builder.add(groupByEvent, cc.xy(5, rowIndex));
groupByComponent.setSelected(true);
rowIndex+=2;
builder.add(new JScrollPane(mTree), cc.xyw(1, rowIndex, 5));
split.setLeftComponent(builder.getPanel());
EventPane eventPane = new EventPane();
mTree.addTreeSelectionListener(eventPane);
split.setRightComponent(eventPane);
rowIndex += 2;
add(split, BorderLayout.CENTER);