changepassword.cs

C#2.0宝典源码,C#经典书籍,很多例子

using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using StudentsMIS.Security;

namespace StudentsMIS.WinForm
{
	/// <summary>
	/// ChangePassword 的摘要说明。
	/// </summary>
	public class ChangePassword : 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.Button button1;
    private System.Windows.Forms.Button button2;
    private System.Windows.Forms.TextBox txtOlePwd;
    private System.Windows.Forms.TextBox txtNewPwd;
    private System.Windows.Forms.TextBox txtNewPwd2;
    private System.ComponentModel.IContainer components = null;

    private UserManager umanager = new UserManager();

		public ChangePassword()
		{
			//
			// 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.label3 = new System.Windows.Forms.Label();
      this.txtOlePwd = new System.Windows.Forms.TextBox();
      this.txtNewPwd = new System.Windows.Forms.TextBox();
      this.txtNewPwd2 = 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(32, 32);
      this.label1.Name = "label1";
      this.label1.Size = new System.Drawing.Size(72, 23);
      this.label1.TabIndex = 0;
      this.label1.Text = "原始密码：";
      this.label1.TextAlign = System.Drawing.ContentAlignment.MiddleRight;
      this.label1.Click += new System.EventHandler(this.label1_Click);
      // 
      // label2
      // 
      this.label2.Location = new System.Drawing.Point(32, 64);
      this.label2.Name = "label2";
      this.label2.Size = new System.Drawing.Size(72, 23);
      this.label2.TabIndex = 1;
      this.label2.Text = "新密码：";
      this.label2.TextAlign = System.Drawing.ContentAlignment.MiddleRight;
      // 
      // label3
      // 
      this.label3.Location = new System.Drawing.Point(32, 96);
      this.label3.Name = "label3";
      this.label3.Size = new System.Drawing.Size(72, 23);
      this.label3.TabIndex = 2;
      this.label3.Text = "密码确认：";
      this.label3.TextAlign = System.Drawing.ContentAlignment.MiddleRight;
      // 
      // txtOlePwd
      // 
      this.txtOlePwd.Location = new System.Drawing.Point(112, 32);
      this.txtOlePwd.Name = "txtOlePwd";
      this.txtOlePwd.PasswordChar = '*';
      this.txtOlePwd.Size = new System.Drawing.Size(112, 21);
      this.txtOlePwd.TabIndex = 3;
      this.txtOlePwd.Text = "";
      // 
      // txtNewPwd
      // 
      this.txtNewPwd.Location = new System.Drawing.Point(112, 64);
      this.txtNewPwd.Name = "txtNewPwd";
      this.txtNewPwd.PasswordChar = '*';
      this.txtNewPwd.Size = new System.Drawing.Size(112, 21);
      this.txtNewPwd.TabIndex = 4;
      this.txtNewPwd.Text = "";
      // 
      // txtNewPwd2
      // 
      this.txtNewPwd2.Location = new System.Drawing.Point(112, 96);
      this.txtNewPwd2.Name = "txtNewPwd2";
      this.txtNewPwd2.PasswordChar = '*';
      this.txtNewPwd2.Size = new System.Drawing.Size(112, 21);
      this.txtNewPwd2.TabIndex = 5;
      this.txtNewPwd2.Text = "";
      // 
      // button1
      // 
      this.button1.Location = new System.Drawing.Point(48, 144);
      this.button1.Name = "button1";
      this.button1.TabIndex = 6;
      this.button1.Text = "修改";
      this.button1.Click += new System.EventHandler(this.button1_Click);
      // 
      // button2
      // 
      this.button2.Location = new System.Drawing.Point(144, 144);
      this.button2.Name = "button2";
      this.button2.TabIndex = 7;
      this.button2.Text = "取消";
      this.button2.Click += new System.EventHandler(this.button2_Click);
      // 
      // ChangePassword
      // 
      this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
      this.ClientSize = new System.Drawing.Size(274, 200);
      this.Controls.Add(this.button2);
      this.Controls.Add(this.button1);
      this.Controls.Add(this.txtNewPwd2);
      this.Controls.Add(this.txtNewPwd);
      this.Controls.Add(this.txtOlePwd);
      this.Controls.Add(this.label3);
      this.Controls.Add(this.label2);
      this.Controls.Add(this.label1);
      this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedDialog;
      this.HelpButton = true;
      this.MaximizeBox = false;
      this.MinimizeBox = false;
      this.Name = "ChangePassword";
      this.ShowInTaskbar = false;
      this.StartPosition = System.Windows.Forms.FormStartPosition.CenterParent;
      this.Text = "修改个人密码";
      this.ResumeLayout(false);

    }
		#endregion

    private void label1_Click(object sender, System.EventArgs e)
    {
    
    }

    private void button1_Click(object sender, System.EventArgs e)
    {
      if(txtOlePwd.Text.Trim() == "")
      {
        MessageBox.Show("请先输入原始密码。");
        return;
      }
      else if(txtNewPwd.Text.Trim() == "")
      {
        MessageBox.Show("请先输入新密码。");
        return;
      }
      else if(txtNewPwd2.Text.Trim() == "")
      {
        MessageBox.Show("请先再次输入新密码，以确认新密码。");
        return;
      }
      else if(txtNewPwd.Text.Trim() != txtNewPwd2.Text.Trim())
      {
        MessageBox.Show("再次输入新密码不一致，请重新输入。");
      }
      else
      {
        try
        {
          if(umanager.UpdatePwd(CommonValue.userID,txtOlePwd.Text.Trim(),txtNewPwd.Text.Trim())==0)
          {
            MessageBox.Show("原始密码不正确，请重新输入!");
          }
          else
          {
            MessageBox.Show("修改密码成功!");
          }
        }
        catch(Exception e1)
        {
          MessageBox.Show(e1.Message);
        }
      }
    }

    private void button2_Click(object sender, System.EventArgs e)
    {
      this.Close();
      this.Dispose();
    }
	}
}