Make non-collapsible titledpanes not highlight on mouseover

qupath-extension-processing/src/main/java/qupath/process/gui/commands/density/DensityMapDialog.java

@@ -156,6 +156,7 @@ public DensityMapDialog(QuPathGUI qupath) {
 		var titledPaneParams = new TitledPane("Create density map", paneParams);
 		titledPaneParams.setExpanded(true);
 		titledPaneParams.setCollapsible(false);
+		titledPaneParams.getStyleClass().add("uncollapsible-titled-pane");
 		FXUtils.simplifyTitledPane(titledPaneParams, true);
 
 		var paneDisplay = buildDisplayPane(colorModelBuilder);
@@ -252,6 +253,7 @@ private Pane buildAllObjectsPane(ObservableDensityMapBuilder params) {
 		params.densityType.bind(comboDensityType.getSelectionModel().selectedItemProperty());
 
 		var pane = createGridPane();
+		pane.setPadding(Insets.EMPTY);
 		int row = 0;
 
 		var labelObjects = createTitleLabel("Choose all objects to include");

qupath-gui-fx/src/main/java/qupath/lib/gui/AnalysisTabPane.java

@@ -151,6 +151,7 @@ private void addTabsForPanes() {
 
 
 		TitledPane titledLog = new TitledPane(titleHistory.get(), workflowLogView.getPane());
+		titledLog.getStyleClass().add("uncollapsible-titled-pane");
 		titledLog.textProperty().bind(titleHistory);
 		titledLog.setCollapsible(false);
 		titledLog.setMaxSize(Double.MAX_VALUE, Double.MAX_VALUE);

qupath-gui-fx/src/main/java/qupath/lib/gui/charts/ExportChartPane.java

@@ -757,6 +757,7 @@ Node initializePrefsManager() {
 
 		TitledPane titledPane = new TitledPane("Presets", pane);
 		titledPane.setCollapsible(false);
+		titledPane.getStyleClass().add("uncollapsible-titled-pane");
 		return titledPane;
 	}
 

qupath-gui-fx/src/main/java/qupath/lib/gui/commands/MeasurementManager.java

@@ -187,6 +187,7 @@ private synchronized void initializePane() {
 			return "Measurements (" + measurementList.size() + ")";
 		}, measurementList));
 		titledMeasurements.setCollapsible(false);
+		titledMeasurements.getStyleClass().add("uncollapsible-titled-pane");
 		titledMeasurements.setMaxSize(Double.MAX_VALUE, Double.MAX_VALUE);
 
 		TextField tfFilter = new TextField();

qupath-gui-fx/src/main/java/qupath/lib/gui/commands/ProjectImportImagesCommand.java

@@ -151,8 +151,7 @@ static List<ProjectImageEntry<BufferedImage>> promptToImportImages(QuPathGUI qup
 
 		TitledPane paneList = new TitledPane("Image paths", listView);
 		paneList.setCollapsible(false);
-
-
+		paneList.getStyleClass().add("uncollapsible-titled-pane");
 		BorderPane paneImages = new BorderPane();
 
 		class BuilderListCell extends ListCell<ImageServerBuilder<BufferedImage>> {

qupath-gui-fx/src/main/java/qupath/lib/gui/panes/ImageDetailsPane.java

@@ -188,6 +188,7 @@ public ImageDetailsPane(final ObservableValue<ImageData<BufferedImage>> imageDat
 		mdPane.setMasterNode(new StackPane(table));
 		var titlePaneAssociated = new TitledPane("Associated images", listAssociatedImages);
 		titlePaneAssociated.setCollapsible(false);
+		titlePaneAssociated.getStyleClass().add("uncollapsible-titled-pane");
 		listAssociatedImages.setTooltip(new Tooltip(
 				"Extra images associated with the current image, e.g. a label or thumbnail"));
 		mdPane.setDetailNode(titlePaneAssociated);

qupath-gui-fx/src/main/java/qupath/lib/gui/panes/ProjectBrowser.java

@@ -241,6 +241,7 @@ public ProjectBrowser(final QuPathGUI qupath) {
 		});
 
 		TitledPane titledTree = new TitledPane("Image list", mdTree);
+		titledTree.getStyleClass().add("uncollapsible-titled-pane");
 		titledTree.setCollapsible(false);
 		titledTree.setMaxHeight(Double.MAX_VALUE);
 

qupath-gui-fx/src/main/java/qupath/lib/gui/scripting/DefaultScriptEditor.java

@@ -896,6 +896,7 @@ private void createDialog() {
 		titledScripts.prefWidthProperty().bind(panelList.widthProperty());
 		titledScripts.prefHeightProperty().bind(panelList.heightProperty());
 		titledScripts.setCollapsible(false);
+		titledScripts.getStyleClass().add("uncollapsible-titled-pane");
 		panelList.setCenter(titledScripts);
 		listScripts.getSelectionModel().selectedItemProperty().addListener((v, o, n) -> updateSelectedScript(true));
 		listScripts.setCellFactory(new Callback<>() {

qupath-gui-fx/src/main/java/qupath/lib/gui/tma/TMASummaryViewer.java

@@ -1042,6 +1042,7 @@ private Pane getCustomizeTablePane() {
 
 		TitledPane tpMetadata = new TitledPane("Metadata filter", paneMetadata);
 		tpMetadata.setExpanded(false);
+//		tpMetadata.getStyleClass().add("uncollapsible-titled-pane");
 //		tpMetadata.setCollapsible(false);
 		Tooltip tooltipMetadata = new Tooltip("Enter text to filter entries according to a selected metadata column");
 		Tooltip.install(paneMetadata, tooltipMetadata);

qupath-gui-fx/src/main/java/qupath/lib/gui/viewer/recording/ViewTrackerControlPane.java

@@ -508,6 +508,7 @@ public ViewTrackerControlPane(final QuPathGUI qupath) {
 		titledPane.setContentDisplay(ContentDisplay.GRAPHIC_ONLY);
 		titledPane.setOnMouseClicked(mouseEvent -> titledPane.setExpanded(!recordingMode.getValue()));
 		titledPane.setPrefWidth(250);
+		titledPane.getStyleClass().add("uncollapsible-titled-pane");
 
 		mainPane.setTop(titledPane);
 		mainPane.setMaxSize(250, 300);

qupath-gui-fx/src/main/resources/css/main.css

@@ -138,9 +138,12 @@
   -fx-text-fill: -qp-script-error-color;
 }
 
-
 /* Don't make the title for the training piechart too large */
 .training-chart .chart-title {
   -fx-font-size: 1em;
   -fx-font-weight: bold;
 }
+
+.uncollapsible-titled-pane > .title:hover {
+  -fx-color: -fx-base;
+}

qupath-gui-fx/src/main/resources/css/titled_plain.css

@@ -2,6 +2,7 @@
 	-fx-background-color: transparent;
 	-fx-border-color: null;
 }
+
 .titled-pane > *.content {
     -fx-border-color: transparent;
 }

qupath-gui-fx/src/main/resources/qupath/lib/gui/ExtensionControlPane.fxml

@@ -45,7 +45,7 @@
                 </HBox>
             </VBox>
         </TitledPane>
-        <TitledPane fx:id="inst" animated="false" collapsible="false" maxHeight="1.7976931348623157E308" text="%ExtensionControlPane.installedExtensions" VBox.vgrow="ALWAYS">
+        <TitledPane fx:id="inst" styleClass="uncollapsible-titled-pane" animated="false" collapsible="false" maxHeight="1.7976931348623157E308" text="%ExtensionControlPane.installedExtensions" VBox.vgrow="ALWAYS">
             <ListView fx:id="extensionListView" maxHeight="1.7976931348623157E308" styleClass="extension-manager-list-view" />
         </TitledPane>
         <AnchorPane fx:id="ap">