private void button9_Click(object sender, EventArgs e) { try { dataViewer f = new dataViewer(_rules); f.Show(); } catch (NullReferenceException except) { MessageBox.Show("You need to load a file first... or some other error " + except); } }
private void button7_Click(object sender, EventArgs e) { try { dataViewer f = new dataViewer(generateFragByRules(), 1); f.ShowDialog(); } catch (NullReferenceException except) { MessageBox.Show("You need to load a file first Or some other exception " + except); } catch (ArgumentOutOfRangeException except) { MessageBox.Show("No molecule loaded... " + except); } }