private void EaveLengthTextBox_GotFocus(object sender, RoutedEventArgs e) { if (EaveLengthTextBox.Text == string.Empty) { EaveLengthTextBox.Text = "0"; } EaveLengthTextBox.SelectAll(); b = false; }
private void EaveLengthTextBox_TextChanged(object sender, TextChangedEventArgs e) { int c = 0; if (EaveLengthTextBox.Text == string.Empty) { EaveLengthTextBox.Text = "0"; EaveLengthTextBox.SelectAll(); } if (!int.TryParse(EaveLengthTextBox.Text, out c)) { MessageBox.Show("Enter length to nearest inch", "Invalid Entry"); } if (b == false) { SqFtTotal.Text = FigureSqFt(int.Parse(EaveLengthTextBox.Text), int.Parse(RakeLengthTextBox.Text), int.Parse(RidgeLengthTextBox.Text)).ToString(); } }