Slider.java

package org.gwtbootstrap3.extras.slider.client.ui;

/*
 * #%L
 * GwtBootstrap3
 * %%
 * Copyright (C) 2013 - 2015 GwtBootstrap3
 * %%
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * #L%
 */

import org.gwtbootstrap3.extras.slider.client.ui.base.SliderBase;

import com.google.gwt.core.client.JavaScriptObject;
import com.google.gwt.dom.client.Element;
import com.google.gwt.uibinder.client.UiConstructor;
import com.google.gwt.user.client.Event;

/**
 * This slider simply takes a numeric value.
 *
 * @author Xiaodong SUN
 */
public class Slider extends SliderBase<Double> {

    /**
     * Creates a numerical slider.
     */
    public Slider() {
        setRange(false);
    }

    /**
     * Creates a numerical slider with min, max, and value.
     *
     * @param min
     * @param max
     * @param value
     */
    @UiConstructor
    public Slider(final double min, final double max, final double value) {
        this();
        setMin(min);
        setMax(max);
        setValue(value);
    }

    @Override
    protected native void setValue(Element e, Double value) /*-{
        var doubleValue = value.@java.lang.Double::doubleValue()();
        if (this.@org.gwtbootstrap3.extras.slider.client.ui.Slider::isSliderNamespaceAvailable()())
            $wnd.jQuery(e).slider(@org.gwtbootstrap3.extras.slider.client.ui.base.SliderCommand::SET_VALUE, doubleValue);
        else
            $wnd.jQuery(e).bootstrapSlider(@org.gwtbootstrap3.extras.slider.client.ui.base.SliderCommand::SET_VALUE, doubleValue);
    }-*/;

    @Override
    protected native Double getValue(Element e) /*-{
        var value;
        if (this.@org.gwtbootstrap3.extras.slider.client.ui.Slider::isSliderNamespaceAvailable()())
            value = $wnd.jQuery(e).slider(@org.gwtbootstrap3.extras.slider.client.ui.base.SliderCommand::GET_VALUE);
        else
            value = $wnd.jQuery(e).bootstrapSlider(@org.gwtbootstrap3.extras.slider.client.ui.base.SliderCommand::GET_VALUE);
        return @java.lang.Double::new(D)(value);
    }-*/;

    @Override
    protected native void setFormatterOption(JavaScriptObject options) /*-{
        var slider = this;
        options.formatter = function(value) {
            var val = @java.lang.Double::new(D)(value);
            return slider.@org.gwtbootstrap3.extras.slider.client.ui.Slider::formatTooltip(Ljava/lang/Double;)(val);
        };
    }-*/;

    @Override
    protected native void setFormatter(Element e) /*-{
        var slider = this;
        var attr = @org.gwtbootstrap3.extras.slider.client.ui.base.SliderOption::FORMATTER;
        var formatter = function(value) {
            var val = @java.lang.Double::new(D)(value);
            return slider.@org.gwtbootstrap3.extras.slider.client.ui.Slider::formatTooltip(Ljava/lang/Double;)(val);
        };
        if (this.@org.gwtbootstrap3.extras.slider.client.ui.Slider::isSliderNamespaceAvailable()())
            $wnd.jQuery(e).slider(@org.gwtbootstrap3.extras.slider.client.ui.base.SliderCommand::SET_ATTRIBUTE, attr, formatter);
        else
            $wnd.jQuery(e).bootstrapSlider(@org.gwtbootstrap3.extras.slider.client.ui.base.SliderCommand::SET_ATTRIBUTE, attr, formatter);
    }-*/;

    @Override
    protected String format(Double value) {
        return value.toString();
    }

    @Override
    protected Double convertValue(String value) {
        if (value == null || value.isEmpty())
            return null;
        return Double.valueOf(value);
    }

    @Override
    protected native void onSlide(Event event) /*-{
        var value = @java.lang.Double::new(D)(event.value);
        this.@org.gwtbootstrap3.extras.slider.client.ui.Slider::fireSlideEvent(Ljava/lang/Double;)(value);
    }-*/;

    @Override
    protected native void onSlideStart(Event event) /*-{
        var value = @java.lang.Double::new(D)(event.value);
        this.@org.gwtbootstrap3.extras.slider.client.ui.Slider::fireSlideStartEvent(Ljava/lang/Double;)(value);
    }-*/;

    @Override
    protected native void onSlideStop(Event event) /*-{
        var value = @java.lang.Double::new(D)(event.value);
        this.@org.gwtbootstrap3.extras.slider.client.ui.Slider::fireSlideStopEvent(Ljava/lang/Double;)(value);
    }-*/;

    @Override
    protected native void onSlideChange(Event event) /*-{
        var value = @java.lang.Double::new(D)(event.value.newValue);
        this.@org.gwtbootstrap3.extras.slider.client.ui.Slider::fireChangeEvent(Ljava/lang/Double;)(value);
    }-*/;

}