/*
 * @(#)src/demo/jfc/SwingSet2/src/SplitPaneDemo.java, swing, dsdev, 20060110 1.14
 * ===========================================================================
 * Licensed Materials - Property of IBM
 * "Restricted Materials of IBM"
 *
 * IBM SDK, Java(tm) 2 Technology Edition, v5.0
 * (C) Copyright IBM Corp. 1998, 2005. All Rights Reserved
 * ===========================================================================
 */

/*
 * ===========================================================================
 (C) Copyright Sun Microsystems Inc, 1992, 2004. All rights reserved.
 * ===========================================================================
 */





/*
 * @(#)SplitPaneDemo.java	1.8 03/01/23
 */


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
 *
 * @version 1.11 07/26/04
 * @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);
    }
    
}
