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promiseLoading.html
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promiseLoading.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>promise</title>
</head>
<style>
.mask {
position: absolute;
width: 100%;
height: 100%;
top: 0;
left: 0;
background-color: rgba(0, 0, 0, 0.5);
}
.snake-loading {
z-index: 99999;
position: absolute;
width: 100%;
height: 100%;
top: 0;
left: 0;
background-color: rgba(3, 3, 3, 0.3);
}
.snake-loading.fixed {
position: fixed;
}
.sk-fading-circle {
margin: 40px auto;
width: 40px;
height: 40px;
position: relative;
}
.sk-fading-circle .sk-circle {
width: 100%;
height: 100%;
position: absolute;
left: 0;
top: 0;
}
.sk-fading-circle .sk-circle:before {
content: '';
display: block;
margin: 0 auto;
width: 15%;
height: 15%;
background-color: #333;
border-radius: 100%;
-webkit-animation: sk-circleFadeDelay 1.2s infinite ease-in-out both;
animation: sk-circleFadeDelay 1.2s infinite ease-in-out both;
}
.sk-fading-circle .sk-circle2 {
-webkit-transform: rotate(30deg);
-ms-transform: rotate(30deg);
transform: rotate(30deg);
}
.sk-fading-circle .sk-circle3 {
-webkit-transform: rotate(60deg);
-ms-transform: rotate(60deg);
transform: rotate(60deg);
}
.sk-fading-circle .sk-circle4 {
-webkit-transform: rotate(90deg);
-ms-transform: rotate(90deg);
transform: rotate(90deg);
}
.sk-fading-circle .sk-circle5 {
-webkit-transform: rotate(120deg);
-ms-transform: rotate(120deg);
transform: rotate(120deg);
}
.sk-fading-circle .sk-circle6 {
-webkit-transform: rotate(150deg);
-ms-transform: rotate(150deg);
transform: rotate(150deg);
}
.sk-fading-circle .sk-circle7 {
-webkit-transform: rotate(180deg);
-ms-transform: rotate(180deg);
transform: rotate(180deg);
}
.sk-fading-circle .sk-circle8 {
-webkit-transform: rotate(210deg);
-ms-transform: rotate(210deg);
transform: rotate(210deg);
}
.sk-fading-circle .sk-circle9 {
-webkit-transform: rotate(240deg);
-ms-transform: rotate(240deg);
transform: rotate(240deg);
}
.sk-fading-circle .sk-circle10 {
-webkit-transform: rotate(270deg);
-ms-transform: rotate(270deg);
transform: rotate(270deg);
}
.sk-fading-circle .sk-circle11 {
-webkit-transform: rotate(300deg);
-ms-transform: rotate(300deg);
transform: rotate(300deg);
}
.sk-fading-circle .sk-circle12 {
-webkit-transform: rotate(330deg);
-ms-transform: rotate(330deg);
transform: rotate(330deg);
}
.sk-fading-circle .sk-circle2:before {
-webkit-animation-delay: -1.1s;
animation-delay: -1.1s;
}
.sk-fading-circle .sk-circle3:before {
-webkit-animation-delay: -1s;
animation-delay: -1s;
}
.sk-fading-circle .sk-circle4:before {
-webkit-animation-delay: -0.9s;
animation-delay: -0.9s;
}
.sk-fading-circle .sk-circle5:before {
-webkit-animation-delay: -0.8s;
animation-delay: -0.8s;
}
.sk-fading-circle .sk-circle6:before {
-webkit-animation-delay: -0.7s;
animation-delay: -0.7s;
}
.sk-fading-circle .sk-circle7:before {
-webkit-animation-delay: -0.6s;
animation-delay: -0.6s;
}
.sk-fading-circle .sk-circle8:before {
-webkit-animation-delay: -0.5s;
animation-delay: -0.5s;
}
.sk-fading-circle .sk-circle9:before {
-webkit-animation-delay: -0.4s;
animation-delay: -0.4s;
}
.sk-fading-circle .sk-circle10:before {
-webkit-animation-delay: -0.3s;
animation-delay: -0.3s;
}
.sk-fading-circle .sk-circle11:before {
-webkit-animation-delay: -0.2s;
animation-delay: -0.2s;
}
.sk-fading-circle .sk-circle12:before {
-webkit-animation-delay: -0.1s;
animation-delay: -0.1s;
}
@-webkit-keyframes sk-circleFadeDelay {
0%,
39%,
100% {
opacity: 0;
}
40% {
opacity: 1;
}
}
@keyframes sk-circleFadeDelay {
0%,
39%,
100% {
opacity: 0;
}
40% {
opacity: 1;
}
}
</style>
<body>
<div id="table" style="width: 200px;height: 200px;display: inline-block;border: 1px solid #ddd;">
<table>
<tr>
<td>123</td>
</tr>
</table>
<!-- <div class="mask">
<div class="sk-fading-circle">
<div class="sk-circle1 sk-circle"></div>
<div class="sk-circle2 sk-circle"></div>
<div class="sk-circle3 sk-circle"></div>
<div class="sk-circle4 sk-circle"></div>
<div class="sk-circle5 sk-circle"></div>
<div class="sk-circle6 sk-circle"></div>
<div class="sk-circle7 sk-circle"></div>
<div class="sk-circle8 sk-circle"></div>
<div class="sk-circle9 sk-circle"></div>
<div class="sk-circle10 sk-circle"></div>
<div class="sk-circle11 sk-circle"></div>
<div class="sk-circle12 sk-circle"></div>
</div>
</div> -->
</div>
<div id="table2" style="width: 200px;height: 200px;display: inline-block;border: 1px solid #ddd; margin-top: 20px;">
<table>
<tr>
<td>123</td>
</tr>
</table>
</div>
<div>
<button id="button">loading</button>
<button id="button2">loading2</button>
<button id="button3">loading3</button>
</div>
<script src="plugins/jQuery/jquery-2.1.4.js"></script>
<script>
(function($) {
// 当前文件路径
var BASE_PATH = "";
var CSS_PATH = "";
function Loading(promise, element, options) {
var self = this;
self.option = $.extend(true, {}, options);
self.$ele = $(element);
self.promise = promise;
self.show();
}
Loading.DEFAULT = {
maskEle: '<div id="snake-loading" class="snake-loading">' + '<div class="sk-fading-circle">' + '<div class="sk-circle1 sk-circle"></div>' + '<div class="sk-circle2 sk-circle"></div>' + '<div class="sk-circle3 sk-circle"></div>' + '<div class="sk-circle4 sk-circle"></div>' + '<div class="sk-circle5 sk-circle"></div>' + '<div class="sk-circle6 sk-circle"></div>' + '<div class="sk-circle7 sk-circle"></div>' + '<div class="sk-circle8 sk-circle"></div>' + '<div class="sk-circle9 sk-circle"></div>' + '<div class="sk-circle10 sk-circle"></div>' + '<div class="sk-circle11 sk-circle"></div>' + '<div class="sk-circle12 sk-circle"></div>' + '</div>' + '</div>'
};
Loading.prototype.show = function() {
var self = this;
self.$ele.append(self.option.maskEle);
self.$ele.css("position", "relative");
$.when(self.promise).then(
function() {
self.hide();
}
).done(function() {
self.hide();
})
.fail(function() {
self.hide();
});
};
Loading.prototype.hide = function(element) {
var self = this;
if (element) {
$(element).children('#snake-loading').remove();
element.css("position", "");
} else {
self.$ele.children('#snake-loading').remove();
self.$ele.css("position", "");
}
};
function Plugin(promise, options) {
var option = $.extend({}, $.extend(Loading.DEFAULT), typeof options == "object" && options);
if (this.height() < window.screen.availHeight) {
option.maskEle = option.maskEle.replace("sk-fading-circle", ("sk-fading-circle center"));
}
if (this[0].tagName == "BODY") {
option.maskEle = option.maskEle.replace('class="snake-loading"', ('class="snake-loading fixed"'));
}
return this.each(function() {
var $this = $(this);
var data = $(this).data("snake.loading");
var options = option;
$this.data("snake.loading", (data = new Loading(promise, this, options)))
if (typeof promise == "hide") {
data.hide(option);
}
});
}
_addStyle = function() {
var style = document.createElement('link'); //创建一个style元素
var head = document.head || document.getElementsByTagName('head')[0]; //获取head元素
style.rel = 'stylesheet'; //这里必须显示设置style元素的type属性为text/css，否则在ie中不起作用
style.setAttribute("href", CSS_PATH);
head.appendChild(style); //把创建的style元素插入到head中
};
function _getCssPath() {
$(document.scripts).each(function(index, el) {
if (el.src.indexOf("loading-0.1.0.js") > -1) {
BASE_PATH = el.src;
CSS_PATH = el.src.replace("loading-0.1.0.js", "loading.css");
}
});
}
function _init() {
// _getCssPath();
// _addStyle();
}
_init();
var old = $.fn.loading;
jQuery.loading = $.fn.loading = Plugin;
// DROPDOWN NO CONFLICT
// ====================
$.fn.loading.noConflict = function() {
$.fn.loading = old;
return this
}
})(jQuery);
</script>
<script>
(function($) {
//模拟请求
function ajax() {
var dtd = $.Deferred();
setTimeout(dtd.resolve, 2000);
// setTimeout(dtd.reject, 2000);
// setTimeout(dtd.notify, 2000);
return dtd.promise(); //此处也可以直接返回dtd
};
function ajax2() {
let promise = Promise();
setTimeout(promise.resolve, 2000);
return promise;
}
$("#button").on("click", function() {
//loading
var loading = ajax();
// $.loading(loading, $("#table"));
$("#table").loading(loading);
})
$("#button2").on("click", function() {
//loading
// var loading = ajax();
var loading = ajax2();
$("#table2").loading(loading);
})
$("#button3").on("click", function() {
//loading
var loading = ajax();
$("body").loading(loading);
})
})(jQuery)
</script>
</body>
</html>