Name: vi73552 Date: 06/30/99


//JFileChooser.setApproveButtonToolTipText() corrupts the object
//If you run this program, the text on button is "Install";
//If you un-commented out two commented lines, the text on button is
// "Open"

import java.util.*;
import java.text.*;
import java.io.*;
import java.awt.*;
import javax.swing.*;

public class Test {

public Test() {
  Frame frame = null;
  JFileChooser chooser = new JFileChooser();
  MyFileFilter filter = new MyFileFilter("jar", "jar files");
  chooser.setFileFilter(filter);
  chooser.setDialogTitle("Install Beans");
  chooser.setApproveButtonText("Install");
  // chooser.setApproveButtonToolTipText("Install");
  // chooser.setApproveButtonMnemonic('\0');
  chooser.setCurrentDirectory(new File(System.getProperty("user.dir")));

  int retval = chooser.showOpenDialog(frame);
  if(retval == 0) {
    File theFile = chooser.getSelectedFile();
    if(theFile != null) {
      JOptionPane.showMessageDialog(frame, "You chose this file: " +
theFile.getAbsolutePath());
    }
  }
}

public static void main(String[] args) throws Exception {
  new Test();
}

public class MyFileFilter extends javax.swing.filechooser.FileFilter {

private String description = null;
private String extension = null;

public MyFileFilter(String extension, String description) {
  this.extension = extension;
  this.description = description;
}

public boolean accept(File f) {
  if(f != null) {
    if(f.isDirectory()) {
      return true;
    }
    if(extension.equalsIgnoreCase(getExtension(f)))
      return true;
  }
  return false;
}

public String getDescription() {
  return description;
}

public String getExtension(File f) {
  if(f != null) {
    String filename = f.getName();
    int i = filename.lastIndexOf('.');
    if(i>0 && i<filename.length()-1) {
      return filename.substring(i+1);
    };
  }
  return null;
}

}
}
(Review ID: 53344)
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