Examples with InlineCssTextArea org.fxmisc.richtext.InlineCssTextArea used on opensource projects

Example 1 with InlineCssTextArea

use of org.fxmisc.richtext.InlineCssTextArea in project RichTextFX by FXMisc.

the class MultipleCaretSelectionTests method attempting_to_add_caret_associated_with_different_area_fails.

@Test
public void attempting_to_add_caret_associated_with_different_area_fails() {
    InlineCssTextArea area2 = new InlineCssTextArea();
    CaretNode caret = new CaretNode("test caret", area2);
    interact(() -> {
        try {
            area.addCaret(caret);
            fail();
        } catch (IllegalArgumentException e) {
        // cannot add a caret associated with a different area
        }
    });
}

Example 2 with InlineCssTextArea

use of org.fxmisc.richtext.InlineCssTextArea in project RichTextFX by FXMisc.

the class MultipleCaretSelectionTests method attempting_to_add_selection_associated_with_different_area_fails.

@Test
public void attempting_to_add_selection_associated_with_different_area_fails() {
    InlineCssTextArea area2 = new InlineCssTextArea();
    Selection<String, String, String> selection = new SelectionImpl<>("test selection", area2);
    interact(() -> {
        try {
            area.addSelection(selection);
            fail();
        } catch (IllegalArgumentException e) {
        // cannot add a selection associated with a different area
        }
    });
}

Example 3 with InlineCssTextArea

use of org.fxmisc.richtext.InlineCssTextArea in project RichTextFX by FXMisc.

the class CloneDemo method start.

@Override
public void start(Stage primaryStage) {
    String selectedText = "selection";
    String text = "Edit the top area (original)\nand watch the (clone) bottom area's displayed text change and its " + "selected text [" + selectedText + "] update itself accordingly.";
    InlineCssTextArea area = new InlineCssTextArea(text);
    InlineCssTextArea clone = new InlineCssTextArea(area.getContent());
    VBox vbox = new VBox(area, clone);
    vbox.setSpacing(10);
    // set up labels displaying caret position
    String caret = "Caret: ";
    Label areaCaret = new Label(caret);
    area.caretPositionProperty().addListener((observable, oldValue, newValue) -> areaCaret.setText(caret + String.valueOf(newValue)));
    Label cloneCaret = new Label(caret);
    clone.caretPositionProperty().addListener((observable, oldValue, newValue) -> cloneCaret.setText(caret + String.valueOf(newValue)));
    // set up label's displaying selection position
    String selection = "Selected Text: ";
    Label areaSelection = new Label(selection);
    area.selectedTextProperty().addListener(((observable, oldValue, newValue) -> areaSelection.setText(selection + newValue)));
    Label cloneSelection = new Label(selection);
    clone.selectedTextProperty().addListener(((observable, oldValue, newValue) -> cloneSelection.setText(selection + newValue)));
    // now that listeners are set up update the selection for clone
    int selectionStart = text.indexOf(selectedText);
    int selectionEnd = selectionStart + selectedText.length();
    clone.selectRange(selectionStart, selectionEnd);
    // set up Label's distinguishing which labels belong to which area.
    Label areaLabel = new Label("Original Area: ");
    Label cloneLabel = new Label("Cloned Area: ");
    // set up Buttons that programmatically change area but not clone
    Button deleteLastThreeChars = new Button("Click to Delete the previous 3 chars.");
    deleteLastThreeChars.setOnAction((ae) -> {
        for (int i = 0; i <= 2; i++) {
            area.deletePreviousChar();
        }
    });
    // finish GUI
    GridPane grid = new GridPane();
    // add area content to first row
    grid.add(areaLabel, 0, 0);
    grid.add(areaCaret, 1, 0);
    grid.add(areaSelection, 2, 0);
    // add clone content to second row
    grid.add(cloneLabel, 0, 1);
    grid.add(cloneCaret, 1, 1);
    grid.add(cloneSelection, 2, 1);
    grid.setHgap(10);
    grid.setVgap(4);
    BorderPane pane = new BorderPane();
    pane.setCenter(vbox);
    pane.setTop(grid);
    pane.setBottom(deleteLastThreeChars);
    Scene scene = new Scene(pane, 800, 500);
    primaryStage.setScene(scene);
    primaryStage.show();
}

Example 4 with InlineCssTextArea

use of org.fxmisc.richtext.InlineCssTextArea in project RichTextFX by FXMisc.

the class OverrideBehaviorDemo method start.

@Override
public void start(Stage primaryStage) {
    InlineCssTextArea area = new InlineCssTextArea();
    InputMap<Event> preventSelectionOrRightArrowNavigation = InputMap.consume(anyOf(// prevent selection via (CTRL + ) SHIFT + [LEFT, UP, DOWN]
    keyPressed(LEFT, SHIFT_DOWN, SHORTCUT_ANY), keyPressed(KP_LEFT, SHIFT_DOWN, SHORTCUT_ANY), keyPressed(UP, SHIFT_DOWN, SHORTCUT_ANY), keyPressed(KP_UP, SHIFT_DOWN, SHORTCUT_ANY), keyPressed(DOWN, SHIFT_DOWN, SHORTCUT_ANY), keyPressed(KP_DOWN, SHIFT_DOWN, SHORTCUT_ANY), // prevent selection via mouse events
    eventType(MouseEvent.MOUSE_DRAGGED), eventType(MouseEvent.DRAG_DETECTED), mousePressed().unless(e -> e.getClickCount() == 1 && !e.isShiftDown()), // prevent any right arrow movement, regardless of modifiers
    keyPressed(RIGHT, SHORTCUT_ANY, SHIFT_ANY), keyPressed(KP_RIGHT, SHORTCUT_ANY, SHIFT_ANY)));
    Nodes.addInputMap(area, preventSelectionOrRightArrowNavigation);
    area.replaceText(String.join("\n", "You can't move the caret to the right via the RIGHT arrow key in this area.", "Additionally, you cannot select anything either", "", ":-p"));
    area.moveTo(0);
    CheckBox addExtraEnterHandlerCheckBox = new CheckBox("Temporarily add an EventHandler to area's `onKeyPressedProperty`?");
    addExtraEnterHandlerCheckBox.setStyle("-fx-font-weight: bold;");
    Label checkBoxExplanation = new Label(String.join("\n", "The added handler will insert a newline character at the caret's position when [Enter] is pressed.", "If checked, the default behavior and added handler will both occur: ", "\tthus, two newline characters should be inserted when user presses [Enter].", "When unchecked, the handler will be removed."));
    checkBoxExplanation.setWrapText(true);
    EventHandler<KeyEvent> insertNewlineChar = e -> {
        if (e.getCode().equals(ENTER)) {
            area.insertText(area.getCaretPosition(), "\n");
            e.consume();
        }
    };
    addExtraEnterHandlerCheckBox.selectedProperty().addListener((obs, ov, isSelected) -> area.setOnKeyPressed(isSelected ? insertNewlineChar : null));
    VBox vbox = new VBox(area, addExtraEnterHandlerCheckBox, checkBoxExplanation);
    vbox.setSpacing(10);
    vbox.setPadding(new Insets(10));
    primaryStage.setScene(new Scene(vbox, 700, 350));
    primaryStage.show();
    primaryStage.setTitle("An area whose behavior has been overridden permanently and temporarily!");
}

Example 5 with InlineCssTextArea

use of org.fxmisc.richtext.InlineCssTextArea in project RichTextFX by FXMisc.

the class MultiCaretAndSelectionDemo method start.

@Override
public void start(Stage primaryStage) {
    // initialize area with some lines of text
    String alphabet = "abcdefghijklmnopqrstuvwxyz";
    StringBuilder sb = new StringBuilder();
    for (int i = 0; i < 10; i++) {
        sb.append(i).append(" :").append(alphabet).append("\n");
    }
    area = new InlineCssTextArea(sb.toString());
    setupRTFXSpecificCSSShapes();
    addExtraCaret();
    addExtraSelection();
    // select some other range with the regular caret/selection before showing area
    area.selectRange(2, 0, 2, 4);
    primaryStage.setScene(new Scene(area, 400, 400));
    primaryStage.show();
    // request focus so carets blink
    area.requestFocus();
}