RangeValidator.AddAttributesToRender Method
.NET Framework 2.0
This method supports the .NET Framework infrastructure and is not intended to be used directly from your code.
Adds the HTML attributes and styles for the control that need to be rendered to the specified HtmlTextWriter object.
Namespace: System.Web.UI.WebControlsAssembly: System.Web (in system.web.dll)
protected void AddAttributesToRender ( HtmlTextWriter writer )
protected override function AddAttributesToRender ( writer : HtmlTextWriter )
Parameters
- writer
An HtmlTextWriter that represents the output stream to render HTML content on the client.
The following code example demonstrates how to override the AddAttributesToRender method in a custom server control so that the RangeValidator text always displays as bold.
<%@ Register TagPrefix="aspSample" Namespace="Samples.AspNet.JSL.Controls" Assembly="Samples.AspNet.JSL" %>
<%@ Page Language="VJ#" AutoEventWireup="True" %>
<HTML>
<HEAD>
<title>Custom RangeValidator - AddAttributesToRender - VJ# Example</title>
<script runat="server">
void ButtonClick(Object sender, EventArgs e)
{
if (get_Page().get_IsValid()) {
Label1.set_Text("Page is valid.");
}
else {
Label1.set_Text("Page is not valid!!");
}
} //ButtonClick
</script>
</HEAD>
<body>
<form id="Form1" method="post" runat="server">
<h3>Custom RangeValidator - AddAttributesToRender - VJ# Example</h3>
Enter a number from 1 to 10:<br>
<asp:TextBox id="TextBox1" Runat="server" />
<aspSample:CustomRangeValidatorAddAttributesToRender
id="RangeValidator1"
runat="server"
ControlToValidate="TextBox1"
MinimumValue="1"
MaximumValue="10"
Type="Integer"
EnableClientScript="false"
Text="The value must be from 1 to 10!" />
<br>
<br>
<asp:Button id="Button1" Text="Submit" OnClick="ButtonClick" runat="server" /><br>
<br>
<asp:Label id="Label1" runat="server" />
</form>
</body>
</HTML>
...package Samples.AspNet.JSL.Controls;
public class CustomRangeValidatorAddAttributesToRender
extends System.Web.UI.WebControls.RangeValidator
{
protected void AddAttributesToRender(System.Web.UI.HtmlTextWriter writer)
{
// Show the Validation text as Bold
writer.AddStyleAttribute(System.Web.UI.HtmlTextWriterStyle.FontWeight,
"bold");
// Call the base AddAttributesToRender method.
super.AddAttributesToRender(writer);
} //AddAttributesToRender
} //CustomRangeValidatorAddAttributesToRender
Windows 98, Windows 2000 SP4, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see System Requirements.
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