added in version 26.1.0
belongs to Maven artifact com.android.support:recyclerview-v7:28.0.0-alpha1

Summary: Ctors | Methods | Inherited Methods | [Expand All]

RecyclerViewAccessibilityDelegate.ItemDelegate

This package is part of the Android support library which is no longer maintained. The support library has been superseded by AndroidX which is part of Jetpack. We recommend using the AndroidX libraries in all new projects. You should also consider migrating existing projects to AndroidX. To find the AndroidX class that maps to this deprecated class, see the AndroidX support library class mappings.

public static class RecyclerViewAccessibilityDelegate.ItemDelegate
extends AccessibilityDelegateCompat

java.lang.Object
↳	android.support.v4.view.AccessibilityDelegateCompat
	↳	android.support.v7.widget.RecyclerViewAccessibilityDelegate.ItemDelegate

---

The default implementation of accessibility delegate for the individual items of the RecyclerView.

If you are overriding RecyclerViewAccessibilityDelegate#getItemDelegate() but still want to keep some default behavior, you can create an instance of this class and delegate to the parent as necessary.

Summary

Public constructors
RecyclerViewAccessibilityDelegate.ItemDelegate(RecyclerViewAccessibilityDelegate recyclerViewDelegate) Creates an item delegate for the given RecyclerViewAccessibilityDelegate.

Public methods
void	onInitializeAccessibilityNodeInfo(View host, AccessibilityNodeInfoCompat info) Initializes an AccessibilityNodeInfoCompat with information about the host view.
boolean	performAccessibilityAction(View host, int action, Bundle args) Performs the specified accessibility action on the view.

Inherited methods
From class android.support.v4.view.AccessibilityDelegateCompat boolean dispatchPopulateAccessibilityEvent(View host, AccessibilityEvent event) Dispatches an AccessibilityEvent to the host View first and then to its children for adding their text content to the event. AccessibilityNodeProviderCompat getAccessibilityNodeProvider(View host) Gets the provider for managing a virtual view hierarchy rooted at this View and reported to AccessibilityServices that explore the window content. void onInitializeAccessibilityEvent(View host, AccessibilityEvent event) Initializes an AccessibilityEvent with information about the the host View which is the event source. void onInitializeAccessibilityNodeInfo(View host, AccessibilityNodeInfoCompat info) Initializes an AccessibilityNodeInfoCompat with information about the host view. void onPopulateAccessibilityEvent(View host, AccessibilityEvent event) Gives a chance to the host View to populate the accessibility event with its text content. boolean onRequestSendAccessibilityEvent(ViewGroup host, View child, AccessibilityEvent event) Called when a child of the host View has requested sending an AccessibilityEvent and gives an opportunity to the parent (the host) to augment the event. boolean performAccessibilityAction(View host, int action, Bundle args) Performs the specified accessibility action on the view. void sendAccessibilityEvent(View host, int eventType) Sends an accessibility event of the given type. void sendAccessibilityEventUnchecked(View host, AccessibilityEvent event) Sends an accessibility event.
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

RecyclerViewAccessibilityDelegate.ItemDelegate

added in version 26.1.0

RecyclerViewAccessibilityDelegate.ItemDelegate (RecyclerViewAccessibilityDelegate recyclerViewDelegate)

Creates an item delegate for the given RecyclerViewAccessibilityDelegate.

Parameters
recyclerViewDelegate	RecyclerViewAccessibilityDelegate: The parent RecyclerView's accessibility delegate.

Public methods

onInitializeAccessibilityNodeInfo

added in version 26.1.0

void onInitializeAccessibilityNodeInfo (View host, 
                AccessibilityNodeInfoCompat info)

Initializes an AccessibilityNodeInfoCompat with information about the host view.

The default implementation behaves as ViewCompat#onInitializeAccessibilityNodeInfo(View, AccessibilityNodeInfoCompat) for the case of no accessibility delegate been set.

Parameters
host	View: The View hosting the delegate.
info	AccessibilityNodeInfoCompat: The instance to initialize.

performAccessibilityAction

added in version 26.1.0

boolean performAccessibilityAction (View host, 
                int action, 
                Bundle args)

Performs the specified accessibility action on the view. For possible accessibility actions look at AccessibilityNodeInfoCompat.

The default implementation behaves as View#performAccessibilityAction(int, Bundle) for the case of no accessibility delegate been set.

Parameters
host	View
action	int: The action to perform.
args	Bundle

Returns
boolean	Whether the action was performed.

• Annotations

  • RecyclerView.EdgeEffectFactory.EdgeDirection
  • RecyclerView.ItemAnimator.AdapterChanges

• Interfaces

  • ActionMenuView.OnMenuItemClickListener
  • PopupMenu.OnDismissListener
  • PopupMenu.OnMenuItemClickListener
  • RecyclerView.ChildDrawingOrderCallback
  • RecyclerView.ItemAnimator.ItemAnimatorFinishedListener
  • RecyclerView.LayoutManager.LayoutPrefetchRegistry
  • RecyclerView.OnChildAttachStateChangeListener
  • RecyclerView.OnItemTouchListener
  • RecyclerView.RecyclerListener
  • RecyclerView.SmoothScroller.ScrollVectorProvider
  • SearchView.OnCloseListener
  • SearchView.OnQueryTextListener
  • SearchView.OnSuggestionListener
  • ShareActionProvider.OnShareTargetSelectedListener
  • ThemedSpinnerAdapter
  • Toolbar.OnMenuItemClickListener

• Classes

  • ActionMenuView
  • ActionMenuView.LayoutParams
  • AppCompatAutoCompleteTextView
  • AppCompatButton
  • AppCompatCheckBox
  • AppCompatCheckedTextView
  • AppCompatEditText
  • AppCompatImageButton
  • AppCompatImageView
  • AppCompatMultiAutoCompleteTextView
  • AppCompatRadioButton
  • AppCompatRatingBar
  • AppCompatSeekBar
  • AppCompatSpinner
  • AppCompatTextView
  • CardView
  • DefaultItemAnimator
  • DividerItemDecoration
  • GridLayout
  • GridLayout.Alignment
  • GridLayout.LayoutParams
  • GridLayout.Spec
  • GridLayoutManager
  • GridLayoutManager.DefaultSpanSizeLookup
  • GridLayoutManager.LayoutParams
  • GridLayoutManager.SpanSizeLookup
  • LinearLayoutCompat
  • LinearLayoutCompat.LayoutParams
  • LinearLayoutManager
  • LinearLayoutManager.LayoutChunkResult
  • LinearSmoothScroller
  • LinearSnapHelper
  • ListPopupWindow
  • OrientationHelper
  • PagerSnapHelper
  • PopupMenu
  • RecyclerView
  • RecyclerView.Adapter
  • RecyclerView.AdapterDataObserver
  • RecyclerView.EdgeEffectFactory
  • RecyclerView.ItemAnimator
  • RecyclerView.ItemAnimator.ItemHolderInfo
  • RecyclerView.ItemDecoration
  • RecyclerView.LayoutManager
  • RecyclerView.LayoutManager.Properties
  • RecyclerView.LayoutParams
  • RecyclerView.OnFlingListener
  • RecyclerView.OnScrollListener
  • RecyclerView.RecycledViewPool
  • RecyclerView.Recycler
  • RecyclerView.SimpleOnItemTouchListener
  • RecyclerView.SmoothScroller
  • RecyclerView.SmoothScroller.Action
  • RecyclerView.State
  • RecyclerView.ViewCacheExtension
  • RecyclerView.ViewHolder
  • RecyclerViewAccessibilityDelegate
  • RecyclerViewAccessibilityDelegate.ItemDelegate
  • SearchView
  • ShareActionProvider
  • SimpleItemAnimator
  • SnapHelper
  • StaggeredGridLayoutManager
  • StaggeredGridLayoutManager.LayoutParams
  • SwitchCompat
  • ThemedSpinnerAdapter.Helper
  • Toolbar
  • Toolbar.LayoutParams
  • Toolbar.SavedState
  • TooltipCompat