Example #1
0
        private void logInButton_Click(object sender, EventArgs e)
        {
            MatchUserAndPassword matchUser = new MatchUserAndPassword();
            bool status = matchUser.PasswordAndUserNameVerification(userNameTextBox.Text, passwordTextBox.Text);

            if (status)
            {
                MainMenuUI mainMenu = new MainMenuUI(userNameTextBox.Text, passwordTextBox.Text);
                this.Hide();
                mainMenu.ShowDialog();
            }
            else
            {
                MessageBox.Show("Please enter the currect username and password", "Error", MessageBoxButtons.OK,
                                MessageBoxIcon.Warning);
            }
        }
        private void SubmitButton_Click(object sender, EventArgs e)
        {
            try
            {
                if (CurrentUserNameTextBox.Text.Equals(""))
                {
                    MessageBox.Show("Please enter the current User Name.", "Message", MessageBoxButtons.OK,
                                    MessageBoxIcon.Information);
                }
                else if (currentPasswordtExtBox.Text.Equals(""))
                {
                    MessageBox.Show("Please enter the current Password.", "Message", MessageBoxButtons.OK,
                                    MessageBoxIcon.Information);
                }
                else if (newUserNameTextBxo.Text.Equals(""))
                {
                    MessageBox.Show("Please enter the new User Name.", "Message", MessageBoxButtons.OK,
                                    MessageBoxIcon.Information);
                }
                else if (newPasswordTextBox.Text.Equals(""))
                {
                    MessageBox.Show("Please enter the new Password.", "Message", MessageBoxButtons.OK,
                                    MessageBoxIcon.Information);
                }
                else if (confirmPasswordTextBox.Text.Equals(""))
                {
                    MessageBox.Show("Please re -enter the new password.", "Message", MessageBoxButtons.OK,
                                    MessageBoxIcon.Information);
                }
                else if (!newPasswordTextBox.Text.Equals(confirmPasswordTextBox.Text))
                {
                    MessageBox.Show("Password conflit", "Error", MessageBoxButtons.OK,
                                    MessageBoxIcon.Error);
                }
                else
                {
                    MatchUserAndPassword matchUser = new MatchUserAndPassword();
                    bool b = matchUser.PasswordAndUserNameVerification(CurrentUserNameTextBox.Text, currentPasswordtExtBox.Text);
                    if (b)
                    {
                        DBManager     manager    = new DBManager();
                        SqlConnection connection = manager.Connection();
                        string        query      = "UPDATE Security_12 set User_Name='" + newUserNameTextBxo.Text + "',Password='******' where User_Name='" + userNmae +
                                                   "'and Password='******'";

                        SqlCommand command = new SqlCommand(query, connection);
                        connection.Open();
                        int i = command.ExecuteNonQuery();
                        MessageBox.Show("You have sucessfully change user name and password", "Information",
                                        MessageBoxButtons.OK, MessageBoxIcon.Information);
                    }
                    else
                    {
                        MessageBox.Show("User name and Password are not currect.Please enter Currect user and Password and then try.", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
                    }
                }
            }
            catch (Exception exception)
            {
                MessageBox.Show(exception.Message);
            }
        }