Cross Reference: /frameworks/support/v7/recyclerview/src/android/support/v7/widget/SnapHelper.java

Lines Matching refs:RecyclerView
21 import android.support.v7.widget.RecyclerView.LayoutManager;
22 import android.support.v7.widget.RecyclerView.SmoothScroller.ScrollVectorProvider;
29  * Class intended to support snapping for a {@link RecyclerView}.
32  * {@link RecyclerView.LayoutManager} must implement the {@link ScrollVectorProvider} interface or
35 public abstract class SnapHelper extends RecyclerView.OnFlingListener {
39     RecyclerView mRecyclerView;
43     private final RecyclerView.OnScrollListener mScrollListener =
44             new RecyclerView.OnScrollListener() {
48                 public void onScrollStateChanged(RecyclerView recyclerView, int newState) {
50                     if (newState == RecyclerView.SCROLL_STATE_IDLE && mScrolled) {
57                 public void onScrolled(RecyclerView recyclerView, int dx, int dy) {
70         RecyclerView.Adapter adapter = mRecyclerView.getAdapter();
80      * Attaches the {@link SnapHelper} to the provided RecyclerView, by calling
81      * {@link RecyclerView#setOnFlingListener(RecyclerView.OnFlingListener)}.
82      * You can call this method with {@code null} to detach it from the current RecyclerView.
84      * @param recyclerView The RecyclerView instance to which you want to add this helper or
86      *                     RecyclerView.
88      * @throws IllegalArgumentException if there is already a {@link RecyclerView.OnFlingListener}
89      * attached to the provided {@link RecyclerView}.
92     public void attachToRecyclerView(@Nullable RecyclerView recyclerView)
110      * Called when an instance of a {@link RecyclerView} is attached.
121      * Called when the instance of a {@link RecyclerView} is detached.
150      *                      {@link RecyclerView}.
162         RecyclerView.SmoothScroller smoothScroller = createSnapScroller(layoutManager);
168         if (targetPosition == RecyclerView.NO_POSITION) {
178      * Snaps to a target view which currently exists in the attached {@link RecyclerView}. This
179      * method is used to snap the view when the {@link RecyclerView} is first attached; when
203      * @param layoutManager     The {@link RecyclerView.LayoutManager} associated with the attached
204      *                          {@link RecyclerView}.
215             protected void onTargetFound(View targetView, RecyclerView.State state, Action action) {
240      * @param layoutManager the {@link RecyclerView.LayoutManager} associated with the attached
241      *                      {@link RecyclerView}
262      * @param layoutManager the {@link RecyclerView.LayoutManager} associated with the attached
263      *                      {@link RecyclerView}
274      * @param layoutManager the {@link RecyclerView.LayoutManager} associated with the attached
275      *                      {@link RecyclerView}
279      * @return the target adapter position to you want to snap or {@link RecyclerView#NO_POSITION}