example to build an preference activity with AndroidX Preference Library08.07.25

1. Add Dependency
Add this to your app’s build.gradle:

Groovy
dependencies {
    implementation "androidx.preference:preference:1.2.1"
}
2. Create Your Preferences XML
Create a file: res/xml/root_preferences.xml

XML
<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android">

</PreferenceScreen>
3. Create a PreferenceFragmentCompat
Java
public class SettingsFragment extends PreferenceFragmentCompat {
    @Override
    public void onCreatePreferences(Bundle savedInstanceState, String rootKey) {
        setPreferencesFromResource(R.xml.root_preferences, rootKey);
    }
}
4. Create a Host Activity
Java
public class SettingsActivity extends AppCompatActivity {
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        getSupportFragmentManager()
            .beginTransaction()
            .replace(android.R.id.content, new SettingsFragment())
            .commit();
    }
}
5. Register Activity in AndroidManifest.xml
XML
<activity android:name=".SettingsActivity" />

https://developer.android.com/develop/ui/views/components/settings

Anonymous

example to build an preference activity with AndroidX Preference Library08.07.25

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