private void Button1_Click(object sender, EventArgs e)
{
label5.Text = "";
if (String.IsNullOrEmpty(ComboBox1.Text))
{
label5.Text = "请填写用户名！";
return;
}
login_class = new DataClasses1_LOGINDataContext();
var q_A = from A in login_class.Table_login
where A.name.Trim() == ComboBox1.Text.Trim()
// where SqlMethods.Like(c.分类代码A, '%' + sort_keywords + '%')
//where c.代码.Contains(sort_keywords)
// where A.分类代码A
select A;
if (q_A.Count() == 0)
{
label5.Text = "该用户不存在"; return;
}
if (String.IsNullOrEmpty(TextBox2.Text))
{
label5.Text = "请填写原密码！";
return;
}
if (TextBox3.Text != TextBox4.Text)
{
label5.Text = "两次输入不一致！"; return;
}
else
{
}
if (String.IsNullOrEmpty(TextBox3.Text))
{
label5.Text = "新密码不能为空！"; return;
}
else
{
}
foreach (var people in q_A)
{
if (people.password.Trim() == TextBox2.Text.Trim())
{
Class_ID.login_password = TextBox3.Text.Trim();
people.password = TextBox3.Text.Trim();
label5.Text = "修改成功！";
// Application.DoEvents();
}
else
{
label5.Text = "原密码错误！";
//Application.DoEvents();
}
}
if (label5.Text == "修改成功！")
{
//
login_class.SubmitChanges();
Thread.Sleep(300);
this.Close();
}
}
private void Button1_Click(object sender, EventArgs e)
{
login_class = new SQL.DataClasses1_LOGINDataContext();
Global check1 = new Global();
string str0 = check1.checked_value(TextBox1.Text, "用户名");
if (str0 != "-1")
{
string str1 = check1.checked_value(TextBox2.Text, "第一次密码");
string str2 = check1.checked_value(TextBox3.Text, "第二次密码");
if (str1 != "-1")
{
if (str2 != "-1")
{
if (str1 == str2)
{
try
{
var newCustomer = new Table_login
{
name = str0,
password = str1,
};
login_class.Table_login.InsertOnSubmit(newCustomer);
login_class.SubmitChanges();
String xmlPath = Global.path_exe + "\\login.xml";
XmlDocument xmlDoc = new XmlDocument();
xmlDoc.Load(xmlPath);
var root = xmlDoc.DocumentElement; //取到根结点
//取指定的单个结点
// XmlNode oldChild = xmlDoc.SelectSingleNode("BookStore/NewBook");
//取指定的结点的集合
XmlNodeList nodes = xmlDoc.SelectNodes("Login/name");
bool bool_exist = false;
foreach (XmlNode Node_one in nodes)
{
if (Node_one.InnerText == str0)
{
bool_exist = true;
MessageBox.Show("该用户已存在！");
return;
}
}
XmlNode newNode = xmlDoc.CreateNode("element", "name", "");
newNode.InnerText = str0;
//添加为根元素的第一层子结点
root.AppendChild(newNode);
xmlDoc.Save(xmlPath);
MessageBox.Show("新增成功！");
this.Close();
}
catch
{
MessageBox.Show("新增失败，请查看用户名是否重复！");
}
}
else
{
MessageBox.Show("两次密码输入不一致！");
}
}
}
}
;
}
