private void updateSelectionCheckbox() {
		if (selectionCheckBox != null) {
			boolean shouldEnableCheckbox = shouldEnableCheckbox();
			selectionCheckBox.setSelected(shouldEnableCheckbox);
			selectionCheckBox.setEnabled(shouldEnableCheckbox);
			selectionOnlyLabel.setEnabled(shouldEnableCheckbox);
		}
	}
This list generation will be based upon the open domainObject if available, otherwise
the domainFile's content class will be used.
@return list of exporters able to handle content
Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/exporter/ExporterDialog.java