private void readHexModePreferences() {
		intHexModeMap = new HashMap<>();
		for (SettingsDefinition settingsDefinition : settingsDefinitions) {
			if (settingsDefinition instanceof NumberSettingsDefinition) {
				String propertyName = getHexModePropertyName(settingsDefinition);
				boolean hexMode = Boolean
						.valueOf(Preferences.getProperty(propertyName, Boolean.FALSE.toString()));
				intHexModeMap.put(settingsDefinition.getName(), hexMode);
			}
		}
	}
Get default setting specified with dialog construction
@return settings or null if not specified
Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/data/AbstractSettingsDialog.java