@Override
		void setCol(int col) {

			//
			// The 'list' structure for children's nesting:
			// -all nodes are at the same level
			//
			for (DecompilerBlock block : allChildren) {
				int column = col;
				block.setCol(column);
			}

			doSetCol(col);
		}
A class that represents 2D information about the contained vertex, such as location,
bounds, row and column of the layout grid.
Ghidra/Features/FunctionGraphDecompilerExtension/src/main/java/ghidra/app/plugin/core/functiongraph/graph/layout/DecompilerNestedLayout.java