@Override
  public void startup(final Display display, Map<String, String> map) throws Exception {
MosaicPane mosaicPane = new MosaicPane();
mosaicPane.getComponentKeyListeners().add(getKeyListener());

ModelLoader loader = new ModelLoader(map.get("file"));
String[] model = loader.getModel(map.get("surface"));

System.out.println("model.length = " + model.length);

int i = 0;
for(String def : model) {
	String[] args = def.split("[\\s]*\\,[\\s]*");
	int offset = args.length > 4 ? args.length - 4 : 0;
	String id = args.length == 4 ? "" + (i++) : args[0];
	Label l = getLabel(i > 4 ? colors[random.nextInt(5)] : colors[i], id);
	mosaicPane.add(l, id, 
		Double.parseDouble(args[offset + 0]), 
		Double.parseDouble(args[offset + 1]),
		Double.parseDouble(args[offset + 2]),
		Double.parseDouble(args[offset + 3]));
	clientMap.put(id, l);
}

//Now that we've added the definitions and components to the Surface we can add it to the Engine.
mosaicPane.getEngine().addSurface(mosaicPane.getSurface());

window.setContent(mosaicPane);
      window.setTitle("Mosaic Layout Engine Demo (Pivot)");
      window.setMaximized(true);
      window.open(display);
      
      addMouseHandler(mosaicPane);
  }
 

private void moveCursor(MosaicPane pane, Component source, int dir) {
	switch(dir) {
		case 37 : pane.getSurface().cursorLeft();break;
		case 38 : pane.getSurface().cursorUp();break;
		case 39 : pane.getSurface().cursorRight();break;
		case 40 : pane.getSurface().cursorDown();break;
	}
	Label l = (Label)clientMap.get(pane.getSurface().getCursor());
	System.out.println("component at cursor = " + l);
	pane.getSurface().requestMoveCancel(source);
	pane.getSurface().requestMoveBegin(l);
}
 

public Label getLabel(Color c, String text) {
	Label label = new Label();
       label.setText(text);
       label.getStyles().put("font", new Font("Arial", Font.BOLD, 24));
       label.getStyles().put("color", Color.WHITE);
       label.getStyles().put("backgroundColor", c);
       label.getStyles().put("horizontalAlignment", HorizontalAlignment.CENTER);
       label.getStyles().put("verticalAlignment", VerticalAlignment.CENTER);
       
       return label;
}
 

private ComponentKeyListener getKeyListener() {
	if(listener == null) {
		listener = new ComponentKeyListener.Adapter() {
			Component source = null;
			
			@Override
			public boolean keyTyped(Component component, char character) {
				releaseShift();
				return false;
			}
			
			@Override
			public boolean keyPressed(Component paramComponent, int paramInt,
					KeyLocation paramKeyLocation) {
				
				System.out.println("keyPressed paramComp = " + paramComponent);
				System.out.println("keyPressed paramInt = " + paramInt);
				System.out.println("keyPressed paramKeyLocation " + paramKeyLocation);
				if(paramKeyLocation == KeyLocation.LEFT && paramInt == 16) {
					System.out.println("press shift");
					pressShift();
				}else if(paramKeyLocation == KeyLocation.STANDARD && paramInt == 9) {
					System.out.println("press tab");
					MosaicPane pane = (MosaicPane)paramComponent;
					Label l = (Label)clientMap.get(pane.getSurface().getCursor());
					source = l;
					pane.getSurface().requestMoveBegin(l);
				}else if(paramKeyLocation == KeyLocation.STANDARD && paramInt == 10) {
					MosaicPane pane = (MosaicPane)paramComponent;
					pane.getSurface().requestMoveCommit(source, null, null);
				}else if(paramKeyLocation == KeyLocation.STANDARD && paramInt == 27) {
					MosaicPane pane = (MosaicPane)paramComponent;
					pane.getSurface().requestMoveCancel(source);
				}else if(paramKeyLocation == KeyLocation.STANDARD && paramInt >= 37 && paramInt <= 40) {
					moveCursor((MosaicPane)paramComponent, source, paramInt);
				}else{
					System.out.println("release shift");
					releaseShift();
				}
				return false;
			}	
			@Override
			public boolean keyReleased(Component paramComponent, int paramInt,
					KeyLocation paramKeyLocation) {
				
				if(paramKeyLocation == KeyLocation.LEFT && paramInt == 16) {
					System.out.println("release shift");
					releaseShift();
				}else if(paramKeyLocation == KeyLocation.STANDARD && paramInt == 9) {
					System.out.println("release tab");
					
				}else{
					System.out.println("release shift");
					releaseShift();
				}
				
				return false;
			}
		};
	}
	
	return listener;
}