javafx.beans.binding.NumberBinding Java Examples

@Override
public void initialize(URL url, ResourceBundle rb) {
    SimpleIntegerProperty a = new SimpleIntegerProperty(5);
    SimpleIntegerProperty b = new SimpleIntegerProperty(10);
    NumberBinding sum = a.add(b);
    System.out.println(sum.getValue());
    a.set(20);
    System.out.println(sum.getValue());

    textField.textProperty().bind(stringProperty);
    MyTask myTask = new MyTask();
    textField.setOnMouseClicked(event -> {
        Timer timer = new Timer(true);
        timer.scheduleAtFixedRate(myTask, 0, 1 * 1000);
    });

    tf1.textProperty().bindBidirectional(tf2.textProperty());
}
 

@FXML
@VisibleForTesting
void initialize() {
  mainOptions
      .lookupAll(".button")
      .forEach(
          node -> {
            final Function<Node, NumberBinding> hoverBinding =
                n -> Bindings.when(n.hoverProperty()).then(-10).otherwise(0);
            final NumberBinding numberBinding = hoverBinding.apply(node);
            node.translateYProperty().bind(numberBinding.multiply(-1));
            node.getParent()
                .translateYProperty()
                .bind(
                    !mainOptions.equals(node.getParent().getParent())
                        ? Bindings.add(
                            numberBinding,
                            hoverBinding
                                .apply(
                                    node.getParent().getParent().getChildrenUnmodifiable().get(0))
                                .multiply(-1))
                        : numberBinding);
          });
}
 

private void sumObservable() {
    SimpleIntegerProperty a = new SimpleIntegerProperty(10);
    SimpleIntegerProperty b = new SimpleIntegerProperty(10);
    NumberBinding sum = a.add(b);
    System.out.println(sum.getValue());
    a.set(20);
    System.out.println(sum.getValue());
}
 

public static void main(String[] args) {

       Bill bill1 = new Bill();
       Bill bill2 = new Bill();
       Bill bill3 = new Bill();

       NumberBinding total =
         Bindings.add(bill1.amountDueProperty().add(bill2.amountDueProperty()),
             bill3.amountDueProperty());
       total.addListener(new InvalidationListener() {

       public void invalidated(Observable o) {
               System.out.println("The binding is now invalid.");
           }
       });

       // First call makes the binding invalid
       bill1.setAmountDue(200.00);

       // The binding is now invalid
       bill2.setAmountDue(100.00);
       bill3.setAmountDue(75.00);

       // Make the binding valid...
       System.out.println(total.getValue());

       // Make invalid... 
       bill3.setAmountDue(150.00);

       // Make valid...
       System.out.println(total.getValue());
       
       // Calling Money-API directly
       System.out.println(bill1.getNewAmountDue());
       System.out.println(bill2.getNewAmountDue().add(bill1.getNewAmountDue()));
   }
 

@MustCallOnJavaFXThread
public LogView( BindableValue<Font> fontValue,
                ReadOnlyDoubleProperty widthProperty,
                HighlightOptions highlightOptions,
                FileContentReader fileContentReader,
                TaskRunner taskRunner ) {
    this.highlightOptions = highlightOptions;
    this.fileContentReader = fileContentReader;
    this.taskRunner = taskRunner;
    this.selectionHandler = new SelectionHandler( this );
    this.file = fileContentReader.getFile();

    final LogLineColors logLineColors = highlightOptions.logLineColorsFor( "" );
    final NumberBinding width = Bindings.max( widthProperty(), widthProperty );

    logLineFactory = () -> new LogLine( fontValue, width,
            logLineColors.getBackground(), logLineColors.getFill() );

    for ( int i = 0; i < MAX_LINES; i++ ) {
        getChildren().add( logLineFactory.get() );
    }

    this.expressionsChangeListener = ( Observable o ) -> immediateOnFileChange();

    highlightOptions.getObservableExpressions().addListener( expressionsChangeListener );
    highlightOptions.getStandardLogColors().addListener( expressionsChangeListener );
    highlightOptions.filterEnabled().addListener( expressionsChangeListener );

    tailingFile.addListener( event -> {
        if ( tailingFile.get() ) {
            onFileChange();
        }
    } );

    this.fileChangeWatcher = new FileChangeWatcher( file, taskRunner, this::onFileChange );
}
 

LogLine( BindableValue<Font> fontValue,
         NumberBinding widthProperty,
         Paint bkgColor, Paint fillColor ) {
    setBackground( FxUtils.simpleBackground( bkgColor ) );
    setTextFill( fillColor );
    fontProperty().bind( fontValue );
    minWidthProperty().bind( widthProperty );
    getStyleClass().add( "log-line" );
}
 

public NumberBinding markedProperty() {
    return marked;
}
 

public NumberBinding totalProperty() {
    return total;
}
 

public NumberBinding knownPercentProperty() {
    return knownPercent;
}
 

public NumberBinding unknownPercentProperty() {
    return unknownPercent;
}
 

public NumberBinding unseenUnfilteredPercentProperty() {
    return unseenUnfilteredPercent;
}
 

public NumberBinding unseenFilteredPercentProperty() {
    return unseenFilteredPercent;
}
 

public NumberBinding markedPercentVisibleProperty() {
    return markedPercentVisible;
}
 

private void validatePercentage(final String name, final int expected, final NumberBinding property) {
    assertEquals(expected, Math.round(property.doubleValue()), name);
}
 

public NumberBinding getDuration() {
    return durationBinding;
}
 

public NumberBinding unseenUnfilteredPercentVisibleProperty() {
    return unseenUnfilteredPercentVisible;
}
 

private NumberBinding bindPercentage(final NumberExpression property, final NumberBinding total) {
    return Bindings.when(property.isEqualTo(0)).then(0).otherwise(property.multiply(PERCENT).divide(total));
}
 

public NumberBinding endProperty(){
    return end;
}