From 2862f2afaebf367327887396564d6a5d664f3e6c Mon Sep 17 00:00:00 2001
From: Gena928 <GennadiyStakhovskiy@gmail.com>
Date: Wed, 1 Apr 2020 22:45:59 +0300
Subject: [PATCH] Issue #6042 fixed

---
 CHANGELOG.md                                  |  1 +
 .../org/jabref/gui/groups/GroupTreeView.java  | 47 ++++++++++---------
 .../org/jabref/gui/preferences/GroupsTab.fxml |  1 +
 .../jabref/gui/preferences/GroupsTabView.java |  2 +
 .../gui/preferences/GroupsTabViewModel.java   |  5 ++
 .../jabref/preferences/JabRefPreferences.java |  2 +
 src/main/resources/l10n/JabRef_da.properties  |  1 +
 src/main/resources/l10n/JabRef_en.properties  |  1 +
 8 files changed, 39 insertions(+), 21 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9aaaa4312fc..a3b05ed8002 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -49,6 +49,7 @@ Note that this project **does not** adhere to [Semantic Versioning](http://semve
 - We made the filters more easily accessible in the integrity check dialog. [#5955](https://github.com/JabRef/jabref/pull/5955)
 - We reimplemented and improved the dialog "Customize entry types". [#4719](https://github.com/JabRef/jabref/issues/4719)
 - We added an [American Physical Society](https://journals.aps.org/) fetcher. [#818](https://github.com/JabRef/jabref/issues/818)
+- We added possibility to enable/disable items quantity in groups. [#6042](https://github.com/JabRef/jabref/issues/6042)
 
 ### Fixed
 
diff --git a/src/main/java/org/jabref/gui/groups/GroupTreeView.java b/src/main/java/org/jabref/gui/groups/GroupTreeView.java
index 856edb67a19..4aeb44320ee 100644
--- a/src/main/java/org/jabref/gui/groups/GroupTreeView.java
+++ b/src/main/java/org/jabref/gui/groups/GroupTreeView.java
@@ -44,6 +44,7 @@
 import org.jabref.logic.l10n.Localization;
 import org.jabref.model.entry.BibEntry;
 import org.jabref.model.groups.AllEntriesGroup;
+import org.jabref.preferences.JabRefPreferences;
 import org.jabref.preferences.PreferencesService;
 
 import org.controlsfx.control.textfield.CustomTextField;
@@ -71,6 +72,7 @@ public class GroupTreeView {
 
     private GroupTreeViewModel viewModel;
     private CustomLocalDragboard localDragboard;
+    private JabRefPreferences preferences;
 
     private DragExpansionHandler dragExpansionHandler;
 
@@ -78,6 +80,7 @@ public class GroupTreeView {
     public void initialize() {
         this.localDragboard = stateManager.getLocalDragboard();
         viewModel = new GroupTreeViewModel(stateManager, dialogService, preferencesService, taskExecutor, localDragboard);
+        preferences = JabRefPreferences.getInstance();
 
         // Set-up groups tree
         groupTree.getSelectionModel().setSelectionMode(SelectionMode.MULTIPLE);
@@ -120,27 +123,29 @@ public void initialize() {
                 .withTooltip(GroupNodeViewModel::getDescription)
                 .install(mainColumn);
 
-        // Number of hits
-        PseudoClass anySelected = PseudoClass.getPseudoClass("any-selected");
-        PseudoClass allSelected = PseudoClass.getPseudoClass("all-selected");
-        new ViewModelTreeTableCellFactory<GroupNodeViewModel>()
-                .withGraphic(group -> {
-                    final StackPane node = new StackPane();
-                    node.getStyleClass().setAll("hits");
-                    if (!group.isRoot()) {
-                        BindingsHelper.includePseudoClassWhen(node, anySelected,
-                                group.anySelectedEntriesMatchedProperty());
-                        BindingsHelper.includePseudoClassWhen(node, allSelected,
-                                group.allSelectedEntriesMatchedProperty());
-                    }
-                    Text text = new Text();
-                    text.textProperty().bind(group.getHits().asString());
-                    text.getStyleClass().setAll("text");
-                    node.getChildren().add(text);
-                    node.setMaxWidth(Control.USE_PREF_SIZE);
-                    return node;
-                })
-                .install(numberColumn);
+        // Number of hits (only if user wants to see them)
+        if (preferences.getBoolean(JabRefPreferences.DISPLAY_GROUP_QUANTITY)) {
+            PseudoClass anySelected = PseudoClass.getPseudoClass("any-selected");
+            PseudoClass allSelected = PseudoClass.getPseudoClass("all-selected");
+            new ViewModelTreeTableCellFactory<GroupNodeViewModel>()
+                    .withGraphic(group -> {
+                        final StackPane node = new StackPane();
+                        node.getStyleClass().setAll("hits");
+                        if (!group.isRoot()) {
+                            BindingsHelper.includePseudoClassWhen(node, anySelected,
+                                    group.anySelectedEntriesMatchedProperty());
+                            BindingsHelper.includePseudoClassWhen(node, allSelected,
+                                    group.allSelectedEntriesMatchedProperty());
+                        }
+                        Text text = new Text();
+                        text.textProperty().bind(group.getHits().asString());
+                        text.getStyleClass().setAll("text");
+                        node.getChildren().add(text);
+                        node.setMaxWidth(Control.USE_PREF_SIZE);
+                        return node;
+                    })
+                    .install(numberColumn);
+        }
 
         // Arrow indicating expanded status
         new ViewModelTreeTableCellFactory<GroupNodeViewModel>()
diff --git a/src/main/java/org/jabref/gui/preferences/GroupsTab.fxml b/src/main/java/org/jabref/gui/preferences/GroupsTab.fxml
index ee38f7d5e34..0f54b4f6a43 100644
--- a/src/main/java/org/jabref/gui/preferences/GroupsTab.fxml
+++ b/src/main/java/org/jabref/gui/preferences/GroupsTab.fxml
@@ -25,6 +25,7 @@
     <RadioButton fx:id="groupViewModeUnion" text="%Display all entries belonging to one or more of the selected groups"
                  toggleGroup="$groupViewMode"/>
     <CheckBox fx:id="autoAssignGroup" text="%Automatically assign new entry to selected groups"/>
+    <CheckBox fx:id="displayGroupQuantity" text="%Display quantity of items in group"/>
 
     <Label styleClass="sectionHeader" text="%Dynamic groups"/>
     <GridPane hgap="10.0" vgap="4.0">
diff --git a/src/main/java/org/jabref/gui/preferences/GroupsTabView.java b/src/main/java/org/jabref/gui/preferences/GroupsTabView.java
index 0198f0f3ba7..17613ceef9d 100644
--- a/src/main/java/org/jabref/gui/preferences/GroupsTabView.java
+++ b/src/main/java/org/jabref/gui/preferences/GroupsTabView.java
@@ -16,6 +16,7 @@ public class GroupsTabView extends AbstractPreferenceTabView<GroupsTabViewModel>
     @FXML private RadioButton groupViewModeIntersection;
     @FXML private RadioButton groupViewModeUnion;
     @FXML private CheckBox autoAssignGroup;
+    @FXML private CheckBox displayGroupQuantity;
     @FXML private TextField defaultGroupingField;
     @FXML private TextField keywordSeparator;
 
@@ -37,6 +38,7 @@ public void initialize() {
         groupViewModeIntersection.selectedProperty().bindBidirectional(viewModel.groupViewModeIntersectionProperty());
         groupViewModeUnion.selectedProperty().bindBidirectional(viewModel.groupViewModeUnionProperty());
         autoAssignGroup.selectedProperty().bindBidirectional(viewModel.autoAssignGroupProperty());
+        displayGroupQuantity.selectedProperty().bindBidirectional(viewModel.displayGroupQuantity());
         defaultGroupingField.textProperty().bindBidirectional(viewModel.defaultGroupingFieldProperty());
         keywordSeparator.textProperty().bindBidirectional(viewModel.keywordSeparatorProperty());
     }
diff --git a/src/main/java/org/jabref/gui/preferences/GroupsTabViewModel.java b/src/main/java/org/jabref/gui/preferences/GroupsTabViewModel.java
index be1da293e39..2913377f0db 100644
--- a/src/main/java/org/jabref/gui/preferences/GroupsTabViewModel.java
+++ b/src/main/java/org/jabref/gui/preferences/GroupsTabViewModel.java
@@ -18,6 +18,7 @@ public class GroupsTabViewModel implements PreferenceTabViewModel {
     private final BooleanProperty groupViewModeIntersectionProperty = new SimpleBooleanProperty();
     private final BooleanProperty groupViewModeUnionProperty = new SimpleBooleanProperty();
     private final BooleanProperty autoAssignGroupProperty = new SimpleBooleanProperty();
+    private final BooleanProperty displayGroupQuantityProperty = new SimpleBooleanProperty();
     private final StringProperty defaultGroupingFieldProperty = new SimpleStringProperty("");
     private final StringProperty keywordSeparatorProperty = new SimpleStringProperty("");
 
@@ -43,6 +44,7 @@ public void setValues() {
                 break;
         }
         autoAssignGroupProperty.setValue(preferences.getBoolean(JabRefPreferences.AUTO_ASSIGN_GROUP));
+        displayGroupQuantityProperty.setValue(preferences.getBoolean(JabRefPreferences.DISPLAY_GROUP_QUANTITY));
 
         defaultGroupingFieldProperty.setValue(preferences.get(JabRefPreferences.GROUPS_DEFAULT_FIELD));
         keywordSeparatorProperty.setValue(preferences.get(JabRefPreferences.KEYWORD_SEPARATOR));
@@ -57,6 +59,7 @@ public void storeSettings() {
             preferences.setGroupViewMode(GroupViewMode.UNION);
         }
         preferences.putBoolean(JabRefPreferences.AUTO_ASSIGN_GROUP, autoAssignGroupProperty.getValue());
+        preferences.putBoolean(JabRefPreferences.DISPLAY_GROUP_QUANTITY, displayGroupQuantityProperty.getValue());
 
         preferences.put(JabRefPreferences.GROUPS_DEFAULT_FIELD, defaultGroupingFieldProperty.getValue().trim());
         preferences.put(JabRefPreferences.KEYWORD_SEPARATOR, keywordSeparatorProperty.getValue());
@@ -76,6 +79,8 @@ public void storeSettings() {
 
     public BooleanProperty autoAssignGroupProperty() { return autoAssignGroupProperty; }
 
+    public BooleanProperty displayGroupQuantity() { return displayGroupQuantityProperty;}
+
     public StringProperty defaultGroupingFieldProperty() { return defaultGroupingFieldProperty; }
 
     public StringProperty keywordSeparatorProperty() { return keywordSeparatorProperty; }
diff --git a/src/main/java/org/jabref/preferences/JabRefPreferences.java b/src/main/java/org/jabref/preferences/JabRefPreferences.java
index c3cc1adef51..86185045e3d 100644
--- a/src/main/java/org/jabref/preferences/JabRefPreferences.java
+++ b/src/main/java/org/jabref/preferences/JabRefPreferences.java
@@ -176,6 +176,7 @@ public class JabRefPreferences implements PreferencesService {
 
     public static final String KEYWORD_SEPARATOR = "groupKeywordSeparator";
     public static final String AUTO_ASSIGN_GROUP = "autoAssignGroup";
+    public static final String DISPLAY_GROUP_QUANTITY = "displayGroupQuantity";
     public static final String EXTRA_FILE_COLUMNS = "extraFileColumns";
     public static final String OVERRIDE_DEFAULT_FONT_SIZE = "overrideDefaultFontSize";
     public static final String MAIN_FONT_SIZE = "mainFontSize";
@@ -520,6 +521,7 @@ private JabRefPreferences() {
         defaults.put(AUTOCOMPLETER_COMPLETE_FIELDS, "author;editor;title;journal;publisher;keywords;crossref;related;entryset");
         defaults.put(GROUPS_DEFAULT_FIELD, StandardField.KEYWORDS.getName());
         defaults.put(AUTO_ASSIGN_GROUP, Boolean.TRUE);
+        defaults.put(DISPLAY_GROUP_QUANTITY, Boolean.TRUE);
         defaults.put(GROUP_INTERSECT_UNION_VIEW_MODE, GroupViewMode.INTERSECTION.name());
         defaults.put(KEYWORD_SEPARATOR, ", ");
         defaults.put(DEFAULT_ENCODING, StandardCharsets.UTF_8.name());
diff --git a/src/main/resources/l10n/JabRef_da.properties b/src/main/resources/l10n/JabRef_da.properties
index 5022b49c63c..12a326ae1aa 100644
--- a/src/main/resources/l10n/JabRef_da.properties
+++ b/src/main/resources/l10n/JabRef_da.properties
@@ -1110,6 +1110,7 @@ Main\ layout\ file=Hoved-layoutfil
 
 Always\ add\ letter\ (a,\ b,\ ...)\ to\ generated\ keys=Tilføj altid bogstav (a, b, ...) til genererede nøgler
 Default\ pattern=Standardmønster
+Display\ quantity\ of\ items\ in\ group=
 
 
 
diff --git a/src/main/resources/l10n/JabRef_en.properties b/src/main/resources/l10n/JabRef_en.properties
index d983d01764e..9c33727851e 100644
--- a/src/main/resources/l10n/JabRef_en.properties
+++ b/src/main/resources/l10n/JabRef_en.properties
@@ -2093,6 +2093,7 @@ Unable\ to\ open\ ShortScience.=Unable to open ShortScience.
 
 Shared\ database=Shared database
 Lookup=Lookup
+Display\ quantity\ of\ items\ in\ group=Display quantity of items in group (restart required)
 Please\ enter\ a\ field\ name\ to\ search\ for\ keywords.=Please enter a field name to search for keywords.
 Access\ date\ of\ the\ address\ specified\ in\ the\ url\ field.=Access date of the address specified in the url field.
 Additional\ information\ related\ to\ the\ resource\ indicated\ by\ the\ eprint\ field.=Additional information related to the resource indicated by the eprint field.