window.showModalDialog的簡單實踐

時間 2019-11-12

標籤 window.showmodaldialog window showmodaldialog 簡單實踐欄目 Windows 简体版

原文原文鏈接

Super.jsp - 父窗口javascript

 1 <%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
 2 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
 3 <html>
 4       <head>
 5           <%
 6         String path = request.getContextPath();
 7         String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
 8         %>
 9         <base href="<%=basePath %>Super.jsp">
10         
11         <title>Super.jsp</title>
12       </head>
13       
14     <script type="text/javascript"> 
15         function showLanguage()
16         {
17             var currObj =  new Object();
18             var langObj = document.getElementById("language_id");
19             currObj.language = langObj.value;
20             var subReturn = window.showModalDialog("Sub.jsp",currObj,"dialogWidth:300px;dialogHeight:300px;");
21             
22             //防止返回的值爲空字符串場景
23             if((null == subReturn) || (typeof subReturn == "undefined")) 
24             {
25                 return;
26             }
27             
28             langObj.value = subReturn;
29         }
30         
31         function reset()
32         {
33             document.getElementById("language_id").value = "";
34         }
35         
36         function setLang(sub_lang)
37         {
38             document.getElementById("language_id").value = sub_lang;
39         }
40     </script>
41     
42     <body>
43         <div align="center" style="font-size: 18px;">
44             當前語言：
45             <input type="text" name="select_lang" id="language_id" readonly="readonly">
46             &nbsp;&nbsp;
47             <input type="button" name="selectLanguage" value="語 言" onclick="showLanguage()">
48             <input type="button" name="resetLanguage" value="重 置" onclick="reset()">
49         </div>
50     </body>
51 </html>

Sub.jsp - 子窗口html

  1 <%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
  2 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
  3 <html>
  4       <head>
  5           <%
  6         String path = request.getContextPath();
  7         String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
  8         %>
  9         <base href="<%=basePath %>Sub.jsp" target="_self">
 10         
 11         <title>Sub.jsp</title>
 12       </head>
 13       
 14     <script type="text/javascript">
 15         function selectLanguage()
 16         {
 17             var radio_names = document.getElementsByName("radio_name");
 18             if((null == radio_names) || (typeof radio_names == "undefined")) 
 19             {
 20                 alert("Pls choose a language !!!");
 21                 return;
 22             }
 23             
 24             var seleVal = "";
 25             
 26             for(var i=0; i<radio_names.length; i++)
 27             {
 28                 if(radio_names[i].checked == true)
 29                 {
 30                     seleVal = radio_names[i].value;
 31                     break;
 32                 }
 33             }
 34             
 35             window.returnValue = seleVal;
 36             
 37             window.close();
 38         } 
 39 
 40         function selectLanguage2()
 41         {
 42             var radio_names = document.getElementsByName("radio_name");
 43             if((null == radio_names) || (typeof radio_names == "undefined")) 
 44             {
 45                 alert("Pls choose a language !!!");
 46                 return;
 47             }
 48             
 49             var seleVal = "";
 50             
 51             for(var i=0; i<radio_names.length; i++)
 52             {
 53                 if(radio_names[i].checked == true)
 54                 {
 55                     seleVal = radio_names[i].value;
 56                     break;
 57                 }
 58             }
 59             
 60             //獲取父窗口對象
 61             var opener = window.opener;
 62             //調用父窗口函數
 63             opener.setLang(seleVal);
 64             //window.opener.document.getElementById("language_id").value = seleVal;
 65             window.close();
 66         } 
 67     </script>
 68     
 69     <body>
 70         <form id="form1">
 71             <div>
 72                 <table style="border: 2px solid #CCCCCC; width: 100%" >
 73                     <thead>
 74                         <tr>
 75                             <th>選擇</th><th>語言</th><th>類型</th>
 76                         </tr>
 77                     </thead>
 78                     <tbody>
 79                         <tr>
 80                             <td><input type="radio" name="radio_name" value="java"></td>
 81                             <td><div>Java</div></td>
 82                             <td><div>必選</div></td>
 83                         </tr>
 84                         <tr>
 85                             <td><input type="radio" name="radio_name" value="js"></td>
 86                             <td><div>JavaScript</div></td>
 87                             <td><div>可選</div></td>
 88                         </tr>
 89                     </tbody>
 90                 </table>
 91                 </br>
 92                 <input type="button" id="Button1" value="確  認(方式一)" onclick="selectLanguage()" />
 93                 <input type="button" id="Button1" value="確  認(方式二)" onclick="selectLanguage2()" />
 94             </div>
 95         </form>
 96     </body>
 97     
 98     <script type="text/javascript">
 99         var parentVals = window.dialogArguments;
100         var parentLanguage = parentVals.language;
101         var radio_names = document.getElementsByName("radio_name");
102         for(var i=0; i<radio_names.length; i++)
103         {
104             if(radio_names[i].value == parentLanguage)
105             {
106                 radio_names[i].checked = true;
107                 break;
108             }
109         }
110     </script>
111 </html>

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window.showmodaldialog

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