Java Code Examples for android.support.v7.widget.RecyclerView#setOverScrollMode()

public RecyclerView generateMenuView(boolean enableNestedScrolling) {
    //Create menu view
    RecyclerView mMenuView = new RecyclerView(mContext);
    mMenuView.setOverScrollMode(RecyclerView.OVER_SCROLL_NEVER);
    mMenuView.setBackgroundColor(Color.TRANSPARENT);
    mMenuView.setLayoutParams(matchParams);
    final int padding = dpToPx(mContext, 10);
    mMenuView.setPadding(padding, padding, padding, padding);
    mMenuView.setNestedScrollingEnabled(enableNestedScrolling);
    return mMenuView;
}
 

/**
     * 通过反射替换默认的Item动画 (解决在某些机型上的crash问题)
     */
    private void initItemAnimator() {
        try {
            Field field = RecyclerView.LayoutManager.class.getDeclaredField("mRecyclerView");
            field.setAccessible(true);
            RecyclerView recyclerView = (RecyclerView) field.get(this);
            if (recyclerView != null) {
                recyclerView.setOverScrollMode(View.OVER_SCROLL_NEVER);
                recyclerView.setHorizontalScrollBarEnabled(false);
                recyclerView.setVerticalScrollBarEnabled(false);
                if (recyclerView.getItemAnimator() != mItemAnimator) {
                    recyclerView.setItemAnimator(mItemAnimator);
                }
            }
//            recyclerView.setItemAnimator(null);
            mRecycler.setViewCacheSize(mCacheCount);
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
 

public void initRecyclerView(View view) {
    recyclerView = (RecyclerView) view.findViewById(R.id.v_scroll);
    recyclerView.setOverScrollMode(View.OVER_SCROLL_NEVER);

    LinearLayoutManager mLayoutMgr = new LinearLayoutManager(getContext());
    recyclerView.setLayoutManager(mLayoutMgr);

    recyclerAdapter = new RecyclerAdapter();
    recyclerView.setAdapter(recyclerAdapter);
    recyclerView.addOnScrollListener(mOnScrollListener);

    if (mLoadingFooter == null) {
        mLoadingFooter = new LoadingFooter(getContext());
        recyclerAdapter.setFooterView(mLoadingFooter);
    }

    getDataTask();
}
 

private void initRecyclerView(View view) {
    RecyclerView recyclerView = (RecyclerView) view.findViewById(R.id.content_list);
    recyclerView.setOnTouchListener(new VerticalVPOnTouchListener((DummyViewPager) getArguments().getSerializable("viewpager")));//set the vertical scroll controller
    recyclerView.setOverScrollMode(View.OVER_SCROLL_NEVER);
    recyclerView.setLayoutManager(new LinearLayoutManager(getActivity()));
    recyclerView.setAdapter(new ContentAdapter(getPosition()));
}
 

private void initView() {
    mPullRereshLayout = new PullToRefreshLayout(mContext);
    addView(mPullRereshLayout, new ViewGroup.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT,
            ViewGroup.LayoutParams.MATCH_PARENT));

    mRecyclerView = new RecyclerView(mContext);
    mRecyclerView.setHasFixedSize(true);
    mRecyclerView.setOverScrollMode(SCROLL_AXIS_NONE);
    mPullRereshLayout.addView(mRecyclerView,
            new ViewGroup.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT,
                    ViewGroup.LayoutParams.WRAP_CONTENT));

    init();
}
 

HeaderViewHolder(View itemView) {
    super(itemView);
    ButterKnife.bind(this, itemView);
    RecyclerView recyclerView = itemView.findViewById(R.id.recyclerview);
    recyclerView.setItemAnimator(new DefaultItemAnimator());
    recyclerView.setLayoutManager(new LinearLayoutManager(mContext, LinearLayoutManager.HORIZONTAL, true));
    recyclerView.setHasFixedSize(true);

    String[] urls = mContext.getResources().getStringArray(R.array.about_social_links);
    if (urls.length == 0) {
        recyclerView.setVisibility(View.GONE);

        subtitle.setPadding(
                subtitle.getPaddingLeft(),
                subtitle.getPaddingTop(),
                subtitle.getPaddingRight(),
                subtitle.getPaddingBottom() + mContext.getResources().getDimensionPixelSize(R.dimen.content_margin));
    } else {
        if (recyclerView.getLayoutParams() instanceof LinearLayout.LayoutParams) {
            LinearLayout.LayoutParams params = (LinearLayout.LayoutParams) recyclerView.getLayoutParams();
            if (urls.length < 7) {
                params.width = LinearLayout.LayoutParams.WRAP_CONTENT;
                params.gravity = Gravity.CENTER_HORIZONTAL;
                recyclerView.setOverScrollMode(View.OVER_SCROLL_NEVER);
            }
        }
        recyclerView.setAdapter(new AboutSocialAdapter(mContext, urls));
    }

    subtitle.setHtml(mContext.getResources().getString(R.string.about_desc));

    CardView card = itemView.findViewById(R.id.card);
    if (!Preferences.get(mContext).isShadowEnabled()) {
        if (card != null) card.setCardElevation(0);

        profile.setShadowRadius(0f);
        profile.setShadowColor(Color.TRANSPARENT);
    }
}
 

public ItemOptionView(@NonNull Context context, @Nullable AttributeSet attrs) {
    super(context, attrs);
    this.DRAG_THRESHOLD = 20.0f;
    _paint = new Paint(1);
    _registeredDropTargetEntries = new HashMap<>();
    _tempArrayOfInt2 = new int[2];
    _dragLocation = new PointF();
    _dragLocationStart = new PointF();
    _dragLocationConverted = new PointF();
    _overlayIconScale = 1.0f;
    _overlayPopupAdapter = new FastItemAdapter<>();
    _previewLocation = new PointF();
    _slideInLeftAnimator = new SlideInLeftAnimator(new AccelerateDecelerateInterpolator());
    _slideInRightAnimator = new SlideInRightAnimator(new AccelerateDecelerateInterpolator());
    _paint.setFilterBitmap(true);
    _paint.setColor(Setup.appSettings().getDesktopFolderColor());
    _overlayView = new OverlayView();
    _overlayPopup = new RecyclerView(context);
    _overlayPopup.setVisibility(View.INVISIBLE);
    _overlayPopup.setAlpha(0);
    _overlayPopup.setOverScrollMode(2);
    _overlayPopup.setLayoutManager(new LinearLayoutManager(context, 1, false));
    _overlayPopup.setItemAnimator(_slideInLeftAnimator);
    _overlayPopup.setAdapter(_overlayPopupAdapter);
    addView(_overlayView, new LayoutParams(-1, -1));
    addView(_overlayPopup, new LayoutParams(-2, -2));
    setWillNotDraw(false);
}
 

private RecyclerView createRecyclerView(FastAdapter adapter, int gravity, int paddingHorizontal) {
    RecyclerView actionRecyclerView = new RecyclerView(getContext());
    LinearLayoutManager linearLayoutManager = new LinearLayoutManager(getContext(), LinearLayoutManager.HORIZONTAL, false);
    actionRecyclerView.setClipToPadding(false);
    actionRecyclerView.setPadding(paddingHorizontal, 0, paddingHorizontal, 0);
    actionRecyclerView.setLayoutManager(linearLayoutManager);
    actionRecyclerView.setAdapter(adapter);
    actionRecyclerView.setOverScrollMode(OVER_SCROLL_ALWAYS);
    LayoutParams actionRecyclerViewLP = new LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.WRAP_CONTENT);
    actionRecyclerViewLP.gravity = gravity;

    addView(actionRecyclerView, actionRecyclerViewLP);
    return actionRecyclerView;
}
 

/**
 * 初始化数据列表视图
 * @param context
 */
private void initRecyclerView(Context context) {

    mLinearLayoutManager = new LinearLayoutManager(context);
    mRecyclerView = new RecyclerView(context);
    mRecyclerView.setVerticalScrollBarEnabled(false);
    mRecyclerView.setOverScrollMode(View.OVER_SCROLL_NEVER);
    mRecyclerView.setLayoutManager(mLinearLayoutManager);
    mRecyclerView.addOnScrollListener(new RecyclerViewScrollListener());

    LayoutParams layoutParams = new LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT);
    addView(mRecyclerView, layoutParams);
}
 

private void init(Context context, AttributeSet attrs) {
    this.mContext = context;
    this.mExecutorService = Executors.newSingleThreadExecutor();
    PADDING_RIGHT_OVERLAY = (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 80, getResources().getDisplayMetrics());

    if (attrs != null) {
        TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.IndexableRecyclerView);
        mBarTextColor = a.getColor(R.styleable.IndexableRecyclerView_indexBar_textColor, ContextCompat.getColor(context, R.color.default_indexBar_textColor));
        mBarTextSize = a.getDimension(R.styleable.IndexableRecyclerView_indexBar_textSize, getResources().getDimension(R.dimen.default_indexBar_textSize));
        mBarFocusTextColor = a.getColor(R.styleable.IndexableRecyclerView_indexBar_selectedTextColor, ContextCompat.getColor(context, R.color.default_indexBar_selectedTextColor));
        mBarTextSpace = a.getDimension(R.styleable.IndexableRecyclerView_indexBar_textSpace, getResources().getDimension(R.dimen.default_indexBar_textSpace));
        mBarBg = a.getDrawable(R.styleable.IndexableRecyclerView_indexBar_background);
        mBarWidth = a.getDimension(R.styleable.IndexableRecyclerView_indexBar_layout_width, getResources().getDimension(R.dimen.default_indexBar_layout_width));
        a.recycle();
    }

    if (mContext instanceof Activity) {
        ((Activity) mContext).getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_ADJUST_PAN);
    }

    mRecy = new RecyclerView(context);
    mRecy.setVerticalScrollBarEnabled(false);
    mRecy.setOverScrollMode(View.OVER_SCROLL_NEVER);
    addView(mRecy, new LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT));

    mIndexBar = new IndexBar(context);
    mIndexBar.init(mBarBg, mBarTextColor, mBarFocusTextColor, mBarTextSize, mBarTextSpace);
    LayoutParams params = new LayoutParams((int) mBarWidth, LayoutParams.WRAP_CONTENT);
    params.gravity = Gravity.END | Gravity.CENTER_VERTICAL;
    addView(mIndexBar, params);

    mRealAdapter = new RealAdapter();
    mRecy.setHasFixedSize(true);
    mRecy.setAdapter(mRealAdapter);

    initListener();
}
 

public void initRecyclerView(View view) {
    recyclerView = (RecyclerView) view.findViewById(R.id.v_scroll);
    recyclerView.setOverScrollMode(View.OVER_SCROLL_NEVER);

    GridLayoutManager mLayoutMgr = new GridLayoutManager(getActivity(), 3);
    recyclerView.setLayoutManager(mLayoutMgr);

    PhotoAdapter recyclerAdapter = new PhotoAdapter();
    recyclerAdapter.setPhotos(createItemList());
    recyclerView.setAdapter(recyclerAdapter);
}
 

private void initListView() {
    // RecyclerView
    messageListView = (RecyclerView) rootView.findViewById(R.id.messageListView);
    messageListView.setLayoutManager(new LinearLayoutManager(container.activity));
    messageListView.requestDisallowInterceptTouchEvent(true);
    messageListView.addOnScrollListener(new RecyclerView.OnScrollListener() {
        @Override
        public void onScrollStateChanged(RecyclerView recyclerView, int newState) {
            super.onScrollStateChanged(recyclerView, newState);
            if (newState != RecyclerView.SCROLL_STATE_IDLE) {
                container.proxy.shouldCollapseInputPanel();
            }
        }
    });
    messageListView.setOverScrollMode(View.OVER_SCROLL_NEVER);

    // adapter
    items = new LinkedList<>();
    adapter = new ChatRoomMsgAdapter(messageListView, items, container);
    adapter.closeLoadAnimation();
    adapter.setFetchMoreView(new MsgListFetchLoadMoreView());
    adapter.setLoadMoreView(new MsgListFetchLoadMoreView());
    adapter.setEventListener(new MsgItemEventListener());
    adapter.setOnFetchMoreListener(new MessageLoader()); // load from start
    messageListView.setAdapter(adapter);

    messageListView.addOnItemTouchListener(listener);
}
 

@Override
protected void init(View view) {
    //unset fadin
    try {
        Field field = _grid.getClass().getDeclaredField("_recycler");
        field.setAccessible(true);
        RecyclerView v = (RecyclerView) field.get(_grid);
        v.setFadingEdgeLength(0);
        v.setOverScrollMode(View.OVER_SCROLL_NEVER);
    } catch (Exception e) {
        e.printStackTrace();
    }
    _grid.setRecyclerColumnsListener(this);
    _grid.setRecyclerAdapter(this);
}
 

public ListPopup(Context context) {
    mRecyclerView = (RecyclerView) LayoutInflater.from(context).inflate(R.layout.popup_list, null);
    setContentView(mRecyclerView);
    setWidth(ViewGroup.LayoutParams.WRAP_CONTENT);
    setHeight(ViewGroup.LayoutParams.WRAP_CONTENT);
    setFocusable(true);
    setOutsideTouchable(true);
    setBackgroundDrawable(new ColorDrawable(Color.TRANSPARENT));

    mRecyclerView.setLayoutManager(new LinearLayoutManager(context));
    mAdapter = new BaseRecyclerAdapter<CharSequence>(R.layout.item_black_drop_down_menu) {
        @Override
        protected void convert(BaseViewHolder holder, CharSequence data) {
            holder.setText(R.id.tv_name, data);
            holder.setTag(R.id.tv_name, data);
            holder.setOnClickListener(R.id.tv_name, mOriginalOnItemClickListener);

            if (holder.getLayoutPosition() == mSelected) {
                holder.setTextColor(R.id.tv_name, context.getResources().getColor(R.color.theme_color));
            } else {
                holder.setTextColor(R.id.tv_name, Color.GRAY);
            }
        }
    };
    mRecyclerView.setAdapter(mAdapter);

    // 添加阴影
    new CrazyShadow.Builder()
            .setContext(ActivityLifcycleManager.get().current())
            .setDirection(CrazyShadowDirection.ALL)
            .setShadowRadius(DisplayInfo.dp2px(3))
            .setCorner(DisplayInfo.dp2px(2))
            .setBaseShadowColor(Color.LTGRAY)
            .setBackground(Color.WHITE)
            .setImpl(CrazyShadow.IMPL_WRAP)
            .action(mRecyclerView);
    // 避免因添加阴影导致高度变小
    mRecyclerView.setOverScrollMode(View.OVER_SCROLL_NEVER);
    mRecyclerView.getViewTreeObserver().addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {
        @Override
        public void onGlobalLayout() {
            mRecyclerView.getLayoutParams().height = mRecyclerView.getHeight() + DisplayInfo.dp2px(6);
            mRecyclerView.getViewTreeObserver().removeOnGlobalLayoutListener(this);
        }
    });
}