added in version 22.1.0
  
  
android.support.v7.widget
Annotations
| RecyclerView.EdgeEffectFactory.EdgeDirection | |
| RecyclerView.ItemAnimator.AdapterChanges | The set of flags that might be passed to recordPreLayoutInformation(State, ViewHolder, int, List). | 
Interfaces
| ActionMenuView.OnMenuItemClickListener | Interface responsible for receiving menu item click events if the items themselves do not have individual item click listeners. | 
| PopupMenu.OnDismissListener | Callback interface used to notify the application that the menu has closed. | 
| PopupMenu.OnMenuItemClickListener | Interface responsible for receiving menu item click events if the items themselves do not have individual item click listeners. | 
| RecyclerView.ChildDrawingOrderCallback | A callback interface that can be used to alter the drawing order of RecyclerView children. | 
| RecyclerView.ItemAnimator.ItemAnimatorFinishedListener | This interface is used to inform listeners when all pending or running animations in an ItemAnimator are finished. | 
| RecyclerView.LayoutManager.LayoutPrefetchRegistry | Interface for LayoutManagers to request items to be prefetched, based on position, with specified distance from viewport, which indicates priority. | 
| RecyclerView.OnChildAttachStateChangeListener | A Listener interface that can be attached to a RecylcerView to get notified whenever a ViewHolder is attached to or detached from RecyclerView. | 
| RecyclerView.OnItemTouchListener | An OnItemTouchListener allows the application to intercept touch events in progress at the view hierarchy level of the RecyclerView before those touch events are considered for RecyclerView's own scrolling behavior. | 
| RecyclerView.RecyclerListener | A RecyclerListener can be set on a RecyclerView to receive messages whenever a view is recycled. | 
| RecyclerView.SmoothScroller.ScrollVectorProvider | An interface which is optionally implemented by custom RecyclerView.LayoutManagerto provide a hint to aRecyclerView.SmoothScrollerabout the location of the target position. | 
| SearchView.OnCloseListener | |
| SearchView.OnQueryTextListener | Callbacks for changes to the query text. | 
| SearchView.OnSuggestionListener | Callback interface for selection events on suggestions. | 
| ShareActionProvider.OnShareTargetSelectedListener | Listener for the event of selecting a share target. | 
| ThemedSpinnerAdapter | An extension of SpinnerAdapter that is capable of inflating drop-down views against a different theme than normal views. | 
| Toolbar.OnMenuItemClickListener | Interface responsible for receiving menu item click events if the items themselves do not have individual item click listeners. | 
Classes
| ActionMenuView | ActionMenuView is a presentation of a series of menu options as a View. | 
| ActionMenuView.LayoutParams | |
| AppCompatAutoCompleteTextView | A AutoCompleteTextViewwhich supports compatible features on older versions of the
 platform, including:
 | 
| AppCompatButton | A Buttonwhich supports compatible features on older versions of the platform,
 including:
 | 
| AppCompatCheckBox | A CheckBoxwhich supports compatible features on older versions of the platform,
 including:
 | 
| AppCompatCheckedTextView | A CheckedTextViewwhich supports compatible features on older versions of the platform. | 
| AppCompatEditText | A EditTextwhich supports compatible features on older versions of the platform,
 including:
 | 
| AppCompatImageButton | A ImageButtonwhich supports compatible features on older versions of the platform,
 including:
 | 
| AppCompatImageView | A ImageViewwhich supports compatible features on older versions of the platform,
 including:
 | 
| AppCompatMultiAutoCompleteTextView | A MultiAutoCompleteTextViewwhich supports compatible features on older version of the
 platform, including:
 | 
| AppCompatRadioButton | A RadioButtonwhich supports compatible features on older versions of the platform,
 including:
 | 
| AppCompatRatingBar | A RatingBarwhich supports compatible features on older versions of the platform. | 
| AppCompatSeekBar | A SeekBarwhich supports compatible features on older versions of the platform. | 
| AppCompatSpinner | A Spinnerwhich supports compatible features on older versions of the platform,
 including:
 | 
| AppCompatTextView | A TextViewwhich supports compatible features on older versions of the platform,
 including:
 | 
| CardView | A FrameLayout with a rounded corner background and shadow. | 
| DefaultItemAnimator | This implementation of RecyclerView.ItemAnimatorprovides basic
 animations on remove, add, and move events that happen to the items in
 a RecyclerView. | 
| DividerItemDecoration | DividerItemDecoration is a RecyclerView.ItemDecorationthat can be used as a divider
 between items of aLinearLayoutManager. | 
| GridLayout | A layout that places its children in a rectangular grid. | 
| GridLayout.Alignment | Alignments specify where a view should be placed within a cell group and what size it should be. | 
| GridLayout.LayoutParams | Layout information associated with each of the children of a GridLayout. | 
| GridLayout.Spec | A Spec defines the horizontal or vertical characteristics of a group of cells. | 
| GridLayoutManager | A RecyclerView.LayoutManagerimplementations that lays out items in a grid. | 
| GridLayoutManager.DefaultSpanSizeLookup | Default implementation for GridLayoutManager.SpanSizeLookup. | 
| GridLayoutManager.LayoutParams | LayoutParams used by GridLayoutManager. | 
| GridLayoutManager.SpanSizeLookup | A helper class to provide the number of spans each item occupies. | 
| LinearLayoutCompat | A Layout that arranges its children in a single column or a single row. | 
| LinearLayoutCompat.LayoutParams | Per-child layout information associated with ViewLinearLayout. | 
| LinearLayoutManager | A RecyclerView.LayoutManagerimplementation which provides
 similar functionality toListView. | 
| LinearLayoutManager.LayoutChunkResult | |
| LinearSmoothScroller | RecyclerView.SmoothScrollerimplementation which uses aLinearInterpolatoruntil
 the target position becomes a child of the RecyclerView and then uses aDecelerateInterpolatorto slowly approach to target position. | 
| LinearSnapHelper | Implementation of the SnapHelpersupporting snapping in either vertical or horizontal
 orientation. | 
| ListPopupWindow | Static library support version of the framework's ListPopupWindow. | 
| OrientationHelper | Helper class for LayoutManagers to abstract measurements depending on the View's orientation. | 
| PagerSnapHelper | Implementation of the SnapHelpersupporting pager style snapping in either vertical or
 horizontal orientation. | 
| PopupMenu | Static library support version of the framework's PopupMenu. | 
| RecyclerView | A flexible view for providing a limited window into a large data set. | 
| RecyclerView.Adapter<VH extends RecyclerView.ViewHolder> | Base class for an Adapter Adapters provide a binding from an app-specific data set to views that are displayed
 within a  | 
| RecyclerView.AdapterDataObserver | Observer base class for watching changes to an RecyclerView.Adapter. | 
| RecyclerView.EdgeEffectFactory | EdgeEffectFactory lets you customize the over-scroll edge effect for RecyclerViews. | 
| RecyclerView.ItemAnimator | This class defines the animations that take place on items as changes are made to the adapter. | 
| RecyclerView.ItemAnimator.ItemHolderInfo | A simple data structure that holds information about an item's bounds. | 
| RecyclerView.ItemDecoration | An ItemDecoration allows the application to add a special drawing and layout offset to specific item views from the adapter's data set. | 
| RecyclerView.LayoutManager | A LayoutManageris responsible for measuring and positioning item views
 within aRecyclerViewas well as determining the policy for when to recycle
 item views that are no longer visible to the user. | 
| RecyclerView.LayoutManager.Properties | Some general properties that a LayoutManager may want to use. | 
| RecyclerView.LayoutParams | LayoutParamssubclass for children ofRecyclerView. | 
| RecyclerView.OnFlingListener | This class defines the behavior of fling if the developer wishes to handle it. | 
| RecyclerView.OnScrollListener | An OnScrollListener can be added to a RecyclerView to receive messages when a scrolling event has occurred on that RecyclerView. | 
| RecyclerView.RecycledViewPool | RecycledViewPool lets you share Views between multiple RecyclerViews. | 
| RecyclerView.Recycler | A Recycler is responsible for managing scrapped or detached item views for reuse. | 
| RecyclerView.SimpleOnItemTouchListener | An implementation of RecyclerView.OnItemTouchListenerthat has empty method bodies
 and default return values. | 
| RecyclerView.SmoothScroller | Base class for smooth scrolling. | 
| RecyclerView.SmoothScroller.Action | Holds information about a smooth scroll request by a RecyclerView.SmoothScroller. | 
| RecyclerView.State | Contains useful information about the current RecyclerView state like target scroll position or view focus. | 
| RecyclerView.ViewCacheExtension | ViewCacheExtension is a helper class to provide an additional layer of view caching that can be controlled by the developer. | 
| RecyclerView.ViewHolder | A ViewHolder describes an item view and metadata about its place within the RecyclerView. | 
| RecyclerViewAccessibilityDelegate | The AccessibilityDelegate used by RecyclerView. | 
| RecyclerViewAccessibilityDelegate.ItemDelegate | The default implementation of accessibility delegate for the individual items of the RecyclerView. | 
| SearchView | A widget that provides a user interface for the user to enter a search query and submit a request to a search provider. | 
| ShareActionProvider | Provides a share action, which is suitable for an activity's app bar. | 
| SimpleItemAnimator | A wrapper class for ItemAnimator that records View bounds and decides whether it should run move, change, add or remove animations. | 
| SnapHelper | Class intended to support snapping for a RecyclerView. | 
| StaggeredGridLayoutManager | A LayoutManager that lays out children in a staggered grid formation. | 
| StaggeredGridLayoutManager.LayoutParams | LayoutParams used by StaggeredGridLayoutManager. | 
| SwitchCompat | SwitchCompat is a version of the Switch widget which on devices back to API v7. | 
| ThemedSpinnerAdapter.Helper | A helper class which allows easy integration of ThemedSpinnerAdapterinto existingSpinnerAdapters in a backwards compatible way. | 
| Toolbar | A standard toolbar for use within application content. | 
| Toolbar.LayoutParams | Layout information for child views of Toolbars. | 
| Toolbar.SavedState | |
| TooltipCompat | Helper class used to emulate the behavior of setTooltipText(CharSequence)prior
 to API level 26. | 
- Annotations
- 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
 
