conversiondialog.java

java写的图片浏览器,类似acds

package org.net9.oops.jsee;
import java.awt.*;
import javax.swing.*;
import java.awt.BorderLayout;
import javax.swing.border.*;
import java.awt.event.*;
import java.io.*;
import javax.media.jai.*;

/**
 * Title:
 * Description:
 * Copyright:    Copyright (c)
 * Company:
 * @author
 * @version 1.0
 */

public class ConversionDialog extends JDialog {
  JPanel panel1 = new JPanel();
  BorderLayout borderLayout1 = new BorderLayout();
  JPanel Destination_Panel = new JPanel();
  JLabel jLabel1 = new JLabel();
  JList jList1;
  JButton SettingButton = new JButton();
  int selectedFormat;
  Jsee parentFrame;
  JScrollPane listScrollPane = new JScrollPane(JScrollPane.VERTICAL_SCROLLBAR_AS_NEEDED, JScrollPane.HORIZONTAL_SCROLLBAR_NEVER);
  JPanel jPanel1 = new JPanel();
  JButton CancelButton = new JButton();
  JButton OKButton = new JButton();
  private String ConvertedFileName = "";

  class MyCellRenderer extends JLabel implements ListCellRenderer {
     final ImageIcon iconList[] = {new ImageIcon(getClass().getResource("/image/gifIcon.gif")),
                                    new ImageIcon(getClass().getResource("/image/jpgIcon.gif")),
                                    new ImageIcon(getClass().getResource("/image/bmpIcon.gif")),
                                    new ImageIcon(getClass().getResource("/image/pngIcon.gif")),
                                    new ImageIcon(getClass().getResource("/image/pcxIcon.gif")),
                                    new ImageIcon(getClass().getResource("/image/tifIcon.jpg")),
                                    new ImageIcon(getClass().getResource("/image/pnmIcon.jpg"))
                                    };

      final String ItemText[] = {"Compuserve Gif",
                                  "JPEG",
                                  "Windows Bitmap",
                                  "Portable Network Graphics",
                                  "PCX",
                                  "TIFF",
                                  "PNM"
                                  };
     // This is the only method defined by ListCellRenderer.  We just
     // reconfigure the Jlabel each time we're called.

     public Component getListCellRendererComponent(
       JList list,
       Object value,            // value to display
       int index,               // cell index
       boolean isSelected,      // is the cell selected
       boolean cellHasFocus)    // the list and the cell have the focus
       {
          String s = value.toString();
          ImageIcon tempI;
          setIcon(iconList[index]);

           if (isSelected) {
              setForeground(Color.blue);
              setText(s + "  " + ItemText[index]);
              setFont(new java.awt.Font("Dialog", 1, 12));
              if (0 == index || 4 == index)
                  OKButton.setEnabled(false);
              else
                  OKButton.setEnabled(true);
           } else {
              setForeground(Color.darkGray);
              setText(s);
              setFont(list.getFont());
           }
           return this;
     }
 }

  public ConversionDialog(Jsee frame, String title, boolean modal) {
    super(frame, title, modal);
    parentFrame = frame;
    try {
      jbInit();
      pack();
    }
    catch(Exception ex) {
      ex.printStackTrace();
    }
  }

  void jbInit() throws Exception {
    Destination_Panel.setPreferredSize(new Dimension(423, 200));
    panel1.setLayout(borderLayout1);
    Destination_Panel.setLayout(null);
    jLabel1.setText("Format:");
    jLabel1.setBounds(new Rectangle(19, 66, 51, 69));
    SettingButton.setEnabled(false);
    SettingButton.setFont(new java.awt.Font("Dialog", 0, 12));
    SettingButton.setText("Format setting");
    SettingButton.setBounds(new Rectangle(294, 146, 113, 31));

    String[] data = {"GIF", "JPG", "BMP", "PNG", "PCX", "TIF", "PNM"};
    jList1 = new JList(data);
    jList1.setCellRenderer(new MyCellRenderer());

    listScrollPane.setBounds(new Rectangle(75, 32, 208, 145));
    listScrollPane.getViewport().setView(jList1);
    CancelButton.setText("Cancel");
    CancelButton.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        CancelButton_actionPerformed(e);
      }
    });
    OKButton.setPreferredSize(new Dimension(73, 27));
    OKButton.setText("OK");
    OKButton.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        OKButton_actionPerformed(e);
      }
    });
    this.getContentPane().add(panel1, BorderLayout.NORTH);
    panel1.add(Destination_Panel, BorderLayout.CENTER);
    Destination_Panel.add(jLabel1, null);
    Destination_Panel.add(listScrollPane, null);
    Destination_Panel.add(SettingButton, null);
    this.getContentPane().add(jPanel1, BorderLayout.SOUTH);
    jPanel1.add(OKButton, null);
    jPanel1.add(CancelButton, null);
    Destination_Panel.setBorder(new TitledBorder(LineBorder.createBlackLineBorder(),
                               "Destination format"));
  }

  public void OKButton_actionPerformed(ActionEvent e) {
    selectedFormat = jList1.getSelectedIndex();
    switch (selectedFormat) {
        case 0: // convert to Gif
          break;
        case 1: // convert to Jpg
          convertImageFormat(".jpg", "JPEG");
          break;
        case 2: // convert to Bmp
          convertImageFormat(".bmp", "BMP");
          break;
        case 3: // convert to Png
          convertImageFormat(".png", "PNG");
          break;
        case 4: // convert to Pcx
          break;
        case 5: // convert to Tif
          convertImageFormat(".tif", "TIFF");
        case 6: // convert to Pnm
          convertImageFormat(".pnm", "PNM");
        break;
    }
    dispose();
  }

  public void convertImageFormat(String fileExtension, String ImageFormat) {
      String  pathName,
              fileName,
              sourceFileName;
      FileOutputStream os;

      fileName = parentFrame.FileListScrollPane.getSelectedFile();
      sourceFileName = fileName;
      //pathName = get the path from file name
      fileName = fileName.substring(0, fileName.lastIndexOf("."));

      try {
          fileName = fileName + fileExtension;
          // load the source image file
          RenderedOp src = JAI.create("fileload", sourceFileName);
          try {
              if (src.getHeight() > 0) {
                  os = new FileOutputStream(fileName);
                  JAI.create("encode", src, os, ImageFormat, null);
                  JAI.create("filestore", src, fileName, ImageFormat, null);
                  ConvertedFileName = fileName;
              } else {
                  System.out.println("Cannot load source image");
                  dispose();
              }
          } catch (java.lang.RuntimeException rte) {System.out.println("Damn, image not supported by JAI");}
      } catch (FileNotFoundException fnfe) {System.out.println("exception");}
  }
/*
  public String GetConvertedFileName() {
      return ConvertedFileName;
  }
*/
  public void CancelButton_actionPerformed(ActionEvent e) {
    dispose();
  }
}