Returns the Adapter position of the item represented by this ViewHolder with respect to the {@link RecyclerView}'s {@link Adapter}. If the {@link Adap

Returns the space occupied by this View in the perpendicular orientation including decorations and margins. @param view The view element to check @re

Returns the item View which has or contains focus. @return A direct child of RecyclerView which has focus or contains the focused child.

Return the view type of the item at <code>position</code> for the purposes of view recycling. <p>The default implementation of this method returns 0,

Returns true if RecyclerView is attached to window.

Returns whether RecyclerView is currently computing a layout. <p> If this method returns true, it means that RecyclerView is in a lockdown state and a

Returns true if the adapter data item corresponding to the view this LayoutParams is attached to has been changed in the data set. A LayoutManager may

Notify any registered observers that the <code>itemCount</code> items starting at position <code>positionStart</code> have changed. Equivalent to call

Called when {@code count} number of items are removed from the given position. @param position The position of the item which has been removed. @para

The default implementation for {@link ItemTouchHelper.Callback#clearView(RecyclerView, RecyclerView.ViewHolder)}

Check the state of currently pending and running animations. If there are none pending/running, call {@link #dispatchAnimationsFinished()} to notify a

When {@link #areItemsTheSame(T2, T2)} returns {@code true} for two items and {@link #areContentsTheSame(T2, T2)} returns false for them, {@link Callba

Return the current number of child views attached to the parent RecyclerView. This does not include child views that were temporarily detached and/or

Return the stable ID for the item at <code>position</code>. If {@link #hasStableIds()} would return false this method should return {@link #NO_ID}. Th

Returns The itemId represented by this ViewHolder. @return The item's id if adapter has stable ids, {@link RecyclerView#NO_ID} otherwise

@return The host RecyclerView's {@link View#getMinimumHeight()}

@return The host RecyclerView's {@link View#getMinimumWidth()}

Returns the number of span occupied by the item at <code>position</code>. @param position The adapter position of the item @return The number of span

Returns the number of spans occupied by this View. If the View not laid out yet, the return value is <code>undefined</code>. @return The number of sp

Clears the span index cache. GridLayoutManager automatically calls this method when adapter changes occur.

Method which returns whether there are any item animations currently running. This method can be used to determine whether to delay other actions unti

Offsets all children's positions by the given amount. @param amount Value to add to each child's layout parameters

Causes the Runnable to execute on the next animation time step. The runnable will be run on the user interface thread. <p> Calling this method when La

Recycles a cached view and removes the view from the list. Views are added to cache if and only if they are recyclable, so this method does not check

Convenience method to scroll to a certain position. RecyclerView does not implement scrolling logic, rather forwards the call to {@link RecyclerView.

* Add a user's movement to the tracker. You should call this for the * initial {@link MotionEvent#ACTION_DOWN}, the following * {@link Moti

Called by the SortedList when it wants to check whether two items have the same data or not. SortedList uses this information to decide whether it sho

@param startChild View closest to start of the list. (top or left) @param endChild View closest to end of the list (bottom or right)

Helper method reflect data changes to the state. <p> Adapter changes during a scroll may trigger a crash because scroll assumes no data change but dat

Method to be called by subclasses when an add animation is done. @param item The item which has been added

BatchingListUpdateCallback holds onto the last event to see if it can be merged with the next one. When stream of events finish, you should call this

Wrapper around layoutChildren() that handles animating changes caused by layout. Animations work on the assumption that there are five different kinds

Convenience method to find the visible child closes to end. Caller should check if it has enough children. @param completelyVisible Whether child sho

Convenience method to find the visible child closes to start. Caller should check if it has enough children. @param completelyVisible Whether child s

This is for internal use. Not necessarily the child closest to bottom but the first child we find that matches the criteria. This method does not do a

This is for internal use. Not necessarily the child closest to start but the first child we find that matches the criteria. This method does not do an

Finds the view which represents the given adapter position. <p> This method traverses each child since it has no information about child order. Overri

@return the {@link Drawable} for this divider.

Time base for deadline-aware work scheduling. Overridable for testing. Will return 0 to avoid cost of System.nanoTime where deadline-aware work sched

Gets the current duration for which all remove animations will run. @return The current remove duration

Returns the adapter position of the target item @return Adapter position of the target item or {@link RecyclerView#NO_POSITION} if no target view is

Clears the span group index cache. GridLayoutManager automatically calls this method when adapter changes occur.

Notify any registered observers that the currently reflected <code>itemCount</code> items starting at <code>positionStart</code> have been newly inser

Notify any registered observers that the <code>itemCount</code> items previously located at <code>positionStart</code> have been removed from the data

Called when an item changes its position in the list. @param fromPosition The previous position of the item before the move. @param toPosition The

* A view should call this when content is pulled away from an edge by the user. * This will update the state of the current visual effect and its

This method is called whenever the view in the ViewHolder is recycled. RecyclerView calls this method right before clearing ViewHolder's internal dat

Post a runnable to the next frame to run pending item animations. Only the first such request will be posted, governed by the mPostedAnimatorRunner fl

internal implementation checks if view is scrapped or attached and throws an exception if so. Public version un-scraps before calling recycle.

Removes all views and recycles them using the given recycler. <p> If you want to clean cached views as well, you should call {@link Recycler#clear()}

Unmarks a child view as hidden. @param child View to hide.

Remove a previously scrapped view from the pool of eligible scrap. <p>This view will no longer be eligible for reuse until re-scrapped or until it is

Adds the given items to the list. Equivalent to calling {@link SortedList#add} in a loop, except the callback events may be in a different order/granu

Adds a view to the animatingViews list. mAnimatingViews holds the child views that are currently being kept around purely for the purpose of being ani