Add "About Bitsquare" screen, add invert price icon

core/src/main/java/io/bitsquare/btc/pricefeed/PriceFeed.java

@@ -8,6 +8,7 @@ import io.bitsquare.app.Log;
 import io.bitsquare.btc.pricefeed.providers.BitcoinAveragePriceProvider;
 import io.bitsquare.btc.pricefeed.providers.PoloniexPriceProvider;
 import io.bitsquare.btc.pricefeed.providers.PriceProvider;
+import io.bitsquare.common.Timer;
 import io.bitsquare.common.UserThread;
 import io.bitsquare.common.handlers.FaultHandler;
 import io.bitsquare.locale.CurrencyUtil;
@@ -24,6 +25,9 @@ import java.util.function.Consumer;
 public class PriceFeed {
     private static final Logger log = LoggerFactory.getLogger(PriceFeed.class);
 
+    private static final long MIN_PERIOD_BETWEEN_CALLS = 5000;
+
+
     ///////////////////////////////////////////////////////////////////////////////////////////
     // Enum
     ///////////////////////////////////////////////////////////////////////////////////////////
@@ -40,9 +44,8 @@ public class PriceFeed {
         }
     }
 
-    private static final long PERIOD_FIAT_SEC = 60;
+    private static final long PERIOD_FIAT_SEC = 2 * 60;
     private static final long PERIOD_ALL_FIAT_SEC = 60 * 5;
-    private static final long PERIOD_CRYPTO_SEC = 60;
     private static final long PERIOD_ALL_CRYPTO_SEC = 60 * 5;
 
     private final Map<String, MarketPrice> cache = new HashMap<>();
@@ -55,6 +58,11 @@ public class PriceFeed {
     private final StringProperty currencyCodeProperty = new SimpleStringProperty();
     private final ObjectProperty<Type> typeProperty = new SimpleObjectProperty<>();
     private final IntegerProperty currenciesUpdateFlag = new SimpleIntegerProperty(0);
+    private long bitcoinAveragePriceProviderLastCallAllTs;
+    private long poloniexPriceProviderLastCallAllTs;
+    private long bitcoinAveragePriceProviderLastCallTs;
+    private Timer cryptoCurrenciesTime;
+    private Timer fiatCurrenciesTime;
 
 
     ///////////////////////////////////////////////////////////////////////////////////////////
@@ -76,19 +84,18 @@ public class PriceFeed {
 
         requestAllPrices(fiatPriceProvider, () -> {
             applyPrice();
-            UserThread.runPeriodically(() -> requestPrice(fiatPriceProvider), PERIOD_FIAT_SEC);
+            if (fiatCurrenciesTime == null)
+                fiatCurrenciesTime = UserThread.runPeriodically(() -> requestPrice(fiatPriceProvider), PERIOD_FIAT_SEC);
         });
 
         requestAllPrices(cryptoCurrenciesPriceProvider, () -> {
             applyPrice();
-            UserThread.runPeriodically(() -> requestAllPrices(cryptoCurrenciesPriceProvider, this::applyPrice),
-                    PERIOD_CRYPTO_SEC);
+            if (cryptoCurrenciesTime == null)
+                cryptoCurrenciesTime = UserThread.runPeriodically(() -> requestAllPrices(cryptoCurrenciesPriceProvider, this::applyPrice),
+                        PERIOD_ALL_CRYPTO_SEC);
         });
 
         UserThread.runPeriodically(() -> requestAllPrices(fiatPriceProvider, this::applyPrice), PERIOD_ALL_FIAT_SEC);
-        UserThread.runPeriodically(() -> requestAllPrices(cryptoCurrenciesPriceProvider, this::applyPrice), PERIOD_ALL_CRYPTO_SEC);
-
-        requestAllPrices(cryptoCurrenciesPriceProvider, this::applyPrice);
     }
 
     @Nullable
@@ -110,14 +117,18 @@ public class PriceFeed {
     }
 
     public void setCurrencyCode(String currencyCode) {
-        this.currencyCode = currencyCode;
-        currencyCodeProperty.set(currencyCode);
-        applyPrice();
+        if (this.currencyCode != currencyCode) {
+            this.currencyCode = currencyCode;
+            currencyCodeProperty.set(currencyCode);
+            applyPrice();
 
-        if (CurrencyUtil.isFiatCurrency(currencyCode))
-            requestPrice(fiatPriceProvider);
-        else
-            requestPrice(cryptoCurrenciesPriceProvider);
+            if (CurrencyUtil.isFiatCurrency(currencyCode)) {
+                requestPrice(fiatPriceProvider);
+            } else {
+                // Poloniex does not support calls for one currency just for all which is quite a bit of data
+                requestAllPrices(cryptoCurrenciesPriceProvider, this::applyPrice);
+            }
+        }
     }
 
 
@@ -154,7 +165,6 @@ public class PriceFeed {
         if (priceConsumer != null && currencyCode != null && type != null) {
             if (cache.containsKey(currencyCode)) {
                 MarketPrice marketPrice = cache.get(currencyCode);
-                //log.debug("applyPrice type=" + type);
                 if (marketPrice != null)
                     priceConsumer.accept(marketPrice.getPrice(type));
             } else {
@@ -168,39 +178,66 @@ public class PriceFeed {
 
     private void requestPrice(PriceProvider provider) {
         Log.traceCall();
-        GetPriceRequest getPriceRequest = new GetPriceRequest();
-        SettableFuture<MarketPrice> future = getPriceRequest.requestPrice(currencyCode, provider);
-        Futures.addCallback(future, new FutureCallback<MarketPrice>() {
-            public void onSuccess(MarketPrice marketPrice) {
-                UserThread.execute(() -> {
-                    cache.put(marketPrice.currencyCode, marketPrice);
-                    //log.debug("marketPrice updated " + marketPrice);
-                    priceConsumer.accept(marketPrice.getPrice(type));
-                });
-            }
+        long now = System.currentTimeMillis();
+        boolean allowed = false;
+        if (now - bitcoinAveragePriceProviderLastCallTs > MIN_PERIOD_BETWEEN_CALLS) {
+            bitcoinAveragePriceProviderLastCallTs = now;
+            allowed = true;
+        }
 
-            public void onFailure(@NotNull Throwable throwable) {
-                log.debug("Could not load marketPrice\n" + throwable.getMessage());
-            }
-        });
+        if (allowed) {
+            GetPriceRequest getPriceRequest = new GetPriceRequest();
+            SettableFuture<MarketPrice> future = getPriceRequest.requestPrice(currencyCode, provider);
+            Futures.addCallback(future, new FutureCallback<MarketPrice>() {
+                public void onSuccess(MarketPrice marketPrice) {
+                    UserThread.execute(() -> {
+                        cache.put(marketPrice.currencyCode, marketPrice);
+                        priceConsumer.accept(marketPrice.getPrice(type));
+                    });
+                }
+
+                public void onFailure(@NotNull Throwable throwable) {
+                    log.debug("Could not load marketPrice\n" + throwable.getMessage());
+                }
+            });
+        } else {
+            log.debug("Ignore request. Too many attempt to call the API provider " + provider);
+        }
     }
 
     private void requestAllPrices(PriceProvider provider, @Nullable Runnable resultHandler) {
         Log.traceCall();
-        GetPriceRequest getPriceRequest = new GetPriceRequest();
-        SettableFuture<Map<String, MarketPrice>> future = getPriceRequest.requestAllPrices(provider);
-        Futures.addCallback(future, new FutureCallback<Map<String, MarketPrice>>() {
-            public void onSuccess(Map<String, MarketPrice> marketPriceMap) {
-                UserThread.execute(() -> {
-                    cache.putAll(marketPriceMap);
-                    if (resultHandler != null)
-                        resultHandler.run();
-                });
+        long now = System.currentTimeMillis();
+        boolean allowed = false;
+        if (provider instanceof BitcoinAveragePriceProvider) {
+            if (now - bitcoinAveragePriceProviderLastCallAllTs > MIN_PERIOD_BETWEEN_CALLS) {
+                bitcoinAveragePriceProviderLastCallAllTs = now;
+                allowed = true;
             }
+        } else if (provider instanceof PoloniexPriceProvider) {
+            if (now - poloniexPriceProviderLastCallAllTs > MIN_PERIOD_BETWEEN_CALLS) {
+                poloniexPriceProviderLastCallAllTs = now;
+                allowed = true;
+            }
+        }
+        if (allowed) {
+            GetPriceRequest getPriceRequest = new GetPriceRequest();
+            SettableFuture<Map<String, MarketPrice>> future = getPriceRequest.requestAllPrices(provider);
+            Futures.addCallback(future, new FutureCallback<Map<String, MarketPrice>>() {
+                public void onSuccess(Map<String, MarketPrice> marketPriceMap) {
+                    UserThread.execute(() -> {
+                        cache.putAll(marketPriceMap);
+                        if (resultHandler != null)
+                            resultHandler.run();
+                    });
+                }
 
-            public void onFailure(@NotNull Throwable throwable) {
-                UserThread.execute(() -> faultHandler.handleFault("Could not load marketPrices", throwable));
-            }
-        });
+                public void onFailure(@NotNull Throwable throwable) {
+                    UserThread.execute(() -> faultHandler.handleFault("Could not load marketPrices", throwable));
+                }
+            });
+        } else {
+            log.debug("Ignore request. Too many attempt to call the API provider " + provider);
+        }
     }
 }

gui/src/main/java/io/bitsquare/gui/bitsquare.css

@@ -1003,6 +1003,7 @@ textfield */
 #price-feed-combo {
     -fx-background-color: #555;
     -fx-text-fill: white;
+    -fx-alignment: center;
 }
 
 #invert-market-price {

gui/src/main/java/io/bitsquare/gui/images.css

@@ -212,6 +212,12 @@
     -fx-image: url("../../../images/link.png");
 }
 
+#invert {
+    -fx-image: url("../../../images/invert.png");
+}
+
+
+
 #avatar_1 {
     -fx-image: url("../../../images/avatars/avatar_1.png");
 }

gui/src/main/java/io/bitsquare/gui/main/MainView.java

@@ -17,8 +17,6 @@
 
 package io.bitsquare.gui.main;
 
-import de.jensd.fx.fontawesome.AwesomeDude;
-import de.jensd.fx.fontawesome.AwesomeIcon;
 import io.bitsquare.BitsquareException;
 import io.bitsquare.app.BitsquareApp;
 import io.bitsquare.btc.pricefeed.PriceFeed;
@@ -266,6 +264,7 @@ public class MainView extends InitializableView<StackPane, MainViewModel> {
             @Override
             protected void updateItem(PriceFeedComboBoxItem item, boolean empty) {
                 super.updateItem(item, empty);
+
                 if (!empty && item != null) {
                     textProperty().bind(item.displayStringProperty);
                 } else {
@@ -287,18 +286,19 @@ public class MainView extends InitializableView<StackPane, MainViewModel> {
         buttonCell.setId("price-feed-combo");
         priceComboBox.setButtonCell(buttonCell);
 
-        Label invertIcon = new Label();
-        HBox.setMargin(invertIcon, new Insets(3, 0, 0, 0));
-        invertIcon.setId("invert-market-price");
-        invertIcon.setOpacity(0.8);
-        invertIcon.setOnMouseClicked(e -> {
-            model.preferences.flipUseInvertedMarketPrice();
-        });
+
+        final ImageView invertIcon = new ImageView();
+        invertIcon.setId("invert");
+        final Button invertIconButton = new Button("", invertIcon);
+        invertIconButton.setPadding(new Insets(0, 0, 0, 0));
+        invertIconButton.setFocusTraversable(false);
+        invertIconButton.setStyle("-fx-background-color: transparent;");
+        //invertIconButton.setStyle("-fx-focus-color: transparent; -fx-border-radius: 0 2 2 0; -fx-border-color: #aaa; -fx-border-insets: 0 0 0 -1; -fx-border-style: solid solid solid none; -fx-padding: 1 0 1 0;");
+        HBox.setMargin(invertIconButton, new Insets(2, 0, 0, 0));
+        invertIconButton.setOnAction(e -> model.preferences.flipUseInvertedMarketPrice());
 
         HBox hBox = new HBox();
-        hBox.setSpacing(5);
-        AwesomeDude.setIcon(invertIcon, AwesomeIcon.RETWEET, "14.0");
-        hBox.getChildren().setAll(priceComboBox, invertIcon);
+        hBox.getChildren().setAll(priceComboBox, invertIconButton);
 
         Label label = new Label(text);
         label.setId("nav-balance-label");

gui/src/main/java/io/bitsquare/gui/main/overlays/windows/DisplayAlertMessageWindow.java

@@ -18,7 +18,6 @@
 package io.bitsquare.gui.main.overlays.windows;
 
 import io.bitsquare.alert.Alert;
-import io.bitsquare.common.util.Utilities;
 import io.bitsquare.gui.components.HyperlinkWithIcon;
 import io.bitsquare.gui.main.overlays.Overlay;
 import javafx.geometry.Insets;
@@ -73,8 +72,7 @@ public class DisplayAlertMessageWindow extends Overlay<DisplayAlertMessageWindow
             headLineLabel.setStyle("-fx-text-fill: -fx-accent;  -fx-font-weight: bold;  -fx-font-size: 22;");
             String url = "https://github.com/bitsquare/bitsquare/releases";
             HyperlinkWithIcon hyperlinkWithIcon = addLabelHyperlinkWithIcon(gridPane, ++rowIndex,
-                    "Download:", url).second;
-            hyperlinkWithIcon.setOnAction(e -> Utilities.openWebPage(url));
+                    "Download:", url, url).second;
             hyperlinkWithIcon.setMaxWidth(550);
         } else {
             headLine = "Important information!";

gui/src/main/java/io/bitsquare/gui/main/overlays/windows/TacWindow.java

@@ -2,8 +2,6 @@ package io.bitsquare.gui.main.overlays.windows;
 
 import com.google.inject.Inject;
 import io.bitsquare.app.BitsquareApp;
-import io.bitsquare.common.util.Utilities;
-import io.bitsquare.gui.components.HyperlinkWithIcon;
 import io.bitsquare.gui.main.overlays.Overlay;
 import io.bitsquare.user.Preferences;
 import org.slf4j.Logger;
@@ -53,9 +51,7 @@ public class TacWindow extends Overlay<TacWindow> {
     @Override
     protected void addMessage() {
         super.addMessage();
-        String url = "https://bitsquare.io/arbitration_system.pdf";
-        HyperlinkWithIcon hyperlinkWithIcon = addHyperlinkWithIcon(gridPane, ++rowIndex, url, -8);
-        hyperlinkWithIcon.setOnAction(e -> Utilities.openWebPage(url));
+        addHyperlinkWithIcon(gridPane, ++rowIndex, "Arbitration system", "https://bitsquare.io/arbitration_system.pdf", -6);
     }
 
     @Override

gui/src/main/java/io/bitsquare/gui/main/settings/SettingsView.fxml

@@ -27,4 +27,5 @@
 
     <Tab fx:id="preferencesTab" text="Settings" closable="false"/>
     <Tab fx:id="networkSettingsTab" text="Network info" closable="false"/>
+    <Tab fx:id="aboutTab" text="About" closable="false"/>
 </TabPane>

gui/src/main/java/io/bitsquare/gui/main/settings/SettingsView.java

@@ -21,6 +21,7 @@ import io.bitsquare.gui.Navigation;
 import io.bitsquare.gui.common.model.Activatable;
 import io.bitsquare.gui.common.view.*;
 import io.bitsquare.gui.main.MainView;
+import io.bitsquare.gui.main.settings.about.AboutView;
 import io.bitsquare.gui.main.settings.network.NetworkSettingsView;
 import io.bitsquare.gui.main.settings.preferences.PreferencesView;
 import javafx.beans.value.ChangeListener;
@@ -33,7 +34,7 @@ import javax.inject.Inject;
 @FxmlView
 public class SettingsView extends ActivatableViewAndModel<TabPane, Activatable> {
     @FXML
-    Tab preferencesTab, networkSettingsTab;
+    Tab preferencesTab, networkSettingsTab, aboutTab;
     private final ViewLoader viewLoader;
     private final Navigation navigation;
     private Navigation.Listener navigationListener;
@@ -57,6 +58,8 @@ public class SettingsView extends ActivatableViewAndModel<TabPane, Activatable>
                 navigation.navigateTo(MainView.class, SettingsView.class, PreferencesView.class);
             else if (newValue == networkSettingsTab)
                 navigation.navigateTo(MainView.class, SettingsView.class, NetworkSettingsView.class);
+            else if (newValue == aboutTab)
+                navigation.navigateTo(MainView.class, SettingsView.class, AboutView.class);
         };
     }
 
@@ -65,10 +68,13 @@ public class SettingsView extends ActivatableViewAndModel<TabPane, Activatable>
         root.getSelectionModel().selectedItemProperty().addListener(tabChangeListener);
         navigation.addListener(navigationListener);
 
-        if (root.getSelectionModel().getSelectedItem() == preferencesTab)
+        Tab selectedItem = root.getSelectionModel().getSelectedItem();
+        if (selectedItem == preferencesTab)
             navigation.navigateTo(MainView.class, SettingsView.class, PreferencesView.class);
-        else
+        else if (selectedItem == networkSettingsTab)
             navigation.navigateTo(MainView.class, SettingsView.class, NetworkSettingsView.class);
+        else if (selectedItem == aboutTab)
+            navigation.navigateTo(MainView.class, SettingsView.class, AboutView.class);
     }
 
     @Override
@@ -83,6 +89,7 @@ public class SettingsView extends ActivatableViewAndModel<TabPane, Activatable>
 
         if (view instanceof PreferencesView) tab = preferencesTab;
         else if (view instanceof NetworkSettingsView) tab = networkSettingsTab;
+        else if (view instanceof AboutView) tab = aboutTab;
         else throw new IllegalArgumentException("Navigation to " + viewClass + " is not supported");
 
         tab.setContent(view.getRoot());

gui/src/main/java/io/bitsquare/gui/main/settings/about/AboutView.fxml

@@ -0,0 +1,37 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<!--
+  ~ This file is part of Bitsquare.
+  ~
+  ~ Bitsquare is free software: you can redistribute it and/or modify it
+  ~ under the terms of the GNU Affero General Public License as published by
+  ~ the Free Software Foundation, either version 3 of the License, or (at
+  ~ your option) any later version.
+  ~
+  ~ Bitsquare is distributed in the hope that it will be useful, but WITHOUT
+  ~ ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+  ~ FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public
+  ~ License for more details.
+  ~
+  ~ You should have received a copy of the GNU Affero General Public License
+  ~ along with Bitsquare. If not, see <http://www.gnu.org/licenses/>.
+  -->
+
+<?import javafx.geometry.Insets?>
+<?import javafx.scene.layout.*?>
+<GridPane fx:id="root" fx:controller="io.bitsquare.gui.main.settings.about.AboutView"
+          hgap="5.0" vgap="5.0"
+          AnchorPane.bottomAnchor="0.0" AnchorPane.leftAnchor="0.0"
+          AnchorPane.rightAnchor="0.0" AnchorPane.topAnchor="0.0"
+          xmlns:fx="http://javafx.com/fxml">
+    <padding>
+        <Insets bottom="10.0" left="25.0" top="30.0" right="25"/>
+    </padding>
+
+    <columnConstraints>
+        <ColumnConstraints hgrow="SOMETIMES" halignment="RIGHT"/>
+        <ColumnConstraints hgrow="ALWAYS"/>
+    </columnConstraints>
+</GridPane>
+
+

gui/src/main/java/io/bitsquare/gui/main/settings/about/AboutView.java

@@ -0,0 +1,101 @@
+/*
+ * This file is part of Bitsquare.
+ *
+ * Bitsquare is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or (at
+ * your option) any later version.
+ *
+ * Bitsquare is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public
+ * License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with Bitsquare. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package io.bitsquare.gui.main.settings.about;
+
+import io.bitsquare.app.Version;
+import io.bitsquare.gui.common.model.Activatable;
+import io.bitsquare.gui.common.view.ActivatableViewAndModel;
+import io.bitsquare.gui.common.view.FxmlView;
+import io.bitsquare.gui.components.HyperlinkWithIcon;
+import io.bitsquare.gui.components.TitledGroupBg;
+import io.bitsquare.gui.util.Layout;
+import javafx.geometry.HPos;
+import javafx.scene.control.Label;
+import javafx.scene.layout.GridPane;
+
+import javax.inject.Inject;
+
+import static io.bitsquare.gui.util.FormBuilder.*;
+
+@FxmlView
+public class AboutView extends ActivatableViewAndModel<GridPane, Activatable> {
+
+    private int gridRow = 0;
+
+
+    @Inject
+    public AboutView() {
+        super();
+    }
+
+    public void initialize() {
+        TitledGroupBg titledGroupBg = addTitledGroupBg(root, gridRow, 4, "About Bitsquare");
+        GridPane.setColumnSpan(titledGroupBg, 2);
+        Label label = addLabel(root, gridRow, "Bitsquare is an open source project and a decentralized network of users who want to " +
+                "exchange Bitcoin with national currencies or alternative crypto currencies in a privacy protecting way.\n" +
+                "Learn more about Bitsquare on our project web page.", Layout.FIRST_ROW_DISTANCE);
+        label.setWrapText(true);
+        GridPane.setColumnSpan(label, 2);
+        GridPane.setHalignment(label, HPos.LEFT);
+        HyperlinkWithIcon hyperlinkWithIcon = addHyperlinkWithIcon(root, ++gridRow, "Bitsquare web page", "https://bitsquare.io");
+        GridPane.setColumnSpan(hyperlinkWithIcon, 2);
+        hyperlinkWithIcon = addHyperlinkWithIcon(root, ++gridRow, "Source code", "https://github.com/bitsquare/bitsquare");
+        GridPane.setColumnSpan(hyperlinkWithIcon, 2);
+        hyperlinkWithIcon = addHyperlinkWithIcon(root, ++gridRow, "AGPL License", "https://github.com/bitsquare/bitsquare/blob/master/LICENSE");
+        GridPane.setColumnSpan(hyperlinkWithIcon, 2);
+
+        titledGroupBg = addTitledGroupBg(root, ++gridRow, 3, "Support Bitsquare", Layout.GROUP_DISTANCE);
+        GridPane.setColumnSpan(titledGroupBg, 2);
+        label = addLabel(root, gridRow, "Bitsquare is not a company but a community project and open for participation. If you want to participate check out our web page.", Layout.FIRST_ROW_AND_GROUP_DISTANCE);
+        label.setWrapText(true);
+        GridPane.setColumnSpan(label, 2);
+        GridPane.setHalignment(label, HPos.LEFT);
+        hyperlinkWithIcon = addHyperlinkWithIcon(root, ++gridRow, "Contribute", "https://bitsquare.io/contribute");
+        GridPane.setColumnSpan(hyperlinkWithIcon, 2);
+        hyperlinkWithIcon = addHyperlinkWithIcon(root, ++gridRow, "Donate", "https://bitsquare.io/contribute/#donation");
+        GridPane.setColumnSpan(hyperlinkWithIcon, 2);
+
+        titledGroupBg = addTitledGroupBg(root, ++gridRow, 3, "Market price API providers", Layout.GROUP_DISTANCE);
+        GridPane.setColumnSpan(titledGroupBg, 2);
+        label = addLabel(root, gridRow, "Bitsquare uses market price feed providers for displaying the current exchange rate.", Layout.FIRST_ROW_AND_GROUP_DISTANCE);
+        label.setWrapText(true);
+        GridPane.setColumnSpan(label, 2);
+        GridPane.setHalignment(label, HPos.LEFT);
+        addLabelHyperlinkWithIcon(root, ++gridRow, "Market price API provider for fiat: ", "BitcoinAverage", "https://bitcoinaverage.com");
+        addLabelHyperlinkWithIcon(root, ++gridRow, "Market price API provider for altcoins: ", "Poloniex", "http://poloniex.com");
+
+        titledGroupBg = addTitledGroupBg(root, ++gridRow, 2, "Version details", Layout.GROUP_DISTANCE);
+        GridPane.setColumnSpan(titledGroupBg, 2);
+        addLabelTextField(root, gridRow, "Application version:", Version.VERSION, Layout.FIRST_ROW_AND_GROUP_DISTANCE);
+        addLabelTextField(root, ++gridRow, "Versions of subsystems:",
+                "Network version: " + Version.P2P_NETWORK_VERSION +
+                        "; P2P message version: " + Version.getP2PMessageVersion() +
+                        "; Local DB version: " + Version.LOCAL_DB_VERSION +
+                        "; Trade protocol version: " + Version.TRADE_PROTOCOL_VERSION);
+    }
+
+    @Override
+    public void activate() {
+    }
+
+    @Override
+    public void deactivate() {
+    }
+
+}
+

gui/src/main/java/io/bitsquare/gui/util/FormBuilder.java

@@ -21,6 +21,7 @@ import de.jensd.fx.fontawesome.AwesomeIcon;
 import io.bitsquare.common.util.Tuple2;
 import io.bitsquare.common.util.Tuple3;
 import io.bitsquare.common.util.Tuple4;
+import io.bitsquare.common.util.Utilities;
 import io.bitsquare.gui.components.*;
 import javafx.geometry.HPos;
 import javafx.geometry.Insets;
@@ -162,12 +163,14 @@ public class FormBuilder {
     //  HyperlinkWithIcon
     ///////////////////////////////////////////////////////////////////////////////////////////
 
-    public static HyperlinkWithIcon addHyperlinkWithIcon(GridPane gridPane, int rowIndex, String url) {
-        return addHyperlinkWithIcon(gridPane, rowIndex, url, 0);
+
+    public static HyperlinkWithIcon addHyperlinkWithIcon(GridPane gridPane, int rowIndex, String title, String url) {
+        return addHyperlinkWithIcon(gridPane, rowIndex, title, url, 0);
     }
 
-    public static HyperlinkWithIcon addHyperlinkWithIcon(GridPane gridPane, int rowIndex, String url, double top) {
-        HyperlinkWithIcon hyperlinkWithIcon = new HyperlinkWithIcon(url, AwesomeIcon.EXTERNAL_LINK);
+    public static HyperlinkWithIcon addHyperlinkWithIcon(GridPane gridPane, int rowIndex, String title, String url, double top) {
+        HyperlinkWithIcon hyperlinkWithIcon = new HyperlinkWithIcon(title, AwesomeIcon.EXTERNAL_LINK);
+        hyperlinkWithIcon.setOnAction(e -> Utilities.openWebPage(url));
         GridPane.setRowIndex(hyperlinkWithIcon, rowIndex);
         GridPane.setColumnIndex(hyperlinkWithIcon, 0);
         GridPane.setMargin(hyperlinkWithIcon, new Insets(top, 0, 0, -4));
@@ -180,18 +183,15 @@ public class FormBuilder {
     // Label  + HyperlinkWithIcon
     ///////////////////////////////////////////////////////////////////////////////////////////
 
-    public static Tuple2<Label, HyperlinkWithIcon> addLabelHyperlinkWithIcon(GridPane gridPane, int rowIndex, String title) {
-        return addLabelHyperlinkWithIcon(gridPane, rowIndex, title, "", 0);
+    public static Tuple2<Label, HyperlinkWithIcon> addLabelHyperlinkWithIcon(GridPane gridPane, int rowIndex, String labelTitle, String title, String url) {
+        return addLabelHyperlinkWithIcon(gridPane, rowIndex, labelTitle, title, url, 0);
     }
 
-    public static Tuple2<Label, HyperlinkWithIcon> addLabelHyperlinkWithIcon(GridPane gridPane, int rowIndex, String title, String url) {
-        return addLabelHyperlinkWithIcon(gridPane, rowIndex, title, url, 0);
-    }
+    public static Tuple2<Label, HyperlinkWithIcon> addLabelHyperlinkWithIcon(GridPane gridPane, int rowIndex, String labelTitle, String title, String url, double top) {
+        Label label = addLabel(gridPane, rowIndex, labelTitle, top);
 
-    public static Tuple2<Label, HyperlinkWithIcon> addLabelHyperlinkWithIcon(GridPane gridPane, int rowIndex, String title, String url, double top) {
-        Label label = addLabel(gridPane, rowIndex, title, top);
-
-        HyperlinkWithIcon hyperlinkWithIcon = new HyperlinkWithIcon(url, AwesomeIcon.EXTERNAL_LINK);
+        HyperlinkWithIcon hyperlinkWithIcon = new HyperlinkWithIcon(title, AwesomeIcon.EXTERNAL_LINK);
+        hyperlinkWithIcon.setOnAction(e -> Utilities.openWebPage(url));
         GridPane.setRowIndex(hyperlinkWithIcon, rowIndex);
         GridPane.setColumnIndex(hyperlinkWithIcon, 1);
         GridPane.setMargin(hyperlinkWithIcon, new Insets(top, 0, 0, -4));