打印问题__m_slHorzDensity_m_slVertDensity_new_JSlider_import_

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来源: 互联网发布时间：2015-11-11

本文导语: 怎么把表格都打印出来 | /** JPEGEditor Image of earth from http://earth.jsc.nasa.gov/ */ import java.awt.*; import java.awt.event.*; import java.awt.image.*; import java.util.*; import java.io.*; import javax.swing.*; import java...

怎么把表格都打印出来

/**
JPEGEditor
Image of earth from http://earth.jsc.nasa.gov/
*/
import java.awt.*;
import java.awt.event.*;
import java.awt.image.*;
import java.util.*;
import java.io.*;

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

import com.sun.image.codec.jpeg.*;

import java.awt.print.*;

public class JPEGEditor extends JFrame
{
  public final static Dimension VERTICAL_RIGID_SIZE
    = new Dimension(1,3);
  public final static Dimension HORIZONTAL_RIGID_SIZE
    = new Dimension(3,1);

  protected File m_currentDir = new File(".");
  protected File m_currentFile = null;

  protected JFileChooser m_chooser;
  protected JPEGPanel m_panel;
  protected JSlider m_slHorzDensity;
  protected JSlider m_slVertDensity;
  protected JSlider m_slQuality;

  protected BufferedImage m_bi1, m_bi2;

  public JPEGEditor() {
    super("JPEG Editor");
    setSize(600, 400);

    m_chooser = new JFileChooser();
    SimpleFilter filter = new SimpleFilter("jpg",
      "JPEG Image Files");
    m_chooser.setFileFilter(filter);
    m_chooser.setCurrentDirectory(m_currentDir);

    m_panel = new JPEGPanel();
    JScrollPane ps = new JScrollPane(m_panel,
      JScrollPane.VERTICAL_SCROLLBAR_ALWAYS,
      JScrollPane.HORIZONTAL_SCROLLBAR_ALWAYS);
    getContentPane().add(ps, BorderLayout.CENTER);

    JPanel p, p1;

    m_slVertDensity = new JSlider(JSlider.VERTICAL,
      100, 500, 300);
    m_slVertDensity.setExtent(50);
    m_slVertDensity.setPaintLabels(true);
    m_slVertDensity.setMajorTickSpacing(100);
    m_slVertDensity.setMinorTickSpacing(50);
    m_slVertDensity.setPaintTicks(true);
    m_slVertDensity.putClientProperty("JSlider.isFilled", Boolean.TRUE);

    p = new JPanel();
    p.setBorder(new TitledBorder(new EtchedBorder(),
      "Vert. dens."));
    p.add(Box.createRigidArea(HORIZONTAL_RIGID_SIZE));
    p.add(m_slVertDensity);
    p.add(Box.createRigidArea(HORIZONTAL_RIGID_SIZE));
    getContentPane().add(p, BorderLayout.EAST);

    m_slHorzDensity = new JSlider(JSlider.HORIZONTAL,
      100, 500, 300);
    m_slHorzDensity.setExtent(50);
    m_slHorzDensity.setPaintLabels(true);
    m_slHorzDensity.setMajorTickSpacing(100);
    m_slHorzDensity.setMinorTickSpacing(50);
    m_slHorzDensity.setPaintTicks(true);
    m_slHorzDensity.putClientProperty("JSlider.isFilled", Boolean.TRUE);

    p = new JPanel();
    p.setBorder(new TitledBorder(new EtchedBorder(),
      "Horizontal density"));
    p.setLayout(new BoxLayout(p, BoxLayout.Y_AXIS));
    p.add(Box.createRigidArea(VERTICAL_RIGID_SIZE));
    p.add(m_slHorzDensity);
    p.add(Box.createRigidArea(VERTICAL_RIGID_SIZE));
    p1 = new JPanel();
    p.setLayout(new BoxLayout(p, BoxLayout.X_AXIS));
    p1.add(p);

    m_slQuality = new JSlider(JSlider.HORIZONTAL,
      0, 100, 100);
    Hashtable labels = new Hashtable(6);
    for (float q = 0; q