[news.eclipse.tools.gef] Re: Capturing drawing image WITHOUT showing it

[Vikram Sujanani <vikram.sjn+eclipsezone@xxxxxxxxx>]

Here is the complete code...
<pre>
public class Demo2 {

public static void main(String[] args) {
   Shell shell = new Shell();
   shell.setText("Draw2d");
   final LightweightSystem lws = new LightweightSystem(shell);
   final IFigure panel = new Figure();
   panel.setLayoutManager(new FlowLayout());
   lws.setContents(panel);

   Clickable button = new Button("Click me");
   Clickable checkbox = new CheckBox("Check box");
   Shape ellipse = new Ellipse();
   ellipse.setBackgroundColor(ColorConstants.yellow);
   Shape rectangle = new RectangleFigure();
   rectangle.setBackgroundColor(ColorConstants.lightBlue);

   panel.add(button);
   panel.add(checkbox);
   panel.add(ellipse);
   panel.add(rectangle);
  
   final Display display = Display.getDefault();
   
   // here printout prints only the last figure
   Shell shell2 = new Shell();
   PrintDialog dialog = new PrintDialog(shell2, SWT.NULL);
   PrinterData data = dialog.open();
   if (data != null) {
      PrintFigureOperation op = new PrintFigureOperation(new Printer(data), panel);
      op.setPrintMode(PrintFigureOperation.TILE);
      op.run("demo2");
   }
   
   button.addActionListener(new ActionListener() {
      public void actionPerformed(ActionEvent e) {
         
         // here printout is proper, and has all figures
         Shell shell = new Shell();
         PrintDialog dialog = new PrintDialog(shell, SWT.NULL);
         PrinterData data = dialog.open();
         if (data != null) {
            PrintFigureOperation op = new PrintFigureOperation(new Printer(data), panel);
            op.setPrintMode(PrintFigureOperation.FIT_PAGE);
            op.run("demo2");
         }
         
      }
   });

   shell.open();
   while (!shell.isDisposed ()) {
      if (!display.readAndDispatch ())
         display.sleep ();
   }
}
}
</pre>