Rework preview logic. Fixes #4923

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

@@ -58,6 +58,8 @@
 import org.jabref.gui.maintable.MainTableDataModel;
 import org.jabref.gui.mergeentries.MergeEntriesAction;
 import org.jabref.gui.mergeentries.MergeWithFetchedEntryAction;
+import org.jabref.gui.preview.CitationStyleToClipboardWorker;
+import org.jabref.gui.preview.PreviewPanel;
 import org.jabref.gui.specialfields.SpecialFieldDatabaseChangeListener;
 import org.jabref.gui.specialfields.SpecialFieldValueViewModel;
 import org.jabref.gui.specialfields.SpecialFieldViewModel;
@@ -67,7 +69,6 @@
 import org.jabref.gui.undo.UndoableInsertEntry;
 import org.jabref.gui.undo.UndoableRemoveEntry;
 import org.jabref.gui.util.DefaultTaskExecutor;
-import org.jabref.gui.worker.CitationStyleToClipboardWorker;
 import org.jabref.gui.worker.SendAsEMailAction;
 import org.jabref.logic.citationstyle.CitationStyleCache;
 import org.jabref.logic.citationstyle.CitationStyleOutputFormat;
@@ -130,30 +131,25 @@ public class BasePanel extends StackPane {
     private final ExternalFileTypes externalFileTypes;
 
     private final EntryEditor entryEditor;
+    private final DialogService dialogService;
     private MainTable mainTable;
     // To contain instantiated entry editors. This is to save time
     // As most enums, this must not be null
     private BasePanelMode mode = BasePanelMode.SHOWING_NOTHING;
     private SplitPane splitPane;
     private DatabaseChangePane changePane;
     private boolean saving;
-
     // AutoCompleter used in the search bar
     private PersonNameSuggestionProvider searchAutoCompleter;
     private boolean baseChanged;
     private boolean nonUndoableChange;
     // Used to track whether the base has changed since last save.
     private BibEntry showing;
-
     private SuggestionProviders suggestionProviders;
-
     @SuppressWarnings({"FieldCanBeLocal", "unused"}) private Subscription dividerPositionSubscription;
-
     // the query the user searches when this BasePanel is active
     private Optional<SearchQuery> currentSearchQuery = Optional.empty();
-
     private Optional<DatabaseChangeMonitor> changeMonitor = Optional.empty();
-    private final DialogService dialogService;
 
     public BasePanel(JabRefFrame frame, BasePanelPreferences preferences, BibDatabaseContext bibDatabaseContext, ExternalFileTypes externalFileTypes) {
         this.preferences = Objects.requireNonNull(preferences);
@@ -188,7 +184,7 @@ public BasePanel(JabRefFrame frame, BasePanelPreferences preferences, BibDatabas
 
         this.entryEditor = new EntryEditor(this, preferences.getEntryEditorPreferences(), Globals.getFileUpdateMonitor(), dialogService, externalFileTypes, Globals.TASK_EXECUTOR);
 
-        this.preview = new PreviewPanel(this, getBibDatabaseContext(), preferences.getKeyBindings(), preferences.getPreviewPreferences(), dialogService, externalFileTypes);
+        this.preview = new PreviewPanel(getBibDatabaseContext(), this, dialogService, externalFileTypes, Globals.getKeyPrefs(), preferences.getPreviewPreferences());
         frame().getGlobalSearchBar().getSearchQueryHighlightObservable().addSearchListener(preview);
     }
 
@@ -954,7 +950,7 @@ public void entryEditorClosing(EntryEditor editor) {
      */
     public void ensureNotShowingBottomPanel(BibEntry entry) {
         if (((mode == BasePanelMode.SHOWING_EDITOR) && (entryEditor.getEntry() == entry))
-                || ((mode == BasePanelMode.SHOWING_PREVIEW) && (preview.getEntry() == entry))) {
+                || ((mode == BasePanelMode.SHOWING_PREVIEW))) {
             closeBottomPane();
         }
     }
@@ -1140,10 +1136,6 @@ public CitationStyleCache getCitationStyleCache() {
         return citationStyleCache;
     }
 
-    public PreviewPanel getPreviewPanel() {
-        return preview;
-    }
-
     public FileAnnotationCache getAnnotationCache() {
         return annotationCache;
     }
@@ -1173,6 +1165,11 @@ public void cut() {
         mainTable.cut();
     }
 
+    @Subscribe
+    public void listen(EntryChangedEvent entryChangedEvent) {
+        this.markBaseChanged();
+    }
+
     private static class SearchAndOpenFile {
 
         private final BibEntry entry;
@@ -1281,11 +1278,6 @@ public void listen(EntryRemovedEvent removedEntryEvent) {
         }
     }
 
-    @Subscribe
-    public void listen(EntryChangedEvent entryChangedEvent) {
-        this.markBaseChanged();
-    }
-
     private class UndoAction implements BaseAction {
 
         @Override

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

@@ -232,8 +232,6 @@ public void init() {
             }
             globalSearchBar.setSearchTerm(content);
 
-            currentBasePanel.getPreviewPanel().updateLayout(Globals.prefs.getPreviewPreferences());
-
             // groupSidePane.getToggleCommand().setSelected(sidePaneManager.isComponentVisible(GroupSidePane.class));
             //previewToggle.setSelected(Globals.prefs.getPreviewPreferences().isPreviewPanelEnabled());
             //generalFetcher.getToggleCommand().setSelected(sidePaneManager.isComponentVisible(WebSearchPane.class));