Examples with ClearingTextField org.csstudio.javafx.ClearingTextField used on opensource projects

Example 1 with ClearingTextField

use of org.csstudio.javafx.ClearingTextField in project org.csstudio.display.builder by kasemir.

the class Palette method create.

/**
 * Create UI elements
 *  @return Top-level Node of the UI
 */
@SuppressWarnings("unchecked")
public Node create() {
    final VBox palette = new VBox();
    final Map<WidgetCategory, Pane> palette_groups = createWidgetCategoryPanes(palette);
    groups = palette_groups.values();
    createWidgetEntries(palette_groups);
    final ScrollPane palette_scroll = new ScrollPane(palette);
    palette_scroll.setHbarPolicy(ScrollBarPolicy.NEVER);
    palette_scroll.setFitToWidth(true);
    // TODO Determine the correct size for the main node
    // Using 2*PREFERRED_WIDTH was determined by trial and error
    palette_scroll.setMinWidth(PREFERRED_WIDTH + 12);
    palette_scroll.setPrefWidth(PREFERRED_WIDTH);
    // Copy the widgets, i.e. the children of each palette_group,
    // to the userData.
    // Actual children are now updated based on search by widget name
    palette_groups.values().forEach(group -> group.setUserData(new ArrayList<Node>(group.getChildren())));
    final TextField searchField = new ClearingTextField();
    searchField.setPromptText(Messages.SearchTextField);
    searchField.setTooltip(new Tooltip(Messages.WidgetFilterTT));
    searchField.setPrefColumnCount(9);
    searchField.textProperty().addListener((observable, oldValue, search_text) -> {
        final String search = search_text.toLowerCase().trim();
        palette_groups.values().stream().forEach(group -> {
            group.getChildren().clear();
            final List<Node> all_widgets = (List<Node>) group.getUserData();
            if (search.isEmpty())
                group.getChildren().setAll(all_widgets);
            else
                group.getChildren().setAll(all_widgets.stream().filter(node -> {
                    final String text = ((ToggleButton) node).getText().toLowerCase();
                    return text.contains(search);
                }).collect(Collectors.toList()));
        });
    });
    HBox.setHgrow(searchField, Priority.NEVER);
    final HBox toolsPane = new HBox(6);
    toolsPane.setAlignment(Pos.CENTER_RIGHT);
    toolsPane.setPadding(new Insets(6));
    toolsPane.getChildren().add(searchField);
    BorderPane paletteContainer = new BorderPane();
    paletteContainer.setTop(toolsPane);
    paletteContainer.setCenter(palette_scroll);
    return paletteContainer;
}