src/plugins/android.codeutils/templates/activity_samples/pref_activity/samplepreferences.xml

<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android">
	<PreferenceCategory android:title="@string/sample_pref_categ_1">
		<CheckBoxPreference android:key="checkbox"
							android:title="@string/sample_pref_ckb" 
							android:summary="@string/sample_pref_check_it" />		
	</PreferenceCategory>
	<PreferenceCategory android:title="@string/sample_pref_categ_2">
		<PreferenceScreen android:key="detail" 
						  android:title="@string/sample_pref_other_screen"
						  android:summary="@string/sample_pref_add_prefs">
			<CheckBoxPreference android:key="checkbox2"				
							    android:title="@string/sample_pref_other_ckb" />
		</PreferenceScreen>
	</PreferenceCategory>
	<PreferenceCategory android:title="@string/sample_pref_categ_3">
		<EditTextPreference android:key="text"
							android:title="@string/sample_pref_txt_dialog" 							
							android:dialogTitle="@string/sample_pref_enter_txt" />
							android:summary="Preference Summary"/>
		<ListPreference android:key="list"
						android:title="@string/sample_pref_sel_dialog" 
						android:summary="@string/sample_pref_click_pop_up"
						android:entries="@array/numbernames"
						android:entryValues="@array/numbers"
						android:dialogTitle="@string/sample_pref_choose_number" />
	</PreferenceCategory>
</PreferenceScreen>