/*
 * Copyright (c) 2015, grossmann
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 * * Redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in the
 * documentation and/or other materials provided with the distribution.
 * * Neither the name of the jo-widgets.org nor the
 * names of its contributors may be used to endorse or promote products
 * derived from this software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
 * DAMAGE.
 */
package org.jowidgets.examples.common.snipped;

import java.util.ArrayList;

import org.jowidgets.api.toolkit.Toolkit;
import org.jowidgets.api.widgets.ICheckBox;
import org.jowidgets.api.widgets.IFrame;
import org.jowidgets.api.widgets.blueprint.IInputFieldBluePrint;
import org.jowidgets.api.widgets.blueprint.ISliderViewerBluePrint;
import org.jowidgets.common.application.IApplication;
import org.jowidgets.common.application.IApplicationLifecycle;
import org.jowidgets.common.widgets.controller.IInputListener;
import org.jowidgets.common.widgets.layout.MigLayoutDescriptor;
import org.jowidgets.tools.widgets.blueprint.BPF;
import org.jowidgets.util.IObservableValue;
import org.jowidgets.util.ObservableValue;
import org.jowidgets.util.StringUtils;
import org.jowidgets.util.binding.Bind;
import org.jowidgets.util.binding.IBinding;

public final class BindingSnipped implements IApplication {

    private static final int COLUMNS = 10;
    private static final double MIN_VALUE = -1.0d;
    private static final double MAX_VALUE = 1.0d;
    private static final double DEFAULT_VALUE = 0.0d;

    @Override
    public void start(final IApplicationLifecycle lifecycle) {

        //create the root frame
        final IFrame frame = Toolkit.createRootFrame(BPF.frame("Binding snipped"), lifecycle);
        frame.setLayout(new MigLayoutDescriptor("wrap", StringUtils.loop("[]10", COLUMNS - 1) + "[]", "[]0[]20[]"));

        //create observable values and bindings
        final ArrayList<IObservableValue<Double>> observableValues = new ArrayList<IObservableValue<Double>>(COLUMNS);
        final ArrayList<IBinding> bindings = new ArrayList<IBinding>(COLUMNS - 1);
        for (int i = 0; i < COLUMNS; i++) {
            final IObservableValue<Double> observableValue = new ObservableValue<Double>();
            observableValues.add(observableValue);
            if (i > 0) {
                //bind next value to the previous
                final IBinding binding = Bind.bind(observableValues.get(i - 1), observableValue);
                bindings.add(binding);
            }
        }

        //add sliders
        for (int i = 0; i < COLUMNS; i++) {
            final ISliderViewerBluePrint<Double> sliderBp = BPF.sliderViewerDouble(MIN_VALUE, MAX_VALUE)
                    .setVertical()
                    .setDefaultValue(DEFAULT_VALUE)
                    .setObservableValue(observableValues.get(i));
            frame.add(sliderBp, "w 50::");
        }

        //add input fields
        for (int i = 0; i < COLUMNS; i++) {
            final IInputFieldBluePrint<Double> inputFieldBp = BPF.inputFieldDoubleNumber();
            inputFieldBp.setObservableValue(observableValues.get(i));
            frame.add(inputFieldBp, "w 50::");
        }

        //add binding checkbox
        final ICheckBox bindingCb = frame.add(BPF.checkBox().setText("Bind"));
        bindingCb.setSelected(true);
        bindingCb.addInputListener(new IInputListener() {
            @Override
            public void inputChanged() {
                for (final IBinding binding : bindings) {
                    binding.setBindingState(bindingCb.isSelected());
                }
            }
        });

        //set the root frame visible
        frame.setVisible(true);
    }
}