/* * SourceGenerationWorker.java *  * Created on 2007-9-17, 0:09:00 *  * To change this template, choose Tools | Templates * and open the template in the editor. */package dyno.swing.designer.main.actions;import dyno.swing.designer.beans.SwingDesigner;import dyno.swing.designer.beans.code.CodeSeed;import dyno.swing.designer.main.DesigningPanel;import java.awt.Cursor;import java.beans.PropertyChangeEvent;import java.beans.PropertyChangeListener;import java.io.PrintWriter;import javax.swing.JTextArea;import javax.swing.SwingWorker;import javax.swing.SwingWorker.StateValue;/** * * @author rehte */public class SourceWorker extends SwingWorker<String, Object> implements PropertyChangeListener {    protected DesigningPanel designingPanel;    protected SwingDesigner designer;    protected JTextArea txtSource;    protected CodeSeed seed;    protected PrintWriter writer;        public SourceWorker(DesigningPanel d) {        this.designingPanel = d;        this.designer = d.getDesigner();        this.seed = d.getSeed();        this.writer = d.getWriter();        this.txtSource = d.getTxtSource();        addPropertyChangeListener(this);    }    protected String doInBackground() throws Exception {        return seed.generateSourceCode(designer.getRootComponent());    }    @Override    protected void done() {        try {            String source = get();            if (source != null) {                txtSource.setText(source);                designer.setCursor(Cursor.getPredefinedCursor(Cursor.DEFAULT_CURSOR));                designingPanel.setDirty(false);            } else {                designer.setCursor(Cursor.getPredefinedCursor(Cursor.DEFAULT_CURSOR));            }        } catch (Exception ex) {            ex.printStackTrace(writer);            designer.setCursor(Cursor.getPredefinedCursor(Cursor.DEFAULT_CURSOR));        }    }    public void propertyChange(PropertyChangeEvent evt) {        String propertyName = evt.getPropertyName();        if (propertyName.equals("state")) {            StateValue value = (StateValue) evt.getNewValue();            if (value == StateValue.STARTED) {                designer.setCursor(Cursor.getPredefinedCursor(Cursor.WAIT_CURSOR));            }        }    }}