using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;

namespace WindowsApplication3
{
/// <summary>
/// Form1 的摘要说明。
/// </summary>
public class Form1 : System.Windows.Forms.Form
{
private System.Windows.Forms.Label label1;
private System.Windows.Forms.Label label2;
private System.Windows.Forms.Label label3;
private System.Windows.Forms.TextBox textBox1;
private System.Windows.Forms.TextBox textBox2;
private System.Windows.Forms.Button button1;
private System.Windows.Forms.Timer timer1;
private System.ComponentModel.IContainer components;
private int count;

public Form1()
{
//
// Windows 窗体设计器支持所必需的
//
InitializeComponent();

//
// TODO: 在 InitializeComponent 调用后添加任何构造函数代码
//
count=0;
timer1.Enabled=true;

}

/// <summary>
/// 清理所有正在使用的资源。
/// </summary>
protected override void Dispose( bool disposing )
{
if( disposing )
{
if (components != null)
{
components.Dispose();
}
}
base.Dispose( disposing );
}

#region Windows 窗体设计器生成的代码
/// <summary>
/// 设计器支持所需的方法 - 不要使用代码编辑器修改
/// 此方法的内容。
/// </summary>
private void InitializeComponent()
{
this.components = new System.ComponentModel.Container();
this.label1 = new System.Windows.Forms.Label();
this.label2 = new System.Windows.Forms.Label();
this.label3 = new System.Windows.Forms.Label();
this.textBox1 = new System.Windows.Forms.TextBox();
this.textBox2 = new System.Windows.Forms.TextBox();
this.button1 = new System.Windows.Forms.Button();
this.timer1 = new System.Windows.Forms.Timer(this.components);
this.SuspendLayout();
//
// label1
//
this.label1.Location = new System.Drawing.Point(56, 48);
this.label1.Name = "label1";
this.label1.Size = new System.Drawing.Size(176, 23);
this.label1.TabIndex = 0;
this.label1.Text = "请输入您的用户名跟密码";
//
// label2
//
this.label2.Location = new System.Drawing.Point(24, 96);
this.label2.Name = "label2";
this.label2.Size = new System.Drawing.Size(48, 23);
this.label2.TabIndex = 1;
this.label2.Text = "用户名";
//
// label3
//
this.label3.Location = new System.Drawing.Point(24, 128);
this.label3.Name = "label3";
this.label3.Size = new System.Drawing.Size(32, 23);
this.label3.TabIndex = 2;
this.label3.Text = "密码";
//
// textBox1
//
this.textBox1.Location = new System.Drawing.Point(96, 96);
this.textBox1.Name = "textBox1";
this.textBox1.TabIndex = 3;
this.textBox1.Text = "";
//
// textBox2
//
this.textBox2.Location = new System.Drawing.Point(96, 128);
this.textBox2.Name = "textBox2";
this.textBox2.PasswordChar = '*';
this.textBox2.TabIndex = 4;
this.textBox2.Text = "";
//
// button1
//
this.button1.Location = new System.Drawing.Point(96, 168);
this.button1.Name = "button1";
this.button1.TabIndex = 5;
this.button1.Text = "确定";
this.button1.Click += new System.EventHandler(this.button1_Click);
//
// timer1
//
this.timer1.Interval = 1000;
this.timer1.Tick += new System.EventHandler(this.timer1_Tick);
//
// Form1
//
this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
this.ClientSize = new System.Drawing.Size(292, 266);
this.Controls.Add(this.button1);
this.Controls.Add(this.textBox2);
this.Controls.Add(this.textBox1);
this.Controls.Add(this.label3);
this.Controls.Add(this.label2);
this.Controls.Add(this.label1);
this.Name = "Form1";
this.Text = "Form1";
this.ResumeLayout(false);

}
#endregion

/// <summary>
/// 应用程序的主入口点。
/// </summary>
[STAThread]
static void Main()
{
Application.Run(new Form1());
}

private void button1_Click(object sender, System.EventArgs e)
{
if (string.Compare(textBox1.Text,"wangjie")==0&string.Compare(textBox2.Text,"wangjie")==0)
{
MessageBox.Show("用户名与密码正确，欢迎您的进入");
Application.Exit();
}
else MessageBox.Show("用户名或密码不正确！请重新输入！");
}

private void timer1_Tick(object sender, System.EventArgs e)
{
count++;
if (count%3==1)
label1.BackColor=Color.Red;
if (count%3==2)
label1.BackColor=Color.Green;
if (count%3==0)
label1.BackColor=Color.Blue;
}
}
}