private void btnLogin_Click(object sender, System.EventArgs e)
        {
            if (!(this.btnLogin.Text == "登陆"))
            {
                this._regHelper.Logout();
                this.lbuser.Text           = "账户名";
                this.lbPassword.Text       = "密码";
                this.tbPasswd.Text         = string.Empty;
                this.lbPassword.Visible    = true;
                this.lbuser.Visible        = true;
                this.tbPasswd.Visible      = true;
                this.tbUser.Visible        = true;
                this.lbCredibility.Visible = false;
                this.lbName.Visible        = false;
                this.btnLogin.Text         = "登陆";
                return;
            }
            if (!this.IsValidLogin())
            {
                return;
            }
            AuthCodeForm authCodeForm = new AuthCodeForm();

            authCodeForm.SetLoginValue(this.tbUser.Text, this.tbPasswd.Text);
            if (authCodeForm.ShowDialog() == System.Windows.Forms.DialogResult.Yes)
            {
                UserInfo userInfo = this._regHelper.GetUserInfo();
                this.btnLogin.Text         = "注销";
                this.lbName.Visible        = true;
                this.lbCredibility.Visible = true;
                this.lbName.Text           = "姓  名:" + userInfo.Name;
                this.lbCredibility.Text    = "信誉度:" + userInfo.Credibility;
                this.tbPasswd.Visible      = false;
                this.tbUser.Visible        = false;
                this.lbuser.Visible        = false;
                this.lbPassword.Visible    = false;
            }
            authCodeForm.Dispose();
        }
 private void btnLogin_Click(object sender, System.EventArgs e)
 {
     if (!(this.btnLogin.Text == "登陆"))
     {
         this._regHelper.Logout();
         this.lbuser.Text = "账户名";
         this.lbPassword.Text = "密码";
         this.tbPasswd.Text = string.Empty;
         this.lbPassword.Visible = true;
         this.lbuser.Visible = true;
         this.tbPasswd.Visible = true;
         this.tbUser.Visible = true;
         this.lbCredibility.Visible = false;
         this.lbName.Visible = false;
         this.btnLogin.Text = "登陆";
         return;
     }
     if (!this.IsValidLogin())
     {
         return;
     }
     AuthCodeForm authCodeForm = new AuthCodeForm();
     authCodeForm.SetLoginValue(this.tbUser.Text, this.tbPasswd.Text);
     if (authCodeForm.ShowDialog() == System.Windows.Forms.DialogResult.Yes)
     {
         UserInfo userInfo = this._regHelper.GetUserInfo();
         this.btnLogin.Text = "注销";
         this.lbName.Visible = true;
         this.lbCredibility.Visible = true;
         this.lbName.Text = "姓  名:" + userInfo.Name;
         this.lbCredibility.Text = "信誉度:" + userInfo.Credibility;
         this.tbPasswd.Visible = false;
         this.tbUser.Visible = false;
         this.lbuser.Visible = false;
         this.lbPassword.Visible = false;
     }
     authCodeForm.Dispose();
 }