private void EnterButton_Click(object sender, EventArgs e)
{
using
(SqlConnection connection = new SqlConnection(connectionString))
{
try
{
connection.Open();
}
catch
{
MessageBox.Show("Ошибка подключения к базе данных", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
SqlCommand requestauth = new SqlCommand("SELECT dbo.AuthUser('" +
LoginTextbox.Text + "','" + PasswordTextbox.Text + "')", connection);
string result = requestauth.ExecuteScalar().ToString();
connection.Close();
if (result == "Fail")
{
MessageBox.Show("Неверный логин или пароль", "Ошибка авторизации", MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
else
{
InitiateNewForm(result);
this.Hide();
}
LoginTextbox.Clear();
PasswordTextbox.Clear();
LoginTextbox.Focus();
}
}
private void LoginTextbox_Leave(object sender, EventArgs e)
{
LoginTextbox.AddText(LoginPlaceholder);
}
private void LoginTextbox_Enter(object sender, EventArgs e)
{
LoginTextbox.RemoveText(LoginPlaceholder);
}