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Added in API level 1

PreferenceCategory

public class PreferenceCategory
extends PreferenceGroup

java.lang.Object
↳	android.preference.Preference
	↳	android.preference.PreferenceGroup
		↳	android.preference.PreferenceCategory

Used to group Preference objects and provide a disabled title above the group.

Developer Guides

For information about building a settings UI with Preferences, read the Settings guide.

Summary

Inherited XML attributes

From class


  android.preference.PreferenceGroup

From class


  android.preference.Preference

`android:defaultValue`	The default value for the preference, which will be set either if persistence is off or persistence is on and the preference is not found in the persistent storage.
`android:dependency`	The key of another Preference that this Preference will depend on.
`android:enabled`	Whether the Preference is enabled.
`android:fragment`	When used inside of a modern PreferenceActivity, this declares a new PreferenceFragment to be shown when the user selects this item.
`android:icon`	The optional icon for the preference Must be a reference to another resource, in the form "`@[+][package:]type:name`" or to a theme attribute in the form "`?[package:][type:]name`".
`android:key`	The key to store the Preference value.
`android:layout`	The layout for the Preference in a PreferenceActivity screen.
`android:order`	The order for the Preference (lower values are to be ordered first).
`android:persistent`	Whether the Preference stores its value to the shared preferences.
`android:selectable`	Whether the Preference is selectable.
`android:shouldDisableView`	Whether the view of this Preference should be disabled when this Preference is disabled.
`android:summary`	The summary for the Preference in a PreferenceActivity screen.
`android:title`	The title for the Preference in a PreferenceActivity screen.
`android:widgetLayout`	The layout for the controllable widget portion of a Preference.

Inherited constants

From class


    android.preference.Preference

Public constructors
`PreferenceCategory(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes)`
`PreferenceCategory(Context context, AttributeSet attrs, int defStyleAttr)`
`PreferenceCategory(Context context, AttributeSet attrs)`
`PreferenceCategory(Context context)`

Public methods
`boolean`	`isEnabled()` Checks whether this Preference should be enabled in the list.
`boolean`	`shouldDisableDependents()` Checks whether this preference's dependents should currently be disabled.

Protected methods
`boolean`	`onPrepareAddPreference(Preference preference)` Prepares a `Preference` to be added to the group.

Inherited methods

From class


  
    android.preference.PreferenceGroup

From class


  
    android.preference.Preference

`boolean`	`callChangeListener(Object newValue)` Call this method after the user changes the preference, but before the internal state is set.
`int`	`compareTo(Preference another)` Compares Preference objects based on order (if set), otherwise alphabetically on the titles.
`Preference`	`findPreferenceInHierarchy(String key)` Finds a Preference in this hierarchy (the whole thing, even above/below your `PreferenceScreen` screen break) with the given key.
`Context`	`getContext()` Returns the `Context` of this Preference.
`String`	`getDependency()` Returns the key of the dependency on this Preference.
`SharedPreferences.Editor`	`getEditor()` Returns an `SharedPreferences.Editor` where this Preference can save its value(s).
`Bundle`	`getExtras()` Return the extras Bundle object associated with this preference, creating a new Bundle if there currently isn't one.
`String`	`getFragment()` Return the fragment class name associated with this Preference.
`Drawable`	`getIcon()` Returns the icon of this Preference.
`Intent`	`getIntent()` Return the `Intent` associated with this Preference.
`String`	`getKey()` Gets the key for this Preference, which is also the key used for storing values into SharedPreferences.
`int`	`getLayoutResource()` Gets the layout resource that will be shown as the `View` for this Preference.
`Preference.OnPreferenceChangeListener`	`getOnPreferenceChangeListener()` Returns the callback to be invoked when this Preference is changed by the user (but before the internal state has been updated).
`Preference.OnPreferenceClickListener`	`getOnPreferenceClickListener()` Returns the callback to be invoked when this Preference is clicked.
`int`	`getOrder()` Gets the order of this Preference with respect to other Preference objects on the same level.
`boolean`	`getPersistedBoolean(boolean defaultReturnValue)` Attempts to get a persisted boolean from the `SharedPreferences`.
`float`	`getPersistedFloat(float defaultReturnValue)` Attempts to get a persisted float from the `SharedPreferences`.
`int`	`getPersistedInt(int defaultReturnValue)` Attempts to get a persisted int from the `SharedPreferences`.
`long`	`getPersistedLong(long defaultReturnValue)` Attempts to get a persisted long from the `SharedPreferences`.
`String`	`getPersistedString(String defaultReturnValue)` Attempts to get a persisted String from the `SharedPreferences`.
`Set<String>`	`getPersistedStringSet(Set<String> defaultReturnValue)` Attempts to get a persisted set of Strings from the `SharedPreferences`.
`PreferenceManager`	`getPreferenceManager()` Gets the `PreferenceManager` that manages this Preference object's tree.
`SharedPreferences`	`getSharedPreferences()` Returns the `SharedPreferences` where this Preference can read its value(s).
`boolean`	`getShouldDisableView()` Checks whether this Preference should disable its view when it's action is disabled.
`CharSequence`	`getSummary()` Returns the summary of this Preference.
`CharSequence`	`getTitle()` Returns the title of this Preference.
`int`	`getTitleRes()` Returns the title resource ID of this Preference.
`View`	`getView(View convertView, ViewGroup parent)` Gets the View that will be shown in the `PreferenceActivity`.
`int`	`getWidgetLayoutResource()` Gets the layout resource for the controllable widget portion of this Preference.
`boolean`	`hasKey()` Checks whether this Preference has a valid key.
`boolean`	`isEnabled()` Checks whether this Preference should be enabled in the list.
`boolean`	`isPersistent()` Checks whether this Preference is persistent.
`boolean`	`isSelectable()` Checks whether this Preference should be selectable in the list.
`void`	`notifyChanged()` Should be called when the data of this `Preference` has changed.
`void`	`notifyDependencyChange(boolean disableDependents)` Notifies any listening dependents of a change that affects the dependency.
`void`	`notifyHierarchyChanged()` Should be called when a Preference has been added/removed from this group, or the ordering should be re-evaluated.
`void`	`onAttachedToActivity()` Called when the Preference hierarchy has been attached to the `PreferenceActivity`.
`void`	`onAttachedToHierarchy(PreferenceManager preferenceManager)` Called when this Preference has been attached to a Preference hierarchy.
`void`	`onBindView(View view)` Binds the created View to the data for this Preference.
`void`	`onClick()` Processes a click on the preference.
`View`	`onCreateView(ViewGroup parent)` Creates the View to be shown for this Preference in the `PreferenceActivity`.
`void`	`onDependencyChanged(Preference dependency, boolean disableDependent)` Called when the dependency changes.
`Object`	`onGetDefaultValue(TypedArray a, int index)` Called when a Preference is being inflated and the default value attribute needs to be read.
`void`	`onParentChanged(Preference parent, boolean disableChild)` Called when the implicit parent dependency changes.
`void`	`onPrepareForRemoval()` Called when this Preference is being removed from the hierarchy.
`void`	`onRestoreInstanceState(Parcelable state)` Hook allowing a Preference to re-apply a representation of its internal state that had previously been generated by `onSaveInstanceState()`.
`Parcelable`	`onSaveInstanceState()` Hook allowing a Preference to generate a representation of its internal state that can later be used to create a new instance with that same state.
`void`	`onSetInitialValue(boolean restorePersistedValue, Object defaultValue)` Implement this to set the initial value of the Preference.
`Bundle`	`peekExtras()` Return the extras Bundle object associated with this preference, returning null if there is not currently one.
`boolean`	`persistBoolean(boolean value)` Attempts to persist a boolean to the `SharedPreferences`.
`boolean`	`persistFloat(float value)` Attempts to persist a float to the `SharedPreferences`.
`boolean`	`persistInt(int value)` Attempts to persist an int to the `SharedPreferences`.
`boolean`	`persistLong(long value)` Attempts to persist a long to the `SharedPreferences`.
`boolean`	`persistString(String value)` Attempts to persist a String to the `SharedPreferences`.
`boolean`	`persistStringSet(Set<String> values)` Attempts to persist a set of Strings to the `SharedPreferences`.
`void`	`restoreHierarchyState(Bundle container)` Restore this Preference hierarchy's previously saved state from the given container.
`void`	`saveHierarchyState(Bundle container)` Store this Preference hierarchy's frozen state into the given container.
`void`	`setDefaultValue(Object defaultValue)` Sets the default value for this Preference, which will be set either if persistence is off or persistence is on and the preference is not found in the persistent storage.
`void`	`setDependency(String dependencyKey)` Sets the key of a Preference that this Preference will depend on.
`void`	`setEnabled(boolean enabled)` Sets whether this Preference is enabled.
`void`	`setFragment(String fragment)` Sets the class name of a fragment to be shown when this Preference is clicked.
`void`	`setIcon(Drawable icon)` Sets the icon for this Preference with a Drawable.
`void`	`setIcon(int iconResId)` Sets the icon for this Preference with a resource ID.
`void`	`setIntent(Intent intent)` Sets an `Intent` to be used for `startActivity(Intent)` when this Preference is clicked.
`void`	`setKey(String key)` Sets the key for this Preference, which is used as a key to the `SharedPreferences`.
`void`	`setLayoutResource(int layoutResId)` Sets the layout resource that is inflated as the `View` to be shown for this Preference.
`void`	`setOnPreferenceChangeListener(Preference.OnPreferenceChangeListener onPreferenceChangeListener)` Sets the callback to be invoked when this Preference is changed by the user (but before the internal state has been updated).
`void`	`setOnPreferenceClickListener(Preference.OnPreferenceClickListener onPreferenceClickListener)` Sets the callback to be invoked when this Preference is clicked.
`void`	`setOrder(int order)` Sets the order of this Preference with respect to other Preference objects on the same level.
`void`	`setPersistent(boolean persistent)` Sets whether this Preference is persistent.
`void`	`setSelectable(boolean selectable)` Sets whether this Preference is selectable.
`void`	`setShouldDisableView(boolean shouldDisableView)` Sets whether this Preference should disable its view when it gets disabled.
`void`	`setSummary(CharSequence summary)` Sets the summary for this Preference with a CharSequence.
`void`	`setSummary(int summaryResId)` Sets the summary for this Preference with a resource ID.
`void`	`setTitle(CharSequence title)` Sets the title for this Preference with a CharSequence.
`void`	`setTitle(int titleResId)` Sets the title for this Preference with a resource ID.
`void`	`setWidgetLayoutResource(int widgetLayoutResId)` Sets the layout for the controllable widget portion of this Preference.
`boolean`	`shouldCommit()` Returns whether the `Preference` should commit its saved value(s) in `getEditor()`.
`boolean`	`shouldDisableDependents()` Checks whether this preference's dependents should currently be disabled.
`boolean`	`shouldPersist()` Checks whether, at the given time this method is called, this Preference should store/restore its value(s) into the `SharedPreferences`.
`String`	`toString()` Returns a string representation of the object.

From class


  
    java.lang.Object

`Object`	`clone()` Creates and returns a copy of this object.
`boolean`	`equals(Object obj)` Indicates whether some other object is "equal to" this one.
`void`	`finalize()` Called by the garbage collector on an object when garbage collection determines that there are no more references to the object.
`final Class<?>`	`getClass()` Returns the runtime class of this `Object`.
`int`	`hashCode()` Returns a hash code value for the object.
`final void`	`notify()` Wakes up a single thread that is waiting on this object's monitor.
`final void`	`notifyAll()` Wakes up all threads that are waiting on this object's monitor.
`String`	`toString()` Returns a string representation of the object.
`final void`	`wait(long millis, int nanos)` Causes the current thread to wait until another thread invokes the `notify()` method or the `notifyAll()` method for this object, or some other thread interrupts the current thread, or a certain amount of real time has elapsed.
`final void`	`wait(long millis)` Causes the current thread to wait until either another thread invokes the `notify()` method or the `notifyAll()` method for this object, or a specified amount of time has elapsed.
`final void`	`wait()` Causes the current thread to wait until another thread invokes the `notify()` method or the `notifyAll()` method for this object.

From interface


  
    java.lang.Comparable

Public constructors

PreferenceCategory

Added in API level 21

PreferenceCategory (Context context, 
                AttributeSet attrs, 
                int defStyleAttr, 
                int defStyleRes)

Parameters
`context`	`Context`
`attrs`	`AttributeSet`
`defStyleAttr`	`int`
`defStyleRes`	`int`

PreferenceCategory

Added in API level 1

PreferenceCategory (Context context, 
                AttributeSet attrs, 
                int defStyleAttr)

Parameters
`context`	`Context`
`attrs`	`AttributeSet`
`defStyleAttr`	`int`

PreferenceCategory

Added in API level 1

PreferenceCategory (Context context, 
                AttributeSet attrs)

Parameters
`context`	`Context`
`attrs`	`AttributeSet`

PreferenceCategory

Added in API level 1

PreferenceCategory (Context context)

Parameters
`context`	`Context`

Public methods

isEnabled

Added in API level 1

boolean isEnabled ()

Checks whether this Preference should be enabled in the list.

Returns
`boolean`	True if this Preference is enabled, false otherwise.

shouldDisableDependents

Added in API level 1

boolean shouldDisableDependents ()

Checks whether this preference's dependents should currently be disabled.

Returns
`boolean`	True if the dependents should be disabled, otherwise false.

Protected methods

onPrepareAddPreference

Added in API level 1

boolean onPrepareAddPreference (Preference preference)

Prepares a Preference to be added to the group.

Parameters
`preference`	`Preference`: The preference to add.

Returns
`boolean`	Whether to allow adding the preference (true), or not (false).

Interfaces

Classes

Most visited

Recently visited

Results for

PreferenceCategory

Developer Guides

Summary

Inherited XML attributes

Inherited constants

Public constructors

Public methods

Protected methods

Inherited methods

Public constructors

PreferenceCategory

PreferenceCategory

PreferenceCategory

PreferenceCategory

Public methods

isEnabled

shouldDisableDependents

Protected methods

onPrepareAddPreference