第十節8 A SP.Net公開のInput版自増補足説明
2963 ワード
<%@ WebHandler Language="C#" Class="IntValue2" %>
using System;
using System.Web;
public class IntValue2 : IHttpHandler {
public void ProcessRequest (HttpContext context) {
context.Response.ContentType = "text/html";
context.Response.Write("Hello World");
string ispostback = context.Request["ispostback"];
string number = context.Request["number"];
string issubmit = context.Request["issubmit"];
if (ispostback == "true")
{
int i = Convert.ToInt32(number);
if (issubmit == "1")
{
i++;
}
else {
if (i > 1) {
i--;
}
}
number = i.ToString();
}else{
number = "0";
}
string filepath = context.Server.MapPath("IntValue2.htm");
string content = System.IO.File.ReadAllText(filepath);
content = content.Replace("@number",number);
content = content.Replace("@issubmit",issubmit);
context.Response.Write(content);
}
public bool IsReusable {
get {
return false;
}
}
}
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title></title>
</head>
<body>
<script src="Scripts/jquery-1.4.1.min.js" type="text/javascript"></script>
<script language="javascript">
function SetIsSubmit(val) {
//alert("val=="+val);
$("#issubmit").val(val);
//alert($("#issubmit").val());
}
</script>
<form method="post" action="IntValue2.ashx">
<input type="hidden" name="ispostback" value="true" />
<input type="hidden" name="issubmit" id="issubmit" value="@issubmit" />
<input type="text" name="number" value="@number"/>
<input type="submit" name="submit" value=" " onclick="SetIsSubmit(1)"/>
<input type="submit" name="submit2" value=" " onclick="SetIsSubmit(2)"/>
</form>
</body>
</html>