implement request from issue JabRef#9863

CHANGELOG.md

@@ -23,6 +23,7 @@ Note that this project **does not** adhere to [Semantic Versioning](http://semve
 - We added the option to automatically download online files when a new entry is created from an existing ID (e.g. DOI). The option can be disabled in the preferences under "Import and Export" [#9756](https://github.com/JabRef/jabref/issues/9756)
 - We added a new Integrity check for unscaped ampersands. [koppor#585](https://github.com/koppor/jabref/issues/585)
 - We added the possibility to automatically fetch entries when an IBSN is pasted on the main table [#9864](https://github.com/JabRef/jabref/issues/9864)
+- We added key binding to focus on groups <kbd>Shift</kbd> + <kbd>Tab</kbd> [#9863](https://github.com/JabRef/jabref/issues/9863)
 
 ### Changed
 
@@ -52,6 +53,7 @@ Note that this project **does not** adhere to [Semantic Versioning](http://semve
 - We moved the option to run JabRef in memory stick mode into the preferences dialog toolbar. [#9866](https://github.com/JabRef/jabref/pull/9866)
 - In case the library contains empty entries, they are not written to disk. [#8645](https://github.com/JabRef/jabref/issues/8645)
 - The formatter `remove_unicode_ligatures` is now called `replace_unicode_ligatures`. [#9890](https://github.com/JabRef/jabref/pull/9890)
+- The key binding to focus on entry table is changed to <kbd>Tab</kbd> [#9863](https://github.com/JabRef/jabref/issues/9863)
 
 ### Fixed
 

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

@@ -320,6 +320,10 @@ private void initKeyBindings() {
                         getCurrentLibraryTab().getMainTable().requestFocus();
                         event.consume();
                         break;
+                    case FOCUS_GROUP_LIST:
+                        this.stateManager.getGroupTree().requestFocus();
+                        event.consume();
+                    break;
                     case NEXT_LIBRARY:
                         tabbedPane.getSelectionModel().selectNext();
                         event.consume();

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

@@ -19,9 +19,11 @@
 import javafx.collections.ObservableMap;
 import javafx.concurrent.Task;
 import javafx.scene.Node;
+import javafx.scene.control.TreeTableView;
 import javafx.util.Pair;
 
 import org.jabref.gui.edit.automaticfiededitor.LastAutomaticFieldEditorEdit;
+import org.jabref.gui.groups.GroupNodeViewModel;
 import org.jabref.gui.sidepane.SidePaneType;
 import org.jabref.gui.util.BackgroundTask;
 import org.jabref.gui.util.CustomLocalDragboard;
@@ -97,6 +99,8 @@ public OptionalObjectProperty<SearchQuery> activeSearchQueryProperty() {
         return activeSearchQuery;
     }
 
+    private TreeTableView<GroupNodeViewModel> groupTree;
+
     public void setActiveSearchResultSize(BibDatabaseContext database, IntegerProperty resultSize) {
         searchResultMap.put(database, resultSize);
     }
@@ -235,4 +239,12 @@ public List<String> getLastSearchHistory(int size) {
     public void clearSearchHistory() {
         searchHistory.clear();
     }
+
+    public void setGroupTree(TreeTableView<GroupNodeViewModel> groupTree) {
+        this.groupTree = groupTree;
+    }
+
+    public TreeTableView<GroupNodeViewModel> getGroupTree() {
+        return this.groupTree;
+    }
 }

src/main/java/org/jabref/gui/groups/GroupTreeView.java

@@ -251,6 +251,9 @@ private void initialize() {
 
         // Filter text field
         setupClearButtonField(searchField);
+
+        // set GroupTree in StateManger
+        this.stateManager.setGroupTree(this.groupTree);
     }
 
     private StackPane getArrowCell(GroupNodeViewModel viewModel) {

src/main/java/org/jabref/gui/keyboard/KeyBinding.java

@@ -55,7 +55,8 @@ public enum KeyBinding {
     FILE_LIST_EDITOR_MOVE_ENTRY_DOWN("File list editor, move entry down", Localization.lang("File list editor, move entry down"), "ctrl+DOWN", KeyBindingCategory.VIEW),
     FILE_LIST_EDITOR_MOVE_ENTRY_UP("File list editor, move entry up", Localization.lang("File list editor, move entry up"), "ctrl+UP", KeyBindingCategory.VIEW),
     FIND_UNLINKED_FILES("Search for unlinked local files", Localization.lang("Search for unlinked local files"), "shift+F7", KeyBindingCategory.QUALITY),
-    FOCUS_ENTRY_TABLE("Focus entry table", Localization.lang("Focus entry table"), "alt+1", KeyBindingCategory.VIEW),
+    FOCUS_ENTRY_TABLE("Focus entry table", Localization.lang("Focus entry table"), "TAB", KeyBindingCategory.VIEW),
+    FOCUS_GROUP_LIST("Focus group list", Localization.lang("Focus group list"), "shift+TAB", KeyBindingCategory.VIEW),
     HELP("Help", Localization.lang("Help"), "F1", KeyBindingCategory.FILE),
     IMPORT_INTO_CURRENT_DATABASE("Import into current library", Localization.lang("Import into current library"), "ctrl+I", KeyBindingCategory.FILE),
     IMPORT_INTO_NEW_DATABASE("Import into new library", Localization.lang("Import into new library"), "ctrl+alt+I", KeyBindingCategory.FILE),

src/main/resources/l10n/JabRef_en.properties

@@ -1367,6 +1367,7 @@ Entry\ editor,\ previous\ panel\ 2=Entry editor, previous panel 2
 File\ list\ editor,\ move\ entry\ down=File list editor, move entry down
 File\ list\ editor,\ move\ entry\ up=File list editor, move entry up
 Focus\ entry\ table=Focus entry table
+Focus\ group\ list=Focus group list
 Import\ into\ current\ library=Import into current library
 Import\ into\ new\ library=Import into new library
 New\ article=New article