Examples with StaggeredGridLayoutManager android.support.v7.widget.StaggeredGridLayoutManager used on opensource projects

Example 81 with StaggeredGridLayoutManager

use of android.support.v7.widget.StaggeredGridLayoutManager in project AndroidDevelop by 7449.

the class ImageFragment method initData.

@Override
protected void initData() {
    if (!isPrepared || !isVisible || isLoad) {
        return;
    }
    recyclerView.setLoadingData(this);
    recyclerView.setHasFixedSize(true);
    imageListPresenter = new ImagePresenterImpl(this);
    swipeRefreshLayout.setOnRefreshListener(this);
    recyclerView.setLayoutManager(new StaggeredGridLayoutManager(2, StaggeredGridLayoutManager.VERTICAL));
    adapter = new ImageAdapter(new LinkedList<BaseModel>());
    adapter.setOnItemClickListener(this);
    recyclerView.setAdapter(adapter);
    swipeRefreshLayout.post(new Runnable() {

        @Override
        public void run() {
            onRefresh();
        }
    });
    setLoad();
}

Example 82 with StaggeredGridLayoutManager

use of android.support.v7.widget.StaggeredGridLayoutManager in project AndroidDevelop by 7449.

the class MRecyclerView method onScrolled.

@Override
public void onScrolled(int dx, int dy) {
    super.onScrolled(dx, dy);
    RecyclerView.LayoutManager layoutManager = getLayoutManager();
    if (layoutManagerType == null) {
        if (layoutManager instanceof GridLayoutManager) {
            layoutManagerType = LAYOUT_MANAGER_TYPE.GRID;
        } else if (layoutManager instanceof LinearLayoutManager) {
            layoutManagerType = LAYOUT_MANAGER_TYPE.LINEAR;
        } else if (layoutManager instanceof StaggeredGridLayoutManager) {
            layoutManagerType = LAYOUT_MANAGER_TYPE.STAGGERED_GRID;
        } else {
            throw new RuntimeException("Unsupported LayoutManager used. Valid ones are LinearLayoutManager, GridLayoutManager and StaggeredGridLayoutManager");
        }
    }
    switch(layoutManagerType) {
        case LINEAR:
            lastVisibleItemPosition = ((LinearLayoutManager) layoutManager).findLastVisibleItemPosition();
            break;
        case GRID:
            lastVisibleItemPosition = ((GridLayoutManager) layoutManager).findLastVisibleItemPosition();
            break;
        case STAGGERED_GRID:
            StaggeredGridLayoutManager staggeredGridLayoutManager = (StaggeredGridLayoutManager) layoutManager;
            if (lastPositions == null) {
                lastPositions = new int[staggeredGridLayoutManager.getSpanCount()];
            }
            staggeredGridLayoutManager.findLastVisibleItemPositions(lastPositions);
            lastVisibleItemPosition = findMax(lastPositions);
            break;
    }
}

Example 83 with StaggeredGridLayoutManager

use of android.support.v7.widget.StaggeredGridLayoutManager in project AndroidDevelop by 7449.

the class RecyclerOnScrollListener method onScrolled.

@Override
public void onScrolled(RecyclerView recyclerView, int dx, int dy) {
    super.onScrolled(recyclerView, dx, dy);
    RecyclerView.LayoutManager layoutManager = recyclerView.getLayoutManager();
    if (layoutManagerType == null) {
        if (layoutManager instanceof LinearLayoutManager) {
            layoutManagerType = LAYOUT_MANAGER_TYPE.LINEAR;
        } else if (layoutManager instanceof StaggeredGridLayoutManager) {
            layoutManagerType = LAYOUT_MANAGER_TYPE.STAGGERED_GRID;
        } else {
            throw new RuntimeException("Unsupported LayoutManager used. Valid ones are LinearLayoutManager, GridLayoutManager and StaggeredGridLayoutManager");
        }
    }
    switch(layoutManagerType) {
        case LINEAR:
            lastVisibleItemPosition = ((LinearLayoutManager) layoutManager).findLastVisibleItemPosition();
            break;
        case GRID:
            lastVisibleItemPosition = ((GridLayoutManager) layoutManager).findLastVisibleItemPosition();
            break;
        case STAGGERED_GRID:
            StaggeredGridLayoutManager staggeredGridLayoutManager = (StaggeredGridLayoutManager) layoutManager;
            if (lastPositions == null) {
                lastPositions = new int[staggeredGridLayoutManager.getSpanCount()];
            }
            staggeredGridLayoutManager.findLastVisibleItemPositions(lastPositions);
            lastVisibleItemPosition = findMax(lastPositions);
            break;
    }
}

Example 84 with StaggeredGridLayoutManager

use of android.support.v7.widget.StaggeredGridLayoutManager in project AndroidDevelop by 7449.

the class StaggeredGridLayoutManagerActivity method onCreate.

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    RecyclerView recyclerView = (RecyclerView) findViewById(R.id.recyclerView);
    mDatas = new ArrayList<>();
    initData(mDatas);
    adapter = new MyAdapter(mDatas, recyclerView);
    adapter.setLoadingListener(this);
    adapter.setOnItemClickListener(this);
    adapter.addHeader(getView(R.layout.header));
    adapter.addFooter(getView(R.layout.footer));
    recyclerView.setLayoutManager(new StaggeredGridLayoutManager(2, StaggeredGridLayoutManager.VERTICAL));
    recyclerView.setAdapter(adapter);
    View headerView = adapter.getHeaderView();
    View footerView = adapter.getFooterView();
    footerView.setOnClickListener(new View.OnClickListener() {

        @Override
        public void onClick(View v) {
            Toast("this is footer");
        }
    });
    headerView.setOnClickListener(new View.OnClickListener() {

        @Override
        public void onClick(View v) {
            Toast("this is header");
        }
    });
}

Example 85 with StaggeredGridLayoutManager

use of android.support.v7.widget.StaggeredGridLayoutManager in project bdcodehelper by boredream.

the class LoadMoreAdapter method setScrollListener.

/**
     * 设置滚动监听, 判断当列表滚动到底部时, 触发加载更多回调
     */
private void setScrollListener() {
    mRecyclerView.addOnScrollListener(new RecyclerView.OnScrollListener() {

        @Override
        public void onScrolled(RecyclerView recyclerView, int dx, int dy) {
            RecyclerView.LayoutManager layoutManager = recyclerView.getLayoutManager();
            if (layoutManager instanceof StaggeredGridLayoutManager) {
                StaggeredGridLayoutManager staggeredGridLayoutManager = (StaggeredGridLayoutManager) layoutManager;
                int pastVisibleItems = -1;
                int visibleItemCount = staggeredGridLayoutManager.getChildCount();
                int totalItemCount = staggeredGridLayoutManager.getItemCount();
                int[] firstVisibleItems = null;
                firstVisibleItems = staggeredGridLayoutManager.findFirstVisibleItemPositions(firstVisibleItems);
                if (firstVisibleItems != null && firstVisibleItems.length > 0) {
                    pastVisibleItems = firstVisibleItems[0];
                }
                if (visibleItemCount + pastVisibleItems >= totalItemCount) {
                    triggerLoadMore();
                }
            } else if (layoutManager instanceof LinearLayoutManager) {
                // GridLayoutManager 是 LinearLayoutManager 的子类, 也符合这个条件
                LinearLayoutManager linearLayoutManager = (LinearLayoutManager) layoutManager;
                int visibleItemCount = linearLayoutManager.getChildCount();
                int totalItemCount = linearLayoutManager.getItemCount();
                int firstVisibleItemPosition = linearLayoutManager.findFirstVisibleItemPosition();
                if (visibleItemCount + firstVisibleItemPosition >= totalItemCount) {
                    triggerLoadMore();
                }
            }
        }
    });
}