我用C＃写了一个自定义登录控件，增加了事件响应机制 但点击登录或重置控件时事件却无响应，到底哪里错了？以下是自定义控件代码

[singye]

using System;
using System.Web.UI;
using System.Web.UI.Design;
using System.Web.UI.WebControls;
using System.ComponentModel;
using System.Web.Security;
namespace kongjian
{
/// <summary>
/// LoginCustomControl 的摘要说明。
/// </summary>
[DefaultProperty("Text"),
DefaultEvent("ItemChanged"), //双击响应
ParseChildren(true),
Description("Login Control"),
Designer(typeof(kongjian.LoginControlDesigner)),//指定了登录控件的设计器类
ToolboxData("<{0}:LoginCustomControl runat=server></{0}:LoginCustomControl>")]
public class LoginCustomControl : System.Web.UI.WebControls.WebControl
{
public static string USERNAME_STRING = "用户名:";
public static string PASSWORD_STRING = "密  码:";//两个字中间留空格
public static string LOGIN_STRING = "登录";
public static string RESET_STRING = "重置";
public static string CAPTION_STRING = "用户登录";
public static string REGISTER_STRING = "注册新用户";

private TextBox tbUserName;
private TextBox tbPassword;
private Button btnLogin;
private Button btnReset;
private LiteralControl vUserName;
private LiteralControl vPassword;
private LinkButton lbRegister;
private bool _show_register;

public event EventHandler Login;
public event EventHandler Reset;
public event EventHandler Register;

protected void OnLogin(EventArgs e)
{
if (Login != null)
{
Login(this, e);
}
}

protected void OnReset(EventArgs e)
{
if (Reset != null)
{
Reset(this, e);
}
}

protected void OnRegister(EventArgs e)
{
if (Register != null)
{
Register(this, e);
}
}

public string UserName
{
get
{
this.EnsureChildControls();
return tbUserName.Text;
}
set
{
this.EnsureChildControls();
tbUserName.Text = value;
}
}

public string Password
{
get
{
this.EnsureChildControls();
return tbPassword.Text;
}
set
{
this.EnsureChildControls();
tbPassword.Text = value.ToString();
}
}

[
Browsable(true),
Category("Behaviour"),
Description("是否显示注册新用户链接")
]
public bool ShowRegister
{
get
{
return _show_register;
}
set
{
_show_register = value;
}
}
protected override void CreateChildControls()
{
base.CreateChildControls ();

//文本
string str = @"<table align=""center"" class=""tableBorder"" cellspacing=""1"" cellpadding=""3"" width=""300"">";
str += @"<tr><td class=""column"" align=""left"" colspan=""2"">" + CAPTION_STRING + "</td></tr>";
str += @"<tr><td class=""f"" align=""center"" valign=""top"" colspan=""2"">";
str += @"<table cellspacing=""1"" border=""0"" cellpadding=""2"">";
str += @"<tr><td align=""right"" class=""txt3"">";
str += USERNAME_STRING;
str += "</td><td>";
this.Controls.Add(new LiteralControl(str));

//用户名输入框
tbUserName = new TextBox();
tbUserName.Text = "";
tbUserName.Width = Unit.Point(80);
tbUserName.MaxLength = 64;
tbUserName.Attributes.Add("size", "11");
this.Controls.Add(tbUserName);

//验证
vUserName = new LiteralControl("<font color=red>*</font>");
vUserName.Visible = false;//先默认控件不可见
this.Controls.Add(vUserName);

//文本
str = @"</td></tr><tr><td align=""right"" class=""txt3"">";
str += PASSWORD_STRING;
str += "</td><td>";
this.Controls.Add(new LiteralControl(str));

//密码输入框
tbPassword = new TextBox();
tbPassword.Text = "";
tbPassword.Width = Unit.Point(80);
tbPassword.MaxLength = 64;
tbPassword.Attributes.Add("size", "11");
tbPassword.TextMode = TextBoxMode.Password;
this.Controls.Add(tbPassword);

//验证
vPassword = new LiteralControl("<font color=red>*</font>");
vPassword.Visible = false;//初时控件不可见
this.Controls.Add(vPassword);

//文本
str = @"</td></tr><tr><td align=""right"" colspan=""2"">";
this.Controls.Add(new LiteralControl(str));

//注册新用户链接
if (ShowRegister)
{
lbRegister = new LinkButton();
lbRegister.Text = REGISTER_STRING;
lbRegister.ToolTip = REGISTER_STRING;
lbRegister.Click +=new EventHandler(lbRegister_Click);
this.Controls.Add(lbRegister);

//文本
str = "  ";
this.Controls.Add(new LiteralControl(str));
}

//登陆按钮
btnLogin = new Button();
btnLogin.Text = LOGIN_STRING;
btnLogin.ToolTip = LOGIN_STRING;
btnLogin.Click +=new EventHandler(btnLogin_Click);
this.Controls.Add(btnLogin);

//文本
str = "  ";
this.Controls.Add(new LiteralControl(str));

//重置按钮
btnReset = new Button();
btnReset.Text = RESET_STRING;
btnReset.ToolTip = RESET_STRING;
btnReset.Click +=new EventHandler(btnReset_Click);
this.Controls.Add(btnReset);

//文本
str = "</td></tr></table></td></tr></table>";
this.Controls.Add(new LiteralControl(str));
}

private void btnLogin_Click(object sender, EventArgs e)//登录
{
bool b = true;
if (UserName.Trim() == "")
{
vUserName.Visible = true;//控件可见
b = false;//出错标识
}
if (Password.Trim() == "")
{
vPassword.Visible = true;
b = false;
}
if (b)//用户名和密码都不为空时
{
OnLogin(EventArgs.Empty);
}
}

private void btnReset_Click(object sender, EventArgs e)//重置
{
//vUserName.Visible = true;//控件可见
this.UserName = "";
this.Password = "";
OnReset(EventArgs.Empty);
}

private void lbRegister_Click(object sender, EventArgs e)//注册新用户
{
OnRegister(EventArgs.Empty);
}
}


/// <summary>
/// 设计器类
/// </summary>
public class LoginControlDesigner : ControlDesigner
{
public override string GetDesignTimeHtml()
{
return @"<h3 style=""COLOR: dodgerblue"">Login Control</h3>";
}
}
}

[singye]

怎么没人答我！

[singye]

还是每人理我，只能自己再顶一下，谁帮我解决了我给100分！

[hm7921936]

真给100分? 偶 一会来仔细看看

[以专业开发人员为伍]

public class LoginCustomControl : WebControl,INamingContainer
...............

btnLogin = new Button();
btnLogin.ID="btnLogin";
...............

btnReset = new Button();
btnReset.ID="btnReset";
..............

[singye]

楼上说得有一定道理，但不完全对，给分，谢谢先。