public void initData(int regionCode) {
// 一定能选中省
provinceAdapter.addHeader(
(provinceHeader =
new RegionHeaderView(callback, new Region(0, 1, 100000, 100000, "不限"), "不限")));
ArrayList<Region> arrProvince = RegionModel.getInstance().getProvinceList();
provinceAdapter.addAll(arrProvince);
Region provinceRegion = RegionModel.getInstance().findProvince(regionCode);
if (provinceRegion == null) {
provinceRegion = arrProvince.get(0);
}
province.scrollToPosition(arrProvince.indexOf(provinceRegion) + 1);
// 一定要选中市
cityAdapter.addHeader((cityHeader = new RegionHeaderView(callback, provinceRegion, "全部")));
ArrayList<Region> arrCity = RegionModel.getInstance().getCityList(provinceRegion.getCid());
cityAdapter.addAll(arrCity);
Region cityRegion = RegionModel.getInstance().findCity(regionCode);
if (cityRegion == null) {
cityRegion = arrCity.get(0);
}
city.scrollToPosition(arrCity.indexOf(cityRegion) + 1);
// 一定要选中区
regionAdapter.addHeader((regionHeader = new RegionHeaderView(callback, cityRegion, "全部")));
ArrayList<Region> arrRegion = RegionModel.getInstance().getRegionList(cityRegion.getCid());
regionAdapter.addAll(arrRegion);
Region regionRegion = RegionModel.getInstance().findRegion(regionCode);
if (regionRegion == null) {
regionRegion = arrRegion.get(0);
}
region.scrollToPosition(arrRegion.indexOf(regionRegion) + 1);
}
/**
* 设置headerAndFooterAdapter的FooterView State
*
* @param recyclerView recyclerView
* @param pageSize 分页展示时，recyclerView每一页的数量
* @param state FooterView State
* @param errorListener FooterView处于Error状态时的点击事件
*/
public static void setFooterViewState(
Context context,
RecyclerView recyclerView,
int pageSize,
LoadingFooter.State state,
View.OnClickListener errorListener) {
if (context == null) {
return;
}
RecyclerView.Adapter outerAdapter = recyclerView.getAdapter();
if (outerAdapter == null || !(outerAdapter instanceof HeaderAndFooterRecyclerViewAdapter)) {
return;
}
HeaderAndFooterRecyclerViewAdapter headerAndFooterAdapter =
(HeaderAndFooterRecyclerViewAdapter) outerAdapter;
// 只有一页的时候，就别加什么FooterView了
if (headerAndFooterAdapter.getInnerAdapter().getItemCount() < pageSize) {
return;
}
LoadingFooter footerView;
// 已经有footerView了
if (headerAndFooterAdapter.getFooterViewsCount() > 0) {
footerView = (LoadingFooter) headerAndFooterAdapter.getFooterView();
footerView.setState(state);
if (state == LoadingFooter.State.NetWorkError) {
footerView.setOnClickListener(errorListener);
}
recyclerView.scrollToPosition(headerAndFooterAdapter.getItemCount() - 1);
} else {
footerView = new LoadingFooter(context);
footerView.setState(state);
if (state == LoadingFooter.State.NetWorkError) {
footerView.setOnClickListener(errorListener);
}
headerAndFooterAdapter.addFooterView(footerView);
recyclerView.scrollToPosition(headerAndFooterAdapter.getItemCount() - 1);
}
}
/**
* 更新界面数据 - 刷新
*
* @param list
*/
public void update(List<Video> list) {
if (mAdapter != null) {
mRecyclerView.scrollToPosition(0);
mAdapter.getCollection().update(list);
mAdapter.notifyDataSetChanged();
}
}
@Override
public boolean onQueryTextChange(String query) {
final List<Album> filteredModelList = filter(mAllAlbums, query);
mAdapter.setAlbums(filteredModelList);
mResultsView.scrollToPosition(0);
return true;
}
public final void jumpToTop(boolean animateChange) {
if (animateChange) {
// stopAnimation();
mRecyclerView.smoothScrollToPosition(0);
} else {
mRecyclerView.scrollToPosition(0);
}
}
// Recherche dynamique
@Override
public boolean onQueryTextChange(String query) {
noms = bdd.getNoms();
final List<ContenuListe> filteredModelList = filter(noms, query);
recAdapter.animateTo(filteredModelList);
listView.scrollToPosition(0);
return true;
}
@Override
public boolean onQueryTextChange(String query) {
final List<NoteDetail> filteredModelList = filter(allDatas, query);
mAdapter.animateTo(filteredModelList);
mRecyclerView.scrollToPosition(0);
return true;
}
public void addItem(String s) {
if ((mAdapter.history.size() > 0
&& !mAdapter.history.get(0).split(" = ")[0].equals(s.split(" = ")[0]))
|| mAdapter.history.size() == 0) {
mAdapter.history.add(0, s);
mAdapter.notifyItemInserted(0);
mRecycler.scrollToPosition(0);
}
}
@Override
void onNext(PostsWrapper data) {
boolean pullUpToRefresh = isPullUpToRefresh();
if (pullUpToRefresh) {
// mRecyclerAdapter.getItemCount() = 0
// when configuration changes (like orientation changes)
if (mRecyclerAdapter.getItemCount() != 0) {
mRecyclerAdapter.hideFooterProgress();
}
}
Posts posts = data.getPosts();
List<Post> postList = posts.getPostList();
// if user has logged out, has no permission to access this thread or this thread is invalid
if (postList.isEmpty()) {
consumeResult(data.getResult());
} else {
super.onNext(data);
int lastItemCount = mRecyclerAdapter.getItemCount();
mRecyclerAdapter.setDataSet(postList);
if (pullUpToRefresh) {
int newItemCount = mRecyclerAdapter.getItemCount() - lastItemCount;
if (newItemCount > 0) {
mRecyclerAdapter.notifyItemRangeInserted(lastItemCount, newItemCount);
}
} else {
mRecyclerAdapter.notifyDataSetChanged();
String quotePostId = getArguments().getString(ARG_QUOTE_POST_ID);
if (!TextUtils.isEmpty(quotePostId)) {
for (int i = 0, length = postList.size(); i < length; i++) {
if (quotePostId.equals(postList.get(i).getId())) {
// scroll to quote post
mRecyclerView.scrollToPosition(i);
break;
}
}
// clear this argument after redirecting
getArguments().putString(ARG_QUOTE_POST_ID, null);
}
}
Thread postListInfo = posts.getPostListInfo();
// we have not title if we open thread link in our app
if (getActivity().getTitle() == null) {
mPagerCallback.setThreadTitle(postListInfo.getTitle());
}
mPagerCallback.setTotalPageByPosts(postListInfo.getReplies() + 1);
if (posts.getThreadAttachment() != null) {
mPagerCallback.setupThreadAttachment(posts.getThreadAttachment());
}
}
}
public void switchCategory(Article.Category category) {
PreferencesUtility.saveCategory(getContext(), category);
currentState = new State();
recyclerView.scrollToPosition(0);
if (category == Article.Category.FAVOURITES) {
mListener.removeOffsetListener();
} else {
mListener.restoreOffsetListener();
}
launchLoader(currentState.currentPage);
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
NumberPickerDialog dialog;
switch (item.getItemId()) {
case R.id.action_add:
dialog = new NumberPickerDialog(getActivity());
dialog.setTitle("Position to Add");
dialog.setPickerRange(0, mAdapter.getItemCount() - 1);
dialog.setOnNumberSelectedListener(
new NumberPickerDialog.OnNumberSelectedListener() {
@Override
public void onNumberSelected(int value) {
mAdapter.addItem(value);
}
});
dialog.show();
return true;
case R.id.action_remove:
dialog = new NumberPickerDialog(getActivity());
dialog.setTitle("Position to Remove");
dialog.setPickerRange(0, mAdapter.getItemCount() - 1);
dialog.setOnNumberSelectedListener(
new NumberPickerDialog.OnNumberSelectedListener() {
@Override
public void onNumberSelected(int value) {
mAdapter.removeItem(value);
}
});
dialog.show();
return true;
case R.id.action_empty:
mAdapter.setItemCount(0);
return true;
case R.id.action_small:
mAdapter.setItemCount(5);
return true;
case R.id.action_medium:
mAdapter.setItemCount(25);
return true;
case R.id.action_large:
mAdapter.setItemCount(196);
return true;
case R.id.action_scroll_zero:
mRecyclerView.scrollToPosition(0);
return true;
case R.id.action_smooth_zero:
mRecyclerView.smoothScrollToPosition(0);
return true;
default:
return super.onOptionsItemSelected(item);
}
}
public void onLoadFinished(Loader<Cursor> loader, Cursor data) {
if (mAdapter != null) {
// Swap the new cursor in. (The framework will take care of closing the, old cursor once we
// return.)
mAdapter.changeCursor(data);
if (mPosition != 0) {
mRecyclerView.scrollToPosition(Math.min(mPosition, data.getCount() - 1));
mPosition = 0;
}
}
}
public void forceRefresh() {
rv.scrollToPosition(0);
mSwipeRefreshLayout.post(
new Runnable() {
@Override
public void run() {
mSwipeRefreshLayout.setRefreshing(true);
refresh();
}
});
mSwipeRefreshLayout.setRefreshing(false);
}
/**
* Scroll the th given comment
*
* @param commentId The comment id to scroll to
*/
private void scrollToComment(long commentId) {
Optional<Integer> offset = adapter.getOffset(commentsAdapter);
if (!offset.isPresent()) return;
for (int idx = 0; idx < commentsAdapter.getItemCount(); idx++) {
if (commentsAdapter.getItemId(idx) == commentId) {
content.scrollToPosition(offset.get() + idx);
break;
}
}
commentsAdapter.setSelectedCommentId(commentId);
}
public void updateNote(Note newNote, Note oldNote) {
for (Note note : notes) {
if (oldNote.getId().equals(note.getId())) {
note.setTitle(newNote.getTitle());
note.setContent(newNote.getContent());
notes.remove(note);
notes.add(0, note);
notesRecyclerView.scrollToPosition(0);
notesAdapter.notifyDataSetChanged();
break;
}
}
}
private boolean validateName() {
boolean valid =
editedReference
.getPlaylistName()
.trim()
.equalsIgnoreCase(reference.getPlaylistName().trim())
|| Library.verifyPlaylistName(this, editedReference.getPlaylistName()) == null;
if (!valid) {
RecyclerView list = (RecyclerView) findViewById(R.id.list);
list.scrollToPosition(0);
}
return valid;
}
/** 重新获取嵌套的内容视图 */
private void regetNestedContentView() {
int currentItem = mDirectViewPager.getCurrentItem();
PagerAdapter adapter = mDirectViewPager.getAdapter();
if (adapter instanceof FragmentPagerAdapter || adapter instanceof FragmentStatePagerAdapter) {
Fragment item = (Fragment) adapter.instantiateItem(mDirectViewPager, currentItem);
mNestedContentView = item.getView();
// 清空之前的
mNestedNormalView = null;
mNestedAbsListView = null;
mNestedRecyclerView = null;
mNestedScrollView = null;
mNestedWebView = null;
if (mNestedContentView instanceof AbsListView) {
mNestedAbsListView = (AbsListView) mNestedContentView;
mNestedAbsListView.setOnScrollListener(mLvOnScrollListener);
if (!isHeaderViewCompleteInvisible()) {
mNestedAbsListView.setSelection(0);
}
} else if (mNestedContentView instanceof RecyclerView) {
mNestedRecyclerView = (RecyclerView) mNestedContentView;
mNestedRecyclerView.removeOnScrollListener(mRvOnScrollListener);
mNestedRecyclerView.addOnScrollListener(mRvOnScrollListener);
if (!isHeaderViewCompleteInvisible()) {
mNestedRecyclerView.scrollToPosition(0);
}
} else if (mNestedContentView instanceof ScrollView) {
mNestedScrollView = (ScrollView) mNestedContentView;
if (!isHeaderViewCompleteInvisible()) {
mNestedScrollView.scrollTo(mNestedScrollView.getScrollX(), 0);
}
} else if (mNestedContentView instanceof WebView) {
mNestedWebView = (WebView) mNestedContentView;
if (!isHeaderViewCompleteInvisible()) {
mNestedWebView.scrollTo(mNestedWebView.getScrollX(), 0);
}
} else {
mNestedNormalView = mNestedContentView;
}
} else {
throw new IllegalStateException(
BGAStickyNavLayout.class.getSimpleName()
+ "的第三个子控件为ViewPager时，其adapter必须是FragmentPagerAdapter或者FragmentStatePagerAdapter");
}
}
@AfterViews
protected void init() {
getProfileComponent()
.plusControlsPage(new ActivityModule(this), new ReportModule(reportUri))
.inject(this);
initInputControlOptions();
showInputControlOptions();
emptyText.setText(getString(R.string.r_search_nothing_to_display));
mPreviousSelected = getSelectedPosition();
inputControlsList.scrollToPosition(mPreviousSelected);
getSupportActionBar().setTitle(mInputControlLabel);
}
public void initView() {
// 初始化刷新控件
mRefreshLayout.setOnRefreshListener(this);
mRefreshLayout.setColorSchemeResources(
android.R.color.holo_blue_bright,
android.R.color.holo_green_light,
android.R.color.holo_orange_light,
android.R.color.holo_red_light);
mFab.setOnClickListener(
view -> {
// Snackbar.make(view, "Replace with your own action",
// Snackbar.LENGTH_LONG)
// .setAction("Action", null).show();
mRecyclerView.scrollToPosition(0);
});
}
private void showResults(String query, ArrayList<Course> listToShow, boolean filter) {
if (listToShow.isEmpty()) {
String searchResult;
if (filter) {
searchResult = getString(R.string.no_results_for_filter);
mNoResults.setText(searchResult);
mNoResults.setVisibility(View.VISIBLE);
} else if (query != null && !query.isEmpty()) {
searchResult = String.format(getString(R.string.no_results_for_query), query);
mNoResults.setText(searchResult);
mNoResults.setVisibility(View.VISIBLE);
} else {
mNoResults.setVisibility(View.GONE);
}
} else {
mNoResults.setVisibility(View.GONE);
}
mAdapter.animateTo(listToShow);
mRecycler.scrollToPosition(0);
}
private void onSendCommentResponse(boolean successful, Comment result, VolleyError error) {
if (successful) {
if (!mCanLoadMoreComments) {
mCommentAdapter.add(result);
fixCommentCount();
} else {
ToastUtils.show(R.string.broadcast_send_comment_successful, this);
}
mBroadcastCommentList.scrollToPosition(mAdapter.getItemCount() - 1);
mCommentEdit.setText(null);
} else {
LogUtils.e(error.toString());
ToastUtils.show(
getString(
R.string.broadcast_send_comment_failed_format, ApiError.getErrorString(error, this)),
this);
}
setSendingComment(false);
}
/** creates the items for the MiniDrawer */
public void createItems() {
mDrawerAdapter.clearDrawerItems();
if (mAccountHeader != null) {
IProfile profile = mAccountHeader.getActiveProfile();
if (profile instanceof IDrawerItem) {
mDrawerAdapter.addDrawerItem(generateMiniDrawerItem((IDrawerItem) profile));
}
}
if (mDrawer != null) {
if (getDrawerItems() != null) {
// migrate to miniDrawerItems
for (IDrawerItem drawerItem : getDrawerItems()) {
IDrawerItem miniDrawerItem = generateMiniDrawerItem(drawerItem);
if (miniDrawerItem != null) {
mDrawerAdapter.addDrawerItem(miniDrawerItem);
}
}
}
}
// listener
if (mOnMiniDrawerItemClickListener != null) {
mDrawerAdapter.setOnClickListener(mOnMiniDrawerItemClickListener);
} else {
mDrawerAdapter.setOnClickListener(
new BaseDrawerAdapter.OnClickListener() {
@Override
public void onClick(View v, int position, IDrawerItem item) {
int type = getMiniDrawerType(item);
if (type == ITEM) {
// fire the onClickListener also if the specific drawerItem is not Selectable
if (item.isSelectable()) {
// make sure we are on the original drawerItemList
if (mAccountHeader != null && mAccountHeader.isSelectionListShown()) {
mAccountHeader.toggleSelectionList(v.getContext());
}
// set the selection
mDrawer.setSelection(item, true);
} else if (mDrawer.getOnDrawerItemClickListener() != null) {
// get the original `DrawerItem` from the Drawer as this one will contain all
// information
mDrawer
.getOnDrawerItemClickListener()
.onItemClick(
v,
position,
DrawerUtils.getDrawerItem(getDrawerItems(), item.getIdentifier()));
}
} else if (type == PROFILE) {
if (mAccountHeader != null && !mAccountHeader.isSelectionListShown()) {
mAccountHeader.toggleSelectionList(v.getContext());
}
if (mCrossFader != null) {
mCrossFader.crossfade();
}
}
}
});
}
mDrawerAdapter.setOnLongClickListener(mOnMiniDrawerItemLongClickListener);
mRecyclerView.scrollToPosition(0);
}
@Override
public void onViewStateRestored(Bundle savedInstanceState) {
super.onViewStateRestored(savedInstanceState);
rvAdvies.scrollToPosition(0);
}
public void resetView() {
recyclerView.scrollToPosition(0);
}
public void notifyItemInserted(int position) {
getAdapter().notifyItemInserted(position);
mRecyclerView.scrollToPosition(position);
}
private void onFilteringList() {
emptyText.setVisibility(mSingleSelectIcAdapter.getItemCount() == 0 ? View.VISIBLE : View.GONE);
inputControlsList.scrollToPosition(0);
}
/** It shows the progress bar */
private void showProgressBar() {
recyclerView.scrollToPosition(0);
recyclerView.setVisibility(View.GONE);
progressBar.setVisibility(View.VISIBLE);
}
@Override
public void setScrollPosition(int position) {
viewList.scrollToPosition(position);
}
private void changeCase(Case theCase) {
mCaseAdapter.changeCase(theCase);
mCaseView.scrollToPosition(0);
}
private void scrollDown() {
recyclerView.scrollToPosition(chatMessageAdapter.getItemCount() - 1);
}
