private void LoginUI_Load(object sender, EventArgs e)
{
if ("1".Equals(XmlRW.GetXmlRW().getValueByName(@"user.xml", "Check")))
{
userName_txb.Text = XmlRW.GetXmlRW().getValueByName(@"user.xml", "UserName");
passwd_txb.Text = XmlRW.GetXmlRW().getValueByName(@"user.xml", "UserPwd");
remenber_ckb.Checked = true;
}
}
private void login_btn_Click(object sender, EventArgs e)
{
string username = this.userName_txb.Text.Trim();
string passwd = this.passwd_txb.Text.Trim();
BLL.UserBLL instance = BLL.UserBLL.GetUserBLL();
string msg = "";
if (instance.Login(username, passwd, out msg)) //通过调用UserBLL的Login方法检测用户名密码是否正确
{
if (remenber_ckb.Checked) //若成功登陆，则检测是否勾选记住密码
{
//勾选则将用户名密码保存到user.xml文件中，该文件为xml文件
if (!XmlRW.GetXmlRW().UpdateXML(@"user.xml", "1", username, passwd))
{
MessageBoxBuilder.buildbox("保存失败！", "错误！");
}
}
else
{
XmlRW.GetXmlRW().UpdateXML(@"user.xml", "0", "", "");//没有勾选则将上次保存记录删除
}
UserHelper.userName = username;
UserHelper.password = passwd; //将用户名密码保存为static全局变量，让其能在程序任意地方调用
UserHelper.id = BLL.UserBLL.GetUserBLL().GetIdByName(username);
this.Hide();
MainUI r = new MainUI(); //将界面切换至主界面
r.Show();
}
//检测失败则给用户显示错误信息
else if (!"".Equals(msg))
{
MessageBoxBuilder.buildbox(msg, "错误！");
this.userName_txb.Text = "";
this.passwd_txb.Text = "";
this.userName_txb.Focus();
}
else
{
MessageBoxBuilder.buildbox("登录失败！", "错误！");
this.userName_txb.Text = "";
this.passwd_txb.Text = "";
this.userName_txb.Focus();
}
}
private void login_btn_Click(object sender, EventArgs e)
{
string username = this.userName_txb.Text.Trim();
string passwd = this.passwd_txb.Text.Trim();
BLL.UserBLL instance = BLL.UserBLL.GetUserBLL();
string msg = "";
if (instance.Login(username, passwd, out msg))
{
if (remenber_ckb.Checked)
{
if (!XmlRW.GetXmlRW().UpdateXML(@"user.xml", "1", username, passwd))
{
MessageBox.Show("保存失败！");
}
}
else
{
XmlRW.GetXmlRW().UpdateXML(@"user.xml", "0", "", "");
}
UserHelper.userName = username;
UserHelper.password = passwd;
UserHelper.id = BLL.UserBLL.GetUserBLL().GetIdByName(username);
this.Hide();
MainUI r = new MainUI();
r.Show();
}
else if (!"".Equals(msg))
{
MessageBox.Show(msg);
this.userName_txb.Text = "";
this.passwd_txb.Text = "";
this.userName_txb.Focus();
}
else
{
MessageBox.Show("登录失败！");
this.userName_txb.Text = "";
this.passwd_txb.Text = "";
this.userName_txb.Focus();
}
}
