@Override
	public IInformationControlCreator getInformationControlCreator(
			final ISourceViewer sourceViewer) {
		// TODO Auto-generated method stub
		return new IInformationControlCreator() {

			@Override
			public IInformationControl createInformationControl(Shell parent) {

				MyInformationControl iControl = new MyInformationControl(
						parent);
				return iControl;
			}
		};

	}

public class MyInformationControl extends AbstractInformationControl {

	public MyInformationControl (Shell parentShell) {
		super(parentShell);
		create();
	}

	@Override
	public boolean hasContents() {
		// TODO Auto-generated method stub
		return true;
	}
	private Link link;

	@Override
	protected void createContent(Composite parent) {

		link = new Link(parent, SWT.BORDER);

		link.addSelectionListener(new SelectionAdapter()  {
			 
		    @Override
		    public void widgetSelected(SelectionEvent event) {
// your code
			}
		});
	}
	@Override
	public void setInformation(String content) {
		link.setText("<a>" + content + "</a>");
	}
}