We use Glazed Lists to display our issue list in a few simple steps. We create a
BasicEventList and populate it with a
Collection of issues. Then we create a
EventListModel and specify that as the model for our
JList widget. Finally we display it all on screen.
import java.util.*;
import java.io.*;
import javax.swing.*;
import java.awt.GridBagLayout;
import java.awt.GridBagConstraints;
import java.awt.Insets;
// a simple issues library
import ca.odell.issuezilla.*;
// glazed lists
import ca.odell.glazedlists.*;
import ca.odell.glazedlists.swing.*;
/**
* An IssueBrowser is a program for finding and viewing issues.
*
* @author <href="mailto:jesse@odel.on.ca">Jesse Wilson</a>
*/
public class IssuesBrowser {
/** event list that hosts the issues */
private EventList issuesEventList = new BasicEventList();
/**
* Create an IssueBrowser for the specified issues.
*/
public IssuesBrowser(List issues) {
issuesEventList.addAll(issues);
}
/**
* Display a frame for browsing issues.
*/
public void display() {
// create a panel with a table
JPanel panel = new JPanel();
panel.setLayout(new GridBagLayout());
EventListModel issuesListModel = new EventListModel(issuesEventList);
JList issuesJList = new JList(issuesListModel);
JScrollPane issuesListScrollPane = new JScrollPane(issuesJList);
panel.add(issuesListScrollPane, new GridBagConstraints(...));
// create a frame with that panel
JFrame frame = new JFrame("Issues");
frame.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
frame.setSize(540, 380);
frame.getContentPane().add(panel);
frame.show();
}
/**
* Launch the IssuesBrowser from the commandline.
*/
public static void main(String[] args) {
if(args.length != 1) {
System.out.println("Usage: IssuesBrowser <file>");
return;
}
// load some issues
List issues = null;
try {
IssuezillaXMLParser parser = new IssuezillaXMLParser();
InputStream issuesInStream = new FileInputStream(args[0]);
issues = parser.loadIssues(issuesInStream, null);
issuesInStream.close();
} catch(IOException e) {
e.printStackTrace();
return;
}
// create the browser
IssuesBrowser browser = new IssuesBrowser(issues);
browser.display();
}
}