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The layui framework is a front-end UI framework written using its own module specifications. The threshold is extremely low and can be used out of the box. This article introduces inputTags, a type of tag input box used in the layui framework. I hope it will be of some help to you.
layui tag input box inputTags style:
Directory structure:
Page code:
<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title>inputTags</title> <link rel="stylesheet" href="plugins/layui/css/layui.css" /> </head> <body> <div class="tags" id="tags"> <input type="text" name="" id="inputTags" placeholder="回车生成标签" autocomplete="off"> </div> </body> </html> <script type="text/javascript" src="plugins/layui/layui.js"></script> <script> layui.config({ base: 'js/', }).use(['inputTags'], function() { var inputTags = layui.inputTags; inputTags.render({ elem: '#inputTags', //定义输入框input对象 content: [], //默认标签 aldaBtn: true, //是否开启获取所有数据的按钮 done: function(value) { //回车后的回调 console.log("刚刚输入标签===="+value) } }) }) </script>
**inputTags.js**
/* * @Author: layui-2 * @Date: 2018-08-31 11:40:42 * @Last Modified by: layui-2 * @Last Modified time: 2018-09-04 14:44:38 */ layui.define(['jquery','layer'],function(exports){ "use strict"; var $ = layui.jquery,layer = layui.layer //外部接口 ,inputTags = { config: {} //设置全局项 ,set: function(options){ var that = this; that.config = $.extend({}, that.config, options); return that; } // 事件监听 ,on: function(events, callback){ return layui.onevent.call(this, MOD_NAME, events, callback) } } //操作当前实例 ,thisinputTags = function(){ var that = this ,options = that.config; return { config: options } } //字符常量 ,MOD_NAME = 'inputTags' // 构造器 ,Class = function(options){ var that = this; that.config = $.extend({}, that.config, inputTags.config, options); that.render(); }; //默认配置 Class.prototype.config = { close: false //默认:不开启关闭按钮 ,theme: '' //背景:颜色 ,content: [] //默认标签 ,aldaBtn: false //默认配置 }; // 初始化 Class.prototype.init = function(){ var that = this ,spans = '' ,options = that.config ,span = document.createElement("span"), spantext = $(span).text("获取全部数据").addClass('albtn'); if(options.aldaBtn){ $('body').append(spantext) } $.each(options.content,function(index,item){ spans +='<span><em>'+item+'</em><button type="button" class="close">×</button></span>'; // $('<div class="layui-flow-more"><a href="javascript:;">'+ ELEM_TEXT +'</a></div>'); }) options.elem.before(spans) that.events() } Class.prototype.render = function(){ var that = this ,options = that.config options.elem = $(options.elem); that.enter() }; // 回车生成标签 Class.prototype.enter = function(){ var that = this ,spans = '' ,options = that.config; options.elem.focus(); options.elem.keypress(function(event){ var keynum = (event.keyCode ? event.keyCode : event.which); if(keynum == '13'){ var $val = options.elem.val().trim(); if(!$val) return false; if(options.content.indexOf($val) == -1){ options.content.push($val) that.render() spans ='<span><em>'+$val+'</em><button type="button" class="close">×</button></span>'; options.elem.before(spans) } options.done && typeof options.done === 'function' && options.done($val); options.elem.val(''); } }) }; //事件处理 Class.prototype.events = function(){ var that = this ,options = that.config; $('.albtn').on('click',function(){ console.log(options.content) }) $('#tags').on('click','.close',function(){ var Thisremov = $(this).parent('span').remove(), ThisText = $(Thisremov).find('em').text(); options.content.splice($.inArray(ThisText,options.content),1) }) }; //核心入口 inputTags.render = function(options){ var inst = new Class(options); inst.init(); return thisinputTags.call(inst); }; exports('inputTags',inputTags); }).link('css/inputTags.css')
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