No,Category,Guideline,Description,Do,Don't,Code Good,Code Bad,Severity,Docs URL
1,Application,Start UI from Application subclass,JavaFX apps should bootstrap the primary Stage through Application.start(),Extend Application and configure Scene in start(),Create UI from a random main method without launching JavaFX,"public class App extends Application { public void start(Stage stage) { stage.setScene(new Scene(root)); stage.show(); } }",new Stage().show(),High,https://openjfx.io/javadoc/21/javafx.graphics/javafx/application/Application.html
2,Threading,Keep work off the FX Application Thread,Long-running work blocks rendering and input when executed on the UI thread,Use Task or Service for background work,Run network database or file work in button handlers,"Task<List<Item>> task = new Task<>() { protected List<Item> call() { return repo.load(); } }; new Thread(task).start();",loadLargeFile(); table.setItems(items);,High,https://openjfx.io/javadoc/21/javafx.graphics/javafx/concurrent/Task.html
3,Threading,Update UI only on FX thread,Scene graph changes must happen on the JavaFX Application Thread,Use bindings task handlers or Platform.runLater for UI changes,Mutate controls directly from background threads,"task.setOnSucceeded(e -> table.setItems(FXCollections.observableArrayList(task.getValue())));",new Thread(() -> label.setText("Done")).start(),High,https://openjfx.io/javadoc/21/javafx.graphics/javafx/application/Platform.html
4,Threading,Bind progress to background tasks,Task exposes progress and message properties for responsive feedback,Bind ProgressBar and Label to task properties,Poll progress manually or leave users without feedback,"progress.progressProperty().bind(task.progressProperty()); status.textProperty().bind(task.messageProperty());",while(running) progress.setProgress(x);,Medium,https://openjfx.io/javadoc/21/javafx.graphics/javafx/concurrent/Task.html
5,FXML,Use FXML for stable declarative layouts,FXML keeps view structure readable for screens with many controls,Place layout in FXML and behavior in controller,Build large screens entirely in one Java method,"<VBox spacing=""12"" xmlns:fx=""http://javafx.com/fxml"" fx:controller=""app.MainController"">",VBox root = new VBox(); root.getChildren().add(... 200 lines ...);,Medium,https://openjfx.io/javadoc/21/javafx.fxml/javafx/fxml/FXMLLoader.html
6,FXML,Keep controllers focused on view behavior,Controllers should coordinate controls and delegate business logic to services,Inject services or call application services from controller,Put database queries and domain rules directly in controller,"public void save() { customerService.save(form.toCommand()); }",public void save() { DriverManager.getConnection(...); },High,https://openjfx.io/javadoc/21/javafx.fxml/javafx/fxml/FXML.html
7,FXML,Use fx:id for injected controls,FXML controls need stable fx:id values that match controller fields,Annotate fields with @FXML and keep ids descriptive,Look up controls by CSS selector for normal wiring,"@FXML private TableView<Customer> customerTable;",root.lookup("#customerTable"),Medium,https://openjfx.io/javadoc/21/javafx.fxml/javafx/fxml/FXML.html
8,FXML,Fail fast when loading FXML,FXML load errors should surface during screen creation with clear context,Load resources with getResource and handle IOException explicitly,Swallow loader errors and show a blank scene,"URL view = getClass().getResource(\"/views/main.fxml\"); Parent root = FXMLLoader.load(view);",try { FXMLLoader.load(url); } catch(Exception ignored) {},High,https://openjfx.io/javadoc/21/javafx.fxml/javafx/fxml/FXMLLoader.html
9,CSS,Style with style classes,JavaFX CSS works best through reusable styleClass names,Add semantic style classes and define them in CSS,Set long inline style strings throughout code,"button.getStyleClass().add(\"primary-action\");",".setStyle(\"-fx-background-color: #2563eb; -fx-padding: 12; ...\")",Medium,https://openjfx.io/javadoc/21/javafx.graphics/javafx/scene/doc-files/cssref.html
10,CSS,Use design tokens through looked-up colors,Looked-up colors keep palettes consistent across controls,Define named colors on root and reuse them in CSS,Repeat hex values in every selector,".root { -brand-primary: #2563eb; } .button.primary { -fx-background-color: -brand-primary; }",".save { -fx-background-color: #2563eb; } .link { -fx-text-fill: #2563eb; }",Medium,https://openjfx.io/javadoc/21/javafx.graphics/javafx/scene/doc-files/cssref.html
11,CSS,Avoid overusing inline effects,Expensive CSS effects and shadows can hurt desktop UI responsiveness,Use subtle shadows only on important elevated surfaces,Apply blur drop shadow and glow to every node,".dialog-card { -fx-effect: dropshadow(gaussian, rgba(0,0,0,.18), 16, 0, 0, 4); }",".table-row-cell { -fx-effect: dropshadow(gaussian, black, 20, .5, 0, 0); }",Medium,https://openjfx.io/javadoc/21/javafx.graphics/javafx/scene/effect/package-summary.html
12,Layout,Choose layout panes by responsibility,Each pane solves a different layout problem and should be selected intentionally,Use BorderPane for app shell GridPane for forms VBox/HBox for simple stacks,Use absolute positioning for resizable app screens,"BorderPane shell = new BorderPane(); shell.setTop(toolbar); shell.setCenter(content);",Pane root = new Pane(); button.setLayoutX(742);,High,https://openjfx.io/javadoc/21/javafx.graphics/javafx/scene/layout/package-summary.html
13,Layout,Prefer constraints over fixed coordinates,Responsive JavaFX layouts depend on constraints and grow priorities,Use hgrow vgrow column constraints and alignment,Hard-code pixel positions and sizes,"GridPane.setHgrow(nameField, Priority.ALWAYS); column.setPercentWidth(50);",field.setPrefWidth(328); field.setLayoutX(120);,High,https://openjfx.io/javadoc/21/javafx.graphics/javafx/scene/layout/GridPane.html
14,Layout,Set sensible min pref and max sizes,Controls should resize predictably across windows and DPI settings,Use Region.USE_COMPUTED_SIZE and max widths intentionally,Lock every control to fixed width and height,"button.setMaxWidth(Double.MAX_VALUE); VBox.setVgrow(table, Priority.ALWAYS);","button.setMinSize(96, 32); button.setMaxSize(96, 32);",Medium,https://openjfx.io/javadoc/21/javafx.graphics/javafx/scene/layout/Region.html
15,Layout,Use spacing and padding consistently,Desktop UI needs scan-friendly rhythm and clear grouping,Set spacing padding and Insets through shared constants or CSS,Use inconsistent ad hoc gaps between controls,"form.setHgap(12); form.setVgap(10); form.setPadding(new Insets(16));",box.setSpacing(3); other.setSpacing(17);,Low,https://openjfx.io/javadoc/21/javafx.graphics/javafx/geometry/Insets.html
16,Controls,Use ObservableList for list controls,TableView ListView and ComboBox update automatically from observable collections,Back controls with FXCollections.observableArrayList(),Mutate plain lists and manually refresh controls,"ObservableList<Customer> rows = FXCollections.observableArrayList(); table.setItems(rows);",List<Customer> rows = new ArrayList<>(); table.setItems((ObservableList) rows);,High,https://openjfx.io/javadoc/21/javafx.base/javafx/collections/ObservableList.html
17,Controls,Configure TableView cell value factories with properties,Table columns should observe stable JavaFX properties for updates,Expose StringProperty ObjectProperty or use ReadOnlyObjectWrapper,Return transient strings without observable support,"nameCol.setCellValueFactory(data -> data.getValue().nameProperty());",nameCol.setCellValueFactory(data -> new SimpleStringProperty(data.getValue().toString()));,Medium,https://openjfx.io/javadoc/21/javafx.controls/javafx/scene/control/TableColumn.html
18,Controls,Use cell factories for custom rendering,Custom table or list visuals belong in reusable cell factories,Override updateItem and handle empty state,Place complex Nodes directly in model objects,"col.setCellFactory(c -> new TableCell<>() { protected void updateItem(Status s, boolean empty) { super.updateItem(s, empty); setText(empty ? null : s.label()); } });",row.setBadge(new Label("Active"));,Medium,https://openjfx.io/javadoc/21/javafx.controls/javafx/scene/control/Cell.html
19,Controls,Virtualized controls are for large data,TableView ListView TreeView virtualize cells and outperform manual node lists,Use TableView or ListView for hundreds of rows,Create hundreds of HBoxes inside a VBox,"ListView<Item> list = new ListView<>(items);",items.forEach(i -> vbox.getChildren().add(new ItemRow(i)));,High,https://openjfx.io/javadoc/21/javafx.controls/javafx/scene/control/ListView.html
20,Controls,Handle empty states explicitly,Empty tables and lists need visible guidance or next actions,Set placeholder nodes for empty data views,Leave blank white areas that look broken,"table.setPlaceholder(new Label(\"No customers match this filter\"));",table.setPlaceholder(null);,Low,https://openjfx.io/javadoc/21/javafx.controls/javafx/scene/control/TableView.html
21,Binding,Use property binding for derived UI state,JavaFX binding reduces imperative synchronization bugs,Bind disabled visible text and progress properties to source state,Manually update every dependent control in each event handler,"saveButton.disableProperty().bind(form.validProperty().not());",if(!valid) saveButton.setDisable(true);,High,https://openjfx.io/javadoc/21/javafx.base/javafx/beans/binding/Bindings.html
22,Binding,Unbind before manual updates,Bound properties cannot be set directly without errors,Call unbind when switching from bound to manual state,Set a bound property directly,"label.textProperty().unbind(); label.setText(\"Ready\");",label.textProperty().bind(task.messageProperty()); label.setText(\"Ready\");,Medium,https://openjfx.io/javadoc/21/javafx.base/javafx/beans/property/Property.html
23,Binding,Use listeners sparingly,Bindings express simple relationships more clearly than listeners,Use listeners for side effects and bindings for values,Create listener chains for simple computed text,"totalLabel.textProperty().bind(Bindings.format(""Total: %d"", total));","count.addListener((o, a, b) -> totalLabel.setText(""Total: "" + b));",Low,https://openjfx.io/javadoc/21/javafx.base/javafx/beans/value/ObservableValue.html
24,Events,Use action handlers for commands,Buttons and menu items should route to named command methods,Use setOnAction or @FXML handler methods with clear names,Put large lambdas inline for complex operations,"@FXML private void handleSave(ActionEvent event) { saveCustomer(); }",saveButton.setOnAction(e -> { validate(); transform(); query(); save(); refresh(); });,Medium,https://openjfx.io/javadoc/21/javafx.base/javafx/event/ActionEvent.html
25,Events,Use event filters for global shortcuts,Filters can intercept keyboard events before child controls consume them,Register accelerators or filters at Scene level,Add duplicate key handlers to every control,"scene.getAccelerators().put(new KeyCodeCombination(KeyCode.S, SHORTCUT_DOWN), this::save);",nameField.setOnKeyPressed(...); table.setOnKeyPressed(...);,Medium,https://openjfx.io/javadoc/21/javafx.graphics/javafx/scene/Scene.html
26,Accessibility,Connect labels to inputs,Accessible desktop forms need labels associated with controls,Use Label.setLabelFor and clear prompt text,Use placeholder-only labels,"nameLabel.setLabelFor(nameField); nameField.setPromptText(\"Jane Doe\");",nameField.setPromptText(\"Name\");,High,https://openjfx.io/javadoc/21/javafx.controls/javafx/scene/control/Label.html
27,Accessibility,Expose accessible text for icon buttons,Icon-only controls need names for screen readers and tooltips,Set accessibleText and Tooltip on icon buttons,Use unlabeled graphic-only buttons,"button.setAccessibleText(""Refresh""); button.setTooltip(new Tooltip(""Refresh""));","new Button("""", refreshIcon)",High,https://openjfx.io/javadoc/21/javafx.graphics/javafx/scene/AccessibleRole.html
28,Accessibility,Keep keyboard focus visible,Desktop users rely on focus traversal and visible focus indicators,Preserve focus rings and tab order,Remove outlines without alternative focus state,".button:focused { -fx-border-color: -brand-focus; -fx-border-width: 2; }",".button:focused { -fx-background-insets: 0; }",High,https://openjfx.io/javadoc/21/javafx.graphics/javafx/scene/Node.html
29,Accessibility,Use mnemonics for menu and form workflows,Mnemonics make desktop workflows faster and more accessible,Enable mnemonicParsing and choose unique mnemonic letters,Ignore keyboard alternatives for frequent actions,"saveButton.setMnemonicParsing(true); saveButton.setText(""_Save"");","saveButton.setText(""Save"");",Low,https://openjfx.io/javadoc/21/javafx.controls/javafx/scene/control/Labeled.html
30,Validation,Show validation near the field,Users should not hunt for form errors in desktop dialogs,Bind error labels or pseudo classes next to invalid controls,Show only a generic alert after submit,"field.pseudoClassStateChanged(PseudoClass.getPseudoClass(""invalid""), !valid);","new Alert(ERROR, ""Invalid input"").show();",Medium,https://openjfx.io/javadoc/21/javafx.graphics/javafx/css/PseudoClass.html
31,Validation,Use TextFormatter for constrained input,TextFormatter prevents invalid edits before they enter the model,Attach TextFormatter for numeric dates and masks,Parse and reject invalid text only after submit,"amountField.setTextFormatter(new TextFormatter<>(new IntegerStringConverter(), 0, c -> c.getControlNewText().matches(""\\d*"") ? c : null));",Integer.parseInt(amountField.getText());,Medium,https://openjfx.io/javadoc/21/javafx.controls/javafx/scene/control/TextFormatter.html
32,Dialogs,Use modal ownership for dialogs,Dialogs should block only the relevant window and return structured results,Set owner modality and use showAndWait,Open unmanaged windows for confirmations,"dialog.initOwner(stage); dialog.initModality(Modality.WINDOW_MODAL); Optional<ButtonType> result = dialog.showAndWait();",new Stage().show();,Medium,https://openjfx.io/javadoc/21/javafx.graphics/javafx/stage/Modality.html
33,Dialogs,Prefer custom DialogPane over ad hoc stages,Dialog gives consistent buttons focus and result handling,Use Dialog<T> for forms confirmations and wizards,Build every modal as a new Stage manually,"Dialog<Customer> dialog = new Dialog<>(); dialog.getDialogPane().getButtonTypes().addAll(OK, CANCEL);",Stage modal = new Stage(); modal.setScene(new Scene(new VBox()));,Low,https://openjfx.io/javadoc/21/javafx.controls/javafx/scene/control/Dialog.html
34,Images,Load images as resources,Packaged apps need resources resolved from the classpath or module path,Use getResourceAsStream for bundled assets,Use absolute local file paths in production UI,"new Image(getClass().getResourceAsStream(""/images/logo.png""));","new Image(""file:/Users/me/Desktop/logo.png"")",High,https://openjfx.io/javadoc/21/javafx.graphics/javafx/scene/image/Image.html
35,Images,Use background loading for large images,Large image decoding can pause UI startup,Use Image(url true) or a background Task for heavy assets,Load many full-size images synchronously during startup,"Image preview = new Image(url, true);",gallery.add(new Image(url));,Medium,https://openjfx.io/javadoc/21/javafx.graphics/javafx/scene/image/Image.html
36,Animation,Keep animations purposeful and short,Desktop UI animations should clarify state changes without delaying work,Use 150-250ms transitions for reveal hover and selection,Animate every layout change with long timelines,"FadeTransition ft = new FadeTransition(Duration.millis(180), pane); ft.setToValue(1);","new Timeline(new KeyFrame(Duration.seconds(2), ...)).play();",Low,https://openjfx.io/javadoc/21/javafx.graphics/javafx/animation/package-summary.html
37,Animation,Respect reduced-motion contexts where possible,Some users experience motion sensitivity in desktop apps,Provide a setting to disable decorative animations,Make animation required for comprehension,"if (settings.reducedMotion()) pane.setOpacity(1); else fade.play();",alwaysSpin.play();,Medium,https://openjfx.io/javadoc/21/javafx.graphics/javafx/animation/Animation.html
38,Performance,Avoid recreating scenes for small state changes,Replacing whole scenes loses state and can flicker,Swap center content or update view models,Rebuild the entire Stage for every navigation click,"shell.setCenter(customerView);",stage.setScene(new Scene(loadMainAgain()));,Medium,https://openjfx.io/javadoc/21/javafx.graphics/javafx/scene/Scene.html
39,Performance,Reuse loaded views when appropriate,FXML loading and CSS application are not free,Cache stable views or controllers for frequent navigation,Reload heavyweight screens repeatedly without need,"Node settings = viewCache.computeIfAbsent(""settings"", this::loadSettings);","button.setOnAction(e -> shell.setCenter(loadFxml(""settings.fxml"")));",Low,https://openjfx.io/javadoc/21/javafx.fxml/javafx/fxml/FXMLLoader.html
40,Performance,Batch observable list changes,Many single-item updates can cause repeated layout and sort work,Use setAll or addAll for bulk replacement,Loop add items one by one to visible lists,"items.setAll(repository.findAll());",for(Item item : loaded) items.add(item);,Medium,https://openjfx.io/javadoc/21/javafx.base/javafx/collections/ObservableList.html
41,Architecture,Use view models for complex screens,View models keep controller state testable and separate from controls,Expose JavaFX properties from a screen model,Store all state only inside controls,"customerNameField.textProperty().bindBidirectional(viewModel.nameProperty());",String name = customerNameField.getText(); // everywhere,Medium,https://openjfx.io/javadoc/21/javafx.base/javafx/beans/property/package-summary.html
42,Architecture,Separate navigation from feature controllers,Feature controllers should not know how every screen is launched,Use a navigator or application shell service,Call FXMLLoader for unrelated screens from each controller,"navigator.showCustomers();",FXMLLoader.load(getClass().getResource(\"/views/admin.fxml\"));,Medium,https://openjfx.io/javadoc/21/javafx.fxml/javafx/fxml/FXMLLoader.html
43,Modules,Declare required JavaFX modules,Modular JavaFX apps must require the modules they use,Add javafx.controls javafx.fxml and opens controller packages,Depend on classpath accidents only,"module app { requires javafx.controls; requires javafx.fxml; opens app.ui to javafx.fxml; }",module app { requires javafx.controls; },High,https://openjfx.io/openjfx-docs/#modular
44,Packaging,Use jlink or jpackage for desktop delivery,JavaFX apps should ship with the runtime they need,Package a runtime image or native installer,Ask end users to install matching Java and JavaFX manually,"jpackage --name MyApp --module app/app.Main --runtime-image build/image",java -jar app.jar,Medium,https://openjfx.io/openjfx-docs/#modular
45,Testing,Use TestFX for interaction tests,UI flows need automated coverage beyond controller unit tests,Write TestFX tests for key forms dialogs and navigation,Only manually click through releases,"clickOn(""#nameField"").write(""Alice""); clickOn(""Save""); verifyThat(""Saved"", isVisible());",// manual QA only,Medium,https://github.com/TestFX/TestFX
46,Theme,Use AtlantaFX as the enterprise theme baseline,AtlantaFX provides modern JavaFX themes while preserving standard controls,Use AtlantaFX user-agent stylesheet plus a small app CSS layer,Rewrite every standard control style from scratch,"Application.setUserAgentStylesheet(new PrimerLight().getUserAgentStylesheet());",scene.getStylesheets().add("/css/huge-custom-theme.css");,High,https://mkpaz.github.io/atlantafx/
47,Theme,Prefer Primer for enterprise applications,PrimerLight and PrimerDark are neutral enough for dense business workflows,Use PrimerLight as default and PrimerDark for dark mode,Use Dracula or Cupertino as the default enterprise theme,"Application.setUserAgentStylesheet(new PrimerLight().getUserAgentStylesheet());",Application.setUserAgentStylesheet(new Dracula().getUserAgentStylesheet());,Medium,https://mkpaz.github.io/atlantafx/themes/
48,Theme,Layer brand CSS after AtlantaFX,Application CSS should customize brand tokens and business states after the base theme,Add app.css to the Scene after setting AtlantaFX,Edit AtlantaFX source CSS directly,"scene.getStylesheets().add(getClass().getResource(""/css/app.css"").toExternalForm());",modify atlantafx-base CSS files,High,https://mkpaz.github.io/atlantafx/theming/
49,Theme,Use looked-up colors as enterprise tokens,JavaFX looked-up colors keep brand and semantic colors reusable across controls,Define app-primary app-success app-warning app-danger on root,Repeat hex values in every selector,".root { -app-primary: #2563eb; -app-danger: #dc2626; }",".save { -fx-background-color: #2563eb; } .link { -fx-text-fill: #2563eb; }",High,https://openjfx.io/javadoc/21/javafx.graphics/javafx/scene/doc-files/cssref.html
50,Theme,Keep theme switching centralized,Dark mode switching should not be scattered across controllers,Use a ThemeService that sets user-agent stylesheet and app CSS variants,Let each controller decide its own theme,themeService.apply(ThemeMode.DARK);,if(dark) button.setStyle(...);,Medium,https://mkpaz.github.io/atlantafx/
51,Theme,Validate contrast for business status colors,Enterprise screens use status colors heavily and need readable contrast,Check text on success warning danger and selected row backgrounds,Assume brand colors are accessible,".status-danger { -fx-text-fill: -app-danger; }",red text on dark red background,High,https://www.w3.org/WAI/WCAG22/Understanding/contrast-minimum.html
52,Theme,Use AtlantaFX style classes before custom CSS,AtlantaFX exposes utility styles that reduce custom CSS drift,Prefer Styles constants or documented style classes,Create one-off class names for every button variant,saveButton.getStyleClass().add(Styles.ACCENT);,"saveButton.getStyleClass().add(""blue-button-42"");",Medium,https://mkpaz.github.io/atlantafx/
53,Theme,Treat AtlantaFX as a base not the whole design system,AtlantaFX modernizes controls but enterprise UX still needs layout density and workflow rules,Define app shell navigation table density form and validation conventions,Assume theme choice alone solves enterprise usability,"root.getStyleClass().add(""enterprise-shell"");",only set PrimerLight and stop,High,https://mkpaz.github.io/atlantafx/
54,Icons,Use Ikonli for consistent enterprise icons,Icon fonts integrate cleanly with JavaFX controls and avoid emoji-style UI,Use FontIcon with semantic style classes,Use emoji as toolbar or menu icons,"Button refresh = new Button(""Refresh"", new FontIcon(""mdi2r-refresh""));",new Button("Refresh"),Medium,https://kordamp.org/ikonli/
55,Components,Use AtlantaFX controls for common app affordances,AtlantaFX provides useful controls such as Card Message ModalPane Popover and ToggleSwitch,Use built-in AtlantaFX controls before adding another dependency,Add ControlsFX for components AtlantaFX already covers,"Message message = new Message(""Saved"", ""Customer updated successfully"");","new Label(""Saved"") with ad hoc styling",Medium,https://mkpaz.github.io/atlantafx/
56,Components,Add ControlsFX only for missing enterprise controls,ControlsFX is useful for specialized controls but should stay optional,Use ControlsFX for SpreadsheetView PropertySheet CheckComboBox or StatusBar needs,Add ControlsFX by default before requirements are clear,PropertySheet sheet = new PropertySheet(items);,"implementation ""org.controlsfx:controlsfx"" with no usage",Low,https://controlsfx.github.io/
57,Testing,Test theme-critical flows with TestFX,Theme and CSS changes can break focus visibility dialogs and button affordance,Use TestFX for login save validation and modal workflows,Only inspect AtlantaFX screens manually,"clickOn(""#saveButton""); verifyThat("".message"", isVisible());",manual theme QA only,Medium,https://github.com/TestFX/TestFX
58,Architecture,Use application shell plus feature workspaces,Enterprise JavaFX apps need stable navigation around changing work areas,Use BorderPane shell with navigation toolbar and central workspace,Replace the whole Stage for every feature,"shell.setLeft(navigation); shell.setTop(toolbar); shell.setCenter(workspace);",stage.setScene(new Scene(loadFeature()));,High,https://openjfx.io/javadoc/21/javafx.graphics/javafx/scene/layout/BorderPane.html
59,Architecture,Use MVVM for complex enterprise screens,Large forms and tables need testable state outside the controller,Expose JavaFX properties from view models and bind controls to them,Put all screen state and validation in the controller,amountField.textProperty().bindBidirectional(vm.amountProperty());,controller.amount = amountField.getText();,High,https://openjfx.io/javadoc/21/javafx.base/javafx/beans/property/package-summary.html
60,Architecture,Inject services into controllers,Enterprise controllers should coordinate UI and call application services,Use a controller factory or DI container for services,Create database connections inside FXML controllers,loader.setControllerFactory(type -> injector.getInstance(type));,new CustomerRepository(new DriverManager(...)),High,https://openjfx.io/javadoc/21/javafx.fxml/javafx/fxml/FXMLLoader.html
61,Navigation,Use role-aware navigation models,Menus toolbars and shortcuts should reflect the same permission model,Build navigation items from commands with required roles,Hide buttons in one place and leave shortcuts enabled,"command.enabledProperty().bind(permissionService.allowed(""invoice.approve""));",approveButton.setVisible(false);,High,
62,Workflow,Represent workflow states visibly,Approval and processing screens need clear business state signals,Use semantic badges row styles and disabled actions by workflow state,Use only free text status columns,"row.pseudoClassStateChanged(PseudoClass.getPseudoClass(""blocked""), item.isBlocked());","statusCol.setText(""B"");",Medium,https://openjfx.io/javadoc/21/javafx.graphics/javafx/css/PseudoClass.html
63,TableView,Design TableView for high-density enterprise data,Enterprise users scan compare sort filter and act on rows for long periods,Use compact row height clear columns sorting filtering and selection summary,Use card grids for large tabular datasets,"table.getStyleClass().add(""dense-table""); table.getSortOrder().setAll(updatedAtCol);",new TilePane(customerCards),High,https://openjfx.io/javadoc/21/javafx.controls/javafx/scene/control/TableView.html
64,TableView,Keep row actions predictable,Inline actions in dense tables should be limited and permission-aware,Use context menus or a side detail panel for secondary actions,Place many buttons in every row,"table.setRowFactory(tv -> { TableRow<Order> row = new TableRow<>(); row.setContextMenu(orderMenu); return row; });",row contains Edit Delete Approve Print Email buttons,Medium,https://openjfx.io/javadoc/21/javafx.controls/javafx/scene/control/ContextMenu.html
65,TableView,Use server-side paging for large enterprise datasets,Desktop clients should not load entire enterprise tables into memory,Fetch pages or filtered slices from services,Load all records and filter in the UI,"Page<Customer> page = customerService.search(criteria, pageRequest);",customerRepository.findAll(),High,
66,Forms,Use form sections for enterprise data entry,Long enterprise forms need grouping and progressive disclosure,Group fields into titled sections with validation summaries,Place dozens of inputs in one unbroken GridPane,"TitledPane billing = new TitledPane(""Billing"", billingForm);",new GridPane with 80 controls,Medium,https://openjfx.io/javadoc/21/javafx.controls/javafx/scene/control/TitledPane.html
67,Forms,Provide validation summary plus field errors,Enterprise forms often need multiple corrections before submission,Show a summary at top and field-level messages near controls,Show only one modal alert after Save,"summary.setItems(vm.validationErrors()); field.pseudoClassStateChanged(INVALID, fieldError);","new Alert(ERROR, ""Invalid form"").showAndWait();",High,
68,Tasks,Make long operations cancellable,Enterprise imports exports sync and reports need cancel paths,Expose cancel button bound to Task running state,Force users to wait or kill the app,cancelButton.setOnAction(e -> task.cancel());,runReportButton.setDisable(true);,High,https://openjfx.io/javadoc/21/javafx.graphics/javafx/concurrent/Task.html
69,Tasks,Surface retryable errors without losing context,Network and service failures should preserve user input and next action,Show inline retry messages and keep form/table state,Clear the screen on service failure,"message.setDescription(""Could not save. Check connection and retry."");",loadErrorScene();,High,
70,Audit,Log business actions through services,Enterprise desktop apps need traceability for sensitive changes,Record user action entity result and timestamp in service layer,Log only UI button clicks,"audit.log(user, ""invoice.approve"", invoiceId, SUCCESS);","System.out.println(""clicked approve"");",Medium,
71,Configuration,Separate user preferences from application config,Enterprise apps need deploy-time config and per-user preferences,Use config files for endpoints and Preferences for UI choices,Hard-code environment URLs and window state,"Preferences.userNodeForPackage(App.class).put(""theme"", ""dark"");","private static final String API = ""http://localhost:8080"";",Medium,https://docs.oracle.com/en/java/javase/21/docs/api/java.prefs/java/util/prefs/Preferences.html
72,Deployment,Package resources and themes inside the runtime image,AtlantaFX app CSS icons and FXML must be available after jpackage,Load resources from classpath or module resources,Load theme files from developer machine paths,"getClass().getResource(""/css/app.css"").toExternalForm();","new File(""src/main/resources/css/app.css"").toURI()",High,https://openjfx.io/openjfx-docs/#modular
73,Deployment,Write logs to user-writable locations,Installed desktop apps may not write inside the application directory,Use platform-specific user data directories for logs and cache,Write logs beside the executable,"Path logs = appData.resolve(""logs/app.log"");",Path.of("app.log"),Medium,
74,Testing,Cover enterprise happy path and failure path,Enterprise UI tests should verify save validation permission and service failure flows,Use TestFX for core workflows and service fakes,Only test controller methods without UI interaction,"clickOn(""Save""); verifyThat(""Customer saved"", isVisible());",controller.save(); assertTrue(saved);,High,https://github.com/TestFX/TestFX
75,Dependencies,Keep optional UI libraries behind actual needs,AtlantaFX should be default but additional libraries should be justified,Start with JavaFX AtlantaFX Ikonli TestFX and add ControlsFX only for missing controls,Adopt many UI libraries at project start,"dependencies { implementation(""io.github.mkpaz:atlantafx-base:2.1.0"") }",implementation controlsfx gemsfx tilesfx materialfx all at once,Medium,
