public void TryPasteKeyFromClipboard()
{
var data = Clipboard.GetDataObject();
if (data != null && data.GetDataPresent(DataFormats.UnicodeText, true))
{
var keyInHex = data.GetData(DataFormats.UnicodeText, true) as string;
try
{
var key = Keys.ImportPrivateEd25519KeyFromBytes(Hex.ToBytes(keyInHex));
if (SigningData.TryAddKey(key))
{
// Note workaround PublicKey.Equals Bug
PublicKeys = SigningData.PublicKeys.Select(k => Hex.FromBytes(k.Export(KeyBlobFormat.PkixPublicKey))).ToArray();
ValidationMessage = string.Empty;
}
else
{
ValidationMessage = "The Key pasted from the Clipbaord is already in the list.";
}
}
catch (Exception ex)
{
ValidationMessage = "Unable to parse as Ed25519 Private Key: " + ex.Message;
}
}
else
{
ValidationMessage = "It does not appear that a Hex Encoded Ed25519 Private Key is in the Clipboard.";
}
}
private void OnPropertyChanged(object sender, PropertyChangedEventArgs e)
{
if (e.PropertyName == nameof(PrivateKeyInHex))
{
try
{
var key = Keys.ImportPrivateEd25519KeyFromBytes(Hex.ToBytes(PrivateKeyInHex));
if (SigningData.Contains(key))
{
PrivateKey = null;
CanContinue = false;
ValidationMessage = "This key is already in the list.";
}
else
{
PrivateKey = key;
CanContinue = true;
ValidationMessage = String.Empty;
}
}
catch (Exception ex)
{
PrivateKey = null;
CanContinue = false;
ValidationMessage = "Unable to parse as Ed25519 Private Key: " + ex.Message;
}
}
}
public void TryRemoveKeyFromList(string keyInHex)
{
var key = Keys.ImportPublicEd25519KeyFromBytes(Hex.ToBytes(keyInHex));
if (SigningData.TryRemoveKey(key))
{
// Note workaround PublicKey.Equals Bug
PublicKeys = SigningData.PublicKeys.Select(k => Hex.FromBytes(k.Export(KeyBlobFormat.PkixPublicKey))).ToArray();
ValidationMessage = string.Empty;
}
}
internal void TrySignTransactionAndCopyToClipboard()
{
HashgraphClipboard.Set(SigningData.SignTransaction());
ValidationMessage = SingularLanguage ? "Signature copied to clipboard." : "Signatures copied to clipboard.";
}
