Fix highlight issues for lists

Fixes #5277 and fixes #5035. The problem was in both cases that the list view reuses nodes when scrolling (instead of creating new ones).

CHANGELOG.md

@@ -32,6 +32,8 @@ We refer to [GitHub issues](https://github.com/JabRef/jabref/issues) by using `#
 - We fixed an issue where empty keywords lead to a strange display of automatic keyword groups. [#5333](https://github.com/JabRef/jabref/issues/5333)
 - We fixed an error where the default color of a new group was white instead of dark gray. [#4868](https://github.com/JabRef/jabref/issues/4868)
 - We fixed an issue where the first field in the entry editor got the focus while performing a different action (like searching). [#5084](https://github.com/JabRef/jabref/issues/5084)
+- We fixed an issue where multiple entries were highlighted in the web search result after scrolling. [#5035](https://github.com/JabRef/jabref/issues/5035)
+- We fixed an issue where the hover indication in the web search pane was not working. [#5277](https://github.com/JabRef/jabref/issues/5277)
 - We fixed an error mentioning "javafx.controls/com.sun.javafx.scene.control" that was thrown when interacting with the toolbar.
 - We fixed an error where a cleared search was restored after switching libraries. [#4846](https://github.com/JabRef/jabref/issues/4846) 
 - We fixed an exception which occurred when trying to open a non-existing file from the "Recent files"-menu [#5334](https://github.com/JabRef/jabref/issues/5334)

src/main/java/org/jabref/gui/importer/ImportEntriesDialog.java

@@ -27,7 +27,6 @@
 import org.jabref.gui.icon.IconTheme;
 import org.jabref.gui.util.BackgroundTask;
 import org.jabref.gui.util.BaseDialog;
-import org.jabref.gui.util.BindingsHelper;
 import org.jabref.gui.util.NoSelectionModel;
 import org.jabref.gui.util.TaskExecutor;
 import org.jabref.gui.util.TextFlowLimited;
@@ -110,7 +109,6 @@ private void initialize() {
                     HBox.setHgrow(entryNode, Priority.ALWAYS);
                     HBox container = new HBox(entryNode, separator, addToggle);
                     container.getStyleClass().add("entry-container");
-                    BindingsHelper.includePseudoClassWhen(container, entrySelected, addToggle.selectedProperty());
 
                     BackgroundTask.wrap(() -> viewModel.hasDuplicate(entry)).onSuccess(duplicateFound -> {
                         if (duplicateFound) {

src/main/java/org/jabref/gui/importer/fetcher/WebSearchPaneViewModel.java

@@ -97,7 +97,7 @@ public void search() {
         BackgroundTask<List<BibEntry>> task = BackgroundTask.wrap(() -> activeFetcher.performSearch(getQuery().trim()))
                                                             .withInitialMessage(Localization.lang("Processing %0", getQuery()));
 
-        task.onFailure(ex -> dialogService.showErrorDialogAndWait(ex));
+        task.onFailure(dialogService::showErrorDialogAndWait);
 
         ImportEntriesDialog dialog = new ImportEntriesDialog(frame.getCurrentBasePanel().getBibDatabaseContext(), task);
         dialog.setTitle(activeFetcher.getName());

src/main/java/org/jabref/gui/util/BindingsHelper.java

@@ -24,6 +24,7 @@
 
 import org.fxmisc.easybind.EasyBind;
 import org.fxmisc.easybind.PreboundBinding;
+import org.fxmisc.easybind.Subscription;
 
 /**
  * Helper methods for javafx binding.
@@ -43,12 +44,13 @@ public static <T> BooleanBinding all(ObservableList<T> source, Predicate<T> pred
         return Bindings.createBooleanBinding(() -> !source.isEmpty() && source.stream().allMatch(predicate), source);
     }
 
-    public static void includePseudoClassWhen(Node node, PseudoClass pseudoClass, ObservableValue<? extends Boolean> condition) {
+    public static Subscription includePseudoClassWhen(Node node, PseudoClass pseudoClass, ObservableValue<? extends Boolean> condition) {
         Consumer<Boolean> changePseudoClass = value -> node.pseudoClassStateChanged(pseudoClass, value);
-        EasyBind.subscribe(condition, changePseudoClass);
+        Subscription subscription = EasyBind.subscribe(condition, changePseudoClass);
 
         // Put the pseudo class there depending on the current value
         changePseudoClass.accept(condition.getValue());
+        return subscription;
     }
 
     /**

src/main/java/org/jabref/gui/util/ViewModelListCellFactory.java

@@ -1,6 +1,8 @@
 package org.jabref.gui.util;
 
+import java.util.ArrayList;
 import java.util.HashMap;
+import java.util.List;
 import java.util.Map;
 import java.util.function.BiConsumer;
 
@@ -20,6 +22,8 @@
 import org.jabref.gui.icon.JabRefIcon;
 import org.jabref.model.strings.StringUtil;
 
+import org.fxmisc.easybind.Subscription;
+
 /**
  * Constructs a {@link ListCell} based on the view model of the row and a bunch of specified converter methods.
  *
@@ -144,10 +148,16 @@ public ListCell<T> call(ListView<T> param) {
 
         return new ListCell<T>() {
 
+            List<Subscription> subscriptions = new ArrayList<>();
+
             @Override
             protected void updateItem(T item, boolean empty) {
                 super.updateItem(item, empty);
 
+                // Remove previous subscriptions
+                subscriptions.forEach(Subscription::unsubscribe);
+                subscriptions.clear();
+
                 T viewModel = getItem();
                 if (empty || (viewModel == null)) {
                     setText(null);
@@ -190,10 +200,10 @@ protected void updateItem(T item, boolean empty) {
                     }
                     for (Map.Entry<PseudoClass, Callback<T, ObservableValue<Boolean>>> pseudoClassWithCondition : pseudoClasses.entrySet()) {
                         ObservableValue<Boolean> condition = pseudoClassWithCondition.getValue().call(viewModel);
-                        BindingsHelper.includePseudoClassWhen(this, pseudoClassWithCondition.getKey(), condition);
+                        Subscription subscription = BindingsHelper.includePseudoClassWhen(this, pseudoClassWithCondition.getKey(), condition);
+                        subscriptions.add(subscription);
                     }
                 }
-                getListView().refresh();
             }
         };
     }