ASP.Net/User Control and Master Page/Load Control
Add control to page in code behind (C#)
<%@ Page language="c#" src="DynamicAdd.aspx.cs" AutoEventWireup="false" Inherits="WebControls.DynamicAdd" %>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" >
<HTML>
<body>
<form id="DynamicAdd" method="post" runat="server">
<INPUT id="AddControl" style="Z-INDEX: 101; LEFT: 16px; POSITION: absolute; TOP: 12px" type="button" value="Add Control" name="Button1" runat="server">
</form>
</body>
</HTML>
<%--
using System;
using System.Collections;
using System.ruponentModel;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
namespace WebControls
{
/// <summary>
/// Summary description for DynamicAdd.
/// </summary>
public class DynamicAdd : System.Web.UI.Page
{
protected System.Web.UI.HtmlControls.HtmlInputButton AddControl;
private void Page_Load(object sender, System.EventArgs e)
{
// Put user code to initialize the page here
}
#region Web Form Designer generated code
override protected void OnInit(EventArgs e)
{
//
// CODEGEN: This call is required by the ASP.NET Web Form Designer.
//
InitializeComponent();
base.OnInit(e);
}
/// <summary>
/// Required method for Designer support - do not modify
/// the contents of this method with the code editor.
/// </summary>
private void InitializeComponent()
{
this.AddControl.ServerClick += new System.EventHandler(this.AddControl_ServerClick);
this.Load += new System.EventHandler(this.Page_Load);
}
#endregion
private void AddControl_ServerClick(object sender, System.EventArgs e)
{
HtmlButton ctrl = new HtmlButton();
ctrl.InnerText = "Dynamic Button";
this.Controls.Add(ctrl);
}
}
}
--%>
Use LoadControl to add user defined control (VB.net)
<%@ Page Language=VB Debug=true %>
<%@ Register
TagPrefix="My"
TagName="SimpleControl"
Src="UserControlControls.ascx"
%>
<script runat=server>
Sub Page_Load(ByVal Sender as Object, ByVal E as EventArgs)
Dim MyControl as UserControl = _
LoadControl("UserControlControls.ascx")
MyForm.Controls.Add(MyControl)
End Sub
</SCRIPT>
<HTML>
<HEAD>
<TITLE>Implementing a User Control on an ASP.NET Page</TITLE>
</HEAD>
<BODY LEFTMARGIN="40">
<form
runat="server"
id="MyForm"
>
<My:SimpleControl
id="MSC1"
runat="server"
/>
</form>
</BODY>
</HTML>
<%--UserControlControls.ascx
<Table style="font: 10pt verdana;border-width:1;
border-style:solid;border-color:black;" cellspacing="15">
<TR>
<TD>
<asp:Label
id="lbl1"
runat="server"
Font-Bold="True"
Text="User Name: "
/>
</TD>
<TD>
<asp:TextBox
id="txtUserName"
runat=server
/>
</TD>
</TR>
<TR>
<TD>
<asp:Label
id="lbl2"
runat="server"
Font-Bold="True"
Text="Password: "
/>
</TD>
<TD>
<asp:TextBox
id="txtPassword"
runat=server
TextMode="Password"
/>
</TD>
</TR>
</Table>
--%>