private void EncryptButton_Click(object sender, EventArgs e) { var encryptingStr = EncryptingText.Text; var encyptedStr = DesEncyptor.Encrypt(encryptingStr); DecryptingText.Text = encyptedStr; }
private void DecryptButton_Click(object sender, EventArgs e) { var decryptingStr = DecryptingText.Text; if (string.IsNullOrEmpty(decryptingStr)) { MessageBox.Show("不能为空."); return; } try { var decyptedStr = DesEncyptor.Decrypt(decryptingStr); EncryptingText.Text = decyptedStr; } catch { MessageBox.Show("无法解密."); } }