GridDataFactory.fillDefaults().grab(false, false).span(1, 1).applyTo(remove);
final Button export = toolkit.createButton(buttonComposite, "Export", SWT.PUSH);
GridDataFactory.fillDefaults().grab(false, false).span(1, 1).applyTo(export);
export.setEnabled(false);
Button refresh = toolkit.createButton(buttonComposite, "Refresh", SWT.PUSH);
<BUG>GridDataFactory.fillDefaults().grab(false, false).span(1, 1).applyTo(refresh);
section.setClient(client);</BUG>
final SectionPart spart = new SectionPart(section);
managedForm.addPart(spart);
corpusViewer.addSelectionChangedListener(new ISelectionChangedListener() {

GridDataFactory.fillDefaults().grab(false, false).span(1, 1).applyTo(remove);
final Button export = toolkit.createButton(buttonComposite, "Export", SWT.PUSH);
GridDataFactory.fillDefaults().grab(false, false).span(1, 1).applyTo(export);
export.setEnabled(false);
Button refresh = toolkit.createButton(buttonComposite, "Refresh", SWT.PUSH);
GridDataFactory.fillDefaults().grab(false, false).span(1, 1).applyTo(refresh);
final Button queryCorpus = toolkit.createButton(buttonComposite, "Query Corpus", SWT.PUSH);
GridDataFactory.fillDefaults().grab(false, false).span(1, 1).applyTo(queryCorpus);
section.setClient(client);
final SectionPart spart = new SectionPart(section);
managedForm.addPart(spart);
corpusViewer.addSelectionChangedListener(new ISelectionChangedListener() {
