public StackComponentWrapper getDefinedComponentAtOrdinal(int ordinal)
			throws IndexOutOfBoundsException {
		DataTypeComponent dtc = wrappedStruct.getComponent(ordinal);
		return (dtc != null && !dtc.isUndefined()) ? new StackComponentWrapper(dtc) : null;
	}
If a stack variable is defined in the editor at the specified ordinal, this retrieves the
editor element containing that stack variable. <BR>

@param ordinal the ordinal
@return the stack editor's element at the ordinal or null if an undefined location within
the bounds of the stack.
@throws IndexOutOfBoundsException if the ordinal is out of bounds
Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/stackeditor/StackFrameDataType.java