private void prepareUI (Stage mainWindow) throws IOException {
    this.mainWindow = mainWindow;
    // Show the crash dialog for any exceptions that we don't handle and that hit the main loop.
    GuiUtils.handleCrashesOnThisThread();

    // Load the GUI. The MainController class will be automagically created and wired up.
    File file = new File("main.fxml");
    URL location = getClass().getResource("main.fxml");
    FXMLLoader loader = new FXMLLoader(location);
    mainUI = loader.load();
    controller = loader.getController();
    // Configure the window with a StackPane so we can overlay things on top of the main UI, and a
    // NotificationBarPane so we can slide messages and progress bars in from the bottom. Note that
    // ordering of the construction and connection matters here, otherwise we get (harmless) CSS error
    // spew to the logs.
    notificationBar = new NotificationBarPane(mainUI);
    mainWindow.setTitle(APP_NAME);
    uiStack = new StackPane();
    Scene scene = new Scene(uiStack);
    TextFieldValidator.configureScene(scene);   // Add CSS that we need.
    scene.getStylesheets().add(getClass().getResource("wallet.css").toString());
    uiStack.getChildren().add(notificationBar);
    mainWindow.setScene(scene);
}
 

public void initialize() {
    Coin balance = Main.bitcoin.wallet().getBalance();
    checkState(!balance.isZero());
    new BitcoinAddressValidator(Main.params, address, sendBtn);
    new TextFieldValidator(amountEdit, text ->
            !WTUtils.didThrow(() -> checkState(Coin.parseCoin(text).compareTo(balance) <= 0)));
    amountEdit.setText(balance.toPlainString());
}
 

public BitcoinAddressValidator(NetworkParameters params, TextField field, Node... nodes) {
    this.params = params;
    this.nodes = nodes;

    // Handle the red highlighting, but don't highlight in red just when the field is empty because that makes
    // the example/prompt address hard to read.
    new TextFieldValidator(field, text -> text.isEmpty() || testAddr(text));
    // However we do want the buttons to be disabled when empty so we apply a different test there.
    field.textProperty().addListener((observableValue, prev, current) -> {
        toggleButtons(current);
    });
    toggleButtons(field.getText());
}
 

public void initialize () {
    Coin balance = Main.wallet.getBalance();
    checkState(!balance.isZero());
    new BitcoinAddressValidator(Constants.getNetwork(), address, sendBtn);
    new TextFieldValidator(amountEdit, text ->
            !WTUtils.didThrow(() -> checkState(Coin.parseCoin(text).compareTo(balance) <= 0)));
    amountEdit.setText(balance.toPlainString());
}
 

public BitcoinAddressValidator (NetworkParameters params, TextField field, Node... nodes) {
    this.params = params;
    this.nodes = nodes;

    // Handle the red highlighting, but don't highlight in red just when the field is empty because that makes
    // the example/prompt address hard to read.
    new TextFieldValidator(field, text -> text.isEmpty() || testAddr(text));
    // However we do want the buttons to be disabled when empty so we apply a different test there.
    field.textProperty().addListener((observableValue, prev, current) -> {
        toggleButtons(current);
    });
    toggleButtons(field.getText());
}
 

public void initialize() {
    Coin balance = Main.bitcoin.wallet().getBalance();
    checkState(!balance.isZero());
    new BitcoinAddressValidator(Main.params, address, sendBtn);
    new TextFieldValidator(amountEdit, text ->
            !WTUtils.didThrow(() -> checkState(Coin.parseCoin(text).compareTo(balance) <= 0)));
    amountEdit.setText(balance.toPlainString());
}
 

public BitcoinAddressValidator(NetworkParameters params, TextField field, Node... nodes) {
    this.params = params;
    this.nodes = nodes;

    // Handle the red highlighting, but don't highlight in red just when the field is empty because that makes
    // the example/prompt address hard to read.
    new TextFieldValidator(field, text -> text.isEmpty() || testAddr(text));
    // However we do want the buttons to be disabled when empty so we apply a different test there.
    field.textProperty().addListener((observableValue, prev, current) -> {
        toggleButtons(current);
    });
    toggleButtons(field.getText());
}
 

public void initialize() {
    Coin balance = Main.bitcoin.wallet().getBalance();
    checkState(!balance.isZero());
    new BitcoinAddressValidator(Main.params, address, sendBtn);
    new TextFieldValidator(amountEdit, text ->
            !WTUtils.didThrow(() -> checkState(Coin.parseCoin(text).compareTo(balance) <= 0)));
    amountEdit.setText(balance.toPlainString());
}
 

public BitcoinAddressValidator(NetworkParameters params, TextField field, Node... nodes) {
    this.params = params;
    this.nodes = nodes;

    // Handle the red highlighting, but don't highlight in red just when the field is empty because that makes
    // the example/prompt address hard to read.
    new TextFieldValidator(field, text -> text.isEmpty() || testAddr(text));
    // However we do want the buttons to be disabled when empty so we apply a different test there.
    field.textProperty().addListener((observableValue, prev, current) -> {
        toggleButtons(current);
    });
    toggleButtons(field.getText());
}
 

private void realStart(Stage mainWindow) throws IOException {
    this.mainWindow = mainWindow;
    instance = this;
    // Show the crash dialog for any exceptions that we don't handle and that hit the main loop.
    GuiUtils.handleCrashesOnThisThread();

    if (System.getProperty("os.name").toLowerCase().contains("mac")) {
        // We could match the Mac Aqua style here, except that (a) Modena doesn't look that bad, and (b)
        // the date picker widget is kinda broken in AquaFx and I can't be bothered fixing it.
        // AquaFx.style();
    }

    // Load the GUI. The MainController class will be automagically created and wired up.
    URL location = getClass().getResource("main.fxml");
    FXMLLoader loader = new FXMLLoader(location);
    mainUI = loader.load();
    controller = loader.getController();
    // Configure the window with a StackPane so we can overlay things on top of the main UI, and a
    // NotificationBarPane so we can slide messages and progress bars in from the bottom. Note that
    // ordering of the construction and connection matters here, otherwise we get (harmless) CSS error
    // spew to the logs.
    notificationBar = new NotificationBarPane(mainUI);
    mainWindow.setTitle(APP_NAME);
    uiStack = new StackPane();
    Scene scene = new Scene(uiStack);
    TextFieldValidator.configureScene(scene);   // Add CSS that we need.
    scene.getStylesheets().add(getClass().getResource("wallet.css").toString());
    uiStack.getChildren().add(notificationBar);
    mainWindow.setScene(scene);

    // Make log output concise.
    BriefLogFormatter.init();
    // Tell bitcoinj to run event handlers on the JavaFX UI thread. This keeps things simple and means
    // we cannot forget to switch threads when adding event handlers. Unfortunately, the DownloadListener
    // we give to the app kit is currently an exception and runs on a library thread. It'll get fixed in
    // a future version.
    Threading.USER_THREAD = Platform::runLater;
    // Create the app kit. It won't do any heavyweight initialization until after we start it.
    setupWalletKit(null);

    if (bitcoin.isChainFileLocked()) {
        informationalAlert("Already running", "This application is already running and cannot be started twice.");
        Platform.exit();
        return;
    }

    mainWindow.show();

    WalletSetPasswordController.estimateKeyDerivationTimeMsec();

    bitcoin.addListener(new Service.Listener() {
        @Override
        public void failed(Service.State from, Throwable failure) {
            GuiUtils.crashAlert(failure);
        }
    }, Platform::runLater);
    bitcoin.startAsync();

    scene.getAccelerators().put(KeyCombination.valueOf("Shortcut+F"), () -> bitcoin.peerGroup().getDownloadPeer().close());
}
 

public void initialize(@Nullable KeyParameter aesKey) {
    DeterministicSeed seed = Main.bitcoin.wallet().getKeyChainSeed();
    if (aesKey == null) {
        if (seed.isEncrypted()) {
            log.info("Wallet is encrypted, requesting password first.");
            // Delay execution of this until after we've finished initialising this screen.
            Platform.runLater(() -> askForPasswordAndRetry());
            return;
        }
    } else {
        this.aesKey = aesKey;
        seed = seed.decrypt(checkNotNull(Main.bitcoin.wallet().getKeyCrypter()), "", aesKey);
        // Now we can display the wallet seed as appropriate.
        passwordButton.setText("Remove password");
    }

    // Set the date picker to show the birthday of this wallet.
    Instant creationTime = Instant.ofEpochSecond(seed.getCreationTimeSeconds());
    LocalDate origDate = creationTime.atZone(ZoneId.systemDefault()).toLocalDate();
    datePicker.setValue(origDate);

    // Set the mnemonic seed words.
    final List<String> mnemonicCode = seed.getMnemonicCode();
    checkNotNull(mnemonicCode);    // Already checked for encryption.
    String origWords = Utils.join(mnemonicCode);
    wordsArea.setText(origWords);

    // Validate words as they are being typed.
    MnemonicCode codec = unchecked(MnemonicCode::new);
    TextFieldValidator validator = new TextFieldValidator(wordsArea, text ->
        !didThrow(() -> codec.check(Splitter.on(' ').splitToList(text)))
    );

    // Clear the date picker if the user starts editing the words, if it contained the current wallets date.
    // This forces them to set the birthday field when restoring.
    wordsArea.textProperty().addListener(o -> {
        if (origDate.equals(datePicker.getValue()))
            datePicker.setValue(null);
    });

    BooleanBinding datePickerIsInvalid = or(
            datePicker.valueProperty().isNull(),

            createBooleanBinding(() ->
                    datePicker.getValue().isAfter(LocalDate.now())
            , /* depends on */ datePicker.valueProperty())
    );

    // Don't let the user click restore if the words area contains the current wallet words, or are an invalid set,
    // or if the date field isn't set, or if it's in the future.
    restoreButton.disableProperty().bind(
            or(
                    or(
                            not(validator.valid),
                            equal(origWords, wordsArea.textProperty())
                    ),

                    datePickerIsInvalid
            )
    );

    // Highlight the date picker in red if it's empty or in the future, so the user knows why restore is disabled.
    datePickerIsInvalid.addListener((dp, old, cur) -> {
        if (cur) {
            datePicker.getStyleClass().add("validation_error");
        } else {
            datePicker.getStyleClass().remove("validation_error");
        }
    });
}
 

public void initialize (@Nullable KeyParameter aesKey) {
    DeterministicSeed seed = Main.wallet.getKeyChainSeed();
    if (aesKey == null) {
        if (seed.isEncrypted()) {
            log.info("Wallet is encrypted, requesting password first.");
            // Delay execution of this until after we've finished initialising this screen.
            Platform.runLater(() -> askForPasswordAndRetry());
            return;
        }
    } else {
        this.aesKey = aesKey;
        seed = seed.decrypt(checkNotNull(Main.wallet.getKeyCrypter()), "", aesKey);
        // Now we can display the wallet seed as appropriate.
        passwordButton.setText("Remove password");
    }

    // Set the date picker to show the birthday of this wallet.
    Instant creationTime = Instant.ofEpochSecond(seed.getCreationTimeSeconds());
    LocalDate origDate = creationTime.atZone(ZoneId.systemDefault()).toLocalDate();
    datePicker.setValue(origDate);

    // Set the mnemonic seed words.
    final List<String> mnemonicCode = seed.getMnemonicCode();
    checkNotNull(mnemonicCode);    // Already checked for encryption.
    String origWords = Utils.join(mnemonicCode);
    wordsArea.setText(origWords);

    // Validate words as they are being typed.
    MnemonicCode codec = unchecked(MnemonicCode::new);
    TextFieldValidator validator = new TextFieldValidator(wordsArea, text ->
            !didThrow(() -> codec.check(Splitter.on(' ').splitToList(text)))
    );

    // Clear the date picker if the user starts editing the words, if it contained the current wallets date.
    // This forces them to set the birthday field when restoring.
    wordsArea.textProperty().addListener(o -> {
        if (origDate.equals(datePicker.getValue())) {
            datePicker.setValue(null);
        }
    });

    BooleanBinding datePickerIsInvalid = or(
            datePicker.valueProperty().isNull(),

            createBooleanBinding(() ->
                            datePicker.getValue().isAfter(LocalDate.now())
                    , /* depends on */ datePicker.valueProperty())
    );

    // Don't let the user click restore if the words area contains the current wallet words, or are an invalid set,
    // or if the date field isn't set, or if it's in the future.
    restoreButton.disableProperty().bind(
            or(
                    or(
                            not(validator.valid),
                            equal(origWords, wordsArea.textProperty())
                    ),

                    datePickerIsInvalid
            )
    );

    // Highlight the date picker in red if it's empty or in the future, so the user knows why restore is disabled.
    datePickerIsInvalid.addListener((dp, old, cur) -> {
        if (cur) {
            datePicker.getStyleClass().add("validation_error");
        } else {
            datePicker.getStyleClass().remove("validation_error");
        }
    });
}
 

private void realStart(Stage mainWindow) throws IOException {
    this.mainWindow = mainWindow;
    instance = this;
    // Show the crash dialog for any exceptions that we don't handle and that hit the main loop.
    GuiUtils.handleCrashesOnThisThread();

    if (System.getProperty("os.name").toLowerCase().contains("mac")) {
        // We could match the Mac Aqua style here, except that (a) Modena doesn't look that bad, and (b)
        // the date picker widget is kinda broken in AquaFx and I can't be bothered fixing it.
        // AquaFx.style();
    }

    // Load the GUI. The MainController class will be automagically created and wired up.
    URL location = getClass().getResource("main.fxml");
    FXMLLoader loader = new FXMLLoader(location);
    mainUI = loader.load();
    controller = loader.getController();
    // Configure the window with a StackPane so we can overlay things on top of the main UI, and a
    // NotificationBarPane so we can slide messages and progress bars in from the bottom. Note that
    // ordering of the construction and connection matters here, otherwise we get (harmless) CSS error
    // spew to the logs.
    notificationBar = new NotificationBarPane(mainUI);
    mainWindow.setTitle(APP_NAME);
    uiStack = new StackPane();
    Scene scene = new Scene(uiStack);
    TextFieldValidator.configureScene(scene);   // Add CSS that we need.
    scene.getStylesheets().add(getClass().getResource("wallet.css").toString());
    uiStack.getChildren().add(notificationBar);
    mainWindow.setScene(scene);

    // Make log output concise.
    BriefLogFormatter.init();
    // Tell bitcoinj to run event handlers on the JavaFX UI thread. This keeps things simple and means
    // we cannot forget to switch threads when adding event handlers. Unfortunately, the DownloadListener
    // we give to the app kit is currently an exception and runs on a library thread. It'll get fixed in
    // a future version.
    Threading.USER_THREAD = Platform::runLater;
    // Create the app kit. It won't do any heavyweight initialization until after we start it.
    setupWalletKit(null);

    if (bitcoin.isChainFileLocked()) {
        informationalAlert("Already running", "This application is already running and cannot be started twice.");
        Platform.exit();
        return;
    }

    mainWindow.show();

    WalletSetPasswordController.estimateKeyDerivationTimeMsec();

    bitcoin.addListener(new Service.Listener() {
        @Override
        public void failed(Service.State from, Throwable failure) {
            GuiUtils.crashAlert(failure);
        }
    }, Platform::runLater);
    bitcoin.startAsync();

    scene.getAccelerators().put(KeyCombination.valueOf("Shortcut+F"), () -> bitcoin.peerGroup().getDownloadPeer().close());
}
 

public void initialize(@Nullable KeyParameter aesKey) {
    DeterministicSeed seed = Main.bitcoin.wallet().getKeyChainSeed();
    if (aesKey == null) {
        if (seed.isEncrypted()) {
            log.info("Wallet is encrypted, requesting password first.");
            // Delay execution of this until after we've finished initialising this screen.
            Platform.runLater(() -> askForPasswordAndRetry());
            return;
        }
    } else {
        this.aesKey = aesKey;
        seed = seed.decrypt(checkNotNull(Main.bitcoin.wallet().getKeyCrypter()), "", aesKey);
        // Now we can display the wallet seed as appropriate.
        passwordButton.setText("Remove password");
    }

    // Set the date picker to show the birthday of this wallet.
    Instant creationTime = Instant.ofEpochSecond(seed.getCreationTimeSeconds());
    LocalDate origDate = creationTime.atZone(ZoneId.systemDefault()).toLocalDate();
    datePicker.setValue(origDate);

    // Set the mnemonic seed words.
    final List<String> mnemonicCode = seed.getMnemonicCode();
    checkNotNull(mnemonicCode);    // Already checked for encryption.
    String origWords = Utils.join(mnemonicCode);
    wordsArea.setText(origWords);

    // Validate words as they are being typed.
    MnemonicCode codec = unchecked(MnemonicCode::new);
    TextFieldValidator validator = new TextFieldValidator(wordsArea, text ->
        !didThrow(() -> codec.check(Splitter.on(' ').splitToList(text)))
    );

    // Clear the date picker if the user starts editing the words, if it contained the current wallets date.
    // This forces them to set the birthday field when restoring.
    wordsArea.textProperty().addListener(o -> {
        if (origDate.equals(datePicker.getValue()))
            datePicker.setValue(null);
    });

    BooleanBinding datePickerIsInvalid = or(
            datePicker.valueProperty().isNull(),

            createBooleanBinding(() ->
                    datePicker.getValue().isAfter(LocalDate.now())
            , /* depends on */ datePicker.valueProperty())
    );

    // Don't let the user click restore if the words area contains the current wallet words, or are an invalid set,
    // or if the date field isn't set, or if it's in the future.
    restoreButton.disableProperty().bind(
            or(
                    or(
                            not(validator.valid),
                            equal(origWords, wordsArea.textProperty())
                    ),

                    datePickerIsInvalid
            )
    );

    // Highlight the date picker in red if it's empty or in the future, so the user knows why restore is disabled.
    datePickerIsInvalid.addListener((dp, old, cur) -> {
        if (cur) {
            datePicker.getStyleClass().add("validation_error");
        } else {
            datePicker.getStyleClass().remove("validation_error");
        }
    });
}
 

private void realStart (Stage mainWindow) throws IOException {
    this.mainWindow = mainWindow;
    instance = this;
    // Show the crash dialog for any exceptions that we don't handle and that hit the main loop.
    GuiUtils.handleCrashesOnThisThread();

    // Load the GUI. The MainController class will be automagically created and wired up.
    File file = new File("main.fxml");
    URL location = getClass().getResource("main.fxml");
    FXMLLoader loader = new FXMLLoader(location);
    mainUI = loader.load();
    controller = loader.getController();
    // Configure the window with a StackPane so we can overlay things on top of the main UI, and a
    // NotificationBarPane so we can slide messages and progress bars in from the bottom. Note that
    // ordering of the construction and connection matters here, otherwise we get (harmless) CSS error
    // spew to the logs.
    notificationBar = new NotificationBarPane(mainUI);
    mainWindow.setTitle(APP_NAME);
    uiStack = new StackPane();
    Scene scene = new Scene(uiStack);
    TextFieldValidator.configureScene(scene);   // Add CSS that we need.
    scene.getStylesheets().add(getClass().getResource("wallet.css").toString());
    uiStack.getChildren().add(notificationBar);
    mainWindow.setScene(scene);

    // Make log output concise.
    BriefLogFormatter.init();
    // Tell bitcoinj to run event handlers on the JavaFX UI thread. This keeps things simple and means
    // we cannot forget to switch threads when adding event handlers. Unfortunately, the DownloadListener
    // we give to the app kit is currently an exception and runs on a library thread. It'll get fixed in
    // a future version.
    Threading.USER_THREAD = Platform::runLater;
    // Create the app kit. It won't do any heavyweight initialization until after we start it.
    setupWalletKit(null);

    if (bitcoin.isChainFileLocked()) {
        if (REQUEST != null) {
            PaymentProtocolClientSocket.sendPaymentRequest(REQUEST);
            Platform.exit();
            return;
        }
        informationalAlert("Already running", "This application is already running and cannot be started twice.");
        Platform.exit();
        return;
    }
    PaymentProtocolServerSocket.init();

    mainWindow.show();

    WalletSetPasswordController.estimateKeyDerivationTimeMsec();

    bitcoin.addListener(new Service.Listener() {
        @Override
        public void failed (Service.State from, Throwable failure) {
            GuiUtils.crashAlert(failure);
        }
    }, Platform::runLater);
    bitcoin.startAsync();

    System.out.println("init");
    node.init();
    wallet = new MockWallet(Constants.getNetwork());
    thunderContext = new ThunderContext(wallet, dbHandler, node);
    thunderContext.startUp(new NullResultCommand());

    scene.getAccelerators().put(KeyCombination.valueOf("Shortcut+F"), () -> bitcoin.peerGroup().getDownloadPeer().close());
}
 

public void initialize(@Nullable KeyParameter aesKey) {
    DeterministicSeed seed = Main.bitcoin.wallet().getKeyChainSeed();
    if (aesKey == null) {
        if (seed.isEncrypted()) {
            log.info("Wallet is encrypted, requesting password first.");
            // Delay execution of this until after we've finished initialising this screen.
            Platform.runLater(() -> askForPasswordAndRetry());
            return;
        }
    } else {
        this.aesKey = aesKey;
        seed = seed.decrypt(checkNotNull(Main.bitcoin.wallet().getKeyCrypter()), "", aesKey);
        // Now we can display the wallet seed as appropriate.
        passwordButton.setText("Remove password");
    }

    // Set the date picker to show the birthday of this wallet.
    Instant creationTime = Instant.ofEpochSecond(seed.getCreationTimeSeconds());
    LocalDate origDate = creationTime.atZone(ZoneId.systemDefault()).toLocalDate();
    datePicker.setValue(origDate);

    // Set the mnemonic seed words.
    final List<String> mnemonicCode = seed.getMnemonicCode();
    checkNotNull(mnemonicCode);    // Already checked for encryption.
    String origWords = Utils.join(mnemonicCode);
    wordsArea.setText(origWords);

    // Validate words as they are being typed.
    MnemonicCode codec = unchecked(MnemonicCode::new);
    TextFieldValidator validator = new TextFieldValidator(wordsArea, text ->
        !didThrow(() -> codec.check(Splitter.on(' ').splitToList(text)))
    );

    // Clear the date picker if the user starts editing the words, if it contained the current wallets date.
    // This forces them to set the birthday field when restoring.
    wordsArea.textProperty().addListener(o -> {
        if (origDate.equals(datePicker.getValue()))
            datePicker.setValue(null);
    });

    BooleanBinding datePickerIsInvalid = or(
            datePicker.valueProperty().isNull(),

            createBooleanBinding(() ->
                    datePicker.getValue().isAfter(LocalDate.now())
            , /* depends on */ datePicker.valueProperty())
    );

    // Don't let the user click restore if the words area contains the current wallet words, or are an invalid set,
    // or if the date field isn't set, or if it's in the future.
    restoreButton.disableProperty().bind(
            or(
                    or(
                            not(validator.valid),
                            equal(origWords, wordsArea.textProperty())
                    ),

                    datePickerIsInvalid
            )
    );

    // Highlight the date picker in red if it's empty or in the future, so the user knows why restore is disabled.
    datePickerIsInvalid.addListener((dp, old, cur) -> {
        if (cur) {
            datePicker.getStyleClass().add("validation_error");
        } else {
            datePicker.getStyleClass().remove("validation_error");
        }
    });
}