private decimal textBoxParse(decimal input, System.Windows.Forms.TextBox source, string message) { decimal num; if (decimal.TryParse(source.get_Text(), ref num)) { input = num; return input; } if (!decimal.TryParse(source.get_Text(), ref num) && (source.get_Text() != "")) { System.Windows.Forms.MessageBox.Show(message); input = -1M; return input; } input = 0M; return input; }
private void textBoxClear(System.Windows.Forms.TextBox tbName) { if (tbName.get_Text() == "0") { tbName.Clear(); } }