Example usage for com.google.gwt.widgetideas.client SliderBar getCurrentValue

Introduction

In this page you can find the example usage for com.google.gwt.widgetideas.client SliderBar getCurrentValue.

Prototype

public double getCurrentValue() 

Source Link

Document

Return the current value.

Usage

From source file:com.qualogy.qafe.gwt.client.vo.handlers.BuiltinHandlerHelper.java

License:Apache License

private static String getValue(SliderBar sliderBar) {
    String value = null;/* w w w .jav a  2 s .  co  m*/
    if (sliderBar.getCurrentValue() > 0) {
        value = String.valueOf(sliderBar.getCurrentValue());
    }
    return value;
}

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From source file:org.vectomatic.client.rep.view.PlainColorMenu.java

License:Open Source License

public PlainColorMenu(RepApplication app, StyleController styleController) {
    super(true, true);
    _app = app;//from www  .  j  av a 2  s. com
    _pickColorController = new PickColorController(app, styleController);
    setStyleName("plainColorMenu");
    ColorEditor colorEditor = new ColorEditor(_app);
    _paletteEditor = new PaletteEditor(_app, colorEditor, this);
    _styleController = styleController;
    _paletteWidget = new PaletteWidget(_paletteEditor.getSelectedPalette(), null);
    _paletteWidget.addChangeListener(new ChangeListener() {
        public void onChange(Widget sender) {
            _styleController.setStyle(_paletteWidget.getSelectedColor());
            hide();
        }
    });

    Label alphaLabel = new Label(_app.getConstants().transparencyLabel());
    _alphaTextBox = new TextBox();
    _alphaTextBox.setMaxLength(3);
    _alphaTextBox.setWidth("50px");
    _alphaTextBox.addChangeListener(new ChangeListener() {
        public void onChange(Widget sender) {
            if (!_eventsDisabled) {
                _eventsDisabled = true;
                try {
                    double value = Double.parseDouble(_alphaTextBox.getText());
                    if (value >= _alphaSlider.getMinValue() && value <= _alphaSlider.getMaxValue()) {
                        _alphaSlider.setCurrentValue(value);
                        _styleController.setOpacity(
                                new FloatAttributeValue((float) (_alphaSlider.getCurrentValue() / 100d)));
                    } else {
                        _alphaTextBox.setText(Integer.toString((int) _alphaSlider.getCurrentValue()));
                    }
                } catch (NumberFormatException e) {
                }
                _eventsDisabled = false;
            }
        }
    });

    _alphaSlider = new HSliderBar(0d, 100d, null,
            new AbstractImagePrototype[] { _app.getIcons().chslider(), _app.getIcons().chsliderSliding() },
            "plainColorMenu-HSliderBar");
    _alphaSlider.setStepSize(1d);
    _alphaSlider.addSliderListener(new SliderListenerAdapter() {
        @Override
        public void onValueChanged(SliderBar slider, double curValue) {
            if (!_eventsDisabled) {
                _eventsDisabled = true;
                _alphaTextBox.setText(Integer.toString((int) curValue));
                _eventsDisabled = false;
            }
        }

        @Override
        public void onStopSliding(SliderBar slider) {
            _styleController.setOpacity(new FloatAttributeValue((float) (slider.getCurrentValue() / 100d)));
        }
    });
    _alphaSlider.setCurrentValue(0d);

    HorizontalPanel hpanel = new HorizontalPanel();
    hpanel.add(alphaLabel);
    hpanel.add(_alphaTextBox);
    hpanel.add(_alphaSlider);

    Label editPaletteLabel = new Label(_app.getConstants().editPaletteButton());
    editPaletteLabel.setStyleName("plainColorMenuItem");
    editPaletteLabel.addClickListener(new ClickListener() {
        public void onClick(Widget sender) {
            editPalette();
        }
    });
    Label pickColorLabel = new Label(_app.getConstants().pickColorButton());
    pickColorLabel.setStyleName("plainColorMenuItem");
    pickColorLabel.addClickListener(new ClickListener() {
        public void onClick(Widget sender) {
            pickColor();
        }
    });
    VerticalPanel vpanel = new VerticalPanel();
    vpanel.add(_paletteWidget);
    vpanel.add(hpanel);
    vpanel.add(editPaletteLabel);
    vpanel.add(pickColorLabel);
    setWidget(vpanel);
}

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