@Override
	public void handleGridEvent(GridEvent e) {
		if(e.getSource().equals(builder)) {
			if(admode.equals(AddDelMode.Add)){
				if(mode.equals(EditorMode.Background)) {
					builder.setBackgroundAtSelector(splitter.getSelectorPoint());
				} else if(mode.equals(EditorMode.Object)) {
					builder.setObjectAtSelector(splitter.getSelectorPoint());
				}
			}else if(admode.equals(AddDelMode.Del)){
				if(mode.equals(EditorMode.Background)) {
					builder.delBackgroundAtSelector();
				} else if(mode.equals(EditorMode.Object)) {
					builder.delObjectAtSelector();
				}
			}
			
		} else if(e.getSource().equals(splitter)) {
			
		}
	}