added "unlock themes" hyperlink in general preferences if no valid license has been found

main/ui/src/main/java/org/cryptomator/ui/preferences/GeneralPreferencesController.java

@@ -1,6 +1,7 @@
 package org.cryptomator.ui.preferences;
 
 import javafx.application.Platform;
+import javafx.beans.property.ObjectProperty;
 import javafx.beans.value.ObservableValue;
 import javafx.concurrent.Task;
 import javafx.fxml.FXML;
@@ -31,6 +32,7 @@ public class GeneralPreferencesController implements FxController {
 	private final Settings settings;
 	private final boolean trayMenuSupported;
 	private final Optional<AutoStartStrategy> autoStartStrategy;
+	private final ObjectProperty<SelectedPreferencesTab> selectedTabProperty;
 	private final LicenseHolder licenseHolder;
 	private final ExecutorService executor;
 	public ChoiceBox<UiTheme> themeChoiceBox;
@@ -42,10 +44,11 @@ public class GeneralPreferencesController implements FxController {
 	public RadioButton nodeOrientationRtl;
 
 	@Inject
-	GeneralPreferencesController(Settings settings, @Named("trayMenuSupported") boolean trayMenuSupported, Optional<AutoStartStrategy> autoStartStrategy, LicenseHolder licenseHolder, ExecutorService executor) {
+	GeneralPreferencesController(Settings settings, @Named("trayMenuSupported") boolean trayMenuSupported, Optional<AutoStartStrategy> autoStartStrategy, ObjectProperty<SelectedPreferencesTab> selectedTabProperty, LicenseHolder licenseHolder, ExecutorService executor) {
 		this.settings = settings;
 		this.trayMenuSupported = trayMenuSupported;
 		this.autoStartStrategy = autoStartStrategy;
+		this.selectedTabProperty = selectedTabProperty;
 		this.licenseHolder = licenseHolder;
 		this.executor = executor;
 	}
@@ -103,6 +106,12 @@ public class GeneralPreferencesController implements FxController {
 		return licenseHolder;
 	}
 
+
+	@FXML
+	public void showDonationTab() {
+		selectedTabProperty.set(SelectedPreferencesTab.DONATION_KEY);
+	}
+
 	/* Helper classes */
 
 	private static class UiThemeConverter extends StringConverter<UiTheme> {

main/ui/src/main/java/org/cryptomator/ui/preferences/PreferencesController.java

@@ -1,9 +1,7 @@
 package org.cryptomator.ui.preferences;
 
-import javafx.beans.Observable;
 import javafx.beans.binding.BooleanBinding;
 import javafx.beans.property.ObjectProperty;
-import javafx.beans.value.ObservableValue;
 import javafx.fxml.FXML;
 import javafx.scene.control.Tab;
 import javafx.scene.control.TabPane;
@@ -11,12 +9,16 @@ import javafx.stage.Stage;
 import javafx.stage.WindowEvent;
 import org.cryptomator.ui.common.FxController;
 import org.cryptomator.ui.fxapp.UpdateChecker;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 import javax.inject.Inject;
 
 @PreferencesScoped
 public class PreferencesController implements FxController {
 
+	private static final Logger LOG = LoggerFactory.getLogger(PreferencesController.class);
+
 	private final Stage window;
 	private final ObjectProperty<SelectedPreferencesTab> selectedTabProperty;
 	private final BooleanBinding updateAvailable;
@@ -37,6 +39,7 @@ public class PreferencesController implements FxController {
 	public void initialize() {
 		window.setOnShowing(this::windowWillAppear);
 		selectedTabProperty.addListener(observable -> this.selectChosenTab());
+		tabPane.getSelectionModel().selectedItemProperty().addListener(observable -> this.selectedTabChanged());
 	}
 
 	private void selectChosenTab() {
@@ -60,6 +63,16 @@ public class PreferencesController implements FxController {
 		}
 	}
 
+	private void selectedTabChanged() {
+		Tab selectedTab = tabPane.getSelectionModel().getSelectedItem();
+		try {
+			SelectedPreferencesTab selectedPreferencesTab = SelectedPreferencesTab.valueOf(selectedTab.getId());
+			selectedTabProperty.set(selectedPreferencesTab);
+		} catch (IllegalArgumentException e) {
+			LOG.error("Unknown preferences tab id: {}", selectedTab.getId());
+		}
+	}
+
 	private void windowWillAppear(@SuppressWarnings("unused") WindowEvent windowEvent) {
 		selectChosenTab();
 	}

main/ui/src/main/resources/css/dark_theme.css

@@ -567,6 +567,10 @@
 	-fx-graphic-text-gap: 6px;
 }
 
+.hyperlink.hyperlink-underline {
+	-fx-underline: true;
+}
+
 .hyperlink.hyperlink-secondary {
 	-fx-text-fill: TEXT_FILL_MUTED;
 }

main/ui/src/main/resources/css/light_theme.css

@@ -566,6 +566,10 @@
 	-fx-graphic-text-gap: 6px;
 }
 
+.hyperlink.hyperlink-underline {
+	-fx-underline: true;
+}
+
 .hyperlink.hyperlink-secondary {
 	-fx-text-fill: TEXT_FILL_MUTED;
 }

main/ui/src/main/resources/fxml/preferences.fxml

@@ -14,7 +14,7 @@
 		 tabClosingPolicy="UNAVAILABLE"
 		 tabDragPolicy="FIXED">
 	<tabs>
-		<Tab fx:id="generalTab" text="%preferences.general">
+		<Tab fx:id="generalTab" id="GENERAL" text="%preferences.general">
 			<graphic>
 				<FontAwesome5IconView glyph="WRENCH"/>
 			</graphic>
@@ -22,7 +22,7 @@
 				<fx:include source="/fxml/preferences_general.fxml"/>
 			</content>
 		</Tab>
-		<Tab fx:id="volumeTab" text="%preferences.volume">
+		<Tab fx:id="volumeTab" id="VOLUME" text="%preferences.volume">
 			<graphic>
 				<FontAwesome5IconView glyph="HDD"/>
 			</graphic>
@@ -30,7 +30,7 @@
 				<fx:include source="/fxml/preferences_volume.fxml"/>
 			</content>
 		</Tab>
-		<Tab fx:id="updatesTab" text="%preferences.updates">
+		<Tab fx:id="updatesTab" id="UPDATES" text="%preferences.updates">
 			<graphic>
 				<FontAwesome5IconView glyph="SYNC"/>
 			</graphic>
@@ -38,7 +38,7 @@
 				<fx:include source="/fxml/preferences_updates.fxml"/>
 			</content>
 		</Tab>
-		<Tab fx:id="donationKeyTab" text="%preferences.donationKey">
+		<Tab fx:id="donationKeyTab" id="DONATION_KEY" text="%preferences.donationKey">
 			<graphic>
 				<FontAwesome5IconView glyph="HEART"/>
 			</graphic>

main/ui/src/main/resources/fxml/preferences_general.fxml

@@ -3,11 +3,12 @@
 <?import javafx.geometry.Insets?>
 <?import javafx.scene.control.CheckBox?>
 <?import javafx.scene.control.ChoiceBox?>
+<?import javafx.scene.control.Hyperlink?>
 <?import javafx.scene.control.Label?>
-<?import javafx.scene.layout.HBox?>
-<?import javafx.scene.layout.VBox?>
 <?import javafx.scene.control.RadioButton?>
 <?import javafx.scene.control.ToggleGroup?>
+<?import javafx.scene.layout.HBox?>
+<?import javafx.scene.layout.VBox?>
 <VBox xmlns="http://javafx.com/javafx"
 	  xmlns:fx="http://javafx.com/fxml"
 	  fx:controller="org.cryptomator.ui.preferences.GeneralPreferencesController"
@@ -22,8 +23,9 @@
 		<HBox spacing="6" alignment="CENTER_LEFT">
 			<Label text="%preferences.general.theme"/>
 			<ChoiceBox fx:id="themeChoiceBox" disable="${!controller.licenseHolder.validLicense}"/>
+			<Hyperlink styleClass="hyperlink-underline,hyperlink-secondary" text="%preferences.general.unlockThemes" onAction="#showDonationTab" visible="${!controller.licenseHolder.validLicense}" managed="${!controller.licenseHolder.validLicense}"/>
 		</HBox>
-		
+
 		<HBox spacing="6" alignment="CENTER_LEFT">
 			<Label text="%preferences.general.interfaceOrientation" HBox.hgrow="NEVER"/>
 			<RadioButton fx:id="nodeOrientationLtr" text="%preferences.general.interfaceOrientation.ltr" alignment="CENTER_LEFT" toggleGroup="${nodeOrientation}"/>

main/ui/src/main/resources/i18n/strings.properties

@@ -116,6 +116,7 @@ preferences.title=Preferences
 ## General
 preferences.general=General
 preferences.general.theme=Look & Feel
+preferences.general.unlockThemes=Unlock dark mode
 preferences.general.startHidden=Hide window when starting Cryptomator
 preferences.general.debugLogging=Enable debug logging
 preferences.general.autoStart=Launch Cryptomator on system start