
- if (element instanceof NodeList || element instanceof Array) {
- element.forEach((item) => {
- DOMUtils.replaceWith(item, newElement);
- });
- } else {
- element.parentElement.replaceChild(newElement, element);
- }
- };
- /**
- * 给元素添加class
- * @param {Element|string} element 目标元素
- * @param {string} className class名
- * @example
- * // 元素a.xx的className添加_vue_
- * DOMUtils.addClass(document.querySelector("a.xx"),"_vue_")
- * DOMUtils.addClass("a.xx","_vue_")
- * */
- DOMUtils.addClass = function (element, className) {
- if (typeof element === "string") {
- element = document.querySelector(element);
- }
- if (element == null) {
- return;
- }
- element.classList.add(className);
- };
- /**
- * 函数在元素内部末尾添加子元素或HTML字符串
- * @param {Element|string} element 目标元素
- * @param {object|string} content 子元素或HTML字符串
- * @example
- * // 元素a.xx的内部末尾添加一个元素
- * DOMUtils.append(document.querySelector("a.xx"),document.querySelector("b.xx"))
- * DOMUtils.append("a.xx","'<b class="xx"></b>")
- * */
- DOMUtils.append = function (element, content) {
- if (typeof element === "string") {
- element = document.querySelector(element);
- }
- if (element == null) {
- return;
- }
- if (typeof content === "string") {
- element.insertAdjacentHTML("beforeend", content);
- } else {
- element.appendChild(content);
- }
- };
- /**
- * 函数 在元素内部开头添加子元素或HTML字符串
- * @param {Element|string} element 目标元素
- * @param {object|string} content 子元素或HTML字符串
- * @example
- * // 元素a.xx内部开头添加一个元素
- * DOMUtils.prepend(document.querySelector("a.xx"),document.querySelector("b.xx"))
- * DOMUtils.prepend("a.xx","'<b class="xx"></b>")
- * */
- DOMUtils.prepend = function (element, content) {
- if (typeof element === "string") {
- element = document.querySelector(element);
- }
- if (element == null) {
- return;
- }
- if (typeof content === "string") {
- element.insertAdjacentHTML("afterbegin", content);
- } else {
- element.insertBefore(content, element.firstChild);
- }
- };
- /**
- * 在元素后面添加兄弟元素或HTML字符串
- * @param {Element|string} element 目标元素
- * @param {object|string} content 兄弟元素或HTML字符串
- * @example
- * // 元素a.xx后面添加一个元素
- * DOMUtils.after(document.querySelector("a.xx"),document.querySelector("b.xx"))
- * DOMUtils.after("a.xx","'<b class="xx"></b>")
- * */
- DOMUtils.after = function (element, content) {
- if (typeof element === "string") {
- element = document.querySelector(element);
- }
- if (element == null) {
- return;
- }
- if (typeof content === "string") {
- element.insertAdjacentHTML("afterend", content);
- } else {
- element.parentElement.insertBefore(content, element.nextSibling);
- }
- };
- /**
- * 在元素前面添加兄弟元素或HTML字符串
- * @param {Element|string} element 目标元素
- * @param {object|string} content 兄弟元素或HTML字符串
- * @example
- * // 元素a.xx前面添加一个元素
- * DOMUtils.before(document.querySelector("a.xx"),document.querySelector("b.xx"))
- * DOMUtils.before("a.xx","'<b class="xx"></b>")
- * */
- DOMUtils.before = function (element, content) {
- if (typeof element === "string") {
- element = document.querySelector(element);
- }
- if (element == null) {
- return;
- }
- if (typeof content === "string") {
- element.insertAdjacentHTML("beforebegin", content);
- } else {
- element.parentElement.insertBefore(content, element);
- }
- };
- /**
- * 移除元素
- * @param {Element|string|NodeList} element 目标元素
- * @example
- * // 元素a.xx前面添加一个元素
- * DOMUtils.remove(document.querySelector("a.xx"))
- * DOMUtils.remove(document.querySelectorAll("a.xx"))
- * DOMUtils.remove("a.xx")
- * */
- DOMUtils.remove = function (element) {
- if (typeof element === "string") {
- element = document.querySelectorAll(element);
- }
- if (element == null) {
- return;
- }
- if (element instanceof NodeList || element instanceof Array) {
- element.forEach(function (item) {
- DOMUtils.remove(item);
- });
- } else {
- element.remove();
- }
- };
- /**
- * 移除元素的所有子元素
- * @param {Element|string} element 目标元素
- * @example
- * // 移除元素a.xx元素的所有子元素
- * DOMUtils.empty(document.querySelector("a.xx"))
- * DOMUtils.empty("a.xx")
- * */
- DOMUtils.empty = function (element) {
- if (typeof element === "string") {
- element = document.querySelector(element);
- }
- if (element == null) {
- return;
- }
- while (element.firstChild) {
- element.removeChild(element.firstChild);
- }
- };
- /**
- * 绑定事件
- * @param {Element|string|NodeList|Array} element 需要绑定的元素
- * @param {string|Array} eventType 需要监听的事件
- * @param {HTMLElement?} selector 子元素选择器
- * @param {Function} callback 事件触发的回调函数
- * @param {Boolean} capture 表示事件是否在捕获阶段触发。默认为false,即在冒泡阶段触发
- * @param {Boolean} once 表示事件是否只触发一次。默认为false
- * @param {Boolean} passive 表示事件监听器是否不会调用preventDefault()。默认为false
- * @example
- * // 监听元素a.xx的click事件
- * DOMUtils.on(document.querySelector("a.xx"),"click",(event)=>{
- * console.log("事件触发",event)
- * })
- * DOMUtils.on("a.xx","click",(event)=>{
- * console.log("事件触发",event)
- * })
- * @example
- * // 监听元素a.xx的click、tap、hover事件
- * DOMUtils.on(document.querySelector("a.xx"),"click tap hover",(event)=>{
- * console.log("事件触发",event)
- * })
- * DOMUtils.on("a.xx",["click","tap","hover"],(event)=>{
- * console.log("事件触发",event)
- * })
- * @example
- * // 监听全局document下的子元素a.xx的click事件
- * DOMUtils.on(document,"click tap hover","a.xx",(event)=>{
- * console.log("事件触发",event)
- * })
- */
- DOMUtils.on = function (
- element,
- eventType,
- selector,
- callback,
- capture = false,
- once = false,
- passive = false
- ) {
- if (typeof element === "string") {
- element = document.querySelectorAll(element);
- }
- if (element == null) {
- return;
- }
- let elementList = [];
- if (element instanceof NodeList || Array.isArray(element)) {
- elementList = [...element];
- } else {
- elementList = [element];
- }
- let eventTypeList = [];
- if (Array.isArray(eventType)) {
- eventTypeList = eventType;
- } else if (typeof eventType === "string") {
- eventTypeList = eventType.split(" ");
- }
- if (typeof selector === "function") {
- /* 这是为没有selector的情况 */
- callback = selector;
- selector = null;
- }
- elementList.forEach((elementItem) => {
- let originCallBack = callback;
- let ownCallBack = function (event) {
- if (selector) {
- let target = event.target;
- let totalParent =
- elementItem == globalThis ? document.documentElement : elementItem;
- if (target.matches(selector)) {
- /* 当前目标可以被selector所匹配到 */
- originCallBack.call(target, event);
- return;
- } else if (
- target.closest(selector) &&
- totalParent.contains(target.closest(selector))
- ) {
- /* 在上层与主元素之间寻找可以被selector所匹配到的 */
- let closestElement = target.closest(selector);
- /* event的target值不能直接修改 */
- Object.defineProperty(event, "target", {
- get: function () {
- return closestElement;
- },
- });
- originCallBack.call(closestElement, event);
- return;
- }
- } else {
- originCallBack.call(event.target, event);
- }
- };
- eventTypeList.forEach((_eventType_) => {
- elementItem.addEventListener(
- _eventType_,
- ownCallBack,
- capture,
- once,
- passive
- );
- });
- if (originCallBack && originCallBack.delegate) {
- elementItem.setAttribute("data-delegate", selector);
- }
- let events = elementItem.events || {};
- events[eventType] = events[eventType] || [];
- events[eventType].push({
- selector: selector,
- callback: ownCallBack,
- });
- elementItem.events = events;
- });
- };
- /**
- * 取消绑定事件
- * @param {Element|string} element 需要取消绑定的元素
- * @param {string|Array} eventType 需要取消监听的事件
- * @param {?string} selector 子元素选择器
- * @param {Function} callback 事件触发的回调函数
- * @param {Boolean} useCapture 表示事件是否在捕获阶段处理,它是一个可选参数,默认为false,表示在冒泡阶段处理事件。
- * 如果在添加事件监听器时指定了useCapture为true,则在移除事件监听器时也必须指定为true
- * @example
- * // 取消监听元素a.xx的click事件
- * DOMUtils.off(document.querySelector("a.xx"),"click")
- * DOMUtils.off("a.xx","click")
- * // 取消监听元素a.xx的click、tap、hover事件
- * DOMUtils.off(document.querySelector("a.xx"),"click tap hover")
- * DOMUtils.off("a.xx",["click","tap","hover"])
- * // 取消监听全局下的a.xx的点击事件
- * DOMUtils.off(document,"click","a.xx")
- */
- DOMUtils.off = function (
- element,
- eventType,
- selector,
- callback,
- useCapture = false
- ) {
- if (typeof element === "string") {
- element = document.querySelector(element);
- }
- if (element == null) {
- return;
- }
- let events = element.events || {};
- let eventTypeList = [];
- if (!eventType) {
- for (let type in events) {
- eventTypeList = [...eventTypeList, type];
- }
- } else if (Array.isArray(eventType)) {
- eventTypeList = eventType;
- } else if (typeof eventType === "string") {
- eventTypeList = eventType.split(" ");
- }
- eventTypeList.forEach((_eventType_) => {
- let handlers = events[eventType] || [];
- for (let i = 0; i < handlers.length; i++) {
- if (
- (!selector || handlers[i].selector === selector) &&
- (!callback || handlers[i].callback === callback)
- ) {
- element.removeEventListener(
- _eventType_,
- handlers[i].callback,
- useCapture
- );
- handlers.splice(i--, 1);
- }
- }
- if (handlers.length === 0) {
- delete events[eventType];
- }
- });
- element.events = events;
- };
- /**
- * 主动触发事件
- * @param {Element|string|window} element 需要触发的元素
- * @param {String|Array} eventType 需要触发的事件
- * @example
- * // 触发元素a.xx的click事件
- * DOMUtils.trigger(document.querySelector("a.xx"),"click")
- * DOMUtils.trigger("a.xx","click")
- * // 触发元素a.xx的click、tap、hover事件
- * DOMUtils.trigger(document.querySelector("a.xx"),"click tap hover")
- * DOMUtils.trigger("a.xx",["click","tap","hover"])
- */
- DOMUtils.trigger = function (element, eventType) {
- if (typeof element === "string") {
- element = document.querySelector(element);
- }
- if (element == null) {
- return;
- }
- let events = element.events || {};
- let eventTypeList = [];
- if (!eventType) {
- for (let type in events) {
- eventTypeList = [...eventTypeList, type];
- }
- } else if (Array.isArray(eventType)) {
- eventTypeList = eventType;
- } else if (typeof eventType === "string") {
- eventTypeList = eventType.split(" ");
- }
- eventTypeList.forEach((_eventType_) => {
- let event = new Event(_eventType_);
- element.dispatchEvent(event);
- });
- };
- /**
- * 设置或返回被选元素相对于文档的偏移坐标
- * @param {Element|string} element
- * @returns {Object}
- * @example
- * // 获取元素a.xx的对于文档的偏移坐标
- * DOMUtils.offset(document.querySelector("a.xx"))
- * DOMUtils.offset("a.xx")
- * > 0
- */
- DOMUtils.offset = function (element) {
- if (typeof element === "string") {
- element = document.querySelector(element);
- }
- if (element == null) {
- return;
- }
- let rect = element.getBoundingClientRect();
- let win = window;
- return {
- top: rect.top + win.scrollY,
- left: rect.left + win.scrollX,
- };
- };
- /**
- * 获取元素的宽度
- * @param {Element|string} element 要获取宽度的元素
- * @returns {Number} 元素的宽度,单位为像素
- * @example
- * // 获取元素a.xx的宽度
- * DOMUtils.width(document.querySelector("a.xx"))
- * DOMUtils.width("a.xx")
- * > 100
- * // 获取window的宽度
- * DOMUtils.width(window)
- * > 400
- * @example
- * // 设置元素a.xx的宽度为200
- * DOMUtils.width(document.querySelector("a.xx"),200)
- * DOMUtils.width("a.xx",200)
- */
- DOMUtils.width = function (element) {
- if (element == globalThis) {
- return window.document.documentElement.clientWidth;
- }
- if (typeof element === "string") {
- element = document.querySelector(element);
- }
- if (element == null) {
- return;
- }
- if (element.nodeType === 9) {
- /* 文档节点 */
- return Math.max(
- element.body.scrollWidth,
- element.documentElement.scrollWidth,
- element.body.offsetWidth,
- element.documentElement.offsetWidth,
- element.documentElement.clientWidth
- );
- }
- let handleElement = globalUtils.showElement(element);
- let view = element.ownerDocument.defaultView;
- if (!view || !view.opener) {
- view = window;
- }
- let styles = view.getComputedStyle(element);
- let elementPaddingLeft = parseFloat(styles.paddingLeft);
- let elementPaddingRight = parseFloat(styles.paddingRight);
- if (isNaN(elementPaddingLeft)) {
- elementPaddingLeft = 0;
- }
- if (isNaN(elementPaddingRight)) {
- elementPaddingRight = 0;
- }
- let elementWidth =
- element.clientWidth - elementPaddingLeft - elementPaddingRight;
- handleElement.recovery();
- return elementWidth;
- };
- /**
- * 获取元素的高度
- * @param {Element|string} element 要获取高度的元素
- * @returns {Number} 元素的高度,单位为像素
- * @example
- * // 获取元素a.xx的高度
- * DOMUtils.height(document.querySelector("a.xx"))
- * DOMUtils.height("a.xx")
- * > 100
- * // 获取window的高度
- * DOMUtils.height(window)
- * > 700
- * @example
- * // 设置元素a.xx的高度为200
- * DOMUtils.height(document.querySelector("a.xx"),200)
- * DOMUtils.height("a.xx",200)
- */
- DOMUtils.height = function (element) {
- if (element == globalThis) {
- return window.document.documentElement.clientHeight;
- }
- if (typeof element === "string") {
- element = document.querySelector(element);
- }
- if (element == null) {
- return;
- }
- if (element.nodeType === 9) {
- /* 文档节点 */
- return Math.max(
- element.body.scrollHeight,
- element.documentElement.scrollHeight,
- element.body.offsetHeight,
- element.documentElement.offsetHeight,
- element.documentElement.clientHeight
- );
- }
- let handleElement = globalUtils.showElement(element);
- let view = element.ownerDocument.defaultView;
- if (!view || !view.opener) {
- view = window;
- }
- let styles = view.getComputedStyle(element);
- let elementPaddingTop = parseFloat(styles.paddingTop);
- let elementPaddingBottom = parseFloat(styles.paddingBottom);
- if (isNaN(elementPaddingTop)) {
- elementPaddingTop = 0;
- }
- if (isNaN(elementPaddingBottom)) {
- elementPaddingBottom = 0;
- }
- let elementHeight =
- element.clientHeight - elementPaddingTop - elementPaddingBottom;
- handleElement.recovery();
- return elementHeight;
- };
- /**
- * 获取元素的外部宽度(包括边框和外边距)
- * @param {Element|string} element 要获取外部宽度的元素
- * @returns {Number} 元素的外部宽度,单位为像素
- * @example
- * // 获取元素a.xx的外部宽度
- * DOMUtils.outerWidth(document.querySelector("a.xx"))
- * DOMUtils.outerWidth("a.xx")
- * > 100
- * // 获取window的外部宽度
- * DOMUtils.outerWidth(window)
- * > 400
- */
- DOMUtils.outerWidth = function (element) {
- if (element == globalThis) {
- return window.innerWidth;
- }
- if (typeof element === "string") {
- element = document.querySelector(element);
- }
- if (element == null) {
- return;
- }
- let handleElement = globalUtils.showElement(element);
- let style = getComputedStyle(element, null);
- let elementMarginLeft = parseFloat(style.marginLeft);
- let elementMarginRight = parseFloat(style.marginRight);
- if (isNaN(elementMarginLeft)) {
- elementMarginLeft = 0;
- }
- if (isNaN(elementMarginRight)) {
- elementMarginRight = 0;
- }
- handleElement.recovery();
- return element.offsetWidth + elementMarginLeft + elementMarginRight;
- };
- /**
- * 获取元素的外部高度(包括边框和外边距)
- * @param {Element|string} element 要获取外部高度的元素
- * @returns {Number} 元素的外部高度,单位为像素
- * @example
- * // 获取元素a.xx的外部高度
- * DOMUtils.outerHeight(document.querySelector("a.xx"))
- * DOMUtils.outerHeight("a.xx")
- * > 100
- * // 获取window的外部高度
- * DOMUtils.outerHeight(window)
- * > 700
- */
- DOMUtils.outerHeight = function (element) {
- if (element == globalThis) {
- return window.innerHeight;
- }
- if (typeof element === "string") {
- element = document.querySelector(element);
- }
- if (element == null) {
- return;
- }
- let handleElement = globalUtils.showElement(element);
- let style = getComputedStyle(element, null);
- let elementMarginTop = parseFloat(style.marginTop);
- let elementMarginBottom = parseFloat(style.marginBottom);
- if (isNaN(elementMarginTop)) {
- elementMarginTop = 0;
- }
- if (isNaN(elementMarginBottom)) {
- elementMarginBottom = 0;
- }
- handleElement.recovery();
- return element.offsetHeight + elementMarginTop + elementMarginBottom;
- };
- /**
- * 等待文档加载完成后执行指定的函数
- * @param {Function} callback 需要执行的函数
- * @example
- * DOMUtils.ready(function(){
- * console.log("文档加载完毕")
- * })
- */
- DOMUtils.ready = function (callback) {
- function completed() {
- document.removeEventListener("DOMContentLoaded", completed);
- window.removeEventListener("load", completed);
- callback();
- }
- if (
- document.readyState === "complete" ||
- (document.readyState !== "loading" && !document.documentElement.doScroll)
- ) {
- window.setTimeout(callback);
- } else {
- /* 监听DOMContentLoaded事件 */
- document.addEventListener("DOMContentLoaded", completed);
- /* 监听load事件 */
- window.addEventListener("load", completed);
- }
- };
- /**
- * 在一定时间内改变元素的样式属性,实现动画效果
- * @param {Element|string} element 需要进行动画的元素
- * @param {Object} styles 动画结束时元素的样式属性
- * @param {Number} [duration=1000] 动画持续时间,单位为毫秒
- * @param {Function} [callback=null] 动画结束后执行的函数
- * @example
- * // 监听元素a.xx的从显示变为隐藏
- * DOMUtils.animate(document.querySelector("a.xx"),{ top:100},1000,function(){
- * console.log("已往上位移100px")
- * })
- */
- DOMUtils.animate = function (
- element,
- styles,
- duration = 1000,
- callback = null
- ) {
- if (typeof element === "string") {
- element = document.querySelector(element);
- }
- if (element == null) {
- return;
- }
- if (typeof duration !== "number" || duration <= 0) {
- throw new TypeError("duration must be a positive number");
- }
- if (typeof callback !== "function" && callback !== null) {
- throw new TypeError("callback must be a function or null");
- }
- if (typeof styles !== "object" || styles === null) {
- throw new TypeError("styles must be an object");
- }
- if (Object.keys(styles).length === 0) {
- throw new Error("styles must contain at least one property");
- }
- let start = performance.now();
- let from = {};
- let to = {};
- for (let prop in styles) {
- from[prop] = element.style[prop] || getComputedStyle(element)[prop];
- to[prop] = styles[prop];
- }
- let timer = setInterval(function () {
- let timePassed = performance.now() - start;
- let progress = timePassed / duration;
- if (progress > 1) {
- progress = 1;
- }
- for (let prop in styles) {
- element.style[prop] =
- from[prop] + (to[prop] - from[prop]) * progress + "px";
- }
- if (progress === 1) {
- clearInterval(timer);
- if (callback) {
- callback();
- }
- }
- }, 10);
- };
- /**
- * 将一个元素包裹在指定的HTML元素中
- * @param {Element|string} element 要包裹的元素
- * @param {string} wrapperHTML 要包裹的HTML元素的字符串表示形式
- * @example
- * // 将a.xx元素外面包裹一层div
- * DOMUtils.wrap(document.querySelector("a.xx"),"<div></div>")
- */
- DOMUtils.wrap = function (element, wrapperHTML) {
- if (typeof element === "string") {
- element = document.querySelector(element);
- }
- if (element == null) {
- return;
- }
- // 创建一个新的div元素,并将wrapperHTML作为其innerHTML
- let wrapper = document.createElement("div");
- wrapper.innerHTML = wrapperHTML;
- wrapper = wrapper.firstChild;
- // 将要包裹的元素插入目标元素前面
- element.parentElement.insertBefore(wrapper, element);
- // 将要包裹的元素移动到wrapper中
- wrapper.appendChild(element);
- };
- /**
- * 获取当前元素的前一个兄弟元素
- * @param {Element|string} element 当前元素
- * @returns {?Element} 前一个兄弟元素
- * @example
- * // 获取a.xx元素前一个兄弟元素
- * DOMUtils.prev(document.querySelector("a.xx"))
- * DOMUtils.prev("a.xx")
- * > <div ...>....</div>
- */
- DOMUtils.prev = function (element) {
- if (typeof element === "string") {
- element = document.querySelector(element);
- }
- if (element == null) {
- return;
- }
- return element.previousElementSibling;
- };
- /**
- * 获取当前元素的后一个兄弟元素
- * @param {Element|string} element 当前元素
- * @returns {?Element} 后一个兄弟元素
- * @example
- * // 获取a.xx元素前一个兄弟元素
- * DOMUtils.next(document.querySelector("a.xx"))
- * DOMUtils.next("a.xx")
- * > <div ...>....</div>
- */
- DOMUtils.next = function (element) {
- if (typeof element === "string") {
- element = document.querySelector(element);
- }
- if (element == null) {
- return;
- }
- return element.nextElementSibling;
- };
- /**
- * 释放原有的DOMUtils控制权
- * @example
- * let DOMUtils = window.DOMUtils.noConflict()
- */
- DOMUtils.noConflict = function () {
- if (window.DOMUtils) {
- delete window.DOMUtils;
- }
- if (AnotherDOMUtils) {
- window.DOMUtils = AnotherDOMUtils;
- }
- return DOMUtils;
- };
- /**
- * 获取当前元素的所有兄弟元素
- * @param {Element|string} element 当前元素
- * @returns {?Array} 所有兄弟元素
- * @example
- * // 获取a.xx元素所有兄弟元素
- * DOMUtils.siblings(document.querySelector("a.xx"))
- * DOMUtils.siblings("a.xx")
- * > (3) [div.logo-wrapper, div.forum-block, div.more-btn-desc]
- */
- DOMUtils.siblings = function (element) {
- if (typeof element === "string") {
- element = document.querySelector(element);
- }
- if (element == null) {
- return;
- }
- return Array.from(element.parentElement.children).filter(
- (child) => child !== element
- );
- };
- /**
- * 获取当前元素的父元素
- * @param {Element|NodeList|string} element 当前元素
- * @returns {?Element|Array} 父元素
- * @example
- * // 获取a.xx元素的父元素
- * DOMUtils.parent(document.querySelector("a.xx"))
- * DOMUtils.parent("a.xx")
- * > <div ...>....</div>
- */
- DOMUtils.parent = function (element) {
- if (typeof element === "string") {
- element = document.querySelector(element);
- }
- if (element == null) {
- return;
- }
- if (element instanceof NodeList || element instanceof Array) {
- let resultArray = [];
- element.forEach((item) => {
- resultArray = resultArray.concat(this.parent(item));
- });
- return resultArray;
- } else {
- return element.parentElement;
- }
- };
- /**
- * 将字符串转为Element元素
- * @param {string} html
- * @param {boolean} useParser 是否使用DOMParser来生成元素,有些时候通过DOMParser生成的元素有点问题
- * @param {boolean} isComplete 是否是完整的
- * @returns {Element}
- * @example
- * // 将字符串转为Element元素
- * DOMUtils.parseHTML("<a href='xxxx'></a>")
- * > <a href="xxxx"></a>
- * @example
- * // 使用DOMParser将字符串转为Element元素
- * DOMUtils.parseHTML("<a href='xxxx'></a>",true)
- * > <a href="xxxx"></a>
- * @example
- * // 由于需要转换的元素是多个元素,将字符串转为完整的Element元素
- * DOMUtils.parseHTML("<a href='xxxx'></a><a href='xxxx'></a>",false, true)
- * > <div><a href="xxxx"></a><a href='xxxx'></a></div>
- * @example
- * // 由于需要转换的元素是多个元素,使用DOMParser将字符串转为完整的Element元素
- * DOMUtils.parseHTML("<a href='xxxx'></a><a href='xxxx'></a>",true, true)
- * > #document
- */
- DOMUtils.parseHTML = function (html, useParser = false, isComplete = false) {
- function parseHTMLByDOMParser() {
- let parser = new DOMParser();
- if (isComplete) {
- return parser.parseFromString(html, "text/html");
- } else {
- return parser.parseFromString(html, "text/html").body.firstChild;
- }
- }
- function parseHTMLByCreateDom() {
- let tempDIV = document.createElement("div");
- tempDIV.innerHTML = html;
- if (isComplete) {
- return tempDIV;
- } else {
- return tempDIV.firstChild;
- }
- }
- if (useParser) {
- return parseHTMLByDOMParser();
- } else {
- return parseHTMLByCreateDom();
- }
- };
- /**
- * 当鼠标移入或移出元素时触发事件
- * @param {Element|string} element 当前元素
- * @param {Function} handler 事件处理函数
- * @example
- * // 监听a.xx元素的移入或移出
- * DOMUtils.hover(document.querySelector("a.xx"),()=>{
- * console.log("移入/移除");
- * })
- * DOMUtils.hover("a.xx",()=>{
- * console.log("移入/移除");
- * })
- */
- DOMUtils.hover = function (element, handler) {
- if (typeof element === "string") {
- element = document.querySelector(element);
- }
- if (element == null) {
- return;
- }
- DOMUtils.on(element, "mouseenter", null, handler);
- DOMUtils.on(element, "mouseleave", null, handler);
- };
- /**
- * 显示元素
- * @param {Element|string} element 当前元素
- * @example
- * // 显示a.xx元素
- * DOMUtils.show(document.querySelector("a.xx"))
- * DOMUtils.show("a.xx")
- */
- DOMUtils.show = function (element) {
- if (typeof element === "string") {
- element = document.querySelector(element);
- }
- if (element == null) {
- return;
- }
- element.style.display = "";
- };
- /**
- * 隐藏元素
- * @param {Element|string} element 当前元素
- * @example
- * // 隐藏a.xx元素
- * DOMUtils.hide(document.querySelector("a.xx"))
- * DOMUtils.hide("a.xx")
- */
- DOMUtils.hide = function (element) {
- if (typeof element === "string") {
- element = document.querySelector(element);
- }
- if (element == null) {
- return;
- }
- element.style.display = "none";
- };
- /**
- * 当按键松开时触发事件
- * @param {Element|string} element 当前元素
- * @param {Function} handler 事件处理函数
- * @example
- * // 监听a.xx元素的按键松开
- * DOMUtils.keyup(document.querySelector("a.xx"),()=>{
- * console.log("按键松开");
- * })
- * DOMUtils.keyup("a.xx",()=>{
- * console.log("按键松开");
- * })
- */
- DOMUtils.keyup = function (element, handler) {
- if (typeof element === "string") {
- element = document.querySelector(element);
- }
- if (element == null) {
- return;
- }
- DOMUtils.on(element, "keyup", null, handler);
- };
- /**
- * 当按键按下时触发事件
- * @param {Element|string} element 当前元素
- * @param {Function} handler 事件处理函数
- * @example
- * // 监听a.xx元素的按键按下
- * DOMUtils.keydown(document.querySelector("a.xx"),()=>{
- * console.log("按键按下");
- * })
- * DOMUtils.keydown("a.xx",()=>{
- * console.log("按键按下");
- * })
- */
- DOMUtils.keydown = function (element, handler) {
- if (typeof element === "string") {
- element = document.querySelector(element);
- }
- if (element == null) {
- return;
- }
- DOMUtils.on(element, "keydown", null, handler);
- };
- /**
- * 淡入元素
- * @param {Element|string} element 当前元素
- * @param {Number} [duration=400] 动画持续时间(毫秒),默认400毫秒
- * @param {Function} callback 动画结束的回调
- * @example
- * // 元素a.xx淡入
- * DOMUtils.fadeIn(document.querySelector("a.xx"),2500,()=>{
- * console.log("淡入完毕");
- * })
- * DOMUtils.fadeIn("a.xx",undefined,()=>{
- * console.log("淡入完毕");
- * })
- */
- DOMUtils.fadeIn = function (element, duration = 400, callback) {
- if (typeof element === "string") {
- element = document.querySelector(element);
- }
- if (element == null) {
- return;
- }
- element.style.opacity = 0;
- element.style.display = "";
- let start = null;
- let timer = null;
- function step(timestamp) {
- if (!start) start = timestamp;
- let progress = timestamp - start;
- element.style.opacity = Math.min(progress / duration, 1);
- if (progress < duration) {
- window.requestAnimationFrame(step);
- } else {
- if (callback && typeof callback === "function") {
- callback();
- }
- window.cancelAnimationFrame(timer);
- }
- }
- timer = window.requestAnimationFrame(step);
- };
- /**
- * 淡出元素
- * @param {Element|string} element 当前元素
- * @param {Number} [duration=400] 动画持续时间(毫秒),默认400毫秒
- * @param {Function} callback 动画结束的回调
- * @example
- * // 元素a.xx淡出
- * DOMUtils.fadeOut(document.querySelector("a.xx"),2500,()=>{
- * console.log("淡出完毕");
- * })
- * DOMUtils.fadeOut("a.xx",undefined,()=>{
- * console.log("淡出完毕");
- * })
- */
- DOMUtils.fadeOut = function (element, duration = 400, callback) {
- if (typeof element === "string") {
- element = document.querySelector(element);
- }
- if (element == null) {
- return;
- }
- element.style.opacity = 1;
- let start = null;
- let timer = null;
- function step(timestamp) {
- if (!start) start = timestamp;
- let progress = timestamp - start;
- element.style.opacity = Math.max(1 - progress / duration, 0);
- if (progress < duration) {
- window.requestAnimationFrame(step);
- } else {
- element.style.display = "none";
- if (typeof callback === "function") {
- callback();
- }
- window.cancelAnimationFrame(timer);
- }
- }
- timer = window.requestAnimationFrame(step);
- };
- /**
- * 切换元素的显示和隐藏状态
- * @param {Element|string} element 当前元素
- * @example
- * // 如果元素a.xx当前是隐藏,则显示,如果是显示,则隐藏
- * DOMUtils.toggle(document.querySelector("a.xx"))
- * DOMUtils.toggle("a.xx")
- */
- DOMUtils.toggle = function (element) {
- if (typeof element === "string") {
- element = document.querySelector(element);
- }
- if (element == null) {
- return;
- }
- if (getComputedStyle(element).getPropertyValue("display") === "none") {
- DOMUtils.show(element);
- } else {
- DOMUtils.hide(element);
- }
- };
- return DOMUtils;
- });