Nested Preference

settings_example.xml

<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android"
                  xmlns:app="http://schemas.android.com/apk/res-auto">
  <PreferenceCategory android:title="Material Preferences">
    <com.lb.material_preferences_library.custom_preferences.Preference
      android:summary="just some summary text"
      android:title="A simple Preference"/>
    <PreferenceScreen android:title="General text"
        android:summary="General summary" >
      <EditTextPreference
          android:defaultValue="whatever"
          android:key="somePath"
          android:summary="This is a summary"
          android:title="Some path" />
    </PreferenceScreen>

    <com.lb.material_preferences_library.custom_preferences.ListPreference
      android:defaultValue="dark"
      android:key="@string/pref_theme"
      android:summary="%s"
      android:title="Theme"
      app:dialogTitle="dialog title"
      app:entries="@array/pref_theme_list_entries"
      app:entryValues="@array/pref_theme_list_values"/>

    <com.lb.material_preferences_library.custom_preferences.EditTextPreference
      android:capitalize="words"
      android:defaultValue="EditTextPreference default value"
      android:inputType="textCapWords"
      android:key="custom_example_edittext"
      android:maxLines="1"
      android:selectAllOnFocus="true"
      android:singleLine="true"
      android:summary="EditTextPreference summary"
      android:title="EditTextPreference title"
      app:dialogMessage="editText dialogMessage"
      app:negativeButtonText="@android:string/cancel"
      app:positiveButtonText="@android:string/ok"/>

    <com.lb.material_preferences_library.custom_preferences.NumberEditTextPreference
      android:capitalize="words"
      android:defaultValue="123"
      android:inputType="textCapWords"
      android:key="custom_example_numberedittext"
      android:maxLines="1"
      android:selectAllOnFocus="true"
      android:singleLine="true"
      android:summary="Like EditTextPreference, but allows only numbers to be used"
      android:title="NumberEditTextPreference title"
      app:dialogMessage="NumberEditTextPreference dialogMessage"
      app:negativeButtonText="@android:string/cancel"
      app:positiveButtonText="@android:string/ok"/>

    <com.lb.material_preferences_library.custom_preferences.SwitchPreference
      android:defaultValue="true"
      android:key="switchPref"
      android:title="SwitchPreference title"
      app:summaryOff="summaryOff"
      app:summaryOn="summaryOn"/>

    <com.lb.material_preferences_library.custom_preferences.CheckBoxPreference
      android:defaultValue="true"
      android:key="checkboxPref"
      android:summary="CheckBoxPreference summary"
      android:title="CheckBoxPreference title"
      />
  </PreferenceCategory>

  <PreferenceCategory
    android:title="Native Preferences">
    <Preference
      android:summary="just some summary text"
      android:title="A simple Preference"/>
    <CheckBoxPreference
      android:defaultValue="true"
      android:key="example_checkbox"
      android:summary="CheckBoxPreference summary"
      android:title="CheckBoxPreference title"/>

    <EditTextPreference
      android:capitalize="words"
      android:defaultValue="EditTextPreference default value"
      android:dialogMessage="editText dialogMessage"
      android:inputType="textCapWords"
      android:key="custom_example_edittext"
      android:maxLines="1"
      android:negativeButtonText="@android:string/cancel"
      android:positiveButtonText="@android:string/ok"
      android:selectAllOnFocus="true"
      android:singleLine="true"
      android:summary="EditTextPreference summary"
      android:title="EditTextPreference title"/>

    <ListPreference
      android:defaultValue="item1"
      android:dialogTitle="dialog title"
      android:entries="@array/pref_example_list_entries"
      android:entryValues="@array/pref_example_list_values"
      android:key="example_list"
      android:negativeButtonText="@null"
      android:positiveButtonText="@null"
      android:summary="%s"
      android:title="ListPreference title"/>

  </PreferenceCategory>


</PreferenceScreen>