Programming Languages Suite/ProgramD2.iso/J A V A/Java Development Kit V1.2/jdk12-win32(1).exe/data1.cab/demos/demo/jfc/SwingSet/SliderPanel.java

Java Source | 1998-12-01 | 7.1 KB | 247 lines

/*
 * @(#)SliderPanel.java    1.15 98/08/26
 *
 * Copyright 1997, 1998 by Sun Microsystems, Inc.,
 * 901 San Antonio Road, Palo Alto, California, 94303, U.S.A.
 * All rights reserved.
 *
 * This software is the confidential and proprietary information
 * of Sun Microsystems, Inc. ("Confidential Information").  You
 * shall not disclose such Confidential Information and shall use
 * it only in accordance with the terms of the license agreement
 * you entered into with Sun.
 */

import javax.swing.*;
import javax.swing.event.*;
import javax.swing.border.*;
import javax.accessibility.*;

import java.awt.Panel;
import java.awt.Color;
import java.awt.BorderLayout;
import java.awt.GridLayout;
import java.awt.Font;

class SliderListener implements ChangeListener {
    JLabel tf;
    public SliderListener(JLabel f) {
        tf = f;
    }

    public void stateChanged(ChangeEvent e) {
        JSlider s1 = (JSlider)e.getSource();
        tf.setText("Slider Value: " + s1.getValue());
    }
}

/*
 * @version 1.15 08/26/98
 * @author Dave Kloba
 * @author Peter Korn (accessibility support)
 */
public class SliderPanel extends JPanel      {
    // The Frame
    SwingSet swing;

    public SliderPanel(SwingSet swing)    {
        JSlider s;
    JPanel hp;
    JPanel vp;
    GridLayout g;
    JPanel tp;
    JLabel tf;
    ChangeListener listener;

        this.swing = swing;

    this.setLayout(new BorderLayout());

    tf = new JLabel("Slider Value: " );
    this.add(tf, BorderLayout.SOUTH);

    tp = new JPanel();
    g = new GridLayout(1, 2);
    g.setHgap(5);
    g.setVgap(5);
    tp.setLayout(g);
    this.add(tp, BorderLayout.CENTER);

    listener = new SliderListener(tf);

    hp = new JPanel();
    hp.setLayout(new BoxLayout(hp, BoxLayout.Y_AXIS));
    hp.setBorder(new TitledBorder(
            swing.lightLoweredBorder,
            "Horizontal",
            TitledBorder.LEFT,
            TitledBorder.ABOVE_TOP));
    tp.add(hp);

    vp = new JPanel();
    vp.setLayout(new BoxLayout(vp, BoxLayout.X_AXIS));
    vp.setBorder(new TitledBorder(
            swing.lightLoweredBorder,
            "Vertical",
            TitledBorder.LEFT,
            TitledBorder.ABOVE_TOP));
    tp.add(vp);

    // Horizontal Slider 1
    JPanel p = new JPanel();
    p.setLayout(new BoxLayout(p, BoxLayout.Y_AXIS));
    p.setBorder(new TitledBorder("Plain"));
    s = new JSlider(-10, 100, 20);
    s.getAccessibleContext().setAccessibleName("Plain");
    s.getAccessibleContext().setAccessibleDescription("A plain slider");
    s.addChangeListener(listener);

    p.add(Box.createRigidArea(swing.vpad5));
    p.add(s);
    p.add(Box.createRigidArea(swing.vpad5));
    hp.add(p);
    hp.add(Box.createRigidArea(swing.vpad10));

    // Horizontal Slider 2
    p = new JPanel();
    p.setLayout(new BoxLayout(p, BoxLayout.Y_AXIS));
    p.setBorder(new TitledBorder("Major Ticks"));
    s = new JSlider(100, 1000, 400);
    s.setPaintTicks(true);
    s.setMajorTickSpacing(100);
    s.getAccessibleContext().setAccessibleName("Major Ticks");
    s.getAccessibleContext().setAccessibleDescription("A slider showing major tick marks");
    s.addChangeListener(listener);

    p.add(Box.createRigidArea(swing.vpad5));
    p.add(s);
    p.add(Box.createRigidArea(swing.vpad5));
    hp.add(p);
    hp.add(Box.createRigidArea(swing.vpad10));

    // Horizontal Slider 3
    p = new JPanel();
    p.setLayout(new BoxLayout(p, BoxLayout.Y_AXIS));
    p.setBorder(new TitledBorder("Minor Ticks, Snap-to-ticks and Labels"));
    s = new JSlider(0, 11, 6);

    s.putClientProperty( "JSlider.isFilled", Boolean.TRUE );

    s.setPaintTicks(true);
    s.setMajorTickSpacing(5);
    s.setMinorTickSpacing(1);

    s.setPaintLabels( true );
    s.setSnapToTicks( true );

    s.getLabelTable().put( new Integer( 11 ), new JLabel( "11", JLabel.CENTER ) );
    s.setLabelTable( s.getLabelTable() );

    s.getAccessibleContext().setAccessibleName("Minor Ticks");
    s.getAccessibleContext().setAccessibleDescription("A slider showing major and minor tick marks, with slider action snapping to tick marks, with some ticks visibly labeled");

    s.addChangeListener(listener);

    p.add(Box.createRigidArea(swing.vpad5));
    p.add(s);
    p.add(Box.createRigidArea(swing.vpad5));
    hp.add(p);
    hp.add(Box.createRigidArea(swing.vpad10));

    // Horizontal Slider 4
    p = new JPanel();
    p.setLayout(new BoxLayout(p, BoxLayout.Y_AXIS));
    p.setBorder(new TitledBorder("Disabled"));
    BoundedRangeModel brm = new DefaultBoundedRangeModel(80, 0, 0, 100);
      // s = new JSlider(JSlider.HORIZONTAL, 0, 100, 80);
    s = new JSlider(brm);
    s.setPaintTicks(true);
    s.setMajorTickSpacing(20);
    s.setMinorTickSpacing(5);
    s.setEnabled(false);
    s.getAccessibleContext().setAccessibleName("Disabled");
    s.getAccessibleContext().setAccessibleDescription("A slider showing major and minor tick marks that is not enabled (cannot be manipulated)");
    s.addChangeListener(listener);

    p.add(Box.createRigidArea(swing.vpad5));
    p.add(s);
    p.add(Box.createRigidArea(swing.vpad5));
    hp.add(p);

//////////////////////////////////////////////////////////////////////////////

    // Vertical Slider 1
    p = new JPanel();
    p.setLayout(new BoxLayout(p, BoxLayout.X_AXIS));
    p.setBorder(new TitledBorder("Plain"));
    s = new JSlider(JSlider.VERTICAL, -10, 100, 20);
    s.getAccessibleContext().setAccessibleName("Plain");
    s.getAccessibleContext().setAccessibleDescription("A plain slider");
    s.addChangeListener(listener);
    p.add(Box.createRigidArea(swing.hpad10));
    p.add(s);
    p.add(Box.createRigidArea(swing.hpad10));
    vp.add(p);
    vp.add(Box.createRigidArea(swing.hpad5));

    // Vertical Slider 2
    p = new JPanel();
    p.setLayout(new BoxLayout(p, BoxLayout.X_AXIS));
    p.setBorder(new TitledBorder("Major Ticks"));
    s = new JSlider(JSlider.VERTICAL, 100, 1000, 400);

    s.putClientProperty( "JSlider.isFilled", Boolean.TRUE );

    s.setPaintTicks(true);
    s.setMajorTickSpacing(100);
    s.getAccessibleContext().setAccessibleName("Major Ticks");
    s.getAccessibleContext().setAccessibleDescription("A slider showing major tick marks");
    s.addChangeListener(listener);
    p.add(Box.createRigidArea(swing.hpad25));
    p.add(s);
    p.add(Box.createRigidArea(swing.hpad25));
    vp.add(p);
    vp.add(Box.createRigidArea(swing.hpad5));

    // Vertical Slider 3
    p = new JPanel();
    p.setLayout(new BoxLayout(p, BoxLayout.X_AXIS));
    p.setBorder(new TitledBorder("Minor Ticks"));
    s = new JSlider(JSlider.VERTICAL, 0, 100, 60);
    s.setPaintTicks(true);
    s.setMajorTickSpacing(20);
    s.setMinorTickSpacing(5);

    s.setPaintLabels( true );

    s.getAccessibleContext().setAccessibleName("Minor Ticks");
    s.getAccessibleContext().setAccessibleDescription("A slider showing major and minor tick marks, with slider action snapping to tick marks, with some ticks visibly labeled");

    s.addChangeListener(listener);
    p.add(Box.createRigidArea(swing.hpad10));
    p.add(s);
    p.add(Box.createRigidArea(swing.hpad10));
    vp.add(p);
    vp.add(Box.createRigidArea(swing.hpad5));

    // Vertical Slider 4
    p = new JPanel();
    p.setLayout(new BoxLayout(p, BoxLayout.X_AXIS));
    p.setBorder(new TitledBorder("Disabled"));
    s = new JSlider(JSlider.VERTICAL, 0, 100, 80);
    s.setPaintTicks(true);
    s.setMajorTickSpacing(20);
    s.setMinorTickSpacing(5);
    s.setEnabled(false);
    s.getAccessibleContext().setAccessibleName("Disabled");
    s.getAccessibleContext().setAccessibleDescription("A slider showing major and minor tick marks that is not enabled (cannot be manipulated)");
    s.addChangeListener(listener);
    p.add(Box.createRigidArea(swing.hpad20));
    p.add(s);
    p.add(Box.createRigidArea(swing.hpad20));
    vp.add(p);
    }
}