@Override
public void onViewCreated(View view, Bundle savedInstanceState) {
super.onViewCreated(view, savedInstanceState);
recyclerView = (RecyclerView) view.findViewById(R.id.list_recyclerViewFragment_content);
GridLayoutManager gridLayoutManager = new GridLayoutManager(getActivity(), 4);
gridLayoutManager.setSpanSizeLookup(
new GridLayoutManager.SpanSizeLookup() {
@Override
public int getSpanSize(int position) {
RecyclerView.Adapter adapter = recyclerView.getAdapter();
if (adapter == null || !(adapter instanceof AssemblyRecyclerAdapter)) {
return 1;
}
return ((AssemblyRecyclerAdapter) adapter).getSpanSize(position);
}
});
recyclerView.setLayoutManager(gridLayoutManager);
if (adapter != null) {
recyclerView.setAdapter(adapter);
} else {
loadAppList();
}
}
@Override
public void onItemClick(MainEntity entity, int position) {
View target;
if (position == 0) {
target =
gridLayoutManager
.findViewByPosition(position)
.findViewById(R.id.list_item_header_temp_iv);
} else {
target =
gridLayoutManager.findViewByPosition(position).findViewById(R.id.list_item_grid_temp_iv);
}
Rect startBounds = new Rect();
target.getGlobalVisibleRect(startBounds);
if (globalOffset == null) {
globalOffset = new Point();
Rect rootRect = new Rect();
rootView.getGlobalVisibleRect(rootRect, globalOffset);
}
startBounds.offset(-globalOffset.x, -globalOffset.y);
if (this.rxBus == null) {
this.rxBus = MyApplication.get().getRxBus();
}
this.rxBus.postStickEvent(entity);
DetailActivity.navigateToDetail(ListActivity.this, startBounds, globalOffset);
overridePendingTransition(0, 0);
}
@Override
public void onScrolled(RecyclerView recyclerView, int dx, int dy) {
super.onScrolled(recyclerView, dx, dy);
gridLayoutManager = (GridLayoutManager) recyclerView.getLayoutManager();
visibleItemCount = recyclerView.getChildCount();
totalItemCount = gridLayoutManager.getItemCount();
firstVisibleItem = gridLayoutManager.findFirstVisibleItemPosition();
if (isVisible && scrollDist > MINIMUM) {
onHideShow(true);
scrollDist = 0;
isVisible = false;
} else if (!isVisible && scrollDist < -MINIMUM) {
onHideShow(false);
scrollDist = 0;
isVisible = true;
}
if ((isVisible && dy > 0) || (!isVisible && dy < 0)) {
scrollDist += dy;
}
if (loading) {
if (totalItemCount > previousTotal + 1) {
loading = false;
previousTotal = totalItemCount;
}
}
if (!loading && (totalItemCount - visibleItemCount) <= (firstVisibleItem + visibleThreshold)) {
// End has been reached
// Do something
current_page++;
onLoadMore(current_page, totalItemCount);
loading = true;
}
}
/**
* 设置每个条目占用的列数
*
* @param recyclerView recycleView
*/
private void setSpanCount(RecyclerView recyclerView) {
RecyclerView.LayoutManager layoutManager = recyclerView.getLayoutManager();
if (layoutManager == null) {
Log.e(TAG, "LayoutManager 为空,请先设置 recycleView.setLayoutManager(...)");
}
// 网格布局
if (layoutManager instanceof GridLayoutManager) {
final GridLayoutManager gridLayoutManager = (GridLayoutManager) layoutManager;
gridLayoutManager.setSpanSizeLookup(
new GridLayoutManager.SpanSizeLookup() {
@Override
public int getSpanSize(int position) {
int type = getItemViewType(position);
if (type == TYPE_NORMAL_ITEM) {
return 1;
} else {
return gridLayoutManager.getSpanCount();
}
}
});
}
// 瀑布流布局
if (layoutManager instanceof StaggeredGridLayoutManager) {
mStaggeredGridLayoutManager = (StaggeredGridLayoutManager) layoutManager;
}
}
@Override
public RecyclerView.LayoutManager getLayoutManager() {
if (layoutManager == null) {
final GridLayoutManager gridLayoutManager =
new GridLayoutManager(getActivity(), SPAN_COUNT, LinearLayoutManager.VERTICAL, false);
gridLayoutManager.setSpanSizeLookup(
new GridLayoutManager.SpanSizeLookup() {
@Override
public int getSpanSize(int position) {
final int itemViewType = adapter.getItemViewType(position);
switch (itemViewType) {
case AvailableActorsListAdapter.DATA_ITEM:
return 1;
case AvailableActorsListAdapter.LOADING_ITEM:
return SPAN_COUNT;
default:
return GridLayoutManager.DEFAULT_SPAN_COUNT;
}
}
});
layoutManager = gridLayoutManager;
}
return layoutManager;
}
// Métodos de la interfaz
@Override
public void generarGridLayout() {
GridLayoutManager glm = new GridLayoutManager(getActivity(), 3);
glm.setOrientation(GridLayoutManager.VERTICAL);
rvPerfilMascota.setLayoutManager(glm);
Picasso.with(activity)
.load(PerfilMascota.fotoUsuario)
.placeholder(R.drawable.grumpy_cat_head)
.into(imgFotoPerfil);
tvNombrePerfil.setText(PerfilMascota.nombreUsuario);
}
private void selectShade(int position) {
ImageView shellSelected;
for (int i = 0; i < shadeAdapter.getItemCount(); i++) {
if (recyclerView.getChildAt(i) != null) {
shellSelected = ((ImageView) recyclerView.getChildAt(i).findViewById(R.id.shell_selected));
if (shellSelected.getVisibility() == View.VISIBLE) {
shellSelected.setVisibility(View.GONE);
}
}
}
GridLayoutManager layoutManager = (GridLayoutManager) recyclerView.getLayoutManager();
if (getSelectionMode() == SelectionModeEnum.SINGLE_SELECTION_MODE) {
View view = recyclerView.getChildAt(position - layoutManager.findFirstVisibleItemPosition());
if (shadeAdapter.getSelectedShade() == position) {
shadeAdapter.setSelectedShade(-1);
view.findViewById(R.id.shell_selected).setVisibility(View.INVISIBLE);
} else {
shadeAdapter.setSelectedShade(position);
view.findViewById(R.id.shell_selected).setVisibility(View.VISIBLE);
}
} else if (getSelectionMode() == SelectionModeEnum.MULTIPLE_SELECTION_MODE) {
if (selected.contains(position)) {
selected.remove((Integer) position);
} else {
selected.add(position);
}
shadeAdapter.setSelected(selected);
for (int item : shadeAdapter.getSelected()) {
if (item >= layoutManager.findFirstVisibleItemPosition()
&& item <= layoutManager.findLastVisibleItemPosition()) {
View view = recyclerView.getChildAt(item - layoutManager.findFirstVisibleItemPosition());
view.findViewById(R.id.shell_selected).setVisibility(View.VISIBLE);
}
}
}
}
private void setupAdapter() {
GridLayoutManager gridLayoutManager = new GridLayoutManager(SearchActivity.this, 5);
gridLayoutManager.setOrientation(LinearLayoutManager.VERTICAL);
gridLayoutManager.setSmoothScrollbarEnabled(true);
searchAdapter = new SearchAdapter(this);
searchAdapter.setCallback(SearchActivity.this);
recyclerView.setLayoutManager(gridLayoutManager);
recyclerView.setHasFixedSize(true);
recyclerView.setAdapter(searchAdapter);
recyclerView.addItemDecoration(new MarginDecoration(SearchActivity.this, R.dimen.material_4dp));
}
@Override
public void onBindViewHolder(BindingHolder holder, final int position) {
try {
try {
holder
.getBinding()
.setVariable(
getBRClass().getDeclaredField("data").getInt(getBRClass().newInstance()),
deals.get(position));
;
} catch (IllegalAccessException e) {
e.printStackTrace();
} catch (InstantiationException e) {
e.printStackTrace();
}
} catch (NoSuchFieldException e) {
e.printStackTrace();
}
holder.getBinding().executePendingBindings();
// add footer
if (holder.getBinding() instanceof LceLoadingFooterBinding && recycle != null) {
RecyclerView.LayoutManager manager = recycle.getLayoutManager();
if (manager instanceof StaggeredGridLayoutManager) {
StaggeredGridLayoutManager.LayoutParams layoutParams =
new StaggeredGridLayoutManager.LayoutParams(
ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT);
layoutParams.setFullSpan(true);
holder.getBinding().getRoot().setLayoutParams(layoutParams);
} else if (manager instanceof LinearLayoutManager) {
} else if (manager instanceof GridLayoutManager) {
final GridLayoutManager gridLayoutManager = (GridLayoutManager) manager;
final GridLayoutManager.SpanSizeLookup lookup = gridLayoutManager.getSpanSizeLookup();
gridLayoutManager.setSpanSizeLookup(
new GridLayoutManager.SpanSizeLookup() {
@Override
public int getSpanSize(int inner_position) {
if (position == inner_position) {
return gridLayoutManager.getSpanCount();
} else {
return lookup.getSpanSize(inner_position);
}
}
});
}
} else {
onBind(holder, deals.get(position), mv.getModel(getItemViewType(position)), position);
}
}
protected void initViews(View fragmentView) {
textView.setVisibility(View.GONE);
if (getArguments() != null && getArguments().getInt(SearchActivity.TAG_NONE) > 1) {
String text = getArguments().getString(SearchActivity.TAG_KEY);
textView.setText(getString(R.string.search_none, text));
textView.setVisibility(View.VISIBLE);
}
adapter = new SearchKeysAdapter();
recyclerView.setAdapter(adapter);
GridLayoutManager gridLayoutManager = new GridLayoutManager(getActivity(), COUNT_COLUMS);
gridLayoutManager.setSpanSizeLookup(adapter.getSpanSizeLookup());
recyclerView.setLayoutManager(gridLayoutManager);
loadHistory();
}
public SectionedGridRecyclerViewAdapter(
Context context,
int sectionResourceId,
int textResourceId,
RecyclerView recyclerView,
RecyclerView.Adapter baseAdapter) {
mLayoutInflater = (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
mSectionResourceId = sectionResourceId;
mTextResourceId = textResourceId;
mBaseAdapter = baseAdapter;
mContext = context;
mRecyclerView = recyclerView;
mBaseAdapter.registerAdapterDataObserver(
new RecyclerView.AdapterDataObserver() {
@Override
public void onChanged() {
mValid = mBaseAdapter.getItemCount() > 0;
notifyDataSetChanged();
}
@Override
public void onItemRangeChanged(int positionStart, int itemCount) {
mValid = mBaseAdapter.getItemCount() > 0;
notifyItemRangeChanged(positionStart, itemCount);
}
@Override
public void onItemRangeInserted(int positionStart, int itemCount) {
mValid = mBaseAdapter.getItemCount() > 0;
notifyItemRangeInserted(positionStart, itemCount);
}
@Override
public void onItemRangeRemoved(int positionStart, int itemCount) {
mValid = mBaseAdapter.getItemCount() > 0;
notifyItemRangeRemoved(positionStart, itemCount);
}
});
final GridLayoutManager layoutManager = (GridLayoutManager) (mRecyclerView.getLayoutManager());
layoutManager.setSpanSizeLookup(
new GridLayoutManager.SpanSizeLookup() {
@Override
public int getSpanSize(int position) {
return (isSectionHeaderPosition(position)) ? layoutManager.getSpanCount() : 1;
}
});
}
public GridAdapter(final Context context) {
super(context);
layoutManager =
new GridLayoutManager(context, 2) {
private final int columnWidth =
context.getResources().getDimensionPixelSize(R.dimen.columnWidth);
private boolean columnWidthChanged = true;
@Override
public void onLayoutChildren(RecyclerView.Recycler recycler, RecyclerView.State state) {
if (columnWidthChanged && columnWidth > 0) {
int totalSpace;
if (getOrientation() == VERTICAL) {
totalSpace = getWidth() - getPaddingRight() - getPaddingLeft();
} else {
totalSpace = getHeight() - getPaddingTop() - getPaddingBottom();
}
int spanCount = Math.max(1, totalSpace / columnWidth);
setSpanCount(spanCount);
columnsChanged();
columnWidthChanged = false;
}
super.onLayoutChildren(recycler, state);
}
};
layoutManager.setSpanSizeLookup(
new GridLayoutManager.SpanSizeLookup() {
@Override
public int getSpanSize(int position) {
return getSpan(position);
}
});
}
/**
* *********************************************************************************************
*/
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
swipeRefreshLayout = (SwipeRefreshLayout) findViewById(R.id.swipeRefreshLayout);
swipeRefreshLayout.setColorSchemeColors(Color.RED, Color.GREEN, Color.BLUE, Color.YELLOW);
swipeRefreshLayout.setOnRefreshListener(
new SwipeRefreshLayout.OnRefreshListener() {
@Override
public void onRefresh() {
swipeRefreshLayout.setRefreshing(true);
layoutManager.scrollToPosition(0);
imageItemList.clear();
currentPage = 1;
refreshItems(currentPage);
}
});
layoutManager = new GridLayoutManager(this, 3);
layoutManager.setOrientation(GridLayoutManager.VERTICAL);
sharkRecyclerView = (RecyclerView) findViewById(R.id.sharkRecyclerView);
sharkRecyclerView.setLayoutManager(layoutManager);
imageItemAdapter = new ImageItemAdapter(imageItemList, this);
sharkRecyclerView.setAdapter(imageItemAdapter);
sharkRecyclerView.setItemAnimator(new DefaultItemAnimator());
addScrollListener();
}
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
if (getActionBar() != null) {
getActionBar().setDisplayHomeAsUpEnabled(true);
}
String[] projection = new String[] {MediaStore.MediaColumns.DATA};
mGalleryCursor =
getContentResolver()
.query(MediaStore.Images.Media.EXTERNAL_CONTENT_URI, projection, null, null, null);
mRecyclerView = (RecyclerView) findViewById(R.id.recycler_view);
GridLayoutManager glm = new GridLayoutManager(this, COUNT_ITEMS_IN_LINE);
mRecyclerView.setLayoutManager(glm);
mRecyclerView.setAdapter(new MyRecyclerAdapter(this, mGalleryCursor, glm.getSpanCount()));
}
@Override
protected void onMeasure(int widthSpec, int heightSpec) {
super.onMeasure(widthSpec, heightSpec);
if (gridWidthPx != -1 && gridManager != null && lastMeasuredWidth != getMeasuredWidth()) {
int spanCount = Math.max(1, getMeasuredWidth() / gridWidthPx);
gridManager.setSpanCount(spanCount);
lastMeasuredWidth = getMeasuredWidth();
}
}
@Override
protected void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
// Se salva el estado del RecyclerView.
mEstadoLista = mGridLayoutManager.onSaveInstanceState();
outState.putParcelable(STATE_LISTA, mEstadoLista);
outState.putParcelableArrayList(STATE_LISTA_DATOS, mAdaptador.getData());
outState.putString(STATE_MAX_TAG_ID, mMaxTagId);
}
@Override
public void onScrolled(RecyclerView recyclerView, int dx, int dy) {
super.onScrolled(recyclerView, dx, dy);
int lastVisibleItem = 0;
int firstVisibleItem = 0;
RecyclerView.LayoutManager layoutManager = recyclerView.getLayoutManager();
int totalItemCount = layoutManager.getItemCount();
if (layoutManager instanceof LinearLayoutManager) {
LinearLayoutManager linearLayoutManager = ((LinearLayoutManager) layoutManager);
lastVisibleItem = linearLayoutManager.findLastVisibleItemPosition();
firstVisibleItem = linearLayoutManager.findFirstCompletelyVisibleItemPosition();
} else if (layoutManager instanceof GridLayoutManager) {
GridLayoutManager gridLayoutManager = ((GridLayoutManager) layoutManager);
// 通过LayoutManager找到当前显示的最后的item的position
lastVisibleItem = gridLayoutManager.findLastVisibleItemPosition();
firstVisibleItem = gridLayoutManager.findFirstCompletelyVisibleItemPosition();
} else if (layoutManager instanceof StaggeredGridLayoutManager) {
StaggeredGridLayoutManager staggeredGridLayoutManager =
((StaggeredGridLayoutManager) layoutManager);
// 因为StaggeredGridLayoutManager的特殊性可能导致最后显示的item存在多个，所以这里取到的是一个数组
// 得到这个数组后再取到数组中position值最大的那个就是最后显示的position值了
int[] lastPositions = new int[((StaggeredGridLayoutManager) layoutManager).getSpanCount()];
staggeredGridLayoutManager.findLastVisibleItemPositions(lastPositions);
lastVisibleItem = findMax(lastPositions);
firstVisibleItem = staggeredGridLayoutManager.findFirstVisibleItemPositions(lastPositions)[0];
}
if (firstVisibleItem == 0) {
if (!mPullLoadMoreRecyclerView.isLoadMore()) {
mPullLoadMoreRecyclerView.setPullRefreshEnable(true);
}
} else {
mPullLoadMoreRecyclerView.setPullRefreshEnable(false);
}
/** 无论水平还是垂直 */
if (!mPullLoadMoreRecyclerView.isRefresh()
&& mPullLoadMoreRecyclerView.isHasMore()
&& (lastVisibleItem >= totalItemCount - 1)
&& !mPullLoadMoreRecyclerView.isLoadMore()
&& (dx > 0 || dy > 0)) {
mPullLoadMoreRecyclerView.setIsLoadMore(true);
mPullLoadMoreRecyclerView.loadMore();
}
}
@Override
public void onAttachedToRecyclerView(final RecyclerView recyclerView) {
RecyclerView.LayoutManager layoutManager = recyclerView.getLayoutManager();
if (layoutManager instanceof GridLayoutManager) {
final GridLayoutManager gridLayoutManager = (GridLayoutManager) layoutManager;
if (gridLayoutManager.getSpanSizeLookup() == null)
gridLayoutManager.setSpanSizeLookup(
new GridLayoutManager.SpanSizeLookup() {
@Override
public int getSpanSize(int position) {
BaseTurboAdapter adapter = (BaseTurboAdapter) recyclerView.getAdapter();
if (isFullSpanType(adapter.getItemViewType(position))) {
return gridLayoutManager.getSpanCount();
}
return 1;
}
});
}
}
@Override
public void onResume() {
super.onResume();
// Se retaura el estado de la lista.
if (mEstadoLista != null) {
mGridLayoutManager.onRestoreInstanceState(mEstadoLista);
}
// Se resetea el detector de scroll.
mEndlessScrollListener.reset(0, true);
}
@Override
public View onCreateView(
LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
View view = inflater.inflate(R.layout.icon_fragment, container, false);
Display display = getActivity().getWindowManager().getDefaultDisplay();
Point size = new Point();
display.getSize(size);
int numOfRows = (int) (size.x / getResources().getDimension(R.dimen.size_of_grid_item));
RecyclerView gridview = (RecyclerView) view.findViewById(R.id.icons_rv);
GridLayoutManager layoutManager = new GridLayoutManager(view.getContext(), numOfRows);
layoutManager.setOrientation(LinearLayoutManager.VERTICAL);
layoutManager.scrollToPosition(0);
gridview.setLayoutManager(layoutManager);
gridview.setHasFixedSize(true);
gridview.addItemDecoration(new SpacesItemDecoration(10, 5));
gridview.setAdapter(
new IconsAdapter(view.getContext(), getArguments().getInt("iconsArrayId", 0)));
return view;
}
/**
* Sets the content spans of grid count of this view
*
* @param span
*/
public void setContentSpan(int span) {
if (span < 1) return;
if (mContentWrapper.getLayoutManager() == null) return;
RecyclerView.LayoutManager lManager = mContentWrapper.getLayoutManager();
if (lManager instanceof GridLayoutManager) {
((GridLayoutManager) lManager).setSpanCount(span);
mContentWrapper.invalidate();
}
}
private void measureScrapChild(
RecyclerView.Recycler recycler,
int position,
int widthSpec,
int heightSpec,
int[] measuredDimension) {
if (position < getItemCount()) {
try {
View view = recycler.getViewForPosition(position); // fix 动态添加时报IndexOutOfBoundsException
if (view.getVisibility() == View.GONE) {
measuredDimension[0] = 0;
measuredDimension[1] = 0;
return;
}
RecyclerView.LayoutParams p = (RecyclerView.LayoutParams) view.getLayoutParams();
// For adding Item Decor Insets to view
super.measureChildWithMargins(view, 0, 0);
/* 全部 0
final int l = getLeftDecorationWidth(view);
final int r = getRightDecorationWidth(view);
final int t = getTopDecorationHeight(view);
final int b = getBottomDecorationHeight(view);
System.out.println("measureScrapChild Decoration [ position_"+position+"]: left = "
+ l +" ,right = " + r +" ,top = " + t +" ,bottom = " + b);*/
// measureChild(view, widthSpec, heightSpec);
// measureChildWithMargins(view,0,0);
int childWidthSpec =
ViewGroup.getChildMeasureSpec(
widthSpec,
getPaddingLeft()
+ getPaddingRight()
+ getLeftDecorationWidth(view)
+ getRightDecorationWidth(view),
p.width);
int childHeightSpec =
ViewGroup.getChildMeasureSpec(
heightSpec,
getPaddingTop()
+ getPaddingBottom()
+ getTopDecorationHeight(view)
+ getBottomDecorationHeight(view),
p.height);
view.measure(childWidthSpec, childHeightSpec);
measuredDimension[0] = getDecoratedMeasuredWidth(view) + p.leftMargin + p.rightMargin;
measuredDimension[1] = getDecoratedMeasuredHeight(view) + p.bottomMargin + p.topMargin;
// measuredDimension[0] = view.getMeasuredWidth() + p.leftMargin + p.rightMargin;
// measuredDimension[1] = view.getMeasuredHeight() + p.bottomMargin + p.topMargin;
recycler.recycleView(view);
} catch (Exception e) {
e.printStackTrace();
}
}
}
/**
* Sets the orientation of content display of this view
*
* @param orientation
*/
public void setContentOrientation(int orientation) {
if (orientation != CONTENT_ORIENTATION_HORIZONTAL
&& orientation != CONTENT_ORIENTATION_VERTICAL) return;
if (mContentWrapper.getLayoutManager() == null) return;
RecyclerView.LayoutManager lManager = mContentWrapper.getLayoutManager();
if (lManager instanceof GridLayoutManager) {
((GridLayoutManager) lManager).setOrientation(orientation);
mContentOrientation = orientation;
mContentWrapper.invalidate();
}
}
public void setLayoutManager(LayoutManager layoutManager) {
super.setLayoutManager(layoutManager);
if (mWrapperAdapter != null) {
if (layoutManager instanceof GridLayoutManager) {
GridLayoutManager gridLayoutManager = (GridLayoutManager) layoutManager;
final int spanCount = gridLayoutManager.getSpanCount();
gridLayoutManager.setSpanSizeLookup(
new GridLayoutManager.SpanSizeLookup() {
@Override
public int getSpanSize(int position) {
return (mWrapperAdapter.isHeader(position)
|| mWrapperAdapter.isFooter(position)
|| mWrapperAdapter.isLoadMoreView(position))
|| mWrapperAdapter.isPullRefreshView(position)
? spanCount
: 1;
}
});
}
}
}
private void setupAdapter() {
this.swipeRefreshLayout.setColorSchemeResources(Constants.colors);
this.compositeSubscription.add(
RxSwipeRefreshLayout.refreshes(swipeRefreshLayout)
.compose(ListActivity.this.<Void>bindUntilEvent(ActivityEvent.DESTROY))
.subscribe(
new SimpleObserver<Void>() {
@Override
public void onNext(Void o) {
/*refresh*/
listPresenter.loadData();
}
}));
gridLayoutManager = new GridLayoutManager(ListActivity.this, 2);
gridLayoutManager.setSmoothScrollbarEnabled(true);
gridLayoutManager.setSpanSizeLookup(
new GridLayoutManager.SpanSizeLookup() {
@Override
public int getSpanSize(int position) {
/*position == 0*/
return forecastAdapter.isHeader(position) ? gridLayoutManager.getSpanCount() : 1;
}
});
forecastAdapter = new ForecastAdapter(ListActivity.this);
forecastAdapter.setCallback(ListActivity.this);
recyclerView.setLayoutManager(gridLayoutManager);
recyclerView.setHasFixedSize(true);
recyclerView.setAdapter(forecastAdapter);
recyclerView.setOverScrollMode(View.OVER_SCROLL_NEVER);
recyclerView.addItemDecoration(new GridDecoration(ListActivity.this));
}
@Override
public void onListLoaded(String jsonResult) {
try {
if (jsonResult != null) {
try {
JSONObject jsonResponse = new JSONObject(jsonResult);
JSONArray jsonMainNode = jsonResponse.optJSONArray("walls");
for (int i = 0; i < jsonMainNode.length(); i++) {
JSONObject jsonChildNode = jsonMainNode.getJSONObject(i);
items.add(
new WallpaperItem(
jsonChildNode.optString("name"),
jsonChildNode.optString("author"),
jsonChildNode.optString("url")));
}
} catch (JSONException e) {
e.printStackTrace();
}
}
} catch (Exception e) {
e.printStackTrace();
}
RecyclerView gridview = (RecyclerView) findViewById(R.id.wall_rv);
Display display = getWindowManager().getDefaultDisplay();
Point size = new Point();
display.getSize(size);
(findViewById(R.id.progressBar_wall)).setVisibility(View.GONE);
int numOfRows = (int) (size.x / getResources().getDimension(R.dimen.size_of_grid_item));
GridLayoutManager layoutManager = new GridLayoutManager(this, 2);
layoutManager.setOrientation(LinearLayoutManager.VERTICAL);
layoutManager.scrollToPosition(0);
gridview.setLayoutManager(layoutManager);
gridview.setHasFixedSize(true);
gridview.addItemDecoration(new SpacesItemDecoration(8, 2));
gridview.setAdapter(new WallAdapter(this, items, display));
}
@Override
public void onViewCreated(View view, @Nullable Bundle savedInstanceState) {
super.onViewCreated(view, savedInstanceState);
ButterKnife.bind(this, view);
mRecyclerView.setPadding(0, mActivity.getFragmentTopInset(), 0, 0);
mAdapter = new CourseListAdapter(mActivity.getScreenHalfWidth());
CircularRevealItemAnimator animator = new CircularRevealItemAnimator();
animator.setAddDuration(150);
GridLayoutManager mGridManager = new GridLayoutManager(mActivity, 2);
mGridManager.setSpanSizeLookup(
new GridLayoutManager.SpanSizeLookup() {
@Override
public int getSpanSize(int position) {
return mAdapter.getItemColumnSpan(position);
}
});
mRecyclerView.setHasFixedSize(true);
mRecyclerView.setLayoutManager(mGridManager);
mRecyclerView.setItemAnimator(animator);
mRecyclerView.setOnScrollListener(mActivity.getScrollOverToolbarListener());
mRecyclerView.setAdapter(mAdapter);
mUserActionsListener.onFragmentResumed();
}
@Override
public void onLayoutChildren(RecyclerView.Recycler recycler, RecyclerView.State state) {
if (mColumnWidthChanged && mColumnWidth > 0) {
int totalSpace;
if (getOrientation() == VERTICAL) {
totalSpace = getWidth() - getPaddingRight() - getPaddingLeft();
} else {
totalSpace = getHeight() - getPaddingTop() - getPaddingBottom();
}
int spanCount = Math.max(1, totalSpace / mColumnWidth);
setSpanCount(spanCount);
mColumnWidthChanged = false;
}
super.onLayoutChildren(recycler, state);
}
@Override
public void setLayoutManager(LayoutManager layout) {
super.setLayoutManager(layout);
if (null == layout) return;
if (layout instanceof GridLayoutManager) {
mCurGridLayoutManager = ((GridLayoutManager) layout);
mCurGridLayoutManager.setSpanSizeLookup(
new GridLayoutManager.SpanSizeLookup() {
@Override
public int getSpanSize(int position) {
if (position < getHeaderViewsCount()
|| position >= mReqAdapter.getItemCount() + getHeaderViewsCount()) {
// header or footer span
return mCurGridLayoutManager.getSpanCount();
} else {
// default item span
return 1;
}
}
});
mLayoutManagerType = LAYOUT_MANAGER_TYPE_GRID;
setDivider(mVerticalDivider, mHorizontalDivider);
} else if (layout instanceof StaggeredGridLayoutManager) {
mLayoutManagerType = LAYOUT_MANAGER_TYPE_STAGGERED_GRID;
setDivider(mVerticalDivider, mHorizontalDivider);
} else if (layout instanceof LinearLayoutManager) {
mLayoutManagerType = LAYOUT_MANAGER_TYPE_LINEAR;
if (((LinearLayoutManager) layout).getOrientation() == LinearLayoutManager.HORIZONTAL) {
setDividerVertical(mVerticalDivider);
} else {
setDividerHorizontal(mHorizontalDivider);
}
}
}
@Override
public void onConfigurationChanged(Configuration newConfig) {
super.onConfigurationChanged(newConfig);
if (gridManager != null)
gridManager.setSpanCount(getResources().getInteger(R.integer.media_overview_cols));
}
