Java Code Examples for android.support.v7.widget.RecyclerView#SCROLL_STATE_IDLE

The following examples show how to use android.support.v7.widget.RecyclerView#SCROLL_STATE_IDLE . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: OnRcvScrollListener.java    From CommonAdapter with Apache License 2.0 6 votes vote down vote up 
@Override
public void onScrollStateChanged(RecyclerView recyclerView, int newState) {
    super.onScrollStateChanged(recyclerView, newState);
    RecyclerView.LayoutManager layoutManager = recyclerView.getLayoutManager();
    int visibleItemCount = layoutManager.getChildCount();
    int totalItemCount = layoutManager.getItemCount();

    int bottomCount = totalItemCount - 1 - mOffset;
    if (bottomCount < 0) {
        bottomCount = totalItemCount - 1;
    }

    if (visibleItemCount > 0 && newState == RecyclerView.SCROLL_STATE_IDLE
            && mLastVisibleItemPosition >= bottomCount && !mIsScrollDown) {
        onBottom();
    }
}
Example 2
Source File: PageDetectorSupport.java    From Tangram-Android with MIT License 6 votes vote down vote up 
@Override
public void onScrollStateChanged(RecyclerView recyclerView, int newState) {
    if (!disable) {
        if (newState == RecyclerView.SCROLL_STATE_DRAGGING) {
            if (isAutoDetectIdle) {
                ((Application) recyclerView.getContext().getApplicationContext())
                    .registerActivityLifecycleCallbacks(mLifecycleCallbacks);
                startDetectPage();
            }
            isDetectingFastScroll = true;
            disable = true;
        }
    }
    if (newState == RecyclerView.SCROLL_STATE_IDLE) {
        onScrollStateIdle();
    }
}
Example 3
Source File: OnRVLoadMoreScrollListener.java    From RecyclerViewAdapter with Apache License 2.0 6 votes vote down vote up 
@Override
public void onScrollStateChanged(RecyclerView recyclerView, int newState) {
    super.onScrollStateChanged(recyclerView, newState);
    currentScrollState = newState;
    RecyclerView.LayoutManager layoutManager = recyclerView.getLayoutManager();
    int visibleItemCount = layoutManager.getChildCount();
    int totalItemCount = layoutManager.getItemCount();
    if (!recyclerView.canScrollVertically(1) && visibleItemCount > 0 && currentScrollState == RecyclerView.SCROLL_STATE_IDLE &&
            (lastVisibleItemPosition) >= totalItemCount - 1) {
        rvStartLoadMore();
    }

    if (newState == RecyclerView.SCROLL_STATE_DRAGGING || newState == RecyclerView.SCROLL_STATE_SETTLING) {

        onGlideShouldPauseRequests();
    } else if (newState == RecyclerView.SCROLL_STATE_IDLE) {
        onGlideShouldResumeRequests();
    }
}
Example 4
Source File: BasePageIndicator.java    From GridPagerSnapHelper with Apache License 2.0 6 votes vote down vote up 
@Override
public void onScrollStateChanged(RecyclerView recyclerView, int newState) {
    super.onScrollStateChanged(recyclerView, newState);

    onPageScrollStateChanged(newState);

    if (newState == RecyclerView.SCROLL_STATE_IDLE) {
        RecyclerView.LayoutManager layoutManager = recyclerView.getLayoutManager();

        int position = 0;
        if (layoutManager instanceof GridLayoutManager) {
            GridLayoutManager gridLayoutManager = (GridLayoutManager) layoutManager;
            position = gridLayoutManager.findFirstVisibleItemPosition();
            int row = gridLayoutManager.getSpanCount();
            position = position / (row * mPageColumn);
        } else if (layoutManager instanceof LinearLayoutManager) {
            LinearLayoutManager linearLayoutManager = (LinearLayoutManager) layoutManager;
            position = linearLayoutManager.findFirstVisibleItemPosition();
        }

        onPageSelected(position);
    }
}
Example 5
Source File: RecyclerToListViewScrollListener.java    From FastAndroid with Apache License 2.0 6 votes vote down vote up 
@Override
public void onScrollStateChanged(RecyclerView recyclerView, int newState) {
    int listViewState;
    switch (newState) {
        case RecyclerView.SCROLL_STATE_DRAGGING:
            listViewState = ListView.OnScrollListener.SCROLL_STATE_TOUCH_SCROLL;
            break;
        case RecyclerView.SCROLL_STATE_IDLE:
            listViewState = ListView.OnScrollListener.SCROLL_STATE_IDLE;
            break;
        case RecyclerView.SCROLL_STATE_SETTLING:
            listViewState = ListView.OnScrollListener.SCROLL_STATE_FLING;
            break;
        default:
            listViewState = UNKNOWN_SCROLL_STATE;
    }
    scrollListener.onScrollStateChanged(null /*view*/, listViewState);
}
Example 6
Source File: NavigationFragment.java    From Awesome-WanAndroid with Apache License 2.0 5 votes vote down vote up 
/**
 * Right recyclerView linkage left tabLayout
 * SCROLL_STATE_IDLE just call once
 *
 * @param newState RecyclerView new scroll state
 */
private void rightLinkageLeft(int newState) {
    if (newState == RecyclerView.SCROLL_STATE_IDLE) {
        if (isClickTab) {
            isClickTab = false;
            return;
        }
        int firstPosition = mManager.findFirstVisibleItemPosition();
        if (index != firstPosition) {
            index = firstPosition;
            setChecked(index);
        }
    }
}
Example 7
Source File: SwipeItemTouchListener.java    From Tangram-Android with MIT License 5 votes vote down vote up 
@Override
public void onScrollStateChanged(RecyclerView recyclerView, int newState) {
    if (RecyclerView.SCROLL_STATE_IDLE == newState
            && recyclerView != null
            && lastMotionEvent != null) {
        updateCurrCard();
    }
}
Example 8
Source File: RecyclerViewScrollBehavior.java    From mvp-helpers with MIT License 5 votes vote down vote up 
@Override
public void onScrollStateChanged(RecyclerView recyclerView, int newState) {
    switch (newState) {
        case RecyclerView.SCROLL_STATE_SETTLING:
        case RecyclerView.SCROLL_STATE_DRAGGING:
            fab.hide();
            break;
        case RecyclerView.SCROLL_STATE_IDLE:
        default:
            fab.show();
            break;
    }

    super.onScrollStateChanged(recyclerView, newState);
}
Example 9
Source File: WMXZFragment.java    From Girls with Apache License 2.0 5 votes vote down vote up 
@Override
public void onScrollStateChanged(RecyclerView recyclerView, int newState) {
    super.onScrollStateChanged(recyclerView, newState);
    if (newState == RecyclerView.SCROLL_STATE_IDLE
            && lastVisibleItem + 1 == mAdapter.getItemCount()
            ) {
        mCurrentPage++;
        mPersenter.startGetImageList(mType, mCurrentPage);
    }
}
Example 10
Source File: MyRecyclerView.java    From IdeaTrackerPlus with MIT License 5 votes vote down vote up 
@Override
public void onScrollStateChanged(int state) {

    int tab = mAdapter.getTabNumber();
    switch (tab) {
        case 1: //Tab NOW
            stateChangedIdea(state);
            break;

        case 2: //Tab LATER
            stateChangedOther(state);
            break;

        case 3: //Tab DONE
            stateChangedOther(state);
            break;

        case 4: //Tab SEARCH

            //Notify search tab if necessary
            if (state == RecyclerView.SCROLL_STATE_IDLE && needSearchNotify) {
                SearchListAdapter.getInstance(getContext(), false).notifyDataSetChanged();
                needSearchNotify = false;
                return;
            }
            stateChangedSearch(state);
    }

}
Example 11
Source File: RecyclerViewHandler.java    From CommonPullToRefresh with Apache License 2.0 5 votes vote down vote up 
@Override
public void onScrollStateChanged(android.support.v7.widget.RecyclerView recyclerView, int newState) {
    if (newState == RecyclerView.SCROLL_STATE_IDLE && isScollBottom(recyclerView)) {
        if (onScrollBottomListener != null) {
            onScrollBottomListener.onScorllBootom();
        }
    }
}
Example 12
Source File: MultiImagePickerFragment.java    From YImagePicker with Apache License 2.0 5 votes vote down vote up 
@Override
public void onScrollStateChanged(@NonNull RecyclerView recyclerView, int newState) {
    super.onScrollStateChanged(recyclerView, newState);
    if (newState == RecyclerView.SCROLL_STATE_IDLE) {
        if (mTvTime.getVisibility() == View.VISIBLE) {
            mTvTime.setVisibility(View.GONE);
            mTvTime.startAnimation(AnimationUtils.loadAnimation(mContext, R.anim.picker_fade_out));
        }
    } else {
        if (mTvTime.getVisibility() == View.GONE) {
            mTvTime.setVisibility(View.VISIBLE);
            mTvTime.startAnimation(AnimationUtils.loadAnimation(mContext, R.anim.picker_fade_in));
        }
    }
}
Example 13
Source File: TvRecyclerView.java    From TvRecyclerView with Apache License 2.0 5 votes vote down vote up 
@Override
public void onScrollStateChanged(int state) {
    super.onScrollStateChanged(state);
    //用来微调位置
    if (RecyclerView.SCROLL_STATE_IDLE == state) {
        mOffset = -1;
        boolean result = mOnItemListener.onReviseFocusFollow(this, getFocusedChild(), getChildLayoutPosition(getFocusedChild()));
        if (!result) {
            mRecyclerViewEffect.setFocusView(getFocusedChild(), mScale);
            System.out.println("onScrollStateChanged");
        }
    }
}
Example 14
Source File: LoadMoreRecycleView.java    From BlockExplorer with Apache License 2.0 5 votes vote down vote up 
@Override
public void onScrollStateChanged(int state) {
    super.onScrollStateChanged(state);
    if (!mIsLoadingMore && mOnLoadMoreListener != null && state == RecyclerView.SCROLL_STATE_IDLE && mAdapter != null && lastVisibleItem + 1 == mAdapter.getItemCount()) {
        mIsLoadingMore = true;
        mOnLoadMoreListener.loadMore();
    }
}
Example 15
Source File: LoadMoreScrollerListener.java    From CoordinatorLayoutExample with Apache License 2.0 5 votes vote down vote up 
@Override
    public void onScrollStateChanged(RecyclerView recyclerView, int newState) {
        super.onScrollStateChanged(recyclerView, newState);
        if (newState != RecyclerView.SCROLL_STATE_IDLE)
            return;
//        LUtils.w("down:" + mDown);
        if (mDown && mLoadingListener != null && isLastItem(recyclerView.getLayoutManager())) {
            mLoadingListener.onLoadMore();
//            Log.w("LoadMoreScrollerListener", "onScrollStateChanged:");
        }
    }
Example 16
Source File: JazzyRecyclerViewScrollListener.java    From JazzyListView with Apache License 2.0 5 votes vote down vote up 
@Override
public void onScrollStateChanged(RecyclerView recyclerView, int newState) {
    switch (newState) {
        case RecyclerView.SCROLL_STATE_SETTLING: // fall through
        case RecyclerView.SCROLL_STATE_DRAGGING:
            mHelper.setScrolling(true);
            break;
        case RecyclerView.SCROLL_STATE_IDLE:
            mHelper.setScrolling(false);
            break;
        default:
            break;
    }
    notifyAdditionalOnScrollStateChangedListener(recyclerView, newState);
}
Example 17
Source File: NewFragment.java    From Girls with Apache License 2.0 5 votes vote down vote up 
@Override
public void onScrollStateChanged(RecyclerView recyclerView, int newState) {
    super.onScrollStateChanged(recyclerView, newState);
    if (newState == RecyclerView.SCROLL_STATE_IDLE
            && lastVisibleItem + 1 == mAdapter.getItemCount()
            ) {
        mCurrentPage++;
        mPersenter.startGetImageList(mType, mCurrentPage);
    }
}
Example 18
Source File: EBookListFragment.java    From MaterialHome with Apache License 2.0 5 votes vote down vote up 
@Override
public void onScrollStateChanged(RecyclerView recyclerView, int newState) {
    super.onScrollStateChanged(recyclerView, newState);
    if (newState == RecyclerView.SCROLL_STATE_IDLE && lastVisibleItem + 1 == mListAdapter.getItemCount()) {
        onLoadMore();
    }
}
Example 19
Source File: FooterLoadMoreAdapterWrapper.java    From NoListAdapter with Apache License 2.0 4 votes vote down vote up 
public boolean isReachBottom(RecyclerView recyclerView, int newState) {
    return recyclerView != null && newState == RecyclerView.SCROLL_STATE_IDLE
            && ((LinearLayoutManager) recyclerView.getLayoutManager()).findLastCompletelyVisibleItemPosition() == recyclerView.getAdapter().getItemCount() - 1;
}
Example 20
Source File: FeedActivity.java    From Nimingban with Apache License 2.0 4 votes vote down vote up 
@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    mNMBClient = NMBApplication.getNMBClient(this);

    setStatusBarColor(ResourcesUtils.getAttrColor(this, R.attr.colorPrimaryDark));
    ToolbarActivityHelper.setContentView(this, R.layout.activity_feed);
    setActionBarUpIndicator(DrawableManager.getDrawable(this, R.drawable.v_arrow_left_dark_x24));

    mContentLayout = (ContentLayout) findViewById(R.id.content_layout);
    mRecyclerView = mContentLayout.getRecyclerView();

    mFeedHelper = new FeedHelper();
    mFeedHelper.setEmptyString(getString(R.string.no_feed));
    mContentLayout.setHelper(mFeedHelper);
    if (Settings.getFastScroller()) {
        mContentLayout.showFastScroll();
    } else {
        mContentLayout.hideFastScroll();
    }

    // Layout Manager
    int interval = getResources().getDimensionPixelOffset(R.dimen.card_interval);
    if (getResources().getBoolean(R.bool.two_way)) {
        mRecyclerView.setLayoutManager(new StaggeredGridLayoutManager(2, StaggeredGridLayoutManager.VERTICAL));
        MarginItemDecoration decoration = new MarginItemDecoration(interval, interval, interval, interval, interval);
        mRecyclerView.addItemDecoration(decoration);
        decoration.applyPaddings(mRecyclerView);
        mRecyclerView.setItemAnimator(new SlideInUpAnimator());
    } else {
        int halfInterval = interval / 2;
        mRecyclerView.addItemDecoration(new RawMarginItemDecoration(0, halfInterval, 0, halfInterval));
        mRecyclerView.setLayoutManager(new LinearLayoutManager(this));
        mRecyclerView.setPadding(0, halfInterval, 0, halfInterval);
    }

    // touch guard manager  (this class is required to suppress scrolling while swipe-dismiss animation is running)
    mRecyclerViewTouchActionGuardManager = new RecyclerViewTouchActionGuardManager();
    mRecyclerViewTouchActionGuardManager.setInterceptVerticalScrollingWhileAnimationRunning(true);
    mRecyclerViewTouchActionGuardManager.setEnabled(true);

    // swipe manager
    mRecyclerViewSwipeManager = new RecyclerViewSwipeManager();

    mAdapter = new FeedAdapter();
    mAdapter.setHasStableIds(true);
    mWrappedAdapter = mRecyclerViewSwipeManager.createWrappedAdapter(mAdapter);      // wrap for swiping

    final GeneralItemAnimator animator = new SwipeDismissItemAnimator();

    // Change animations are enabled by default since support-v7-recyclerview v22.
    // Disable the change animation in order to make turning back animation of swiped item works properly.
    animator.setSupportsChangeAnimations(false);

    mRecyclerView.hasFixedSize();
    mRecyclerView.setAdapter(mWrappedAdapter);  // requires *wrapped* adapter
    mRecyclerView.setItemAnimator(animator);
    mRecyclerView.setOnItemClickListener(this);
    mRecyclerView.setSelector(Ripple.generateRippleDrawable(this, ResourcesUtils.getAttrBoolean(this, R.attr.dark)));
    mRecyclerView.setDrawSelectorOnTop(true);
    mRecyclerView.setClipToPadding(false);
    mRecyclerView.setClipChildren(false);
    mOnScrollListener = new RecyclerView.OnScrollListener() {
        @Override
        public void onScrollStateChanged(RecyclerView recyclerView, int newState) {
            if (RecyclerView.SCROLL_STATE_DRAGGING == newState) {
                pauseHolders();
            } else if (RecyclerView.SCROLL_STATE_IDLE == newState) {
                resumeHolders();
            }
        }
    };
    mRecyclerView.addOnScrollListener(mOnScrollListener);

    // NOTE:
    // The initialization order is very important! This order determines the priority of touch event handling.
    //
    // priority: TouchActionGuard > Swipe > DragAndDrop
    mRecyclerViewTouchActionGuardManager.attachRecyclerView(mRecyclerView);
    mRecyclerViewSwipeManager.attachRecyclerView(mRecyclerView);

    mFeedHelper.firstRefresh();

    Messenger.getInstance().register(Constants.MESSENGER_ID_FAST_SCROLLER, this);
}