//Confirm button confirms the user details that are Entered. private void ConfirmButton_Click(object sender, EventArgs e) { //Calls the meathod to validat Email-Id. EmailStatus = IsValidEmail(ClientMailIdTextBox.Text); ClientName = ClientNameTextBox.Text; ClientTelNo = ClientTelNoTextBox.Text; ClientMailId = ClientMailIdTextBox.Text; TransactionNo = TransactionNoDisplayLabel.Text; //Check if all fields are valid and displays accordingly. if (ClientName != "" && ClientTelNo != "" && ClientMailId != "") { if (EmailStatus == true) { ClientDetailGroupBox.Visible = false; ConfirmButton.Enabled = false; DetailsDisplayGroupBox.Visible = true; FinalConfirmButton.Visible = true; FinalConfirmButton.Enabled = true; switch (TimeFrameListBox.SelectedIndex) { case 0: Term = TIMEFRAME1; break; case 1: Term = TIMEFRAME2; break; case 2: Term = TIMEFRAME3; break; case 3: Term = TIMEFRAME4; break; } //Displays the details in details box. ClientDisplayDetailsLabel.Text = ClientName; ClientTelNoDisplayDetailsLabel.Text = ClientTelNo; ClientMailIdDisplayDetailsLabel.Text = ClientMailId; TransactionNoDisplayDetailsLabel.Text = TransactionNo; decimal TempPrincipalAmount = decimal.Parse(InvestAmountTextBox.Text); PrincipalAmountDisplayDetailsLabel.Text = TempPrincipalAmount.ToString("C4"); InterestRateDisplayDetailsLabel.Text = InterestRate.ToString("0.00"); FinalAmountDisplayDetailsLabel.Text = FinalAmount.ToString("C4"); TermDisplayDetailsLabel.Text = Term.ToString(); } else { //If boolean value is false. MessageBox.Show("Please Enter a valid Email ID", "Invalid Field", MessageBoxButtons.OK, MessageBoxIcon.Error); ClientMailIdTextBox.Focus(); ClientMailIdTextBox.SelectAll(); } } else { MessageBox.Show("Enter all fields", "Invalid/Blank Fields", MessageBoxButtons.OK, MessageBoxIcon.Error); } }