/// <summary>
/// 密码登录
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void passwordbtn_Click(object sender, EventArgs e)
{
try
{
if (txtUserName.Text == "" || txtPassWord.Text == "")
{
MessageBox.Show("用户名或密码不能为空!", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
return;
}
else
{
//输入用户名
username = txtUserName.Text.Trim();
//输入密码
userpwd = txtPassWord.Text.Trim();
//定义连接数据库的字符串
string conStr = "Data Source='101.200.210.193'; Initial Catalog=db_WMS;User ID=sa;Password=1010";
SqlConnection conn = new SqlConnection(conStr);
conn.Open();
//创建数据库命令对象
SqlCommand command = new SqlCommand("select * from tb_user where UserName='******' and UserPwd='" + userpwd + "'",conn);
//创建数据库读取器对象
SqlDataReader reader = command.ExecuteReader();
//读取一条记录
reader.Read();
if (reader.HasRows)//判断是否包含数据
{
string time = DateTime.Now.ToString();
string sql = "update tb_user set LoginTime='" + time + "' where UserName='******'";
Sqloperate sqloperate = new Sqloperate();
sqloperate.SqlCommands(sql);
conn.Close();
this.Hide();
UserCenter userCenter = new UserCenter();
UserCenter.userCenter.Show();
}
else
{
txtUserName.Text = "";
txtPassWord.Text = "";
MessageBox.Show("用户名或密码错误!", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
public UserCenter()
{
userCenter = this;
InitializeComponent();
}