upgrade to hwi-2.0.0-rc.2, display addresses on usb devices for multisig wallets

drongo

@@ -1 +1 @@
-Subproject commit 533791edcf38a6ca05857483df15a5c54a4554f0
+Subproject commit e974c3f4223d1771aa59013c31311cf3d85e0915

src/main/java/com/sparrowwallet/sparrow/control/DeviceAddressDialog.java

@@ -1,22 +1,22 @@
 package com.sparrowwallet.sparrow.control;
 
 import com.google.common.eventbus.Subscribe;
-import com.sparrowwallet.drongo.KeyDerivation;
+import com.sparrowwallet.drongo.OutputDescriptor;
 import com.sparrowwallet.drongo.wallet.Wallet;
 import com.sparrowwallet.sparrow.EventManager;
 import com.sparrowwallet.sparrow.event.AddressDisplayedEvent;
 import com.sparrowwallet.sparrow.io.Device;
 
-import java.util.List;
+import java.util.stream.Collectors;
 
 public class DeviceAddressDialog extends DeviceDialog<String> {
     private final Wallet wallet;
-    private final KeyDerivation keyDerivation;
+    private final OutputDescriptor outputDescriptor;
 
-    public DeviceAddressDialog(List<String> operationFingerprints, Wallet wallet, KeyDerivation keyDerivation) {
+    public DeviceAddressDialog(Wallet wallet, OutputDescriptor outputDescriptor) {
-        super(operationFingerprints);
+        super(outputDescriptor.getExtendedPublicKeys().stream().map(extKey -> outputDescriptor.getKeyDerivation(extKey).getMasterFingerprint()).collect(Collectors.toList()));
         this.wallet = wallet;
-        this.keyDerivation = keyDerivation;
+        this.outputDescriptor = outputDescriptor;
 
         EventManager.get().register(this);
         setOnCloseRequest(event -> {
@@ -26,7 +26,7 @@ public class DeviceAddressDialog extends DeviceDialog<String> {
 
     @Override
     protected DevicePane getDevicePane(Device device) {
-        return new DevicePane(wallet, keyDerivation, device);
+        return new DevicePane(wallet, outputDescriptor, device);
     }
 
     @Subscribe

src/main/java/com/sparrowwallet/sparrow/control/DeviceDialog.java

@@ -101,6 +101,7 @@ public abstract class DeviceDialog<R> extends Dialog<R> {
             Platform.runLater(() -> EventManager.get().post(new UsbDeviceEvent(devices)));
         });
         enumerateService.setOnFailed(workerStateEvent -> {
+            deviceAccordion.getPanes().clear();
             scanBox.setVisible(true);
             scanLabel.setText(workerStateEvent.getSource().getException().getMessage());
         });

src/main/java/com/sparrowwallet/sparrow/control/DevicePane.java

@@ -2,6 +2,7 @@ package com.sparrowwallet.sparrow.control;
 
 import com.sparrowwallet.drongo.ExtendedKey;
 import com.sparrowwallet.drongo.KeyDerivation;
+import com.sparrowwallet.drongo.OutputDescriptor;
 import com.sparrowwallet.drongo.crypto.ChildNumber;
 import com.sparrowwallet.drongo.protocol.ScriptType;
 import com.sparrowwallet.drongo.psbt.PSBT;
@@ -15,7 +16,6 @@ import com.sparrowwallet.sparrow.event.MessageSignedEvent;
 import com.sparrowwallet.sparrow.event.PSBTSignedEvent;
 import com.sparrowwallet.sparrow.io.Device;
 import com.sparrowwallet.sparrow.io.Hwi;
-import com.sparrowwallet.drongo.wallet.WalletModel;
 import com.sparrowwallet.sparrow.glyphfont.FontAwesome5;
 import javafx.application.Platform;
 import javafx.beans.property.SimpleStringProperty;
@@ -25,7 +25,6 @@ import javafx.scene.Node;
 import javafx.scene.control.*;
 import javafx.scene.layout.*;
 import org.controlsfx.control.textfield.CustomPasswordField;
-import org.controlsfx.control.textfield.CustomTextField;
 import org.controlsfx.control.textfield.TextFields;
 import org.controlsfx.glyphfont.Glyph;
 import org.controlsfx.validation.ValidationResult;
@@ -36,6 +35,7 @@ import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
 import java.util.List;
+import java.util.stream.Collectors;
 
 public class DevicePane extends TitledDescriptionPane {
     private static final Logger log = LoggerFactory.getLogger(DevicePane.class);
@@ -43,6 +43,7 @@ public class DevicePane extends TitledDescriptionPane {
     private final DeviceOperation deviceOperation;
     private final Wallet wallet;
     private final PSBT psbt;
+    private final OutputDescriptor outputDescriptor;
     private final KeyDerivation keyDerivation;
     private final String message;
     private final Device device;
@@ -63,6 +64,7 @@ public class DevicePane extends TitledDescriptionPane {
         this.deviceOperation = DeviceOperation.IMPORT;
         this.wallet = wallet;
         this.psbt = null;
+        this.outputDescriptor = null;
         this.keyDerivation = null;
         this.message = null;
         this.device = device;
@@ -83,6 +85,7 @@ public class DevicePane extends TitledDescriptionPane {
         this.deviceOperation = DeviceOperation.SIGN;
         this.wallet = null;
         this.psbt = psbt;
+        this.outputDescriptor = null;
         this.keyDerivation = null;
         this.message = null;
         this.device = device;
@@ -98,12 +101,13 @@ public class DevicePane extends TitledDescriptionPane {
         buttonBox.getChildren().addAll(setPassphraseButton, signButton);
     }
 
-    public DevicePane(Wallet wallet, KeyDerivation keyDerivation, Device device) {
+    public DevicePane(Wallet wallet, OutputDescriptor outputDescriptor, Device device) {
         super(device.getModel().toDisplayString(), "", "", "image/" + device.getType() + ".png");
         this.deviceOperation = DeviceOperation.DISPLAY_ADDRESS;
         this.wallet = wallet;
         this.psbt = null;
-        this.keyDerivation = keyDerivation;
+        this.outputDescriptor = outputDescriptor;
+        this.keyDerivation = null;
         this.message = null;
         this.device = device;
 
@@ -123,6 +127,7 @@ public class DevicePane extends TitledDescriptionPane {
         this.deviceOperation = DeviceOperation.SIGN_MESSAGE;
         this.wallet = wallet;
         this.psbt = null;
+        this.outputDescriptor = null;
         this.keyDerivation = keyDerivation;
         this.message = message;
         this.device = device;
@@ -233,7 +238,8 @@ public class DevicePane extends TitledDescriptionPane {
         displayAddressButton.managedProperty().bind(displayAddressButton.visibleProperty());
         displayAddressButton.setVisible(false);
 
-        if(device.getFingerprint() != null && !device.getFingerprint().equals(keyDerivation.getMasterFingerprint())) {
+        List<String> fingerprints = outputDescriptor.getExtendedPublicKeys().stream().map(extKey -> outputDescriptor.getKeyDerivation(extKey).getMasterFingerprint()).collect(Collectors.toList());
+        if(device.getFingerprint() != null && !fingerprints.contains(device.getFingerprint())) {
             displayAddressButton.setDisable(true);
         }
     }
@@ -471,7 +477,7 @@ public class DevicePane extends TitledDescriptionPane {
     }
 
     private void displayAddress() {
-        Hwi.DisplayAddressService displayAddressService = new Hwi.DisplayAddressService(device, passphrase.get(), wallet.getScriptType(), keyDerivation.getDerivationPath());
+        Hwi.DisplayAddressService displayAddressService = new Hwi.DisplayAddressService(device, passphrase.get(), wallet.getScriptType(), outputDescriptor);
         displayAddressService.setOnSucceeded(successEvent -> {
             String address = displayAddressService.getValue();
             EventManager.get().post(new AddressDisplayedEvent(address));

src/main/java/com/sparrowwallet/sparrow/io/Hwi.java

@@ -4,6 +4,7 @@ import com.google.common.io.ByteStreams;
 import com.google.common.io.CharStreams;
 import com.google.gson.*;
 import com.sparrowwallet.drongo.Network;
+import com.sparrowwallet.drongo.OutputDescriptor;
 import com.sparrowwallet.drongo.protocol.ScriptType;
 import com.sparrowwallet.drongo.psbt.PSBT;
 import com.sparrowwallet.drongo.psbt.PSBTParseException;
@@ -29,7 +30,7 @@ import java.util.zip.ZipInputStream;
 
 public class Hwi {
     private static final Logger log = LoggerFactory.getLogger(Hwi.class);
-    private static final String TEMP_FILE_PREFIX = "hwi-1.2.1-";
+    private static final String VERSION_PREFIX = "hwi-2.0.0-rc.2";
 
     private static boolean isPromptActive = false;
 
@@ -44,6 +45,9 @@ public class Hwi {
 
             String output = execute(command);
             Device[] devices = getGson().fromJson(output, Device[].class);
+            if(devices == null) {
+                throw new ImportException("Error scanning, check devices are ready");
+            }
             return Arrays.stream(devices).filter(device -> device != null && device.getModel() != null).collect(Collectors.toList());
         } catch(IOException e) {
             throw new ImportException(e);
@@ -83,33 +87,41 @@ public class Hwi {
             JsonObject result = JsonParser.parseString(output).getAsJsonObject();
             if(result.get("xpub") != null) {
                 return result.get("xpub").getAsString();
+            } else {
+                JsonElement error = result.get("error");
+                if(error != null) {
+                    throw new ImportException(error.getAsString());
                 } else {
                     throw new ImportException("Could not retrieve xpub - reconnect your device and try again.");
                 }
+            }
         } catch(IOException e) {
             throw new ImportException(e);
         }
     }
 
-    public String displayAddress(Device device, String passphrase, ScriptType scriptType, String derivationPath) throws DisplayAddressException {
+    public String displayAddress(Device device, String passphrase, ScriptType scriptType, OutputDescriptor outputDescriptor) throws DisplayAddressException {
         try {
-            if(!List.of(ScriptType.P2PKH, ScriptType.P2SH_P2WPKH, ScriptType.P2WPKH).contains(scriptType)) {
+            if(!Arrays.asList(ScriptType.SINGLE_HASH_TYPES).contains(scriptType)) {
-                throw new IllegalArgumentException("Cannot display address for script type " + scriptType + ": Only single sig types supported");
+                throw new IllegalArgumentException("Cannot display address for script type " + scriptType + ": Only single hash types supported");
             }
 
-            String type = null;
+            String descriptor = outputDescriptor.toString().replace("sortedmulti", "multi");
+            System.out.println(descriptor);
+
+            String addrType = "legacy";
             if(scriptType == ScriptType.P2SH_P2WPKH) {
-                type = "--sh_wpkh";
+                addrType = "sh_wit";
             } else if(scriptType == ScriptType.P2WPKH) {
-                type = "--wpkh";
+                addrType = "wit";
             }
 
             isPromptActive = false;
             String output;
             if(passphrase != null && !passphrase.isEmpty() && device.getModel().externalPassphraseEntry()) {
-                output = execute(getDeviceCommand(device, passphrase, Command.DISPLAY_ADDRESS, "--path", derivationPath, type));
+                output = execute(getDeviceCommand(device, passphrase, Command.DISPLAY_ADDRESS, "--desc", descriptor, "--addr-type", addrType));
             } else {
-                output = execute(getDeviceCommand(device, Command.DISPLAY_ADDRESS, "--path", derivationPath, type));
+                output = execute(getDeviceCommand(device, Command.DISPLAY_ADDRESS, "--desc", descriptor, "--addr-type", addrType));
             }
 
             JsonObject result = JsonParser.parseString(output).getAsJsonObject();
@@ -199,7 +211,7 @@ public class Hwi {
     private synchronized File getHwiExecutable(Command command) {
         File hwiExecutable = Config.get().getHwi();
         if(hwiExecutable != null && hwiExecutable.exists()) {
-            if(command.isTestFirst() && (!hwiExecutable.getAbsolutePath().contains(TEMP_FILE_PREFIX) || !testHwi(hwiExecutable))) {
+            if(command.isTestFirst() && (!hwiExecutable.getAbsolutePath().contains(VERSION_PREFIX) || !testHwi(hwiExecutable))) {
                 if(Platform.getCurrent() == Platform.OSX) {
                     deleteDirectory(hwiExecutable.getParentFile());
                 } else {
@@ -218,8 +230,8 @@ public class Hwi {
                 //The check will still happen on first invocation, but will not thereafter
                 //See https://github.com/bitcoin-core/HWI/issues/327 for details
                 if(platform == Platform.OSX) {
-                    InputStream inputStream = Hwi.class.getResourceAsStream("/native/osx/x64/hwi-1.2.1-mac-amd64-signed.zip");
+                    InputStream inputStream = Hwi.class.getResourceAsStream("/native/osx/x64/" + VERSION_PREFIX + "-mac-amd64-signed.zip");
-                    Path tempHwiDirPath = Files.createTempDirectory(TEMP_FILE_PREFIX, PosixFilePermissions.asFileAttribute(ownerExecutableWritable));
+                    Path tempHwiDirPath = Files.createTempDirectory(VERSION_PREFIX, PosixFilePermissions.asFileAttribute(ownerExecutableWritable));
                     File tempHwiDir = tempHwiDirPath.toFile();
                     //tempHwiDir.deleteOnExit();
                     log.debug("Using temp HWI path: " + tempHwiDir.getAbsolutePath());
@@ -228,6 +240,9 @@ public class Hwi {
                     ZipInputStream zis = new ZipInputStream(inputStream);
                     ZipEntry zipEntry = zis.getNextEntry();
                     while(zipEntry != null) {
+                        if(zipEntry.isDirectory()) {
+                            newDirectory(tempHwiDir, zipEntry, ownerExecutableWritable);
+                        } else {
                             File newFile = newFile(tempHwiDir, zipEntry, ownerExecutableWritable);
                             //newFile.deleteOnExit();
                             FileOutputStream fos = new FileOutputStream(newFile);
@@ -238,6 +253,7 @@ public class Hwi {
                             if(zipEntry.getName().equals("hwi")) {
                                 tempExec = newFile;
                             }
+                        }
 
                         zipEntry = zis.getNextEntry();
                     }
@@ -250,10 +266,10 @@ public class Hwi {
                     Path tempExecPath;
                     if(platform == Platform.WINDOWS) {
                         inputStream = Hwi.class.getResourceAsStream("/native/windows/x64/hwi.exe");
-                        tempExecPath = Files.createTempFile(TEMP_FILE_PREFIX, null);
+                        tempExecPath = Files.createTempFile(VERSION_PREFIX, null);
                     } else {
                         inputStream = Hwi.class.getResourceAsStream("/native/linux/x64/hwi");
-                        tempExecPath = Files.createTempFile(TEMP_FILE_PREFIX, null, PosixFilePermissions.asFileAttribute(ownerExecutableWritable));
+                        tempExecPath = Files.createTempFile(VERSION_PREFIX, null, PosixFilePermissions.asFileAttribute(ownerExecutableWritable));
                     }
 
                     File tempExec = tempExecPath.toFile();
@@ -299,6 +315,20 @@ public class Hwi {
         return directoryToBeDeleted.delete();
     }
 
+    public static File newDirectory(File destinationDir, ZipEntry zipEntry, Set<PosixFilePermission> setFilePermissions) throws IOException {
+        String destDirPath = destinationDir.getCanonicalPath();
+
+        Path path = Path.of(destDirPath, zipEntry.getName());
+        File destDir = Files.createDirectory(path, PosixFilePermissions.asFileAttribute(setFilePermissions)).toFile();
+
+        String destSubDirPath = destDir.getCanonicalPath();
+        if(!destSubDirPath.startsWith(destDirPath + File.separator)) {
+            throw new IOException("Entry is outside of the target dir: " + zipEntry.getName());
+        }
+
+        return destDir;
+    }
+
     public static File newFile(File destinationDir, ZipEntry zipEntry, Set<PosixFilePermission> setFilePermissions) throws IOException {
         String destDirPath = destinationDir.getCanonicalPath();
 
@@ -324,30 +354,41 @@ public class Hwi {
 
     private List<String> getDeviceCommand(Device device, Command command) throws IOException {
         List<String> elements = new ArrayList<>(List.of(getHwiExecutable(command).getAbsolutePath(), "--device-path", device.getPath(), "--device-type", device.getType(), command.toString()));
-        if(Network.get() != Network.MAINNET) {
+        addChainType(elements);
-            elements.add(elements.size() - 1, "--testnet");
-        }
         return elements;
     }
 
     private List<String> getDeviceCommand(Device device, Command command, String... commandData) throws IOException {
         List<String> elements = new ArrayList<>(List.of(getHwiExecutable(command).getAbsolutePath(), "--device-path", device.getPath(), "--device-type", device.getType(), command.toString()));
-        if(Network.get() != Network.MAINNET) {
+        addChainType(elements);
-            elements.add(elements.size() - 1, "--testnet");
-        }
         elements.addAll(Arrays.stream(commandData).filter(Objects::nonNull).collect(Collectors.toList()));
         return elements;
     }
 
     private List<String> getDeviceCommand(Device device, String passphrase, Command command, String... commandData) throws IOException {
         List<String> elements = new ArrayList<>(List.of(getHwiExecutable(command).getAbsolutePath(), "--device-path", device.getPath(), "--device-type", device.getType(), "--password", passphrase, command.toString()));
-        if(Network.get() != Network.MAINNET) {
+        addChainType(elements);
-            elements.add(elements.size() - 1, "--testnet");
-        }
         elements.addAll(Arrays.stream(commandData).filter(Objects::nonNull).collect(Collectors.toList()));
         return elements;
     }
 
+    private void addChainType(List<String> elements) {
+        if(Network.get() != Network.MAINNET) {
+            elements.add(elements.size() - 1, "--chain");
+            elements.add(elements.size() - 1, getChainName(Network.get()));
+        }
+    }
+
+    private String getChainName(Network network) {
+        if(network == Network.MAINNET) {
+            return "main";
+        } else if(network == Network.TESTNET) {
+            return "test";
+        }
+
+        return network.toString();
+    }
+
     public static class EnumerateService extends Service<List<Device>> {
         private final String passphrase;
 
@@ -430,13 +471,13 @@ public class Hwi {
         private final Device device;
         private final String passphrase;
         private final ScriptType scriptType;
-        private final String derivationPath;
+        private final OutputDescriptor outputDescriptor;
 
-        public DisplayAddressService(Device device, String passphrase, ScriptType scriptType, String derivationPath) {
+        public DisplayAddressService(Device device, String passphrase, ScriptType scriptType, OutputDescriptor outputDescriptor) {
             this.device = device;
             this.passphrase = passphrase;
             this.scriptType = scriptType;
-            this.derivationPath = derivationPath;
+            this.outputDescriptor = outputDescriptor;
         }
 
         @Override
@@ -444,7 +485,7 @@ public class Hwi {
             return new Task<>() {
                 protected String call() throws DisplayAddressException {
                     Hwi hwi = new Hwi();
-                    return hwi.displayAddress(device, passphrase, scriptType, derivationPath);
+                    return hwi.displayAddress(device, passphrase, scriptType, outputDescriptor);
                 }
             };
         }

src/main/java/com/sparrowwallet/sparrow/wallet/ReceiveController.java

@@ -9,7 +9,7 @@ import com.google.zxing.common.BitMatrix;
 import com.google.zxing.qrcode.QRCodeWriter;
 import com.sparrowwallet.drongo.KeyDerivation;
 import com.sparrowwallet.drongo.KeyPurpose;
-import com.sparrowwallet.drongo.policy.PolicyType;
+import com.sparrowwallet.drongo.OutputDescriptor;
 import com.sparrowwallet.drongo.wallet.BlockTransactionHashIndex;
 import com.sparrowwallet.drongo.wallet.Keystore;
 import com.sparrowwallet.drongo.wallet.KeystoreSource;
@@ -17,10 +17,7 @@ import com.sparrowwallet.drongo.wallet.Wallet;
 import com.sparrowwallet.sparrow.AppServices;
 import com.sparrowwallet.sparrow.EventManager;
 import com.sparrowwallet.sparrow.control.*;
-import com.sparrowwallet.sparrow.event.ReceiveToEvent;
+import com.sparrowwallet.sparrow.event.*;
-import com.sparrowwallet.sparrow.event.UsbDeviceEvent;
-import com.sparrowwallet.sparrow.event.WalletHistoryChangedEvent;
-import com.sparrowwallet.sparrow.event.WalletNodesChangedEvent;
 import com.sparrowwallet.sparrow.glyphfont.FontAwesome5;
 import com.sparrowwallet.sparrow.io.Device;
 import com.sparrowwallet.sparrow.io.Hwi;
@@ -153,10 +150,11 @@ public class ReceiveController extends WalletFormController implements Initializ
     }
 
     private void updateDisplayAddress(List<Device> devices) {
-        //Can only display address for single sig wallets. See https://github.com/bitcoin-core/HWI/issues/224
         Wallet wallet = getWalletForm().getWallet();
-        if(wallet.getPolicyType().equals(PolicyType.SINGLE)) {
+        OutputDescriptor walletDescriptor = OutputDescriptor.getOutputDescriptor(walletForm.getWallet());
-            List<Device> addressDevices = devices.stream().filter(device -> wallet.getKeystores().get(0).getKeyDerivation().getMasterFingerprint().equals(device.getFingerprint())).collect(Collectors.toList());
+        List<String> walletFingerprints = walletDescriptor.getExtendedPublicKeys().stream().map(extKey -> walletDescriptor.getKeyDerivation(extKey).getMasterFingerprint()).collect(Collectors.toList());
+
+        List<Device> addressDevices = devices.stream().filter(device -> walletFingerprints.contains(device.getFingerprint())).collect(Collectors.toList());
         if(addressDevices.isEmpty()) {
             addressDevices = devices.stream().filter(device -> device.getNeedsPinSent() || device.getNeedsPassphraseSent()).collect(Collectors.toList());
         }
@@ -173,7 +171,6 @@ public class ReceiveController extends WalletFormController implements Initializ
             displayAddress.setUserData(null);
             return;
         }
-        }
 
         displayAddress.setVisible(false);
         displayAddress.setUserData(null);
@@ -204,28 +201,27 @@ public class ReceiveController extends WalletFormController implements Initializ
     @SuppressWarnings("unchecked")
     public void displayAddress(ActionEvent event) {
         Wallet wallet = getWalletForm().getWallet();
-        if(wallet.getPolicyType() == PolicyType.SINGLE && currentEntry != null) {
+        if(currentEntry != null) {
-            Keystore keystore = wallet.getKeystores().get(0);
+            OutputDescriptor addressDescriptor = OutputDescriptor.getOutputDescriptor(walletForm.getWallet(), currentEntry.getNode().getKeyPurpose(), currentEntry.getNode().getIndex());
-            KeyDerivation fullDerivation = keystore.getKeyDerivation().extend(currentEntry.getNode().getDerivation());
 
             List<Device> possibleDevices = (List<Device>)displayAddress.getUserData();
             if(possibleDevices != null && !possibleDevices.isEmpty()) {
                 if(possibleDevices.size() > 1 || possibleDevices.get(0).getNeedsPinSent() || possibleDevices.get(0).getNeedsPassphraseSent()) {
-                    DeviceAddressDialog dlg = new DeviceAddressDialog(List.of(keystore.getKeyDerivation().getMasterFingerprint()), wallet, fullDerivation);
+                    DeviceAddressDialog dlg = new DeviceAddressDialog(wallet, addressDescriptor);
                     dlg.showAndWait();
                 } else {
                     Device actualDevice = possibleDevices.get(0);
-                    Hwi.DisplayAddressService displayAddressService = new Hwi.DisplayAddressService(actualDevice, "", wallet.getScriptType(), fullDerivation.getDerivationPath());
+                    Hwi.DisplayAddressService displayAddressService = new Hwi.DisplayAddressService(actualDevice, "", wallet.getScriptType(), addressDescriptor);
                     displayAddressService.setOnFailed(failedEvent -> {
                         Platform.runLater(() -> {
-                            DeviceAddressDialog dlg = new DeviceAddressDialog(List.of(keystore.getKeyDerivation().getMasterFingerprint()), wallet, fullDerivation);
+                            DeviceAddressDialog dlg = new DeviceAddressDialog(wallet, addressDescriptor);
                             dlg.showAndWait();
                         });
                     });
                     displayAddressService.start();
                 }
             } else {
-                DeviceAddressDialog dlg = new DeviceAddressDialog(List.of(keystore.getKeyDerivation().getMasterFingerprint()), wallet, fullDerivation);
+                DeviceAddressDialog dlg = new DeviceAddressDialog(wallet, addressDescriptor);
                 dlg.showAndWait();
             }
         }
@@ -261,6 +257,11 @@ public class ReceiveController extends WalletFormController implements Initializ
         return duplicateGlyph;
     }
 
+    @Subscribe
+    public void walletSettingsChanged(WalletSettingsChangedEvent event) {
+        displayAddress.setUserData(null);
+    }
+
     @Subscribe
     public void receiveTo(ReceiveToEvent event) {
         if(event.getReceiveEntry().getWallet().equals(getWalletForm().getWallet())) {