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/*
 * Copyright 2007-2008 Sun Microsystems, Inc.  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 Sun Microsystems 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 com.sun.swingset3.demos.splitpane;

import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.Insets;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.*;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;

import com.sun.swingset3.DemoProperties;
import com.sun.swingset3.demos.ResourceManager;

/**
 * Split Pane demo
 *
 * @version 1.12 11/17/05
 * @author Scott Violet
 * @author Jeff Dinkins
 */
@DemoProperties(
        value = "JSplitPane Demo",
        category = "Containers",
        description = "Demonstrates JSplitPane, a container which lays out two components in an adjustable split view (horizontal or vertical)",
        sourceFiles = {
                "com/sun/swingset3/demos/splitpane/SplitPaneDemo.java",
                "com/sun/swingset3/demos/ResourceManager.java",
                "com/sun/swingset3/demos/splitpane/resources/SplitPaneDemo.properties",
                "com/sun/swingset3/demos/splitpane/resources/images/day.jpg",
                "com/sun/swingset3/demos/splitpane/resources/images/night.jpg",
                "com/sun/swingset3/demos/splitpane/resources/images/SplitPaneDemo.gif"
                }
)
public class SplitPaneDemo extends JPanel {
    private final ResourceManager resourceManager = new ResourceManager(this.getClass());

    private static final Insets insets = new Insets(4, 8, 4, 8);

    private final JSplitPane splitPane;
    private final JLabel day;
    private final JLabel night;

    private JPanel controlPanel;
    private GridBagLayout gridbag;
    private GridBagConstraints c;


    /**
     * main method allows us to run as a standalone demo.
     */
    public static void main(String[] args) {
        JFrame frame = new JFrame(SplitPaneDemo.class.getAnnotation(DemoProperties.class).value());

        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        frame.getContentPane().add(new SplitPaneDemo());
        frame.setPreferredSize(new Dimension(800, 600));
        frame.pack();
        frame.setLocationRelativeTo(null);
        frame.setVisible(true);
    }

    /**
     * SplitPaneDemo Constructor
     */
    public SplitPaneDemo() {
        setLayout(new BorderLayout());

        //Create horizontal SplitPane with day and night       
        day = new JLabel(resourceManager.createImageIcon("day.jpg",
                resourceManager.getString("SplitPaneDemo.day")));
        night = new JLabel(resourceManager.createImageIcon("night.jpg",
                resourceManager.getString("SplitPaneDemo.night")));

        splitPane = new JSplitPane(JSplitPane.HORIZONTAL_SPLIT, day, night);
        //

        //Turn on continuous layout
        splitPane.setContinuousLayout(true);
        //

        //Turn on one-touch expansion
        splitPane.setOneTouchExpandable(true);
        //

        //Set divider location
        splitPane.setDividerLocation(200);
        //

        //Set minimum size for each child
        day.setMinimumSize(new Dimension(20, 20));
        night.setMinimumSize(new Dimension(20, 20));
        //

        add(splitPane, BorderLayout.CENTER);
        setBackground(Color.black);

        add(createSplitPaneControls(), BorderLayout.SOUTH);
    }

    /**
     * Creates controls to alter the JSplitPane.
     */
    protected JPanel createSplitPaneControls() {

        gridbag = new GridBagLayout();
        c = new GridBagConstraints();
        controlPanel = new JPanel(gridbag);

        //Create radio box to edit splitpane orientation
        Box box = Box.createHorizontalBox();
        ButtonGroup group = new ButtonGroup();

        OrientationListener orientationListener = new OrientationListener();

        JRadioButton button = new JRadioButton(resourceManager.getString("SplitPaneDemo.vert_split"));
        button.setActionCommand("vertical");
        button.addActionListener(orientationListener);
        group.add(button);
        box.add(button);

        button = new JRadioButton(resourceManager.getString("SplitPaneDemo.horz_split"));
        button.setActionCommand("horizontal");
        button.setSelected(true);
        button.addActionListener(orientationListener);
        group.add(button);
        box.add(button);
        //

        addToGridbag(box, 0, 0, 1, 1,
                GridBagConstraints.NONE, GridBagConstraints.WEST);

        //Create checkbox to edit continuous layout
        JCheckBox checkBox = new JCheckBox(resourceManager.getString("SplitPaneDemo.cont_layout"));
        checkBox.setSelected(true);

        checkBox.addChangeListener(new ChangeListener() {
            public void stateChanged(ChangeEvent e) {
                splitPane.setContinuousLayout(
                        ((JCheckBox) e.getSource()).isSelected());
            }
        });
        //

        c.gridy++;
        addToGridbag(checkBox, 0, 1, 1, 1,
                GridBagConstraints.NONE, GridBagConstraints.WEST);

        //Create checkbox to edit one-touch-expandable
        checkBox = new JCheckBox(resourceManager.getString("SplitPaneDemo.one_touch_expandable"));
        checkBox.setSelected(true);

        checkBox.addChangeListener(new ChangeListener() {
            public void stateChanged(ChangeEvent e) {
                splitPane.setOneTouchExpandable(
                        ((JCheckBox) e.getSource()).isSelected());
            }
        });
        //

        addToGridbag(checkBox, 0, 2, 1, 1,
                GridBagConstraints.NONE, GridBagConstraints.WEST);

        JSeparator separator = new JSeparator(JSeparator.VERTICAL);
        addToGridbag(separator, 1, 0, 1, 3,
                GridBagConstraints.VERTICAL, GridBagConstraints.CENTER);

        //Create spinner to edit divider size
        final JSpinner spinner = new JSpinner(
                new SpinnerNumberModel(splitPane.getDividerSize(), 5, 50, 2));

        spinner.addChangeListener(new ChangeListener() {
            public void stateChanged(ChangeEvent event) {
                SpinnerNumberModel model = (SpinnerNumberModel) spinner.getModel();
                splitPane.setDividerSize(model.getNumber().intValue());
            }
        });
        //

        JLabel label = new JLabel(resourceManager.getString("SplitPaneDemo.divider_size"));
        label.setLabelFor(spinner);
        addToGridbag(label, 2, 0, 1, 1,
                GridBagConstraints.NONE, GridBagConstraints.EAST);
        addToGridbag(spinner, 3, 0, 1, 1,
                GridBagConstraints.NONE, GridBagConstraints.WEST);

        //Create spinners to edit day & night's minimum sizes
        JSpinner minSizeSpinner = new JSpinner(
                new SpinnerNumberModel(day.getMinimumSize().width, 0, 300, 10));

        minSizeSpinner.addChangeListener(new MinimumSizeListener(day));
        //

        label = new JLabel(resourceManager.getString("SplitPaneDemo.first_component_min_size"));
        label.setLabelFor(minSizeSpinner);
        addToGridbag(label, 2, 1, 1, 1,
                GridBagConstraints.NONE, GridBagConstraints.EAST);
        addToGridbag(minSizeSpinner, 3, 1, 1, 1,
                GridBagConstraints.NONE, GridBagConstraints.WEST);

        //Create spinners to edit day & night's minimum sizes
        minSizeSpinner = new JSpinner(
                new SpinnerNumberModel(night.getMinimumSize().width, 0, 300, 10));

        minSizeSpinner.addChangeListener(new MinimumSizeListener(night));
        //

        label = new JLabel(resourceManager.getString("SplitPaneDemo.second_component_min_size"));
        label.setLabelFor(minSizeSpinner);
        addToGridbag(label, 2, 2, 1, 1,
                GridBagConstraints.NONE, GridBagConstraints.EAST);
        addToGridbag(minSizeSpinner, 3, 2, 1, 1,
                GridBagConstraints.NONE, GridBagConstraints.WEST);

        return controlPanel;
    }

    protected void addToGridbag(JComponent child, int gx, int gy,
            int gwidth, int gheight, int fill, int anchor) {
        c.insets = insets;
        c.gridx = gx;
        c.gridy = gy;
        c.gridwidth = gwidth;
        c.gridheight = gheight;
        c.fill = fill;
        c.anchor = anchor;
        gridbag.addLayoutComponent(child, c);
        controlPanel.add(child);

    }

    //Create radio box to edit splitpane orientation   
    private class OrientationListener implements ActionListener {
        public void actionPerformed(ActionEvent event) {
            splitPane.setOrientation(event.getActionCommand().equals("vertical") ?
                    JSplitPane.VERTICAL_SPLIT : JSplitPane.HORIZONTAL_SPLIT);
        }

    }
    //

    //Create spinners to edit day & night's minimum sizes

    public class MinimumSizeListener implements ChangeListener {
        private final JComponent component;

        public MinimumSizeListener(JComponent c) {
            this.component = c;
        }

        public void stateChanged(ChangeEvent event) {
            JSpinner spinner = (JSpinner) event.getSource();
            SpinnerNumberModel model = (SpinnerNumberModel) spinner.getModel();
            int min = model.getNumber().intValue();
            component.setMinimumSize(new Dimension(min, min));
        }
    }
    //
}




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