void restoreUndoRedoState(DomainObject domainObject, Object state) {
		if (program != domainObject || blockSet == null) {
			return;
		}
		SaveState saveState = (SaveState) state;
		blockSet.restoreUndoRedoState(saveState);
	}
Gets the text of the current {@link ProgramSelection}

@return the text
Ghidra/Features/ByteViewer/src/main/java/ghidra/app/plugin/core/byteviewer/ProgramByteViewerComponentProvider.java