public void registerListener() {

    setOnMouseEntered(event -> {
      if (!isDisabled()) {
        requestFocus();
        setCursor(remoteCursor != null ? remoteCursor : Cursor.DEFAULT);
      }
    });

    setOnMouseExited(event -> {
      if (!isDisabled()) {
        setCursor(Cursor.DEFAULT);
      }
    });
    
    zoomLevelProperty().addListener(l -> {
      if (getImage() != null) {
        setFitHeight(getImage().getHeight() * zoomLevelProperty().get());
      }
    });
  }
 

@Override
public Node apply(Region region, Wrapper<Point2D> mouseLocation) {
	final DoubleProperty xProperty = region.layoutXProperty();
	final DoubleProperty yProperty = region.layoutYProperty();
	final ReadOnlyDoubleProperty heightProperty = region.prefHeightProperty();
	final DoubleBinding halfHeightProperty = heightProperty.divide(2);

	final Rectangle resizeHandleW = new Rectangle(handleRadius, handleRadius, Color.BLACK);
	resizeHandleW.xProperty().bind(xProperty.subtract(handleRadius / 2));
	resizeHandleW.yProperty().bind(yProperty.add(halfHeightProperty).subtract(handleRadius / 2));

	setUpDragging(resizeHandleW, mouseLocation, Cursor.W_RESIZE);

	resizeHandleW.setOnMouseDragged(event -> {
		if(mouseLocation.value != null) {
			dragWest(event, mouseLocation, region, handleRadius);
			mouseLocation.value = new Point2D(event.getSceneX(), event.getSceneY());
		}
	});
	return resizeHandleW;
}
 

/** Activate mode
 *
 *  <p>Display required UI elements, hook event handlers
 *  @param mode Desired mode
 */
private void startMode(final Mode mode)
{
    this.mode = mode;
    if (mode == Mode.APPEND)
    {
        handle_group.getScene().addEventFilter(MouseEvent.MOUSE_PRESSED, append_mouse_filter);
        handle_group.getScene().addEventFilter(MouseEvent.MOUSE_MOVED, append_mouse_filter);
        handle_group.getChildren().setAll(line);
        line.setVisible(false);
        if (cursor_add != null)
            handle_group.getScene().setCursor(cursor_add);
    }
    else
    {
        final ObservableList<Node> parent = handle_group.getChildren();
        parent.clear();
        for (int i = 0; i < points.size(); ++i)
            parent.add(new Handle(i));
        handle_group.getScene().setCursor(Cursor.HAND);
    }
}
 

@Override
public void initialize(URL url, ResourceBundle rb) {
    initializeConnections();

    isConnectionInProgress = new SimpleBooleanProperty(false);
    isConnectionInProgress.addListener(
        (ObservableValue<? extends Boolean> observable, Boolean oldValue, Boolean newValue) -> {
            if (newValue != null) {
                mainViewContainer.setDisable(newValue);
                mainViewContainer.getScene().setCursor(newValue ? Cursor.WAIT : Cursor.DEFAULT);
            }
        }
    );

    timeoutField.textProperty().addListener((observable, oldValue, newValue) -> {
        if (!newValue.matches("\\d*")) {
            timeoutField.setText(newValue.replaceAll("[^\\d]", ""));
        }
    });
}
 

@Override
public Node apply(Region region, Wrapper<Point2D> mouseLocation) {
	final DoubleProperty xProperty = region.layoutXProperty();
	final DoubleProperty yProperty = region.layoutYProperty();

	final Rectangle resizeHandleNW = new Rectangle(handleRadius, handleRadius, Color.BLACK);
	resizeHandleNW.xProperty().bind(xProperty.subtract(handleRadius / 2));
	resizeHandleNW.yProperty().bind(yProperty.subtract(handleRadius / 2));

	setUpDragging(resizeHandleNW, mouseLocation, Cursor.NW_RESIZE);

	resizeHandleNW.setOnMouseDragged(event -> {
		if(mouseLocation.value != null) {
			dragNorth(event, mouseLocation, region, handleRadius);
			dragWest(event, mouseLocation, region, handleRadius);
			mouseLocation.value = new Point2D(event.getSceneX(), event.getSceneY());
		}
	});
	return resizeHandleNW;
}
 

private void initLine() {
    // mouse transparent if not editable
    line.setMouseTransparent(true);
    pickLine.setPickOnBounds(true);
    pickLine.setStroke(Color.TRANSPARENT);
    pickLine.setStrokeWidth(getPickingDistance());
    pickLine.mouseTransparentProperty().bind(editableIndicatorProperty().not());
    pickLine.setOnMousePressed(mouseEvent -> {
        /*
         * Record a delta distance for the drag and drop operation. Because layoutLine() sets the start/end points
         * we have to use these here. It is enough to use the start point. For X indicators, start x and end x are
         * identical and for Y indicators start y and end y are identical.
         */
        dragDelta.x = pickLine.getStartX() - mouseEvent.getX();
        dragDelta.y = pickLine.getStartY() - mouseEvent.getY();
        pickLine.setCursor(Cursor.MOVE);
        mouseEvent.consume();
    });
}
 

@Override
public void initialize(URL location, ResourceBundle resources) {
	// TODO Auto-generated method stub
	/* Drag and Drop */
       borderPane.setOnMousePressed(event -> {
           xOffset = getLocalStage().getX() - event.getScreenX();
           yOffset = getLocalStage().getY() - event.getScreenY();
           borderPane.setCursor(Cursor.CLOSED_HAND);
       });
       borderPane.setOnMouseDragged(event -> {
       	getLocalStage().setX(event.getScreenX() + xOffset);
       	getLocalStage().setY(event.getScreenY() + yOffset);
       });
       borderPane.setOnMouseReleased(event -> {
           borderPane.setCursor(Cursor.DEFAULT);
       });
       //设置图标
       setIcon("images/icon_chatroom.png");
       //房间号选择
       roomIDChoiceBox.getSelectionModel().selectedItemProperty().addListener(
       		(ObservableValue<? extends String> ov, String old_val, String new_val)->
       		{roomID = new_val;});
}
 

private void changeCursorToScale(Edge edge) {
	if (edge == Edge.None) {
		changeCursorToDefault();
		return;
	}
	if (edge == Edge.TopLeft || edge == Edge.BottomRight) {
		canvas.setCursor(Cursor.NW_RESIZE);
		return;
	}
	if (edge == Edge.TopRight || edge == Edge.BottomLeft) {
		canvas.setCursor(Cursor.NE_RESIZE);
		return;
	}
	if (edge == Edge.Top || edge == Edge.Bottom) {
		canvas.setCursor(Cursor.N_RESIZE);
		return;
	}
	if (edge == Edge.Left || edge == Edge.Right) {
		canvas.setCursor(Cursor.W_RESIZE);
		return;
	}
	throw new IllegalStateException("couldn't find correct cursor for edge:" + edge.name());
}
 

@Override
protected void configureBindings() {
	buttonBinder()
		.toProduce(() -> new UpdateTemplates(templatePane, svgGen, true))
		.on(updateTemplates)
		.bind();

	nodeBinder()
		.usingInteraction(DnD::new)
		.toProduce(i -> new LoadTemplate(svgGen, drawing, new File((String) i.getSrcObject().orElseThrow().getUserData()),
			statusController.getProgressBar(), statusController.getLabel(), app))
		.on(templatePane)
		.first(c -> templatePane.setCursor(Cursor.CLOSED_HAND))
		.then((i, c) -> {
			final Node srcObj = i.getSrcObject().orElseThrow();
			final Point3D pt3d = i.getTgtObject().orElseThrow().sceneToLocal(srcObj.localToScene(i.getTgtLocalPoint())).
				subtract(Canvas.ORIGIN.getX() + srcObj.getLayoutX(), Canvas.ORIGIN.getY() + srcObj.getLayoutY(), 0d);
			c.setPosition(ShapeFactory.INST.createPoint(pt3d));
		})
		.when(i -> i.getSrcObject().orElse(null) instanceof ImageView &&
			i.getSrcObject().get().getUserData() instanceof String &&
			i.getTgtObject().orElse(null) instanceof Canvas)
		.endOrCancel(i -> templatePane.setCursor(Cursor.MOVE))
		.bind();
}
 

public PauseResumeButton(boolean isPaused) {
    this.isPaused[0] = isPaused;

    this.imagePause = new Image(getClass().getResourceAsStream("/gearth/ui/buttons/files/ButtonPause.png"));
    this.imagePauseOnHover = new Image(getClass().getResourceAsStream("/gearth/ui/buttons/files/ButtonPauseHover.png"));
    this.imageResume = new Image(getClass().getResourceAsStream("/gearth/ui/buttons/files/ButtonResume.png"));
    this.imageResumeOnHover = new Image(getClass().getResourceAsStream("/gearth/ui/buttons/files/ButtonResumeHover.png"));
    this.imageView = new ImageView();

    setCursor(Cursor.DEFAULT);
    getChildren().add(imageView);
    setOnMouseEntered(onMouseHover);
    setOnMouseExited(onMouseHoverDone);

    imageView.setImage(isPaused() ? imageResume : imagePause);

    setEventHandler(MouseEvent.MOUSE_CLICKED, event -> click());
}
 

private void setupListeners() {

        final TextField textField = getSkinnable();

        button.setOnMouseReleased(event -> mouseReleased());
        button.setOnMousePressed(event -> mousePressed());
        button.addEventFilter(MouseEvent.MOUSE_CLICKED, event -> {
            if(graphic.isVisible())button.setCursor(Cursor.HAND);
            else button.setCursor(Cursor.DEFAULT);

        });
        button.setOnMouseMoved(event -> {
            if(graphic.isVisible())button.setCursor(Cursor.HAND);
            else button.setCursor(Cursor.DEFAULT);
        });
        textField.textProperty().addListener((observable, oldValue, newValue) -> textChanged());
        textField.focusedProperty().addListener((observable, oldValue, newValue) -> focusChanged());

        button.setMinWidth(10);
        button.setMinHeight(10);
        graphic.setMinWidth(10);
        graphic.setMinHeight(10);
    }
 

@Override
public Node apply(Region region, Wrapper<Point2D> mouseLocation) {
	final DoubleProperty xProperty = region.layoutXProperty();
	final DoubleProperty yProperty = region.layoutYProperty();
	final ReadOnlyDoubleProperty widthProperty = region.prefWidthProperty();
	final ReadOnlyDoubleProperty heightProperty = region.prefHeightProperty();

	final Rectangle resizeHandleSE = new Rectangle(handleRadius, handleRadius, Color.BLACK);
	resizeHandleSE.xProperty().bind(xProperty.add(widthProperty).subtract(handleRadius / 2));
	resizeHandleSE.yProperty().bind(yProperty.add(heightProperty).subtract(handleRadius / 2));

	setUpDragging(resizeHandleSE, mouseLocation, Cursor.SE_RESIZE);

	resizeHandleSE.setOnMouseDragged(event -> {
		if(mouseLocation.value != null) {
			dragSouth(event, mouseLocation, region, handleRadius);
			dragEast(event, mouseLocation, region, handleRadius);
			mouseLocation.value = new Point2D(event.getSceneX(), event.getSceneY());
		}
	});
	return resizeHandleSE;
}
 

@Override
public Node apply(Region region, Wrapper<Point2D> mouseLocation) {
	final DoubleProperty xProperty = region.layoutXProperty();
	final DoubleProperty yProperty = region.layoutYProperty();
	final ReadOnlyDoubleProperty widthProperty = region.prefWidthProperty();
	final DoubleBinding halfWidthProperty = widthProperty.divide(2);
	final ReadOnlyDoubleProperty heightProperty = region.prefHeightProperty();

	final Rectangle resizeHandleS = new Rectangle(handleRadius, handleRadius, Color.BLACK);
	resizeHandleS.xProperty().bind(xProperty.add(halfWidthProperty).subtract(handleRadius / 2));
	resizeHandleS.yProperty().bind(yProperty.add(heightProperty).subtract(handleRadius / 2));

	setUpDragging(resizeHandleS, mouseLocation, Cursor.S_RESIZE);

	resizeHandleS.setOnMouseDragged(event -> {
		if(mouseLocation.value != null) {
			dragSouth(event, mouseLocation, region, handleRadius);
			mouseLocation.value = new Point2D(event.getSceneX(), event.getSceneY());
		}
	});
	return resizeHandleS;
}
 

/** setOnMouseExited */
private void mouseExit(final MouseEvent e)
{
    deselectMouseAnnotation();

    // Redraw if we are actively panning or zooming, or crosshair needs to hide
    final boolean need_redraw = mouse_mode.ordinal() > MouseMode.INTERNAL_MODES.ordinal()  ||  show_crosshair;
    // Clear mouse position so drawMouseModeFeedback() won't restore cursor
    mouse_current = Optional.empty();
    // Reset cursor
    PlotCursors.setCursor(this, Cursor.DEFAULT);
    if (need_redraw)
        requestRedraw();
}
 

protected void mouseOver(MouseEvent event) {
	if (isInDraggableZone(event) || dragging) {
		region.setCursor(Cursor.S_RESIZE);

	} else {
		region.setCursor(Cursor.DEFAULT);

	}
}
 

/**
 * Disable the TiVo controls and the recording list
 */
private void disableUI() {
    if (!uiDisabled) {
        logger.debug("Disabling UI");
        mainApp.getPrimaryStage().getScene().setCursor(Cursor.WAIT);
        uiDisabled = true;
    }
}
 

Button(Color colorWeak, Color colorStrong) {
    this.colorStrong = colorStrong;
    this.colorWeak = colorWeak;
    configureDesign();
    setCursor(Cursor.HAND);
    getChildren().addAll(rectangleVisual, rectangleSmall, rectangleBig, rectangleWatch);
}
 

/**
 * Creates a new instance of Zoomer.
 *
 * @param zoomMode initial value of {@link #axisModeProperty() axisMode} property
 * @param animated initial value of {@link #animatedProperty() animated} property
 */
public Zoomer(final AxisMode zoomMode, final boolean animated) {
    super();
    setAxisMode(zoomMode);
    setAnimated(animated);
    setZoomCursor(Cursor.CROSSHAIR);
    setDragCursor(Cursor.CLOSED_HAND);

    zoomRectangle.setManaged(false);
    zoomRectangle.getStyleClass().add(STYLE_CLASS_ZOOM_RECT);
    getChartChildren().add(zoomRectangle);
    registerMouseHandlers();

    chartProperty().addListener((change, o, n) -> {
        if (o != null) {
            o.getToolBar().getChildren().remove(zoomButtons);
            o.getPlotArea().setBottom(null);
            xRangeSlider.prefWidthProperty().unbind();
        }
        if (n != null) {
            if (isAddButtonsToToolBar()) {
                n.getToolBar().getChildren().add(zoomButtons);
            }
            /* always create the slider, even if not visible at first */
            final ZoomRangeSlider slider = new ZoomRangeSlider(n);
            if (isSliderVisible()) {
                n.getPlotArea().setBottom(slider);
                xRangeSlider.prefWidthProperty().bind(n.getCanvasForeground().widthProperty());
            }
        }
    });
}
 

private void setEnhancedDeviceSettings(Stage primaryStage, Scene scene) {
    var isARM = System.getProperty("os.arch").toUpperCase().contains("ARM");
    if (isARM) {
        primaryStage.setFullScreen(true);
        primaryStage.setFullScreenExitHint("");
    }

    if (Platform.isSupported(ConditionalFeature.INPUT_TOUCH)) {
        scene.setCursor(Cursor.NONE);
    }
}
 

public EditDataSet() {
    super();
    editable = true;

    setDragCursor(Cursor.CROSSHAIR);

    selectRectangle.setManaged(false);
    selectRectangle.getStyleClass().add(STYLE_CLASS_SELECT_RECT);
    getChartChildren().add(selectRectangle);

    registerMouseHandlers();
    registerKeyHandlers();

    markerPane.setManaged(false);

    // register marker pane
    chartProperty().addListener((change, o, n) -> {
        if (o != null) {
            o.getCanvasForeground().getChildren().remove(markerPane);
            o.getPlotArea().setBottom(null);
            // markerPane.prefWidthProperty().unbind();
            // markerPane.prefHeightProperty().unbind();
        }
        if (n != null) {
            n.getCanvasForeground().getChildren().add(markerPane);
            markerPane.toFront();
            markerPane.setVisible(true);
            // markerPane.prefWidthProperty().bind(n.getCanvas().widthProperty());
            // markerPane.prefHeightProperty().bind(n.getCanvas().heightProperty());
        }
    });
}
 

private Node createBox(Cursor cursor) {
    Label label = new Label(cursor.toString());
    label.setAlignment(Pos.CENTER);
    label.setPrefSize(85, 85);
    label.setStyle("-fx-border-color: #aaaaaa; -fx-background-color: #dddddd;");
    label.setCursor(cursor);
    return label;
}
 

@Override
public Control getDisplay() {
    var checkbox = new JFXCheckBox("");
    checkbox.styleProperty().set("-jfx-checked-color: -primary-button-color;");
    checkbox.setMnemonicParsing(false);
    checkbox.setCursor(Cursor.HAND);
    checkbox.selectedProperty().bindBidirectional(this.value);
    GridPane.setColumnIndex(checkbox, 1);

    return checkbox;
}
 

/**
 * Creates a new instance of the indicator.
 *
 * @param axis the axis this indicator is associated with
 * @param text the text to be shown by the label. Value of {@link #textProperty()}.
 */
protected AbstractValueIndicator(Axis axis, final String text) {
    super();
    this.axis = axis;
    setText(text);

    label.mouseTransparentProperty().bind(editableIndicatorProperty().not());
    label.pickOnBoundsProperty().set(true);

    label.setOnMousePressed(mouseEvent -> {
        /*
         * Record a delta distance for the drag and drop operation. PROBLEM: At this point, we need to know the
         * relative position of the label with respect to the indicator value.
         */
        Point2D c = label.sceneToLocal(mouseEvent.getSceneX(), mouseEvent.getSceneY());
        dragDelta.x = -(c.getX() + xOffset);
        dragDelta.y = c.getY() + yOffset;
        label.setCursor(Cursor.MOVE);
        mouseEvent.consume();
    });

    editableIndicatorProperty().addListener((ch, o, n) -> updateMouseListener(n));
    updateMouseListener(isEditable());

    chartProperty().addListener((obs, oldChart, newChart) -> {
        if (oldChart != null) {
            removeAxisListener();
            removePluginsListListener(oldChart);
        }
        if (newChart != null) {
            addAxisListener();
            addPluginsListListener(newChart);
        }
    });

    textProperty().addListener((obs, oldText, newText) -> layoutChildren());
}
 

private Cursor getCursor(MouseEvent me, Pane pane) {
	Cursor cursor = Cursor.DEFAULT;

	double grp = 4;
	double width = pane.getWidth();
	double height = pane.getHeight();

	double x = me.getX();
	double y = me.getY();

	if (x < grp && y < grp) {
		// cursor = Cursor.SE_RESIZE;
		type = 1;
	} else if (x > (width - grp) && y < grp) {
		// cursor = Cursor.SW_RESIZE;
		type = 2;
	} else if (x < grp && y > (height - grp)) {
		// cursor = Cursor.SW_RESIZE;
		type = 3;
	} else if (x > (width - grp) && y > (height - grp)) {
		// cursor = Cursor.SE_RESIZE;
		type = 4;
	} else if (x < grp) {
		// cursor = Cursor.H_RESIZE;
		type = 5;
	} else if (x > (width - grp)) {
		// cursor = Cursor.H_RESIZE;
		type = 6;
	} else if (y < grp) {
		cursor = Cursor.V_RESIZE;
		type = 7;
	} else if (y > (height - grp)) {
		// cursor = Cursor.V_RESIZE;
		type = 8;
	} else {
		type = 0;
	}
	return cursor;
}
 

private void showDragCursorOnBorders(MouseEvent mouseEvent) {
    if (primaryStage.isMaximized() || primaryStage.isFullScreen() || maximized) {
        this.setCursor(Cursor.DEFAULT);
        return; // maximized mode does not support resize
    }
    if (!primaryStage.isResizable()) {
        return;
    }
    double x = mouseEvent.getX();
    double y = mouseEvent.getY();
    if (contentPlaceHolder.getBorder() != null && contentPlaceHolder.getBorder().getStrokes().size() > 0) {
        double borderWidth = contentPlaceHolder.snappedLeftInset();
        if (isRightEdge(x)) {
            if (y < borderWidth) {
                this.setCursor(Cursor.NE_RESIZE);
            } else if (y > this.getHeight() - borderWidth) {
                this.setCursor(Cursor.SE_RESIZE);
            } else {
                this.setCursor(Cursor.E_RESIZE);
            }
        } else if (isLeftEdge(x)) {
            if (y < borderWidth) {
                this.setCursor(Cursor.NW_RESIZE);
            } else if (y > this.getHeight() - borderWidth) {
                this.setCursor(Cursor.SW_RESIZE);
            } else {
                this.setCursor(Cursor.W_RESIZE);
            }
        } else if (isTopEdge(y)) {
            this.setCursor(Cursor.N_RESIZE);
        } else if (isBottomEdge(y)) {
            this.setCursor(Cursor.S_RESIZE);
        } else {
            this.setCursor(Cursor.DEFAULT);
        }
    }
}
 

@Override
public void mouseEntered(CircuitManager manager, CircuitState state) {
	Scene scene = manager.getSimulatorWindow().getScene();
	prevCursor = scene.getCursor();
	scene.setCursor(Cursor.TEXT);
	
	entered = true;
}
 

public ResizeListener(Stage stage) {
    this.stage = stage;
    isPressed = false;
    cursorEvent = Cursor.DEFAULT;
    border = 3;
    stageStartH = 0;
    stageStartW = 0;
    stageStartX = 0;
    stageStartY = 0;
    this.addResizeListener();
}
 

/**
 * Create a new web displayable.
 *
 * @param url the url for the displayable.
 */
public WebDisplayable(String url) {
    this.url = url;
    webView = new WebView();
    webEngine = webView.getEngine();
    webEngine.setJavaScriptEnabled(true);
    webView.setCursor(Cursor.NONE);
    webView.setZoom(zoomLevel);
    webEngine.load(getUrl());
    webEngine.getLoadWorker().exceptionProperty().addListener((ObservableValue<? extends Throwable> ov, Throwable t, Throwable t1) -> {
        LOGGER.log(Level.WARNING, "Website loading exception: ", t1);
    });
}
 

/**
 * Swaps the mouse cursor type between DEFAULT and HAND
 *
 * @param node
 */
public static void setMouseCursor(Node node) {
	node.addEventHandler(MouseEvent.MOUSE_EXITED, event -> {
		node.setCursor(Cursor.DEFAULT);
	});

	node.addEventHandler(MouseEvent.MOUSE_ENTERED, event -> {
		node.setCursor(Cursor.HAND);
	});
}
 

public void fillAt(final double x, final double y, final long fill)
{
	if (!isVisible.getAsBoolean())
	{
		LOG.info("Selected source is not visible -- will not fill");
		return;
	}

	final int level = 0;
	final int time = 0;
	final MaskInfo<UnsignedLongType> maskInfo = new MaskInfo<>(time, level, new UnsignedLongType(fill));

	final Scene  scene          = viewer.getScene();
	final Cursor previousCursor = scene.getCursor();
	scene.setCursor(Cursor.WAIT);
	try
	{
		final Mask<UnsignedLongType> mask = source.generateMask(maskInfo, FOREGROUND_CHECK);
		final Interval affectedInterval = fillMaskAt(x, y, this.viewer, mask, source, assignment, FILL_VALUE, this.fillDepth.get());
		requestRepaint.run();
		source.applyMask(mask, affectedInterval, FOREGROUND_CHECK);
	} catch (final MaskInUse e)
	{
		LOG.debug(e.getMessage());
	} finally
	{
		scene.setCursor(previousCursor);
	}
}