private void createBytesCheckBox() {
		diffBytesCB = new GCheckBox("Bytes", diffBytes);
		diffBytesCB.setName("BytesDiffCB");
		diffBytesCB.getAccessibleContext().setAccessibleName("Byte Differences");
		diffBytesCB.setToolTipText("Highlight byte differences.");
		diffBytesCB.addItemListener(event -> {
			diffBytes = (event.getStateChange() == ItemEvent.SELECTED);
			diffFilter.setFilter(ProgramDiffFilter.BYTE_DIFFS, diffBytes);
			clearStatusText();
		});
	}
Create a panel for the checkboxes to indicate the filter settings.
Ghidra/Features/ProgramDiff/src/main/java/ghidra/app/plugin/core/diff/ExecuteDiffDialog.java