public QDGridSectionAdapter() {}public QDGridSectionAdapter(boolean removeSectionTitleIfOnlyOneSection) {    super(removeSectionTitleIfOnlyOneSection);}@NonNull@Overrideprotected ViewHolder onCreateSectionHeaderViewHolder(@NonNull ViewGroup viewGroup) {    return new ViewHolder(new QDSectionHeaderView(viewGroup.getContext()));}@NonNull@Overrideprotected ViewHolder onCreateSectionItemViewHolder(@NonNull ViewGroup viewGroup) {    Context context = viewGroup.getContext();    int paddingHor = QMUIDisplayHelper.dp2px(context, 24);    int paddingVer = QMUIDisplayHelper.dp2px(context, 16);    TextView tv = new TextView(context);    tv.setTextSize(14);    tv.setBackgroundColor(ContextCompat.getColor(context, R.color.qmui_config_color_gray_9));    tv.setTextColor(Color.DKGRAY);    tv.setPadding(paddingHor, paddingVer, paddingHor, paddingVer);    tv.setGravity(Gravity.CENTER);    return new ViewHolder(tv);}@NonNull@Overrideprotected ViewHolder onCreateSectionLoadingViewHolder(@NonNull ViewGroup viewGroup) {    return new ViewHolder(new QDLoadingItemView(viewGroup.getContext()));}@Overrideprotected void onBindSectionHeader(final ViewHolder holder, final int position, QMUISection<SectionHeader, SectionItem> section) {    QDSectionHeaderView itemView = (QDSectionHeaderView) holder.itemView;    itemView.render(section.getHeader(), section.isFold(), position);    //这里模拟header布局内容不一致的情况    String pStr = position + "";    if (pStr.endsWith("3") || pStr.endsWith("4") || pStr.endsWith("5")) {        itemView.ll_info_1.setVisibility(View.VISIBLE);        itemView.ll_info_2.setVisibility(View.GONE);    } else if (pStr.endsWith("6") || pStr.endsWith("7") || pStr.endsWith("8") || pStr.endsWith("9")) {        itemView.ll_info_1.setVisibility(View.GONE);        itemView.ll_info_2.setVisibility(View.GONE);    } else {        itemView.ll_info_1.setVisibility(View.VISIBLE);        itemView.ll_info_2.setVisibility(View.VISIBLE);    }    itemView.getArrowView().setOnClickListener(new View.OnClickListener() {        @Override        public void onClick(View v) {            int pos = holder.isForStickyHeader ? position : holder.getAdapterPosition();            toggleFold(pos, false);        }    });}@Overrideprotected void onBindSectionItem(ViewHolder holder, int position, QMUISection<SectionHeader, SectionItem> section, int itemIndex) {    ((TextView) holder.itemView).setText(section.getItemAt(itemIndex).getText());}

private TextView mTitle;public ImageView mArrowView;public LinearLayout ll_info_1;public LinearLayout ll_info_2;public QDSectionHeaderView(Context context) {    this(context, null);}public QDSectionHeaderView(Context context, @Nullable AttributeSet attrs) {    super(context, attrs);    initLayout();}private void initLayout() {    View view = inflate(getContext(), R.layout.account_book_header, null);    mTitle = view.findViewById(R.id.mTitle);    mArrowView = view.findViewById(R.id.mArrowView);    ll_info_1 = view.findViewById(R.id.ll_info_1);    ll_info_2 = view.findViewById(R.id.ll_info_2);    addView(view);}public ImageView getArrowView() {    return mArrowView;}public void render(SectionHeader header, boolean isFold, int position) {    mTitle.setText("标题：" + header.getText());    mArrowView.setRotation(isFold ? 0f : 90f);}