Implement automatic theme detection

app/build.gradle

@@ -24,6 +24,7 @@ apply from: "$rootDir/gradle/gradle_scripts/lombok.gradle"
 apply from: "$projectDir/gradle_scripts/github-api.gradle"
 apply from: "$projectDir/gradle_scripts/flexmark.gradle"
 apply from: "$rootDir/gradle/gradle_scripts/picocli.gradle"
+apply from: "$rootDir/gradle/gradle_scripts/versioncompare.gradle"
 
 configurations {
     implementation.extendsFrom(dep)
@@ -38,8 +39,8 @@ dependencies {
     compileOnly 'org.junit.jupiter:junit-jupiter-api:5.9.0'
     compileOnly 'org.junit.jupiter:junit-jupiter-params:5.9.0'
 
-    implementation 'net.java.dev.jna:jna-jpms:5.12.1'
-    implementation 'net.java.dev.jna:jna-platform-jpms:5.12.1'
+    implementation 'net.java.dev.jna:jna-jpms:5.13.0'
+    implementation 'net.java.dev.jna:jna-platform-jpms:5.13.0'
     implementation group: 'com.fasterxml.jackson.core', name: 'jackson-databind', version: "2.13.0"
     implementation group: 'com.fasterxml.jackson.module', name: 'jackson-module-parameter-names', version: "2.13.0"
     implementation group: 'com.fasterxml.jackson.datatype', name: 'jackson-datatype-jsr310', version: "2.13.0"
@@ -56,7 +57,14 @@ dependencies {
     implementation 'com.jfoenix:jfoenix:9.0.10'
     implementation 'org.controlsfx:controlsfx:11.1.1'
     implementation 'net.synedra:validatorfx:0.3.1'
-    implementation 'io.github.mkpaz:atlantafx-base:1.2.0'
+    implementation name: 'atlantafx-base-1.2.1'
+    implementation name: 'atlantafx-styles-1.2.1'
+    implementation name: 'jSystemThemeDetector-3.8'
+    implementation group: 'com.github.oshi', name: 'oshi-core-java11', version: '6.4.2'
+    implementation 'org.jetbrains:annotations:24.0.1'
+    implementation ('de.jangassen:jfa:1.2.0') {
+        exclude group: 'net.java.dev.jna', module: 'jna'
+    }
 }
 
 apply from: "$rootDir/gradle/gradle_scripts/junit.gradle"

app/src/main/java/io/xpipe/app/core/AppStyle.java

@@ -1,17 +1,9 @@
 package io.xpipe.app.core;
 
-import atlantafx.base.theme.NordDark;
-import atlantafx.base.theme.NordLight;
-import atlantafx.base.theme.PrimerDark;
-import atlantafx.base.theme.PrimerLight;
-import io.xpipe.app.ext.PrefsChoiceValue;
 import io.xpipe.app.issue.ErrorEvent;
 import io.xpipe.app.issue.TrackEvent;
 import io.xpipe.app.prefs.AppPrefs;
-import javafx.application.Application;
 import javafx.scene.Scene;
-import lombok.AllArgsConstructor;
-import lombok.Getter;
 
 import java.io.IOException;
 import java.nio.file.FileVisitResult;
@@ -36,9 +28,6 @@ public class AppStyle {
         loadStylesheets();
 
         if (AppPrefs.get() != null) {
-            AppPrefs.get().theme.addListener((c, o, n) -> {
-                changeTheme(o, n);
-            });
             AppPrefs.get().useSystemFont.addListener((c, o, n) -> {
                 changeFontUsage(n);
             });
@@ -78,12 +67,6 @@ public class AppStyle {
         }
     }
 
-    private static void changeTheme(Theme oldTheme, Theme newTheme) {
-        scenes.forEach(scene -> {
-            Application.setUserAgentStylesheet(newTheme.getTheme().getUserAgentStylesheet());
-        });
-    }
-
     private static void changeFontUsage(boolean use) {
         if (!use) {
             scenes.forEach(scene -> {
@@ -106,10 +89,6 @@ public class AppStyle {
     }
 
     public static void addStylesheets(Scene scene) {
-        var t = AppPrefs.get() != null ? AppPrefs.get().theme.getValue() : Theme.LIGHT;
-        Application.setUserAgentStylesheet(t.getTheme().getUserAgentStylesheet());
-        TrackEvent.debug("Set theme " + t.getId() + " for scene");
-
         if (AppPrefs.get() != null && !AppPrefs.get().useSystemFont.get()) {
             scene.getStylesheets().add(FONT_CONTENTS);
         }
@@ -122,21 +101,4 @@ public class AppStyle {
         scenes.add(scene);
     }
 
-    @AllArgsConstructor
-    @Getter
-    public enum Theme implements PrefsChoiceValue {
-        LIGHT("light", new PrimerLight()),
-        DARK("dark", new PrimerDark()),
-        NORD_LIGHT("nordLight", new NordLight()),
-        NORD_DARK("nordDark", new NordDark());
-        // DARK("dark");
-
-        private final String id;
-        private final atlantafx.base.theme.Theme theme;
-
-        @Override
-        public String toTranslatedString() {
-            return theme.getName();
-        }
-    }
 }

app/src/main/java/io/xpipe/app/core/AppTheme.java

@@ -0,0 +1,103 @@
+package io.xpipe.app.core;
+
+import atlantafx.base.theme.*;
+import com.jthemedetecor.OsThemeDetector;
+import io.xpipe.app.ext.PrefsChoiceValue;
+import io.xpipe.app.fxcomps.util.PlatformThread;
+import io.xpipe.app.issue.ErrorEvent;
+import io.xpipe.app.issue.TrackEvent;
+import io.xpipe.app.prefs.AppPrefs;
+import io.xpipe.core.process.OsType;
+import javafx.application.Application;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+
+public class AppTheme {
+
+    public static void init() {
+        if (AppPrefs.get() == null) {
+            return;
+        }
+
+        OsThemeDetector detector = OsThemeDetector.getDetector();
+        if (AppPrefs.get().theme.getValue() == null) {
+            try {
+                setDefault(detector.isDark());
+            } catch (Throwable ex) {
+                ErrorEvent.fromThrowable(ex).omit().handle();
+                setDefault(false);
+            }
+        }
+        var t = AppPrefs.get().theme.getValue();
+
+        Application.setUserAgentStylesheet(t.getTheme().getUserAgentStylesheet());
+        TrackEvent.debug("Set theme " + t.getId() + " for scene");
+
+        detector.registerListener(dark -> {
+            PlatformThread.runLaterIfNeeded(() -> {
+                if (dark && !AppPrefs.get().theme.getValue().getTheme().isDarkMode()) {
+                    AppPrefs.get().theme.setValue(Theme.getDefaultDarkTheme());
+                }
+
+                if (!dark && AppPrefs.get().theme.getValue().getTheme().isDarkMode()) {
+                    AppPrefs.get().theme.setValue(Theme.getDefaultLightTheme());
+                }
+            });
+        });
+
+        AppPrefs.get().theme.addListener((c, o, n) -> {
+            changeTheme(n);
+        });
+    }
+
+    private static void setDefault(boolean dark) {
+        if (dark) {
+            AppPrefs.get().theme.setValue(Theme.getDefaultDarkTheme());
+        } else {
+            AppPrefs.get().theme.setValue(Theme.getDefaultLightTheme());
+        }
+    }
+
+    private static void changeTheme(Theme newTheme) {
+        PlatformThread.runLaterIfNeeded(() -> {
+            Application.setUserAgentStylesheet(newTheme.getTheme().getUserAgentStylesheet());
+            TrackEvent.debug("Set theme " + newTheme.getId() + " for scene");
+        });
+    }
+
+    @AllArgsConstructor
+    @Getter
+    public enum Theme implements PrefsChoiceValue {
+        PRIMER_LIGHT("light", new PrimerLight()),
+        PRIMER_DARK("dark", new PrimerDark()),
+        NORD_LIGHT("nordLight", new NordLight()),
+        NORD_DARK("nordDark", new NordDark()),
+        CUPERTINO_LIGHT("cupertinoLight", new CupertinoLight()),
+        CUPERTINO_DARK("cupertinoDark", new CupertinoDark()),
+        DRACULA("dracula", new Dracula());
+
+        static Theme getDefaultLightTheme() {
+            return switch (OsType.getLocal()) {
+                case OsType.Windows windows -> PRIMER_LIGHT;
+                case OsType.Linux linux -> NORD_LIGHT;
+                case OsType.MacOs macOs -> CUPERTINO_LIGHT;
+            };
+        }
+
+        static Theme getDefaultDarkTheme() {
+            return switch (OsType.getLocal()) {
+                case OsType.Windows windows -> PRIMER_DARK;
+                case OsType.Linux linux -> NORD_DARK;
+                case OsType.MacOs macOs -> CUPERTINO_DARK;
+            };
+        }
+
+        private final String id;
+        private final atlantafx.base.theme.Theme theme;
+
+        @Override
+        public String toTranslatedString() {
+            return theme.getName();
+        }
+    }
+}

app/src/main/java/io/xpipe/app/core/mode/PlatformMode.java

@@ -60,6 +60,7 @@ public abstract class PlatformMode extends OperationMode {
         TrackEvent.info("mode", "Platform mode initial setup");
         AppI18n.init();
         AppFont.loadFonts();
+        AppTheme.init();
         AppStyle.init();
         AppImages.init();
         TrackEvent.info("mode", "Finished essential component initialization before platform");

app/src/main/java/io/xpipe/app/prefs/AppPrefs.java

@@ -11,7 +11,7 @@ import com.dlsc.preferencesfx.util.VisibilityProperty;
 import io.xpipe.app.comp.base.ButtonComp;
 import io.xpipe.app.core.AppI18n;
 import io.xpipe.app.core.AppProperties;
-import io.xpipe.app.core.AppStyle;
+import io.xpipe.app.core.AppTheme;
 import io.xpipe.app.ext.PrefsChoiceValue;
 import io.xpipe.app.ext.PrefsHandler;
 import io.xpipe.app.ext.PrefsProvider;
@@ -68,8 +68,8 @@ public class AppPrefs {
     private static AppPrefs INSTANCE;
     private final SimpleListProperty<SupportedLocale> languageList =
             new SimpleListProperty<>(FXCollections.observableArrayList(Arrays.asList(SupportedLocale.values())));
-    private final SimpleListProperty<AppStyle.Theme> themeList =
-            new SimpleListProperty<>(FXCollections.observableArrayList(Arrays.asList(AppStyle.Theme.values())));
+    private final SimpleListProperty<AppTheme.Theme> themeList =
+            new SimpleListProperty<>(FXCollections.observableArrayList(Arrays.asList(AppTheme.Theme.values())));
     private final SimpleListProperty<CloseBehaviour> closeBehaviourList = new SimpleListProperty<>(
             FXCollections.observableArrayList(PrefsChoiceValue.getSupported(CloseBehaviour.class)));
     private final SimpleListProperty<ExternalEditorType> externalEditorList = new SimpleListProperty<>(
@@ -90,11 +90,10 @@ public class AppPrefs {
                     languageList, languageInternal)
             .render(() -> new TranslatableComboBoxControl<>());
 
-    private final ObjectProperty<AppStyle.Theme> themeInternal =
-            typed(new SimpleObjectProperty<>(AppStyle.Theme.LIGHT), AppStyle.Theme.class);
-    public final ReadOnlyProperty<AppStyle.Theme> theme = themeInternal;
-    private final SingleSelectionField<AppStyle.Theme> themeControl =
-            Field.ofSingleSelectionType(themeList, themeInternal).render(() -> new TranslatableComboBoxControl<>());
+    public final ObjectProperty<AppTheme.Theme> theme =
+            typed(new SimpleObjectProperty<>(), AppTheme.Theme.class);
+    private final SingleSelectionField<AppTheme.Theme> themeControl =
+            Field.ofSingleSelectionType(themeList, theme).render(() -> new TranslatableComboBoxControl<>());
     private final BooleanProperty useSystemFontInternal = typed(new SimpleBooleanProperty(true), Boolean.class);
     public final ReadOnlyBooleanProperty useSystemFont = useSystemFontInternal;
     private final IntegerProperty tooltipDelayInternal = typed(new SimpleIntegerProperty(1000), Integer.class);
@@ -512,7 +511,7 @@ public class AppPrefs {
                         Group.of(
                                 "uiOptions",
                                 Setting.of("language", languageControl, languageInternal),
-                                Setting.of("theme", themeControl, themeInternal),
+                                Setting.of("theme", themeControl, theme),
                                 Setting.of("useSystemFont", useSystemFontInternal),
                                 Setting.of("tooltipDelay", tooltipDelayInternal, tooltipDelayMin, tooltipDelayMax)),
                         Group.of("windowOptions", Setting.of("saveWindowLocation", saveWindowLocationInternal))),

app/src/main/java/module-info.java

@@ -83,6 +83,8 @@ open module io.xpipe.app {
     requires java.management;
     requires jdk.management;
     requires jdk.management.agent;
+    requires com.jthemedetector;
+    requires versioncompare;
 
     // Required by extensions
     requires commons.math3;

gradle/gradle_scripts/versioncompare.gradle

@@ -0,0 +1,19 @@
+dependencies {
+    implementation files("$buildDir/generated-modules/versioncompare-1.5.0.jar")
+}
+
+addDependenciesModuleInfo {
+    overwriteExistingFiles = true
+    jdepsExtraArgs = ['-q']
+    outputDirectory = file("$buildDir/generated-modules")
+    modules {
+        module {
+            artifact "io.github.g00fy2:versioncompare:1.5.0"
+            moduleInfoSource = '''
+                module versioncompare {
+                    exports io.github.g00fy2.versioncompare;
+                }
+            '''
+        }
+    }
+}