boolean (final RadComponent c, final int rowDelta, final int colDelta, final int rowSpanDelta, final int colSpanDelta) { if (rowSpanDelta != 0 || colSpanDelta != 0) { return false; } String side = (String) c.getCustomLayoutConstraints(); String adjSide = getAdjacentSide(side, rowDelta, colDelta); return adjSide != null && c.getParent().findComponentWithConstraints(adjSide) == null; }