First example In VS.NET 2005 Beta2(Script Callback)
2005-10-11 15:48
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TestPage.aspx <%@ Page Language="C#" AutoEventWireup="true" CodeFile="TestPage.aspx.cs" Inherits="TestPage" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<html xmlns="http://www.w3.org/1999/xhtml" >
<head>
<title>Test</title>
<script type="text/javascript">
function test()
{
var lb = document.forms[0].ListBox1;
var con = lb.options[lb.selectedIndex].text;
CallTheServer(con, "");
}
function ReceiveServerData(rValue)
{
Results.innerText = rValue;
}
</script>
</head>
<body>
<form id="form1" runat="server">
<div>
<asp:ListBox ID="ListBox1" runat="server" Height="95px" Width="115px"></asp:ListBox>
<br />
<br />
<button onclick="test()">Get Message</button>
<br />
<br />
Server Return IS:
<br />
<span ID="Results"></span>
<br />
</div>
</form>
</body>
</html>
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<html xmlns="http://www.w3.org/1999/xhtml" >
<head>
<title>Test</title>
<script type="text/javascript">
function test()
{
var lb = document.forms[0].ListBox1;
var con = lb.options[lb.selectedIndex].text;
CallTheServer(con, "");
}
function ReceiveServerData(rValue)
{
Results.innerText = rValue;
}
</script>
</head>
<body>
<form id="form1" runat="server">
<div>
<asp:ListBox ID="ListBox1" runat="server" Height="95px" Width="115px"></asp:ListBox>
<br />
<br />
<button onclick="test()">Get Message</button>
<br />
<br />
Server Return IS:
<br />
<span ID="Results"></span>
<br />
</div>
</form>
</body>
</html>
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="TestPage.aspx.cs" Inherits="TestPage" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head>
<title>Test</title>
<script type="text/javascript">
function test()
{
var lb = document.forms[0].ListBox1;
var con = lb.options[lb.selectedIndex].text;
CallTheServer(con, "");
}
function ReceiveServerData(rValue)
{
Results.innerText = rValue;
}
</script>
</head>
<body>
<form id="form1" runat="server">
<div>
<asp:ListBox ID="ListBox1" runat="server" Height="95px" Width="115px"></asp:ListBox>
<br />
<br />
<button onclick="test()">Get Message</button>
<br />
<br />
Server Return IS:
<br />
<span ID="Results"></span>
<br />
</div>
</form>
</body>
</html>
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<html xmlns="http://www.w3.org/1999/xhtml" >
<head>
<title>Test</title>
<script type="text/javascript">
function test()
{
var lb = document.forms[0].ListBox1;
var con = lb.options[lb.selectedIndex].text;
CallTheServer(con, "");
}
function ReceiveServerData(rValue)
{
Results.innerText = rValue;
}
</script>
</head>
<body>
<form id="form1" runat="server">
<div>
<asp:ListBox ID="ListBox1" runat="server" Height="95px" Width="115px"></asp:ListBox>
<br />
<br />
<button onclick="test()">Get Message</button>
<br />
<br />
Server Return IS:
<br />
<span ID="Results"></span>
<br />
</div>
</form>
</body>
</html>
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<html xmlns="http://www.w3.org/1999/xhtml" >
<head>
<title>Test</title>
<script type="text/javascript">
function test()
{
var lb = document.forms[0].ListBox1;
var con = lb.options[lb.selectedIndex].text;
CallTheServer(con, "");
}
function ReceiveServerData(rValue)
{
Results.innerText = rValue;
}
</script>
</head>
<body>
<form id="form1" runat="server">
<div>
<asp:ListBox ID="ListBox1" runat="server" Height="95px" Width="115px"></asp:ListBox>
<br />
<br />
<button onclick="test()">Get Message</button>
<br />
<br />
Server Return IS:
<br />
<span ID="Results"></span>
<br />
</div>
</form>
</body>
</html>
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="TestPage.aspx.cs" Inherits="TestPage" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head>
<title>Test</title>
<script type="text/javascript">
function test()
{
var lb = document.forms[0].ListBox1;
var con = lb.options[lb.selectedIndex].text;
CallTheServer(con, "");
}
function ReceiveServerData(rValue)
{
Results.innerText = rValue;
}
</script>
</head>
<body>
<form id="form1" runat="server">
<div>
<asp:ListBox ID="ListBox1" runat="server" Height="95px" Width="115px"></asp:ListBox>
<br />
<br />
<button onclick="test()">Get Message</button>
<br />
<br />
Server Return IS:
<br />
<span ID="Results"></span>
<br />
</div>
</form>
</body>
</html>
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
TestPage.aspx.cs:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TestPage : System.Web.UI.Page, System.Web.UI.ICallbackEventHandler
{
protected void Page_Load(object sender, EventArgs e)
{
ArrayList values = new ArrayList();
values.Add("Item 1");
values.Add("Item 2");
values.Add("Item 3");
values.Add("Item 4");
values.Add("Item 5");
values.Add("Item 6");
ListBox1.DataSource = values;
ListBox1.DataBind();
String cbReference = Page.ClientScript.GetCallbackEventReference(this, "arg","ReceiveServerData", "context");
String callbackScript;
callbackScript = "function CallTheServer(arg, context)" +
"{ " + cbReference + "} ;";
Page.ClientScript.RegisterClientScriptBlock(this.GetType(),
"CallTheServer", callbackScript, true);
}
public String RaiseCallbackEvent(String eventArgument)
{
return "Congratulations!You select " + eventArgument;
}
}
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