xml and activity file in android studio code example

Example: setting activity xml file for android

<?xml version="1.0" encoding="utf-8"?>
<PreferenceScreen xmlns:android="https://schemas.android.com/apk/res/android">
    <CheckBoxPreference
            android:key="checkbox"
            android:summary="Tap to check if on or off"
            android:title="Checkbox Preference" />
    <RingtonePreference
            android:key="ringtone"
            android:showDefault="true"
            android:showSilent="true"
            android:summary="Pick a ringtone you like"
            android:title="Ringtone Preference" />
    <EditTextPreference
            android:dialogTitle="Enter a text"
            android:key="text"
            android:summary="Click to show a text entry dialog"
            android:title="EditText Preference" />
    <ListPreference
            android:dialogTitle="Select duration"
            android:entries="@array/settings_list_preference_titles"
            android:entryValues="@array/settings_list_preference_values"
            android:key="list"
            android:summary="Click to show a list to choose from"
            android:title="List Preference" />
    <SwitchPreference
            android:key="switch"
            android:title="Switch Preference"
            android:summary="Click to switch on or off"
            android:defaultValue="true"/>
</PreferenceScreen>