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package examples.task;

import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import java.io.File;
import java.util.Date;

import javax.swing.JDialog;
import javax.swing.JProgressBar;

import org.jdesktop.application.Action;
import org.jdesktop.application.Application;
import org.jdesktop.application.Task;

@SuppressWarnings("serial")
public class BackgroundTaskDialog extends JDialog  { 
    
	public class NetworkTimeRetriever extends NetworkTimeRetrieverTask {

        public NetworkTimeRetriever(Application app) {
            super(app);
        }

        @Override
        protected void succeeded(Date time) {
            setTime(time.toString());
        }
    }

	JProgressBar progressBar;
    private String time;
    private String file;
    
    
    
    @Override
	public void addNotify() {
		super.addNotify();
    }


	public final String getTime() {
		return time;
	}


	public final void setTime(String time) {
		this.time = time;
		firePropertyChange("time", null, null);
	}


	public final String getFile() {
		return file;
	}


	public final void setFile(String file) {
		this.file = file;
		firePropertyChange("file", null, null);
	}


	@Action
    public Task retrieveTime() {
        Task task = new NetworkTimeRetriever(Application.getInstance());
        return task;
    }

	@Action
    public Task scanDir() {
        Task task = new ListFilesTask(Application.getInstance(), new File(System.getProperty("user.home"))); 
        	
        task.addPropertyChangeListener( new PropertyChangeListener() {

			public void propertyChange(PropertyChangeEvent evt) {

				progressBar.setValue(1);
				progressBar.setString( (null!=evt.getNewValue()) ? evt.getNewValue().toString() : "" );
				setFile( String.format( "[%2$s]", evt.getPropertyName(), evt.getNewValue()) );
			}
        	
        });
        progressBar.setIndeterminate(true);
        return task;
    }
}