IFE-2016-SP_task20_simulate_queue_with_multi_input_and_search
by baishusama
HTML
<div class="panel">
<!-- <input type="text" id="queue-input" /> -->
<textarea name="queue-input" id="queue-input" rows="8"></textarea>
<div class="btns">
<input type="button" id="left-in" value="左侧入->|" />
<input type="button" id="right-in" value="右侧入|<-" />
<input type="button" id="left-out" value="左侧出<-|" />
<input type="button" id="right-out" value="右侧出|->" />
</div>
<div class="search">
<input type="text" id="queue-search-input" placeholder="请输入搜索内容.." />
<input type="button" id="search-queue" value="搜索内容" />
</div>
</div>
<ul class="queue">
</ul>
CSS
body {
font-family: 微软雅黑;
}
.panel {
padding: 10px;
background-color: #ddd;
}
/* .panel > input {
display: block;
-webkit-box-sizing: border-box;
-moz-box-sizing: border-box;
box-sizing: border-box;
border: 1px solid;
width: 100%;
padding: 0 10px;
font-size: 16px;
line-height: 24px;
} */
.panel > textarea {
padding: 0;
width: 100%;
font-size: 18px;
resize: none;
outline: none;
}
.btns {
display: -webkit-flex;
display: -moz-flex;
display: -ms-flex;
display: -o-flex;
display: flex;
flex-flow: row nowrap;
justify-content: space-around;
padding: 10px 0;
}
.btns input {
/*display: block;*/
flex-grow: 1;
margin: 0 3px;
border: none;
border-radius: 2px;
padding: 6px;
background-color: lightpink;
}
.search {
overflow: hidden;
}
.search input {
float: left;
-webkit-box-sizing: border-box;
-moz-box-sizing: border-box;
box-sizing: border-box;
display: block;
border: 0;
padding: 0 10px;
outline: none;
line-height: 30px;
}
.search input[type="text"] {
width: 70%;
}
.search input[type="button"] {
width: 30%;
}
#queue-search {
float: left;
padding: 0 20px;
width: 70%;
line-height: 40px;
}
#search-btn {
float: left;
padding: 0;
width: 30%;
color: #fff;
background-color: orange;
line-height: 40px;
}
.queue {
overflow: hidden;
margin: 0;
padding: 10px;
background-color: #ccc;
}
.queue li {
float: left;
box-sizing: border-box;
display: block;
margin: 3px;
border: 2px solid deeppink;
padding: 6px 10px;
background-color: deeppink;
color: #fff;
font-size: 16px;
}
.queue .highlight {
border: 2px dashed deeppink;
background-color: white;
color: deeppink;
}
JavaScript
// 解决 IE 和非 IE 浏览器在事件绑定方面的兼容性
function addEventHandler(elem, event, handler) {
if (elem.addEventListener) {
elem.addEventListener(event, handler, false);
} else if (elem.attachEvent) {
elem.attachEvent("on" + event, handler);
} else {
elem["on" + event] = handler;
}
}
// 用于偷懒的 $ 方法
function $(selector) {
var elem = null;
if (selector[0] === '#') {
elem = document.getElementById(selector.slice(1));
} else if (selector[0] === '.') {
elem = document.getElementsByClassName(selector.slice(1));
}
return elem;
}
/**
* DOM
*/
var ul = $(".queue")[0];
var textArea = $("#queue-input");
var searchArea = $("#queue-search-input");
var btnsWrapper = $(".panel")[0];
var queue = (function() {
// 利用 JS 的 Array 类型模拟队列
var data = [];
var highlight = [];
var SPLITRE = /,|,|、|\u3000|\s/;
// input 验证函数
function filterEmptyValue(rawInput) {
// rawInput 可以为:数字、中文、英文等
// rawInput 的分隔符可以是:逗号(全角半角均可),顿号,回车,空格(全角半角、Tab等均可)等符号
var data = rawInput.split(SPLITRE).filter(function(elem) {
if (elem !== "") {
return true;
}
});
if (data.length > 0) {
return data;
}
throw new Error("输入为空,请重新输入~");
// return data.length > 0 ? data : false;
}
// !?以下两个函数如果也返回的话,无法被返回的公有函数调用OAO
// 不过,这两个函数目前仅被公有函数使用,令成私有似乎合情合理。。
var isQueueEmpty = function() {
if (data.length > 0) {
return true;
}
throw new Error("队列已经空了~");
};
var isQueueFull = function() {
return true; // no limit temporarily
/*if (data.length < 60) {
return true;
}
throw new Error("队列已达到 60 上限,请在添加元素之前删除元素~");*/
};
var highlightQueue = function() {
highlight.forEach(function(elem,index){
var clsName = elem ? "highlight" : "";
ul.children[index].className = clsName;
});
};
var...