/*

 *

 * Copyright (c) 2007, Oracle and/or its affiliates. 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 Oracle 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,

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 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

 */

import javax.swing.*;

import javax.swing.event.*;

import javax.swing.text.*;

import javax.swing.table.*;

import javax.swing.border.*;

import javax.swing.colorchooser.*;

import javax.swing.filechooser.*;

import javax.accessibility.*;

import java.awt.*;

import java.awt.event.*;

import java.beans.*;

import java.util.*;

import java.io.*;

import java.applet.*;

import java.net.*;

/**

 * Split Pane demo

 *

 * @author Scott Violet

 * @author Jeff Dinkins

 */

public class SplitPaneDemo extends DemoModule {

    JSplitPane splitPane = null;

    JLabel earth = null;

    JLabel moon = null;

    JTextField divSize;

    JTextField earthSize;

    JTextField moonSize;

    /**

     * main method allows us to run as a standalone demo.

     */

    public static void main(String[] args) {

        SplitPaneDemo demo = new SplitPaneDemo(null);

        demo.mainImpl();

    }

    /**

     * SplitPaneDemo Constructor

     */

    public SplitPaneDemo(SwingSet2 swingset) {

        super(swingset, "SplitPaneDemo", "toolbar/JSplitPane.gif");

        earth = new JLabel(createImageIcon("splitpane/earth.jpg", getString("SplitPaneDemo.earth")));

        earth.setMinimumSize(new Dimension(20, 20));

        moon = new JLabel(createImageIcon("splitpane/moon.jpg", getString("SplitPaneDemo.moon")));

        moon.setMinimumSize(new Dimension(20, 20));

        splitPane = new JSplitPane(JSplitPane.HORIZONTAL_SPLIT, earth, moon);

        splitPane.setContinuousLayout(true);

        splitPane.setOneTouchExpandable(true);

        splitPane.setDividerLocation(200);

        getDemoPanel().add(splitPane, BorderLayout.CENTER);

        getDemoPanel().setBackground(Color.black);

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

    }

    /**

     * Creates controls to alter the JSplitPane.

     */

    protected JPanel createSplitPaneControls() {

        JPanel wrapper = new JPanel();

        ButtonGroup group = new ButtonGroup();

        JRadioButton button;

        Box buttonWrapper = new Box(BoxLayout.X_AXIS);

        wrapper.setLayout(new GridLayout(0, 1));

        /* Create a radio button to vertically split the split pane. */

        button = new JRadioButton(getString("SplitPaneDemo.vert_split"));

        button.setMnemonic(getMnemonic("SplitPaneDemo.vert_split_mnemonic"));

        button.addActionListener(new ActionListener() {

            public void actionPerformed(ActionEvent e) {

                splitPane.setOrientation(JSplitPane.VERTICAL_SPLIT);

            }

        });

        group.add(button);

        buttonWrapper.add(button);

        /* Create a radio button the horizontally split the split pane. */

        button = new JRadioButton(getString("SplitPaneDemo.horz_split"));

        button.setMnemonic(getMnemonic("SplitPaneDemo.horz_split_mnemonic"));

        button.setSelected(true);

        button.addActionListener(new ActionListener() {

            public void actionPerformed(ActionEvent e) {

                splitPane.setOrientation(JSplitPane.HORIZONTAL_SPLIT);

            }

        });

        group.add(button);

        buttonWrapper.add(button);

        /* Create a check box as to whether or not the split pane continually

           lays out the component when dragging. */

        JCheckBox checkBox = new JCheckBox(getString("SplitPaneDemo.cont_layout"));

        checkBox.setMnemonic(getMnemonic("SplitPaneDemo.cont_layout_mnemonic"));

        checkBox.setSelected(true);

        checkBox.addChangeListener(new ChangeListener() {

            public void stateChanged(ChangeEvent e) {

                splitPane.setContinuousLayout(

                    ((JCheckBox)e.getSource()).isSelected());

            }

        });

        buttonWrapper.add(checkBox);

        /* Create a check box as to whether or not the split pane divider

           contains the oneTouchExpandable buttons. */

        checkBox = new JCheckBox(getString("SplitPaneDemo.one_touch_expandable"));

        checkBox.setMnemonic(getMnemonic("SplitPaneDemo.one_touch_expandable_mnemonic"));

        checkBox.setSelected(true);

        checkBox.addChangeListener(new ChangeListener() {

            public void stateChanged(ChangeEvent e) {

                splitPane.setOneTouchExpandable(

                    ((JCheckBox) e.getSource()).isSelected());

            }

        });

        buttonWrapper.add(checkBox);

        wrapper.add(buttonWrapper);

        /* Create a text field to change the divider size. */

        JPanel                   tfWrapper;

        JLabel                   label;

        divSize = new JTextField();

        divSize.setText(new Integer(splitPane.getDividerSize()).toString());

        divSize.setColumns(5);

        divSize.getAccessibleContext().setAccessibleName(getString("SplitPaneDemo.divider_size"));

        divSize.addActionListener(new ActionListener() {

            public void actionPerformed(ActionEvent e) {

                String  value = ((JTextField)e.getSource()).getText();

                int newSize;

                try {

                    newSize = Integer.parseInt(value);

                } catch (Exception ex) {

                    newSize = -1;

                }

                if(newSize > 0) {

                    splitPane.setDividerSize(newSize);

                } else {

                    JOptionPane.showMessageDialog(splitPane,

                                                  getString("SplitPaneDemo.invalid_divider_size"),

                                                  getString("SplitPaneDemo.error"),

                                                  JOptionPane.ERROR_MESSAGE);

                }

            }

        });

        label = new JLabel(getString("SplitPaneDemo.divider_size"));

        tfWrapper = new JPanel(new FlowLayout(FlowLayout.LEFT));

        tfWrapper.add(label);

        tfWrapper.add(divSize);

        label.setLabelFor(divSize);

        label.setDisplayedMnemonic(getMnemonic("SplitPaneDemo.divider_size_mnemonic"));

        wrapper.add(tfWrapper);

        /* Create a text field that will change the preferred/minimum size

           of the earth component. */

        earthSize = new JTextField(String.valueOf(earth.getMinimumSize().width));

        earthSize.setColumns(5);

        earthSize.getAccessibleContext().setAccessibleName(getString("SplitPaneDemo.first_component_min_size"));

        earthSize.addActionListener(new ActionListener() {

            public void actionPerformed(ActionEvent e) {

                String           value = ((JTextField)e.getSource()).getText();

                int              newSize;

                try {

                    newSize = Integer.parseInt(value);

                } catch (Exception ex) {

                    newSize = -1;

                }

                if(newSize > 10) {

                    earth.setMinimumSize(new Dimension(newSize, newSize));

                } else {

                    JOptionPane.showMessageDialog(splitPane,

                                                  getString("SplitPaneDemo.invalid_min_size") +

                                                  getString("SplitPaneDemo.must_be_greater_than") + 10,

                                                  getString("SplitPaneDemo.error"),

                                                  JOptionPane.ERROR_MESSAGE);

                }

            }

        });

        label = new JLabel(getString("SplitPaneDemo.first_component_min_size"));

        tfWrapper = new JPanel(new FlowLayout(FlowLayout.LEFT));

        tfWrapper.add(label);

        tfWrapper.add(earthSize);

        label.setLabelFor(earthSize);

        label.setDisplayedMnemonic(getMnemonic("SplitPaneDemo.first_component_min_size_mnemonic"));

        wrapper.add(tfWrapper);

        /* Create a text field that will change the preferred/minimum size

           of the moon component. */

        moonSize = new JTextField(String.valueOf(moon.getMinimumSize().width));

        moonSize.setColumns(5);

        moonSize.getAccessibleContext().setAccessibleName(getString("SplitPaneDemo.second_component_min_size"));

        moonSize.addActionListener(new ActionListener() {

            public void actionPerformed(ActionEvent e) {

                String           value = ((JTextField)e.getSource()).getText();

                int              newSize;

                try {

                    newSize = Integer.parseInt(value);

                } catch (Exception ex) {

                    newSize = -1;

                }

                if(newSize > 10) {

                    moon.setMinimumSize(new Dimension(newSize, newSize));

                } else {

                    JOptionPane.showMessageDialog(splitPane,

                                                  getString("SplitPaneDemo.invalid_min_size") +

                                                  getString("SplitPaneDemo.must_be_greater_than") + 10,

                                                  getString("SplitPaneDemo.error"),

                                                  JOptionPane.ERROR_MESSAGE);

                }

            }

        });

        label = new JLabel(getString("SplitPaneDemo.second_component_min_size"));

        tfWrapper = new JPanel(new FlowLayout(FlowLayout.LEFT));

        tfWrapper.add(label);

        tfWrapper.add(moonSize);

        label.setLabelFor(moonSize);

        label.setDisplayedMnemonic(getMnemonic("SplitPaneDemo.second_component_min_size_mnemonic"));

        wrapper.add(tfWrapper);

        return wrapper;

    }

    void updateDragEnabled(boolean dragEnabled) {

        divSize.setDragEnabled(dragEnabled);

        earthSize.setDragEnabled(dragEnabled);

        moonSize.setDragEnabled(dragEnabled);

    }

}