formchangepassword.cs

蓝山人事管理系统

			this.txtNewPassword2.TabIndex = ((int)(resources.GetObject("txtNewPassword2.TabIndex")));
			this.txtNewPassword2.Text = resources.GetString("txtNewPassword2.Text");
			this.txtNewPassword2.TextAlign = ((System.Windows.Forms.HorizontalAlignment)(resources.GetObject("txtNewPassword2.TextAlign")));
			this.txtNewPassword2.Visible = ((bool)(resources.GetObject("txtNewPassword2.Visible")));
			this.txtNewPassword2.WordWrap = ((bool)(resources.GetObject("txtNewPassword2.WordWrap")));
			// 
			// pictureBox1
			// 
			this.pictureBox1.AccessibleDescription = resources.GetString("pictureBox1.AccessibleDescription");
			this.pictureBox1.AccessibleName = resources.GetString("pictureBox1.AccessibleName");
			this.pictureBox1.Anchor = ((System.Windows.Forms.AnchorStyles)(resources.GetObject("pictureBox1.Anchor")));
			this.pictureBox1.BackgroundImage = ((System.Drawing.Image)(resources.GetObject("pictureBox1.BackgroundImage")));
			this.pictureBox1.Dock = ((System.Windows.Forms.DockStyle)(resources.GetObject("pictureBox1.Dock")));
			this.pictureBox1.Enabled = ((bool)(resources.GetObject("pictureBox1.Enabled")));
			this.pictureBox1.Font = ((System.Drawing.Font)(resources.GetObject("pictureBox1.Font")));
			this.pictureBox1.Image = ((System.Drawing.Image)(resources.GetObject("pictureBox1.Image")));
			this.pictureBox1.ImeMode = ((System.Windows.Forms.ImeMode)(resources.GetObject("pictureBox1.ImeMode")));
			this.pictureBox1.Location = ((System.Drawing.Point)(resources.GetObject("pictureBox1.Location")));
			this.pictureBox1.Name = "pictureBox1";
			this.pictureBox1.RightToLeft = ((System.Windows.Forms.RightToLeft)(resources.GetObject("pictureBox1.RightToLeft")));
			this.pictureBox1.Size = ((System.Drawing.Size)(resources.GetObject("pictureBox1.Size")));
			this.pictureBox1.SizeMode = ((System.Windows.Forms.PictureBoxSizeMode)(resources.GetObject("pictureBox1.SizeMode")));
			this.pictureBox1.TabIndex = ((int)(resources.GetObject("pictureBox1.TabIndex")));
			this.pictureBox1.TabStop = false;
			this.pictureBox1.Text = resources.GetString("pictureBox1.Text");
			this.pictureBox1.Visible = ((bool)(resources.GetObject("pictureBox1.Visible")));
			// 
			// btnOk
			// 
			this.btnOk.AccessibleDescription = resources.GetString("btnOk.AccessibleDescription");
			this.btnOk.AccessibleName = resources.GetString("btnOk.AccessibleName");
			this.btnOk.Anchor = ((System.Windows.Forms.AnchorStyles)(resources.GetObject("btnOk.Anchor")));
			this.btnOk.BackgroundImage = ((System.Drawing.Image)(resources.GetObject("btnOk.BackgroundImage")));
			this.btnOk.Dock = ((System.Windows.Forms.DockStyle)(resources.GetObject("btnOk.Dock")));
			this.btnOk.Enabled = ((bool)(resources.GetObject("btnOk.Enabled")));
			this.btnOk.FlatStyle = ((System.Windows.Forms.FlatStyle)(resources.GetObject("btnOk.FlatStyle")));
			this.btnOk.Font = ((System.Drawing.Font)(resources.GetObject("btnOk.Font")));
			this.btnOk.Image = ((System.Drawing.Image)(resources.GetObject("btnOk.Image")));
			this.btnOk.ImageAlign = ((System.Drawing.ContentAlignment)(resources.GetObject("btnOk.ImageAlign")));
			this.btnOk.ImageIndex = ((int)(resources.GetObject("btnOk.ImageIndex")));
			this.btnOk.ImeMode = ((System.Windows.Forms.ImeMode)(resources.GetObject("btnOk.ImeMode")));
			this.btnOk.Location = ((System.Drawing.Point)(resources.GetObject("btnOk.Location")));
			this.btnOk.Name = "btnOk";
			this.btnOk.RightToLeft = ((System.Windows.Forms.RightToLeft)(resources.GetObject("btnOk.RightToLeft")));
			this.btnOk.Size = ((System.Drawing.Size)(resources.GetObject("btnOk.Size")));
			this.btnOk.TabIndex = ((int)(resources.GetObject("btnOk.TabIndex")));
			this.btnOk.Text = resources.GetString("btnOk.Text");
			this.btnOk.TextAlign = ((System.Drawing.ContentAlignment)(resources.GetObject("btnOk.TextAlign")));
			this.btnOk.Visible = ((bool)(resources.GetObject("btnOk.Visible")));
			this.btnOk.Click += new System.EventHandler(this.btnOk_Click);
			// 
			// btnCancel
			// 
			this.btnCancel.AccessibleDescription = resources.GetString("btnCancel.AccessibleDescription");
			this.btnCancel.AccessibleName = resources.GetString("btnCancel.AccessibleName");
			this.btnCancel.Anchor = ((System.Windows.Forms.AnchorStyles)(resources.GetObject("btnCancel.Anchor")));
			this.btnCancel.BackgroundImage = ((System.Drawing.Image)(resources.GetObject("btnCancel.BackgroundImage")));
			this.btnCancel.Dock = ((System.Windows.Forms.DockStyle)(resources.GetObject("btnCancel.Dock")));
			this.btnCancel.Enabled = ((bool)(resources.GetObject("btnCancel.Enabled")));
			this.btnCancel.FlatStyle = ((System.Windows.Forms.FlatStyle)(resources.GetObject("btnCancel.FlatStyle")));
			this.btnCancel.Font = ((System.Drawing.Font)(resources.GetObject("btnCancel.Font")));
			this.btnCancel.Image = ((System.Drawing.Image)(resources.GetObject("btnCancel.Image")));
			this.btnCancel.ImageAlign = ((System.Drawing.ContentAlignment)(resources.GetObject("btnCancel.ImageAlign")));
			this.btnCancel.ImageIndex = ((int)(resources.GetObject("btnCancel.ImageIndex")));
			this.btnCancel.ImeMode = ((System.Windows.Forms.ImeMode)(resources.GetObject("btnCancel.ImeMode")));
			this.btnCancel.Location = ((System.Drawing.Point)(resources.GetObject("btnCancel.Location")));
			this.btnCancel.Name = "btnCancel";
			this.btnCancel.RightToLeft = ((System.Windows.Forms.RightToLeft)(resources.GetObject("btnCancel.RightToLeft")));
			this.btnCancel.Size = ((System.Drawing.Size)(resources.GetObject("btnCancel.Size")));
			this.btnCancel.TabIndex = ((int)(resources.GetObject("btnCancel.TabIndex")));
			this.btnCancel.Text = resources.GetString("btnCancel.Text");
			this.btnCancel.TextAlign = ((System.Drawing.ContentAlignment)(resources.GetObject("btnCancel.TextAlign")));
			this.btnCancel.Visible = ((bool)(resources.GetObject("btnCancel.Visible")));
			this.btnCancel.Click += new System.EventHandler(this.btnCancel_Click);
			// 
			// label4
			// 
			this.label4.AccessibleDescription = resources.GetString("label4.AccessibleDescription");
			this.label4.AccessibleName = resources.GetString("label4.AccessibleName");
			this.label4.Anchor = ((System.Windows.Forms.AnchorStyles)(resources.GetObject("label4.Anchor")));
			this.label4.AutoSize = ((bool)(resources.GetObject("label4.AutoSize")));
			this.label4.Dock = ((System.Windows.Forms.DockStyle)(resources.GetObject("label4.Dock")));
			this.label4.Enabled = ((bool)(resources.GetObject("label4.Enabled")));
			this.label4.Font = ((System.Drawing.Font)(resources.GetObject("label4.Font")));
			this.label4.Image = ((System.Drawing.Image)(resources.GetObject("label4.Image")));
			this.label4.ImageAlign = ((System.Drawing.ContentAlignment)(resources.GetObject("label4.ImageAlign")));
			this.label4.ImageIndex = ((int)(resources.GetObject("label4.ImageIndex")));
			this.label4.ImeMode = ((System.Windows.Forms.ImeMode)(resources.GetObject("label4.ImeMode")));
			this.label4.Location = ((System.Drawing.Point)(resources.GetObject("label4.Location")));
			this.label4.Name = "label4";
			this.label4.RightToLeft = ((System.Windows.Forms.RightToLeft)(resources.GetObject("label4.RightToLeft")));
			this.label4.Size = ((System.Drawing.Size)(resources.GetObject("label4.Size")));
			this.label4.TabIndex = ((int)(resources.GetObject("label4.TabIndex")));
			this.label4.Text = resources.GetString("label4.Text");
			this.label4.TextAlign = ((System.Drawing.ContentAlignment)(resources.GetObject("label4.TextAlign")));
			this.label4.Visible = ((bool)(resources.GetObject("label4.Visible")));
			// 
			// FormChangePassword
			// 
			this.AccessibleDescription = resources.GetString("$this.AccessibleDescription");
			this.AccessibleName = resources.GetString("$this.AccessibleName");
			this.AutoScaleBaseSize = ((System.Drawing.Size)(resources.GetObject("$this.AutoScaleBaseSize")));
			this.AutoScroll = ((bool)(resources.GetObject("$this.AutoScroll")));
			this.AutoScrollMargin = ((System.Drawing.Size)(resources.GetObject("$this.AutoScrollMargin")));
			this.AutoScrollMinSize = ((System.Drawing.Size)(resources.GetObject("$this.AutoScrollMinSize")));
			this.BackColor = System.Drawing.SystemColors.ActiveBorder;
			this.BackgroundImage = ((System.Drawing.Image)(resources.GetObject("$this.BackgroundImage")));
			this.ClientSize = ((System.Drawing.Size)(resources.GetObject("$this.ClientSize")));
			this.Controls.Add(this.label4);
			this.Controls.Add(this.btnCancel);
			this.Controls.Add(this.btnOk);
			this.Controls.Add(this.pictureBox1);
			this.Controls.Add(this.txtNewPassword2);
			this.Controls.Add(this.txtNewPassword1);
			this.Controls.Add(this.txtOldPassword);
			this.Controls.Add(this.label3);
			this.Controls.Add(this.label2);
			this.Controls.Add(this.label1);
			this.Enabled = ((bool)(resources.GetObject("$this.Enabled")));
			this.Font = ((System.Drawing.Font)(resources.GetObject("$this.Font")));
			this.ForeColor = System.Drawing.SystemColors.ControlText;
			this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedSingle;
			this.Icon = ((System.Drawing.Icon)(resources.GetObject("$this.Icon")));
			this.ImeMode = ((System.Windows.Forms.ImeMode)(resources.GetObject("$this.ImeMode")));
			this.Location = ((System.Drawing.Point)(resources.GetObject("$this.Location")));
			this.MaximizeBox = false;
			this.MaximumSize = ((System.Drawing.Size)(resources.GetObject("$this.MaximumSize")));
			this.MinimizeBox = false;
			this.MinimumSize = ((System.Drawing.Size)(resources.GetObject("$this.MinimumSize")));
			this.Name = "FormChangePassword";
			this.RightToLeft = ((System.Windows.Forms.RightToLeft)(resources.GetObject("$this.RightToLeft")));
			this.StartPosition = ((System.Windows.Forms.FormStartPosition)(resources.GetObject("$this.StartPosition")));
			this.Text = resources.GetString("$this.Text");
			this.ResumeLayout(false);

		}
		#endregion

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

		private void btnOk_Click(object sender, System.EventArgs e)
		{
			string pwd1 = txtOldPassword.Text ;
			string pwd2 = txtNewPassword1.Text;
			string pwd3 = txtNewPassword2.Text;
			if (txtNewPassword2.Text.Length>=6)
			{
				try
				{
					//对输入的密码做Hash。
					UnicodeEncoding UE=new UnicodeEncoding();
					byte [] pwd = UE.GetBytes(this.txtOldPassword.Text); 
					SHA1Managed sha =new SHA1Managed();
					byte[] HashedPwd = sha.ComputeHash(pwd);
					//
					cmd.CommandText="select LoginName,Password,DeptID from tblEmployee where LoginName=@LoginName";
					cmd.Parameters["@LoginName"].Value=userid;
					cn.Open();
					SqlDataReader dr=cmd.ExecuteReader();
					if (dr.Read())
					{
						byte[] datapwd=(byte[])dr.GetValue(1);
						if (UE.GetString(HashedPwd) != UE.GetString(datapwd))
						{
							MessageBox.Show("密码输入错误!");
							txtOldPassword.Clear();
							dr.Close();
							cn.Close();
							return ;
						}
						if (pwd2.Length>=6 && pwd3.Length>=6)
						{
						}
						else
						{
							MessageBox.Show("密码长度应大于6位！");
							dr.Close();
							cn.Close();
							return;
						}
						dr.Close();
						if(pwd2==pwd3)
						{
							byte[] bytepwd = UE.GetBytes(this.txtNewPassword1.Text); 
							byte[] changepwd = sha.ComputeHash(bytepwd);
							cmd.CommandText="update tblEmployee set password=@Pwd where LoginName=@LoginName";
							SqlParameter sp= cmd.Parameters.Add("@Pwd",SqlDbType.Binary,20);
							cmd.Parameters["@Pwd"].Value=changepwd;
							cmd.Parameters["@LoginName"].Value=userid;
							if (cmd.ExecuteNonQuery()>0)
							{
									
								MessageBox.Show("修改成功");
								this.Close();
							}
							cmd.Parameters.Remove(sp);
						}
						else
						{
							MessageBox.Show("密码不一致");
						}
			
						txtNewPassword1.Clear();
						txtNewPassword2.Clear();
					}
					dr.Close();
					cn.Close();

				}
				catch(Exception ex)
				{
					MessageBox.Show(ex.Message);
				}
			}
			else MessageBox.Show("请输入大于6位的密码");
		}
	}
}