[javascript学习指南]javascript+html5+css3自定义弹出窗口效果

【www.bbyears.com--css3教程】

本文实例为大家分享了js自定义弹出窗口效果展示的具体代码，供大家参考，具体内容如下

效果图：

源码：

1.demo.jsp

<%@ page contentType="text/html;charset=UTF-8" language="java" %>


  
  <script type="text/javascript" src="js/myLayer.js"></script>
  
  <script type="text/javascript">
    function openWindow() {
      new MyLayer({
        top:"10%",
        left:"10%",
        width:"80%",
        height:"80%",
        title:"我的标题",
        content:"操作成功"
      }).openLayer();
    }
  </script>


  打开弹窗

 

2.myLayer.js

/**
 * Created by zhuwenqi on 2017/6/16.
 */
/**
 * @param options 弹窗基本配置信息
 * @constructor 构造方法
 */
function MyLayer(options) {
  this.options = options ;
}
/**
 * 打开弹窗
 */
MyLayer.prototype.openLayer = function () {
  var background_layer = document.createElement("div");
  background_layer.style.display = "none";
  background_layer.style.position = "absolute";
  background_layer.style.top = "0px";
  background_layer.style.left = "0px";
  background_layer.style.width = "100%";
  background_layer.style.height = "100%";
  background_layer.style.backgroundColor = "gray";
  background_layer.style.zIndex = "1001";
  background_layer.style.opacity = "0.8" ;
  var open_layer = document.createElement("div");
  open_layer.style.display = "none";
  open_layer.style.position = "absolute";
  open_layer.style.top = this.options.top === undefined ? "10%" : this.options.top;
  open_layer.style.left = this.options.left === undefined ? "10%" :this.options.left;
  open_layer.style.width = this.options.width === undefined ? "80%" : this.options.width;
  open_layer.style.height = this.options.height === undefined ? "80%" : this.options.height;
  open_layer.style.border = "1px solid lightblue";
  open_layer.style.borderRadius = "15px" ;
  open_layer.style.boxShadow = "4px 4px 10px #171414";
  open_layer.style.backgroundColor = "white";
  open_layer.style.zIndex = "1002";
  open_layer.style.overflow = "auto";
  var div_toolBar = document.createElement("div");
  div_toolBar.style.textAlign = "right";
  div_toolBar.style.paddingTop = "10px" ;
  div_toolBar.style.backgroundColor = "aliceblue";
  div_toolBar.style.height = "40px";
  var span_title = document.createElement("span");
  span_title.style.fontSize = "18px";
  span_title.style.color = "blue" ;
  span_title.style.float = "left";
  span_title.style.marginLeft = "20px";
  var span_title_content = document.createTextNode(this.options.title === undefined ? "" : this.options.title);
  span_title.appendChild(span_title_content);
  div_toolBar.appendChild(span_title);
  var span_close = document.createElement("span");
  span_close.style.fontSize = "16px";
  span_close.style.color = "blue" ;
  span_close.style.cursor = "pointer";
  span_close.style.marginRight = "20px";
  span_close.onclick = function () {
    open_layer.style.display = "none";
    background_layer.style.display = "none";
  };
  var span_close_content = document.createTextNode("关闭");
  span_close.appendChild(span_close_content);
  div_toolBar.appendChild(span_close);
  open_layer.appendChild(div_toolBar);
  var div_content = document.createElement("div");
  div_content.style.textAlign = "center";
  var content_area = document.createTextNode(this.options.content === undefined ? "" : this.options.content);
  div_content.appendChild(content_area);
  open_layer.appendChild(div_content);
  document.body.appendChild(open_layer);
  document.body.appendChild(background_layer);
  open_layer.style.display = "block" ;
  background_layer.style.display = "block";
};

本文来源：http://www.bbyears.com/css/140226.html