Java 类android.support.v7.widget.helper.ItemTouchHelper.Callback 实例源码

public int getMovementFlags(RecyclerView recyclerView, ViewHolder viewHolder) {
    int dragFlags;
    LayoutManager manager = recyclerView.getLayoutManager();
    if ((manager instanceof GridLayoutManager) || (manager instanceof StaggeredGridLayoutManager)) {
        dragFlags = 15;
    } else {
        dragFlags = 3;
    }
    return Callback.makeMovementFlags(dragFlags, 0);
}