Live reloading when switching themes

CHANGELOG.md

@@ -14,6 +14,7 @@ Note that this project **does not** adhere to [Semantic Versioning](http://semve
 ### Changed
 
 - We integrated the external file types dialog directly inside the preferences. [#8341](https://github.com/JabRef/jabref/pull/8341)
+- We enabled switching themes in JabRef without the need to restart JabRef. [#7335](https://github.com/JabRef/jabref/pull/7335)
 
 ### Fixed
 

src/main/java/org/jabref/gui/DefaultInjector.java

@@ -5,6 +5,7 @@
 import javax.swing.undo.UndoManager;
 
 import org.jabref.gui.keyboard.KeyBindingRepository;
+import org.jabref.gui.theme.ThemeManager;
 import org.jabref.gui.util.TaskExecutor;
 import org.jabref.logic.journals.JournalAbbreviationRepository;
 import org.jabref.logic.protectedterms.ProtectedTermsLoader;
@@ -39,6 +40,8 @@ private static Object createDependency(Class<?> clazz) {
             return Globals.journalAbbreviationRepository;
         } else if (clazz == StateManager.class) {
             return Globals.stateManager;
+        } else if (clazz == ThemeManager.class) {
+            return Globals.getThemeManager();
         } else if (clazz == FileUpdateMonitor.class) {
             return Globals.getFileUpdateMonitor();
         } else if (clazz == ProtectedTermsLoader.class) {

src/main/java/org/jabref/gui/Globals.java

@@ -8,6 +8,7 @@
 
 import org.jabref.architecture.AllowedToUseAwt;
 import org.jabref.gui.keyboard.KeyBindingRepository;
+import org.jabref.gui.theme.ThemeManager;
 import org.jabref.gui.undo.CountingUndoManager;
 import org.jabref.gui.util.DefaultFileUpdateMonitor;
 import org.jabref.gui.util.DefaultTaskExecutor;
@@ -76,9 +77,8 @@ public class Globals {
     public static BibEntryTypesManager entryTypesManager = new BibEntryTypesManager();
 
     private static ClipBoardManager clipBoardManager = null;
-
-    // Key binding preferences
     private static KeyBindingRepository keyBindingRepository;
+    private static ThemeManager themeManager;
 
     private static DefaultFileUpdateMonitor fileUpdateMonitor;
     private static TelemetryClient telemetryClient;
@@ -101,6 +101,16 @@ public static synchronized ClipBoardManager getClipboardManager() {
         return clipBoardManager;
     }
 
+    public static synchronized ThemeManager getThemeManager() {
+        if (themeManager == null) {
+            themeManager = new ThemeManager(
+                    prefs.getAppearancePreferences(),
+                    getFileUpdateMonitor(),
+                    Runnable::run);
+        }
+        return themeManager;
+    }
+
     // Background tasks
     public static void startBackgroundTasks() {
         Globals.fileUpdateMonitor = new DefaultFileUpdateMonitor();
@@ -142,7 +152,9 @@ public static FileUpdateMonitor getFileUpdateMonitor() {
 
     public static void shutdownThreadPools() {
         TASK_EXECUTOR.shutdown();
-        fileUpdateMonitor.shutdown();
+        if (fileUpdateMonitor != null) {
+            fileUpdateMonitor.shutdown();
+        }
         JabRefExecutorService.INSTANCE.shutdownEverything();
     }
 

src/main/java/org/jabref/gui/JabRefDialogService.java

@@ -35,13 +35,13 @@
 import javafx.util.Duration;
 
 import org.jabref.gui.icon.IconTheme;
+import org.jabref.gui.theme.ThemeManager;
 import org.jabref.gui.util.BackgroundTask;
 import org.jabref.gui.util.BaseDialog;
 import org.jabref.gui.util.DirectoryDialogConfiguration;
 import org.jabref.gui.util.FileDialogConfiguration;
 import org.jabref.gui.util.ZipFileChooser;
 import org.jabref.logic.l10n.Localization;
-import org.jabref.preferences.PreferencesService;
 
 import com.jfoenix.controls.JFXSnackbar;
 import com.jfoenix.controls.JFXSnackbar.SnackbarEvent;
@@ -68,20 +68,20 @@ public class JabRefDialogService implements DialogService {
 
     private static final Duration TOAST_MESSAGE_DISPLAY_TIME = Duration.millis(3000);
     private static final Logger LOGGER = LoggerFactory.getLogger(JabRefDialogService.class);
-    private static PreferencesService preferences;
 
     private final Window mainWindow;
     private final JFXSnackbar statusLine;
+    private final ThemeManager themeManager;
 
-    public JabRefDialogService(Window mainWindow, Pane mainPane, PreferencesService preferences) {
+    public JabRefDialogService(Window mainWindow, Pane mainPane, ThemeManager themeManager) {
         this.mainWindow = mainWindow;
+        this.themeManager = themeManager;
         this.statusLine = new JFXSnackbar(mainPane);
-        JabRefDialogService.preferences = preferences;
     }
 
     private FXDialog createDialog(AlertType type, String title, String content) {
         FXDialog alert = new FXDialog(type, title, true);
-        preferences.getTheme().installCss(alert.getDialogPane().getScene());
+        themeManager.installCss(alert.getDialogPane().getScene());
         alert.setHeaderText(null);
         alert.setContentText(content);
         alert.getDialogPane().setMinHeight(Region.USE_PREF_SIZE);
@@ -115,7 +115,7 @@ protected Node createDetailsButton() {
 
         // Reset the dialog graphic using the default style
         alert.getDialogPane().setGraphic(graphic);
-        preferences.getTheme().installCss(alert.getDialogPane().getScene());
+        themeManager.installCss(alert.getDialogPane().getScene());
         alert.setHeaderText(null);
         alert.setContentText(content);
         alert.getDialogPane().setMinHeight(Region.USE_PREF_SIZE);
@@ -140,7 +140,7 @@ public <T> Optional<T> showChoiceDialogAndWait(String title, String content, Str
         choiceDialog.setTitle(title);
         choiceDialog.setContentText(content);
         choiceDialog.initOwner(mainWindow);
-        preferences.getTheme().installCss(choiceDialog.getDialogPane().getScene());
+        themeManager.installCss(choiceDialog.getDialogPane().getScene());
         return choiceDialog.showAndWait();
     }
 
@@ -150,7 +150,7 @@ public Optional<String> showInputDialogAndWait(String title, String content) {
         inputDialog.setHeaderText(title);
         inputDialog.setContentText(content);
         inputDialog.initOwner(mainWindow);
-        preferences.getTheme().installCss(inputDialog.getDialogPane().getScene());
+        themeManager.installCss(inputDialog.getDialogPane().getScene());
         return inputDialog.showAndWait();
     }
 
@@ -160,7 +160,7 @@ public Optional<String> showInputDialogWithDefaultAndWait(String title, String c
         inputDialog.setHeaderText(title);
         inputDialog.setContentText(content);
         inputDialog.initOwner(mainWindow);
-        preferences.getTheme().installCss(inputDialog.getDialogPane().getScene());
+        themeManager.installCss(inputDialog.getDialogPane().getScene());
         return inputDialog.showAndWait();
     }
 
@@ -188,7 +188,7 @@ public void showErrorDialogAndWait(String message, Throwable exception) {
         exceptionDialog.getDialogPane().setMaxWidth(mainWindow.getWidth() / 2);
         exceptionDialog.setHeaderText(message);
         exceptionDialog.initOwner(mainWindow);
-        preferences.getTheme().installCss(exceptionDialog.getDialogPane().getScene());
+        themeManager.installCss(exceptionDialog.getDialogPane().getScene());
         exceptionDialog.showAndWait();
     }
 
@@ -198,7 +198,7 @@ public void showErrorDialogAndWait(String title, String content, Throwable excep
         exceptionDialog.setHeaderText(title);
         exceptionDialog.setContentText(content);
         exceptionDialog.initOwner(mainWindow);
-        preferences.getTheme().installCss(exceptionDialog.getDialogPane().getScene());
+        themeManager.installCss(exceptionDialog.getDialogPane().getScene());
         exceptionDialog.showAndWait();
     }
 
@@ -268,7 +268,7 @@ public Optional<ButtonType> showCustomDialogAndWait(String title, DialogPane con
         alert.getDialogPane().setMinHeight(Region.USE_PREF_SIZE);
         alert.setResizable(true);
         alert.initOwner(mainWindow);
-        preferences.getTheme().installCss(alert.getDialogPane().getScene());
+        themeManager.installCss(alert.getDialogPane().getScene());
         return alert.showAndWait();
     }
 
@@ -296,7 +296,7 @@ public <V> void showProgressDialog(String title, String content, Task<V> task) {
             task.cancel();
             progressDialog.close();
         });
-        preferences.getTheme().installCss(progressDialog.getDialogPane().getScene());
+        themeManager.installCss(progressDialog.getDialogPane().getScene());
         progressDialog.initOwner(mainWindow);
         progressDialog.show();
     }
@@ -321,7 +321,7 @@ public <V> Optional<ButtonType> showBackgroundProgressDialogAndWait(String title
         alert.getDialogPane().setMinHeight(Region.USE_PREF_SIZE);
         alert.setResizable(true);
         alert.initOwner(mainWindow);
-        preferences.getTheme().installCss(alert.getDialogPane().getScene());
+        themeManager.installCss(alert.getDialogPane().getScene());
 
         stateManager.getAnyTaskRunning().addListener((observable, oldValue, newValue) -> {
             if (!newValue) {

src/main/java/org/jabref/gui/JabRefFrame.java

@@ -115,6 +115,7 @@
 import org.jabref.gui.slr.StartNewStudyAction;
 import org.jabref.gui.specialfields.SpecialFieldMenuItemFactory;
 import org.jabref.gui.texparser.ParseLatexAction;
+import org.jabref.gui.theme.ThemeManager;
 import org.jabref.gui.undo.CountingUndoManager;
 import org.jabref.gui.undo.UndoRedoAction;
 import org.jabref.gui.util.BackgroundTask;
@@ -169,6 +170,7 @@ public class JabRefFrame extends BorderPane {
 
     private final Stage mainStage;
     private final StateManager stateManager;
+    private final ThemeManager themeManager;
     private final CountingUndoManager undoManager;
     private final PushToApplicationsManager pushToApplicationsManager;
     private final DialogService dialogService;
@@ -183,8 +185,9 @@ public class JabRefFrame extends BorderPane {
 
     public JabRefFrame(Stage mainStage) {
         this.mainStage = mainStage;
-        this.dialogService = new JabRefDialogService(mainStage, this, prefs);
         this.stateManager = Globals.stateManager;
+        this.themeManager = Globals.getThemeManager();
+        this.dialogService = new JabRefDialogService(mainStage, this, themeManager);
         this.pushToApplicationsManager = new PushToApplicationsManager(dialogService, stateManager, prefs);
         this.undoManager = Globals.undoManager;
         this.globalSearchBar = new GlobalSearchBar(this, stateManager, prefs, undoManager);
@@ -494,7 +497,7 @@ private Node createToolbar() {
 
                 new HBox(
                         factory.createIconButton(StandardActions.NEW_LIBRARY, new NewDatabaseAction(this, prefs)),
-                        factory.createIconButton(StandardActions.OPEN_LIBRARY, new OpenDatabaseAction(this, prefs, dialogService, stateManager)),
+                        factory.createIconButton(StandardActions.OPEN_LIBRARY, new OpenDatabaseAction(this, prefs, dialogService, stateManager, themeManager)),
                         factory.createIconButton(StandardActions.SAVE_LIBRARY, new SaveAction(SaveAction.SaveMethod.SAVE, this, prefs, stateManager))),
 
                 leftSpacer,
@@ -841,8 +844,8 @@ private MenuBar createMenu() {
                 factory.createMenuItem(StandardActions.SEND_AS_EMAIL, new SendAsEMailAction(dialogService, this.prefs, stateManager)),
                 pushToApplicationMenuItem,
                 new SeparatorMenuItem(),
-                factory.createMenuItem(StandardActions.START_NEW_STUDY, new StartNewStudyAction(this, Globals.getFileUpdateMonitor(), Globals.TASK_EXECUTOR, prefs, stateManager)),
-                factory.createMenuItem(StandardActions.SEARCH_FOR_EXISTING_STUDY, new ExistingStudySearchAction(this, Globals.getFileUpdateMonitor(), Globals.TASK_EXECUTOR, prefs, stateManager)),
+                factory.createMenuItem(StandardActions.START_NEW_STUDY, new StartNewStudyAction(this, Globals.getFileUpdateMonitor(), Globals.TASK_EXECUTOR, prefs, stateManager, themeManager)),
+                factory.createMenuItem(StandardActions.SEARCH_FOR_EXISTING_STUDY, new ExistingStudySearchAction(this, Globals.getFileUpdateMonitor(), Globals.TASK_EXECUTOR, prefs, stateManager, themeManager)),
 
                 new SeparatorMenuItem(),
 
@@ -1104,7 +1107,7 @@ private void trackOpenNewDatabase(LibraryTab libraryTab) {
     public LibraryTab addTab(BibDatabaseContext databaseContext, boolean raisePanel) {
         Objects.requireNonNull(databaseContext);
 
-        LibraryTab libraryTab = new LibraryTab(this, prefs, stateManager, databaseContext, ExternalFileTypes.getInstance());
+        LibraryTab libraryTab = new LibraryTab(this, prefs, stateManager, themeManager, databaseContext, ExternalFileTypes.getInstance());
         addTab(libraryTab, raisePanel);
         return libraryTab;
     }
@@ -1260,7 +1263,7 @@ public void closeCurrentTab() {
     }
 
     public OpenDatabaseAction getOpenDatabaseAction() {
-        return new OpenDatabaseAction(this, prefs, dialogService, stateManager);
+        return new OpenDatabaseAction(this, prefs, dialogService, stateManager, themeManager);
     }
 
     public PushToApplicationsManager getPushToApplicationsManager() {

src/main/java/org/jabref/gui/JabRefGUI.java

@@ -95,7 +95,7 @@ private void openWindow(Stage mainStage) {
         root.getChildren().add(JabRefGUI.mainFrame);
 
         Scene scene = new Scene(root, 800, 800);
-        preferencesService.getTheme().installCss(scene);
+        Globals.getThemeManager().installCss(scene);
 
         // Handle TextEditor key bindings
         scene.addEventFilter(KeyEvent.KEY_PRESSED, event -> TextInputKeyBindings.call(scene, event));

src/main/java/org/jabref/gui/LibraryTab.java

@@ -31,6 +31,7 @@
 import org.jabref.gui.importer.actions.OpenDatabaseAction;
 import org.jabref.gui.maintable.MainTable;
 import org.jabref.gui.maintable.MainTableDataModel;
+import org.jabref.gui.theme.ThemeManager;
 import org.jabref.gui.undo.CountingUndoManager;
 import org.jabref.gui.undo.NamedCompound;
 import org.jabref.gui.undo.UndoableFieldChange;
@@ -82,6 +83,7 @@ public class LibraryTab extends Tab {
     private final DialogService dialogService;
     private final PreferencesService preferencesService;
     private final StateManager stateManager;
+    private final ThemeManager themeManager;
     private final BooleanProperty changedProperty = new SimpleBooleanProperty(false);
     private final BooleanProperty nonUndoableChangeProperty = new SimpleBooleanProperty(false);
     private BibDatabaseContext bibDatabaseContext;
@@ -111,6 +113,7 @@ public class LibraryTab extends Tab {
     public LibraryTab(JabRefFrame frame,
                       PreferencesService preferencesService,
                       StateManager stateManager,
+                      ThemeManager themeManager,
                       BibDatabaseContext bibDatabaseContext,
                       ExternalFileTypes externalFileTypes) {
         this.frame = Objects.requireNonNull(frame);
@@ -120,6 +123,7 @@ public LibraryTab(JabRefFrame frame,
         this.dialogService = frame.getDialogService();
         this.preferencesService = Objects.requireNonNull(preferencesService);
         this.stateManager = Objects.requireNonNull(stateManager);
+        this.themeManager = Objects.requireNonNull(themeManager);
 
         bibDatabaseContext.getDatabase().registerListener(this);
         bibDatabaseContext.getMetaData().registerListener(this);
@@ -733,7 +737,13 @@ public FileAnnotationCache getAnnotationCache() {
 
     public void resetChangeMonitorAndChangePane() {
         changeMonitor.ifPresent(DatabaseChangeMonitor::unregister);
-        changeMonitor = Optional.of(new DatabaseChangeMonitor(bibDatabaseContext, Globals.getFileUpdateMonitor(), Globals.TASK_EXECUTOR, preferencesService, stateManager));
+        changeMonitor = Optional.of(new DatabaseChangeMonitor(bibDatabaseContext,
+                Globals.getFileUpdateMonitor(),
+                Globals.TASK_EXECUTOR,
+                dialogService,
+                preferencesService,
+                stateManager,
+                themeManager));
 
         changePane = new DatabaseChangePane(splitPane, bibDatabaseContext, changeMonitor.get());
 
@@ -779,11 +789,11 @@ public void resetChangedProperties() {
     }
 
     public static class Factory {
-        public LibraryTab createLibraryTab(JabRefFrame frame, PreferencesService preferencesService, StateManager stateManager, Path file, BackgroundTask<ParserResult> dataLoadingTask) {
+        public LibraryTab createLibraryTab(JabRefFrame frame, PreferencesService preferencesService, StateManager stateManager, ThemeManager themeManager, Path file, BackgroundTask<ParserResult> dataLoadingTask) {
             BibDatabaseContext context = new BibDatabaseContext();
             context.setDatabasePath(file);
 
-            LibraryTab newTab = new LibraryTab(frame, preferencesService, stateManager, context, ExternalFileTypes.getInstance());
+            LibraryTab newTab = new LibraryTab(frame, preferencesService, stateManager, themeManager, context, ExternalFileTypes.getInstance());
             newTab.setDataLoadingTask(dataLoadingTask);
 
             dataLoadingTask.onRunning(newTab::onDatabaseLoadingStarted)

src/main/java/org/jabref/gui/auximport/FromAuxDialog.java

@@ -14,6 +14,7 @@
 import org.jabref.gui.DialogService;
 import org.jabref.gui.JabRefFrame;
 import org.jabref.gui.LibraryTab;
+import org.jabref.gui.theme.ThemeManager;
 import org.jabref.gui.util.BaseDialog;
 import org.jabref.gui.util.FileDialogConfiguration;
 import org.jabref.logic.auxparser.AuxParser;
@@ -42,6 +43,7 @@ public class FromAuxDialog extends BaseDialog<Void> {
 
     @Inject private PreferencesService preferences;
     @Inject private DialogService dialogService;
+    @Inject private ThemeManager themeManager;
 
     public FromAuxDialog(JabRefFrame frame) {
         libraryTab = frame.getCurrentLibraryTab();
@@ -61,6 +63,8 @@ public FromAuxDialog(JabRefFrame frame) {
             }
             return null;
         });
+
+        themeManager.updateFontStyle(getDialogPane().getScene());
     }
 
     @FXML

src/main/java/org/jabref/gui/collab/ChangeScanner.java

@@ -5,7 +5,9 @@
 import java.util.Collections;
 import java.util.List;
 
+import org.jabref.gui.DialogService;
 import org.jabref.gui.StateManager;
+import org.jabref.gui.theme.ThemeManager;
 import org.jabref.logic.bibtex.comparator.BibDatabaseDiff;
 import org.jabref.logic.bibtex.comparator.BibEntryDiff;
 import org.jabref.logic.bibtex.comparator.BibStringDiff;
@@ -24,13 +26,21 @@ public class ChangeScanner {
 
     private static final Logger LOGGER = LoggerFactory.getLogger(ChangeScanner.class);
     private final BibDatabaseContext database;
+    private final DialogService dialogService;
     private final PreferencesService preferencesService;
     private final StateManager stateManager;
+    private final ThemeManager themeManager;
 
-    public ChangeScanner(BibDatabaseContext database, PreferencesService preferencesService, StateManager stateManager) {
+    public ChangeScanner(BibDatabaseContext database,
+                         DialogService dialogService,
+                         PreferencesService preferencesService,
+                         StateManager stateManager,
+                         ThemeManager themeManager) {
         this.database = database;
+        this.dialogService = dialogService;
         this.preferencesService = preferencesService;
         this.stateManager = stateManager;
+        this.themeManager = themeManager;
     }
 
     public List<DatabaseChangeViewModel> scanForChanges() {
@@ -82,7 +92,7 @@ private DatabaseChangeViewModel createBibStringDiff(BibStringDiff diff) {
 
     private DatabaseChangeViewModel createBibEntryDiff(BibEntryDiff diff) {
         if (diff.getOriginalEntry() == null) {
-            return new EntryAddChangeViewModel(diff.getNewEntry(), preferencesService, stateManager);
+            return new EntryAddChangeViewModel(diff.getNewEntry(), preferencesService, dialogService, stateManager, themeManager);
         }
 
         if (diff.getNewEntry() == null) {