Gets the Object mapped from the specified id, or <code>null</code> if no such data exists. @param resourceId Id of the resource you want to remove. I

Label appended to all public exception strings, used to help find which RV in an app is hitting an exception.

Return the width of the parent RecyclerView @return Width in pixels

Return the height of the parent RecyclerView @return Height in pixels

Returns the total number of items that can be laid out. Note that this number is not necessarily equal to the number of items in the adapter, so you s

@deprecated This method is deprecated because its meaning is ambiguous due to the async handling of adapter updates. Please use {@link #getLayoutPosit

Clear scrap views out of this recycler. Detached views contained within a recycled view pool will remain.

Query if horizontal scrolling is currently supported. The default implementation returns false. @return True if this LayoutManager can scroll the cur

Query if vertical scrolling is currently supported. The default implementation returns false. @return True if this LayoutManager can scroll the curre

Returns the start of the view including its decoration and margin. <p> For example, for the horizontal helper, if a View's left is at pixel 20, has 2p

Returns the end position of the layout after the end padding is removed. @return The end boundary for this layout.

Returns the start position of the layout after the start padding is added. @return The very first pixel we can draw.

Returns true if @return

Return the bottom padding of the parent RecyclerView @return Padding in pixels

Return the right padding of the parent RecyclerView @return Padding in pixels

Return the top padding of the parent RecyclerView @return Padding in pixels

Return the left padding of the parent RecyclerView @return Padding in pixels

Returns the end of the view including its decoration and margin. <p> For example, for the horizontal helper, if a View's right is at pixel 200, has 2p

Returns true if this adapter publishes a unique <code>long</code> value that can act as a key for the item at a given position in the data set. If tha

Removes the mapping from the specified id, if there was any. @param resourceId Id of the resource you want to remove. It is suggested to use R.id. to

The magic functions :). Fills the given layout, defined by the layoutState. This is fairly independent from the rest of the {@link android.support.v7.

Returns the Adapter position of the item represented by this ViewHolder. <p> Note that this might be different than the {@link #getLayoutPosition()} i

Returns the position of the ViewHolder in terms of the latest layout pass. <p> This position is mostly used by RecyclerView components to be consisten

Checks if RecyclerView is in the middle of a layout or scroll and throws an {@link IllegalStateException} if it <b>is</b>. @param message The message

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

Informs the recycler whether this item can be recycled. Views which are not recyclable will not be reused for other items until setIsRecyclable() is l

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 the MeasureSpec mode for the current orientation from the LayoutManager. @return The current measure spec mode. @see View.MeasureSpec @see R

Returns the adapter position that the view this LayoutParams is attached to corresponds to as of latest layout calculation. @return the adapter posit

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

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

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

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

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

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

Return the height measurement spec mode of the RecyclerView. <p> This value is set only if the LayoutManager opts into the auto measure api via {@link

Returns the total space to layout. This number is the difference between {@link #getEndAfterPadding()} and {@link #getStartAfterPadding()}. @return T

Return the width measurement spec mode of the RecyclerView. <p> This value is set only if the LayoutManager opts into the auto measure api via {@link

Returns true if the adapter data item corresponding to the view this LayoutParams is attached to has been removed from the data set. A LayoutManager m

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

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

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

Stops running the SmoothScroller in each animation callback. Note that this does not cancel any existing {@link Action} updated by {@link #onTargetFou

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

Chooses a size from the given specs and parameters that is closest to the desired size and also complies with the spec. @param spec The measureSpec @

The second layout step where we do the actual layout of the views for the final state. This step might be run multiple times if necessary (e.g. measur

Method called when all item animations should be ended immediately. This could happen when other events, like scrolling, occur, so that animating view

Traverses the ancestors of the given view and returns the item view that contains it and also a direct child of the RecyclerView. This returned view c

Returns a unique key to be used while handling change animations. It might be child's position or stable id depending on the adapter type.

Convenience method to find the child closes to end. Caller should check it has enough children. @return The child closes to end of the layout from us

Convenience method to find the child closes to start. Caller should check it has enough children. @return The child closes to start of the layout fro

Calculate a MeasureSpec value for measuring a child view in one dimension. @param parentSize Size of the parent view where the child will be placed @