Label lblHandler = new Label(contents, SWT.NONE);
lblHandler.setLayoutData(new GridData(SWT.FILL, SWT.TOP, false, false, 1, 1));
lblHandler.setText("Paths");
PathController controller = new PathController();
pathViewer = new TableViewer(contents, SWT.BORDER | SWT.FULL_SELECTION);
GridData gridData = new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1);
gridData.minimumHeight = 100;
pathViewer.getTable().setLayoutData(gridData);
pathViewer.setContentProvider(controller);