Summary: Ctors | Methods | Inherited Methods

ExpandableWidgetHelper

public final class ExpandableWidgetHelper
extends Object

java.lang.Object
↳	com.google.android.material.expandable.ExpandableWidgetHelper

ExpandableWidgetHelper is a helper class for writing custom ExpandableWidgets and ExpandableTransformationWidget. Please see the interface documentation when implementing your custom class.

Summary

Public constructors
`ExpandableWidgetHelper(ExpandableWidget widget)` Call this from the constructor.

Public methods
`int`	`getExpandedComponentIdHint()` Call this from `ExpandableTransformationWidget.getExpandedComponentIdHint()`.
`boolean`	`isExpanded()` Call this from `ExpandableWidget.isExpanded()`.
`void`	`onRestoreInstanceState(Bundle state)` Call this from `View.onRestoreInstanceState(Parcelable)`.
`Bundle`	`onSaveInstanceState()` Call this from `View.onSaveInstanceState()`.
`boolean`	`setExpanded(boolean expanded)` Call this from `ExpandableWidget.setExpanded(boolean)`.
`void`	`setExpandedComponentIdHint(int expandedComponentIdHint)` Call this from `ExpandableTransformationWidget.setExpandedComponentIdHint(int)`.

Inherited methods

From class


        
          java.lang.Object

`Object`	`clone()`
`boolean`	`equals(Object arg0)`
`void`	`finalize()`
`final Class<?>`	`getClass()`
`int`	`hashCode()`
`final void`	`notify()`
`final void`	`notifyAll()`
`String`	`toString()`
`final void`	`wait(long arg0, int arg1)`
`final void`	`wait(long arg0)`
`final void`	`wait()`

Public constructors

ExpandableWidgetHelper

public ExpandableWidgetHelper (ExpandableWidget widget)

Call this from the constructor.

Parameters
`widget`	`ExpandableWidget`

Public methods

getExpandedComponentIdHint

public int getExpandedComponentIdHint ()

Call this from ExpandableTransformationWidget.getExpandedComponentIdHint().

Returns
`int`

isExpanded

public boolean isExpanded ()

Call this from ExpandableWidget.isExpanded().

Returns
`boolean`

onRestoreInstanceState

public void onRestoreInstanceState (Bundle state)

Call this from View.onRestoreInstanceState(Parcelable).

Parameters
`state`	`Bundle`

onSaveInstanceState

public Bundle onSaveInstanceState ()

Call this from View.onSaveInstanceState().

Returns
`Bundle`

setExpanded

public boolean setExpanded (boolean expanded)

Call this from ExpandableWidget.setExpanded(boolean).

Parameters
`expanded`	`boolean`

Returns
`boolean`

setExpandedComponentIdHint

public void setExpandedComponentIdHint (int expandedComponentIdHint)

Call this from ExpandableTransformationWidget.setExpandedComponentIdHint(int).

Parameters
`expandedComponentIdHint`	`int`