private void ChangePasswordButton_Click(object sender, EventArgs e)
{
if (ChangePasswordTextbox.Text == "")
{
MessageBox.Show("密码只能由字母、数字、点、下划线组成，且不能为空！");
}
ShowPasswordTextbox.Enabled = true;
DataTable dt = new DataTable();
CTMySql cm = new CTMySql();
dt = cm.GetTableValue("Account");
int pkvalue = -1;
string pkname = dt.Columns[0].ColumnName;
for (int i = 0; i < dt.Rows.Count; i++)
{
if (UserNameTextbox.Text == dt.Rows[i]["Account"].ToString())
{
pkvalue = Convert.ToInt32(dt.Rows[i][0]);
break;
}
}
cm.UpdataDatabass("account", ChangePasswordTextbox.Text, "Password", pkname, pkvalue);
MessageBox.Show("密码修改成功！");
ShowPasswordTextbox.Text = ChangePasswordTextbox.Text;
}
//登陆页面 首次出现
private void FormSignIn_Shown(object sender, EventArgs e)
{
cTMySql = new CTMySql("localhost", "root", "震动监测系统", "000000", "3306"); //设置连接参数
CTMySql.isSignIn = false;
if (cTMySql.ConnectDatabass()) //打开连接，判断连接是否成功
{
//MessageBox.Show("Success To Connect MySQL");
}
else
{
MessageBox.Show("Fail To Connect MySQL");
}
}
private void ShowPasswordButton_Click(object sender, EventArgs e)
{
ShowPasswordTextbox.Enabled = true;
DataTable dt = new DataTable();
CTMySql cm = new CTMySql();
dt = cm.GetTableValue("Account");
for (int i = 0; i < dt.Rows.Count; i++)
{
if (UserNameTextbox.Text == dt.Rows[i]["Account"].ToString())
{
ShowPasswordTextbox.Text = dt.Rows[i]["Password"].ToString();
break;
}
}
}
private void ChangeAdminYesRadioButton_CheckedChanged(object sender, EventArgs e)
{
DataTable dt = new DataTable();
CTMySql cm = new CTMySql();
dt = cm.GetTableValue("Account");
int pkvalue = -1;
string pkname = dt.Columns[0].ColumnName;
if (dt.Rows[0]["Account"].ToString() == UserNameTextbox.Text)
{
MessageBox.Show("此默认账户不能被修改！");
return;
}
for (int i = 0; i < dt.Rows.Count; i++)
{
if (UserNameTextbox.Text == dt.Rows[i]["Account"].ToString())
{
pkvalue = Convert.ToInt32(dt.Rows[i][0]);
break;
}
}
if (ChangeAdminYesRadioButton.Checked)
{
cm.UpdataDatabass("Account", "1", "Level", pkname, pkvalue);
}
else
{
cm.UpdataDatabass("Account", "0", "Level", pkname, pkvalue);
}
cm.IsUserAdmin();
this.Refresh();
#region 获取所有用户信息
//获取所有用户信息
UserListView.BeginUpdate();
UserListView.View = View.Details;
UserListView.Clear();
UserListView.Columns.Add("用户名（双击选择用户）", 200, HorizontalAlignment.Right);
UserListView.Columns.Add("管理员", 50, HorizontalAlignment.Center);
UserListView.FullRowSelect = true;
dt = cm.GetTableValue("Account");
for (int i = 0; i < dt.Rows.Count; i++)
{
string name;
ulong admin;
name = (string)dt.Rows[i]["Account"];
admin = (ulong)dt.Rows[i]["Level"];
ListViewItem lvi = new ListViewItem();
lvi.Text = name;
if (admin == 1)
{
lvi.SubItems.Add("是");
}
else
{
lvi.SubItems.Add("否");
}
UserListView.Items.Add(lvi);
}
UserListView.EndUpdate();
#endregion
}
// 删除用户按钮 点击
private void DeletUserButton_Click(object sender, EventArgs e)
{
DialogResult dr = new DialogResult();
dr = MessageBox.Show("确认删除用户 " + UserNameTextbox.Text + "?", "", MessageBoxButtons.YesNo);
if (dr == DialogResult.No)
{
return;
}
DataTable dt = new DataTable("Account");
CTMySql cm = new CTMySql();
dt = cm.GetTableValue("Account");
int pkvalue = -1;
string pkname = dt.Columns[0].ColumnName;
for (int i = 0; i < dt.Rows.Count; i++)
{
if (UserNameTextbox.Text == dt.Rows[i]["Account"].ToString())
{
pkvalue = Convert.ToInt32(dt.Rows[i][0]);
break;
}
}
cm.DeletRowfromDatabass("Account", pkname, pkvalue);
MessageBox.Show("删除用户成功！");
#region 获取所有用户信息
//获取所有用户信息
UserListView.BeginUpdate();
UserListView.View = View.Details;
UserListView.Clear();
UserListView.Columns.Add("用户名（双击选择用户）", 200, HorizontalAlignment.Right);
UserListView.Columns.Add("管理员", 50, HorizontalAlignment.Center);
UserListView.FullRowSelect = true;
dt = cm.GetTableValue("Account");
for (int i = 0; i < dt.Rows.Count; i++)
{
string name;
ulong admin;
name = (string)dt.Rows[i]["Account"];
admin = (ulong)dt.Rows[i]["Level"];
ListViewItem lvi = new ListViewItem();
lvi.Text = name;
if (admin == 1)
{
lvi.SubItems.Add("是");
}
else
{
lvi.SubItems.Add("否");
}
UserListView.Items.Add(lvi);
}
UserListView.EndUpdate();
#endregion
}
// 添加用户按钮
private void NewUserAddButton_Click(object sender, EventArgs e)
{
DataTable dt = new DataTable("Account");
CTMySql cm = new CTMySql();
cm.ConnectDatabass();
dt = cm.GetTableValue("Account");
for (int i = 0; i < dt.Rows.Count; i++)
{
if (NewUserNameTextbox.Text == (string)dt.Rows[i]["Account"])
{
MessageBox.Show("用户已经存在，请更改用户名");
return;
}
}
if (NewUserPasswordTextbox.Text == "")
{
MessageBox.Show("密码不能为空，请重试");
return;
}
DialogResult dr = DialogResult.Yes;
if (NewUserAdminYesRadioButton.Checked)
{
dr = MessageBox.Show("确定添加的新用户为管理员用户？", "", MessageBoxButtons.YesNo);
}
if (dr == DialogResult.No)
{
return;
}
int level = 0;
if (NewUserAdminYesRadioButton.Checked)
{
level = 1;
}
if (NewUserAdminNoRadioButton.Checked)
{
level = 0;
}
string[] data = new string[3];
data[0] = NewUserPasswordTextbox.Text;
data[1] = NewUserNameTextbox.Text;
data[2] = level.ToString();
cm.AddRowtoDatabass(data, "Account");
#region 获取所有用户信息
//获取所有用户信息
UserListView.BeginUpdate();
UserListView.View = View.Details;
UserListView.Clear();
UserListView.Columns.Add("用户名（双击选择用户）", 200, HorizontalAlignment.Right);
UserListView.Columns.Add("管理员", 50, HorizontalAlignment.Center);
UserListView.FullRowSelect = true;
dt = cm.GetTableValue("Account");
for (int i = 0; i < dt.Rows.Count; i++)
{
string name;
ulong admin;
name = (string)dt.Rows[i]["Account"];
admin = (ulong)dt.Rows[i]["Level"];
ListViewItem lvi = new ListViewItem();
lvi.Text = name;
if (admin == 1)
{
lvi.SubItems.Add("是");
}
else
{
lvi.SubItems.Add("否");
}
UserListView.Items.Add(lvi);
}
UserListView.EndUpdate();
#endregion
MessageBox.Show("新用户添加成功！");
}
void InitForm()
{
#region 初始锁定控件
//初始锁定控件
NewUserNameTextbox.Enabled = false;
NewUserPasswordTextbox.Enabled = false;
NewUserAdminNoRadioButton.Enabled = false;
NewUserAdminYesRadioButton.Enabled = false;
NewUserAddButton.Enabled = false;
UserNameTextbox.Enabled = false;
ChangeAdminNoRadioButton.Enabled = false;
ChangeAdminYesRadioButton.Enabled = false;
DeletUserButton.Enabled = false;
ShowPasswordButton.Enabled = false;
ShowPasswordTextbox.Enabled = false;
ChangePasswordButton.Enabled = false;
ChangePasswordTextbox.Enabled = false;
#endregion
#region 获取所有用户信息
//获取所有用户信息
UserListView.BeginUpdate();
UserListView.View = View.Details;
UserListView.Clear();
UserListView.Columns.Add("用户名（双击选择用户）", 200, HorizontalAlignment.Right);
UserListView.Columns.Add("管理员", 50, HorizontalAlignment.Center);
UserListView.FullRowSelect = true;
DataTable dt = new DataTable("Account");
CTMySql cm = new CTMySql();
dt = cm.GetTableValue("Account");
for (int i = 0; i < dt.Rows.Count; i++)
{
string name;
ulong admin;
name = (string)dt.Rows[i]["Account"];
admin = (ulong)dt.Rows[i]["Level"];
ListViewItem lvi = new ListViewItem();
lvi.Text = name;
if (admin == 1)
{
lvi.SubItems.Add("是");
}
else
{
lvi.SubItems.Add("否");
}
UserListView.Items.Add(lvi);
}
UserListView.EndUpdate();
#endregion
#region 检测管理员权限
if (!CTMySql.isUserAdmin)
{
UserListView.Enabled = false;
NewUserButton.Enabled = false;
}
#endregion
}
