private void btnHash_Click() { OpenFileDialog openFileDialog1 = new OpenFileDialog() { Filter = Resources.Languages.Resources.Txt_Tout_Fichiers, FilterIndex = 1, Multiselect = false, }; if (openFileDialog1.ShowDialog() == DialogResult.OK) { string err; MessageBox.Show(Resources.Languages.Resources.Txt_Resultat + ContentHash.GetHash(openFileDialog1.FileName, out err)); } }