form1.cs

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

namespace LoginDemo
{
	/// <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;
		public System.Windows.Forms.TextBox _txtName;
		private System.Windows.Forms.TextBox _password;
		private System.Windows.Forms.Button button1;
		private System.Windows.Forms.Button button2;
		/// <summary>
		/// 必需的设计器变量。
		/// </summary>
		private System.ComponentModel.Container components = null;

//		public string userinfo
//		{
//			get
//			{
//				return this._txtName.Text.Trim();
//			}
//		}
		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
			//
		}

		/// <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.label1 = new System.Windows.Forms.Label();
			this.label2 = new System.Windows.Forms.Label();
			this._txtName = new System.Windows.Forms.TextBox();
			this._password = new System.Windows.Forms.TextBox();
			this.button1 = new System.Windows.Forms.Button();
			this.button2 = new System.Windows.Forms.Button();
			this.SuspendLayout();
			// 
			// label1
			// 
			this.label1.Location = new System.Drawing.Point(24, 48);
			this.label1.Name = "label1";
			this.label1.TabIndex = 0;
			this.label1.Text = "用户名";
			this.label1.TextAlign = System.Drawing.ContentAlignment.MiddleCenter;
			// 
			// label2
			// 
			this.label2.Location = new System.Drawing.Point(24, 96);
			this.label2.Name = "label2";
			this.label2.TabIndex = 1;
			this.label2.Text = "密  码";
			this.label2.TextAlign = System.Drawing.ContentAlignment.MiddleCenter;
			// 
			// _txtName
			// 
			this._txtName.Location = new System.Drawing.Point(152, 48);
			this._txtName.Name = "_txtName";
			this._txtName.TabIndex = 2;
			this._txtName.Text = "";
			// 
			// _password
			// 
			this._password.Location = new System.Drawing.Point(152, 96);
			this._password.Name = "_password";
			this._password.PasswordChar = '*';
			this._password.TabIndex = 3;
			this._password.Text = "";
			// 
			// button1
			// 
			this.button1.Location = new System.Drawing.Point(40, 152);
			this.button1.Name = "button1";
			this.button1.TabIndex = 4;
			this.button1.Text = "确认";
			this.button1.Click += new System.EventHandler(this.button1_Click);
			// 
			// button2
			// 
			this.button2.Location = new System.Drawing.Point(176, 152);
			this.button2.Name = "button2";
			this.button2.TabIndex = 5;
			this.button2.Text = "取消";
			this.button2.Click += new System.EventHandler(this.button2_Click);
			// 
			// Form1
			// 
			this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
			this.ClientSize = new System.Drawing.Size(292, 266);
			this.Controls.Add(this.button2);
			this.Controls.Add(this.button1);
			this.Controls.Add(this._password);
			this.Controls.Add(this._txtName);
			this.Controls.Add(this.label2);
			this.Controls.Add(this.label1);
			this.Name = "Form1";
			this.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen;
			this.Text = "登录窗体";
			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)
		{
//			Form2 f2=new Form2(this._txtName.Text.Trim());
			Form2 f2=new Form2(this);
			f2.Show();

		}

		private void button2_Click(object sender, System.EventArgs e)
		{
			Application.Exit();
		}
	}
}