void (RadComponent c, int rowDelta, int colDelta, final int rowSpanDelta, final int colSpanDelta) { GridConstraints constraints = c.getConstraints(); GridConstraints oldConstraints = (GridConstraints)constraints.clone(); constraints.setRow(getNewRow(c, rowDelta)); constraints.setColumn(getNewColumn(c, colDelta)); constraints.setRowSpan(getNewRowSpan(c, rowSpanDelta)); constraints.setColSpan(getNewColSpan(c, colSpanDelta)); c.fireConstraintsChanged(oldConstraints); }