Java CardView内部回收视图展开时未调整大小至正确高度

创建回收视图后，我注意到我的CardView在展开时没有调整到正确的高度（项目a、项目B和项目C）。它的高度应与txtSubtitle文本视图的高度相同。我认为，

txtwitter

可能是罪魁祸首，但有人知道是什么导致了这个问题以及如何解决它吗

公共类MyFragmentRV扩展了android.support.v4.app.Fragment{
公共int-mGridViewHeight；
//公共int TXT高度；
私有静态最终整数项_TYPE=100；
专用静态最终整型标头_TYPE=101；
私有静态最终整数头类型=102；
专用静态最终整数网格类型=103；
//GridView mGridViewA；
值Animator mAnimatorGV、mAnimatorTV；
TextView txtArrowGV，txtTitle；
//
静态最终字符串[]法语元音=新字符串[]{
“a”、“e”、“i”、“o”、“u”、“y”
};
公共MyFragmentRV.MyAdapter adapterGV；
公共MyFragmentRV（）{}
@凌驾
创建视图时的公共视图（LayoutFlater充气机、@Nullable ViewGroup容器、@Nullable Bundle savedInstanceState）{
返回充气机。充气（右布局图。碎片_rv，容器，假）；
}
@凌驾
ActivityCreated上的公共无效（@Nullable Bundle savedinStateCState）{
视图v=getView（）；
断言v！=null；
recyclerView=v.findViewById（R.id.my\u recyclerView）；
//设置线性布局管理器
setLayoutManager（新的LinearLayoutManager（getActivity（），LinearLayoutManager.VERTICAL，false））；
//吊环
//使用定义的属性动态更改SpannableString颜色
int[]attrS={R.attr.spannablestringtextColor}；
TypedArray ta=getActivity（）.getTheme（）.ActainStyledAttributes（属性）；
int colorSS=ta.getColor（0，Color.BLACK）；//Color.BLACK-默认值（颜色将根据所选主题自动更改）
Log.d（标记“clickMethod 1）”+Integer.tohextString（colorSS））；
ta.recycle（）；
//SpannableString（开始）
SpannableStringBuilder ssb=新的SpannableStringBuilder（）；
SpannableString str1=新SpannableString（“项目A”）；
str1.setSpan（新背景色SPAN（Color.BLACK），0，str1.length（），Spannable.SPAN_EXCLUSIVE_EXCLUSIVE）；
str1.setSpan（新的ForegroundColorSpan（ContextCompat.getColor（getContext（），R.color.yellow）），0，str1.length（），Spannable.SPAN_EXCLUSIVE_EXCLUSIVE）；
ssb.append（str1）；
SpannableString str2=新的SpannableString（“你好世界”）；
str2.setSpan（新的ForegroundColorSpan（colorSS），0，str2.length（），0）；
ssb.append（str2）；
//吊杆吊环（完）
//初始数据
数据=新的ArrayList（）；
添加数据（ssb）；
数据。添加（“B项”）；
数据。添加（“C项”）；
子数据=新的ArrayList（）；
子数据。添加（“\u2022 a”）；
子数据。添加（“\u2022 b\n\u2022 bb”）；
子数据。添加（“\u2022 c\n\u2022 cc\n\u2022 ccc”）；
adapter=createAdapter（）；
recyclerView.setAdapter（适配器）；
super.onActivityCreated（savedInstanceState）；
}
回收视图回收视图；
阵列列表数据；
ArrayList子数据；
RecyclerView.适配器；
//创建适配器
private RecyclerView.Adapter createAdapter（）{
返回新的RecyclerView.Adapter（）{
@非空
@凌驾
public ViewHolder onCreateViewHolder（@NonNull ViewGroup父级，int类型）{
开关（类型）{
案例标题类型：
返回新的ViewHolder（充气辅助对象（R.layout.header，父对象））；
案例标题类型2：
返回新的ViewHolder（充气辅助对象（R.layout.header，父对象））；
案例项目类型：
返回新的ViewHolder（充气助手（R.layout.recyclerview_item_tv，父项））；
案例网格类型：
返回新的ViewHolder（充气辅助对象（R.layout.recyclerview_item_gv，父对象））；
违约：
返回新的ViewHolder（充气助手（R.layout.recyclerview_item_tv，父项））；
}
}
@凌驾
public void onBindViewHolder（@NonNull ViewHolder ViewHolder，int位置）{
final Typeface iconFont=FontManager.getTypeface（getContext（），FontManager.FONTAWESOME）；//必须先访问FontManager类，然后才能将文本视图设置为图像视图
开关（getItemViewType（位置））{
案例标题类型：
Button expandButton=viewHolder.itemView.findViewById（R.id.Button）；
expandButton.setText（“全部展开”）；
expandButton.setOnClickListener（新视图.OnClickListener（）{
@凌驾
公共void onClick（视图v）{
}
});
打破
案例标题类型2：
按钮折叠按钮=viewHolder.itemView.findViewById（R.id.Button）；
collapseButton.setText（“全部折叠”）；
collapseButton.setOnClickListener（新视图.OnClickListener（）{
@凌驾
公共void onClick（视图v）{
}
});
打破
案例项目类型：
//获取当前项目
CharSequence itemA=data.get（位置-3）；
String itemB=subdata.get（位置-3）；
txtTitle=viewHolder.itemView.findViewById（R.id.tv\u tv\u A）；
txtTitle.setText（项目a）；
最终的
public class MyFragmentRV extends android.support.v4.app.Fragment {

    public int mGridViewHeight;
//    public int txtSubtitleHeight;
    private static final int ITEM_TYPE = 100;
    private static final int HEADER_TYPE = 101;
    private static final int HEADER_TYPE_2 = 102;
    private static final int GRID_TYPE = 103;
//    GridView mGridViewA;
    ValueAnimator mAnimatorGV, mAnimatorTV;
    TextView txtArrowGV, txtTitle;

    //
    static final String[] frenchVowels = new String[]{
            "a", "e", "i", "o", "u", "y"
    };

    public MyFragmentRV.MyAdapter adapterGV;

    public MyFragmentRV() {}

    @Override
    public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {

        return inflater.inflate(R.layout.fragment_rv, container, false);
    }

    @Override
    public void onActivityCreated(@Nullable Bundle savedInstanceState) {
        View v = getView();
        assert v != null;

        recyclerView = v.findViewById(R.id.my_recyclerview);

        // set the linear layout manager
        recyclerView.setLayoutManager(new LinearLayoutManager(getActivity(), LinearLayoutManager.VERTICAL, false));

        // SpannableStrings
        // dynamically change SpannableString colour using defined attribute
        int[] attrS = {R.attr.spannablestringtextColor};
        TypedArray ta = getActivity().getTheme().obtainStyledAttributes(attrS);
        int colorSS = ta.getColor(0, Color.BLACK); //Color.BLACK - default value (colour will change automatically depending on chosen theme)
        Log.d(TAG, "clickMethod 1) " + Integer.toHexString(colorSS));
        ta.recycle();


        // SpannableString (start)
        SpannableStringBuilder ssb = new SpannableStringBuilder();

        SpannableString str1 = new SpannableString(" Item A ");
        str1.setSpan(new BackgroundColorSpan(Color.BLACK), 0, str1.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
        str1.setSpan(new ForegroundColorSpan(ContextCompat.getColor(getContext(), R.color.yellow)), 0, str1.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
        ssb.append(str1);

        SpannableString str2 = new SpannableString(" Hello World");
        str2.setSpan(new ForegroundColorSpan(colorSS), 0, str2.length(), 0);
        ssb.append(str2);
        // SpannableString (end)

        // init data
        data = new ArrayList<>();
        data.add(ssb);
        data.add("Item B");
        data.add("Item C");

        subdata = new ArrayList<>();
        subdata.add("\u2022 a");
        subdata.add("\u2022 b\n\u2022 bb");
        subdata.add("\u2022 c\n\u2022 cc\n\u2022 ccc");

        adapter = createAdapter();

        recyclerView.setAdapter(adapter);

        super.onActivityCreated(savedInstanceState);
    }

    RecyclerView recyclerView;
    ArrayList<CharSequence> data;
    ArrayList<String> subdata;
    RecyclerView.Adapter<ViewHolder> adapter;


    // creates the adapter
    private RecyclerView.Adapter<ViewHolder> createAdapter() {
        return new RecyclerView.Adapter<ViewHolder>() {
            @NonNull
            @Override
            public ViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int type) {
                switch (type) {
                    case HEADER_TYPE:
                        return new ViewHolder(inflateHelper(R.layout.header, parent));

                    case HEADER_TYPE_2:
                        return new ViewHolder(inflateHelper(R.layout.header, parent));

                    case ITEM_TYPE:
                        return new ViewHolder(inflateHelper(R.layout.recyclerview_item_tv, parent));

                    case GRID_TYPE:
                        return new ViewHolder(inflateHelper(R.layout.recyclerview_item_gv, parent));

                    default:
                        return new ViewHolder(inflateHelper(R.layout.recyclerview_item_tv, parent));
                }
            }

            @Override
            public void onBindViewHolder(@NonNull ViewHolder viewHolder, int position) {
                final Typeface iconFont = FontManager.getTypeface(getContext(), FontManager.FONTAWESOME); // FontManager class must be accessed first before text views can be set as image views

                switch (getItemViewType(position)) {
                    case HEADER_TYPE:
                        Button expandButton = viewHolder.itemView.findViewById(R.id.button);
                        expandButton.setText("Expand all");

                        expandButton.setOnClickListener(new View.OnClickListener() {
                            @Override
                            public void onClick(View v) {
                            }
                        });
                    break;
                    case HEADER_TYPE_2:
                        Button collapseButton = viewHolder.itemView.findViewById(R.id.button);
                        collapseButton.setText("Collapse all");

                        collapseButton.setOnClickListener(new View.OnClickListener() {
                            @Override
                            public void onClick(View v) {
                            }
                        });
                    break;
                    case ITEM_TYPE:
                        // get the current item
                        CharSequence itemA = data.get(position - 3);
                        String itemB = subdata.get(position - 3);


                        txtTitle = viewHolder.itemView.findViewById(R.id.tv_tv_A);
                        txtTitle.setText(itemA);

                        final TextView txtSubtitle = viewHolder.itemView.findViewById(R.id.tv_tv_B);
                        txtSubtitle.setText(itemB);
                        txtSubtitle.setVisibility(View.GONE);

                        //Add onPreDrawListener
                        txtSubtitle.getViewTreeObserver().addOnPreDrawListener(
                        new ViewTreeObserver.OnPreDrawListener() {

                            @Override
                            public boolean onPreDraw() {
                                txtSubtitle.getViewTreeObserver().removeOnPreDrawListener(this);
                                txtSubtitle.setVisibility(View.GONE);

                                final int widthSpec = View.MeasureSpec.makeMeasureSpec(0, View.MeasureSpec.UNSPECIFIED);
                                final int heightSpec = View.MeasureSpec.makeMeasureSpec(0, View.MeasureSpec.UNSPECIFIED);
                                txtSubtitle.measure(widthSpec, heightSpec);

                                txtSubtitleHeight = txtSubtitle.getMeasuredHeight();

                                return true;
                            }
                        });

                        final TextView txtArrowTV = viewHolder.itemView.findViewById(R.id.tv_tv_expandcollapse);
                        txtArrowTV.setText(R.string.fa_icon_chevron_down);
                        txtArrowTV.setTypeface(iconFont);

                        //
                        CardView cardView = viewHolder.itemView.findViewById(R.id.cv_tv);
                        LinearLayout mLinearLayoutTV = viewHolder.itemView.findViewById(R.id.cardview_tv_titlerow);

                        cardView.setOnClickListener(new View.OnClickListener() {
                            @Override
                            public void onClick(View v) {
//                                Toast.makeText(getActivity(),"CardView clicked", Toast.LENGTH_SHORT).show();
                                if(txtSubtitle.getVisibility() == View.GONE){
                                    expandTV(txtSubtitle, txtArrowTV);
                                } else {
                                    collapseTV(txtSubtitle, txtArrowTV);
                                }
                            }
                        });

                        mLinearLayoutTV.setOnClickListener(new View.OnClickListener() {
                            @Override
                            public void onClick(View v) {
                                if(txtSubtitle.getVisibility() == View.GONE){
                                    expandTV(txtSubtitle, txtArrowTV);
                                } else {
                                    collapseTV(txtSubtitle, txtArrowTV);
                                }
                            }
                        });

                        txtArrowTV.setOnClickListener(new View.OnClickListener() {
                            @Override
                            public void onClick(View v) {
                                if(txtSubtitle.getVisibility() == View.GONE){
                                    expandTV(txtSubtitle, txtArrowTV);
                                } else {
                                    collapseTV(txtSubtitle, txtArrowTV);
                                }
                            }
                        });
                    break;
                    case GRID_TYPE:
                        TextView titleG = viewHolder.itemView.findViewById(R.id.tv_gv_A);

                        titleG.setText("French vowels");

                        final TextView txtArrowGV = viewHolder.itemView.findViewById(R.id.tv_gv_expandcollapse);
                        txtArrowGV.setText(R.string.fa_icon_chevron_down);
                        txtArrowGV.setTypeface(iconFont);

                        final GridView mGridViewA = viewHolder.itemView.findViewById(R.id.gv);
                        mGridViewA.setVisibility(View.GONE);
                        mGridViewA.setEnabled(false);
                        mGridViewA.setVerticalScrollBarEnabled(false);
                        adapterGV = new MyFragmentRV.MyAdapter(getActivity().getApplicationContext(), 0);
                        mGridViewA.setAdapter(adapterGV);
                        for (String frenchVowel : frenchVowels) {
                            adapterGV.addAdapterItem(new MyFragmentRV.AdapterItem(frenchVowel));
                        }


                        //Add onPreDrawListener
                        mGridViewA.getViewTreeObserver().addOnPreDrawListener(
                        new ViewTreeObserver.OnPreDrawListener() {

                            @Override
                            public boolean onPreDraw() {
                                mGridViewA.getViewTreeObserver().removeOnPreDrawListener(this);
                                mGridViewA.setVisibility(View.GONE);

                                final int widthSpec = View.MeasureSpec.makeMeasureSpec(0, View.MeasureSpec.UNSPECIFIED);
                                final int heightSpec = View.MeasureSpec.makeMeasureSpec(0, View.MeasureSpec.UNSPECIFIED);
                                mGridViewA.measure(widthSpec, heightSpec);

                                mGridViewHeight = mGridViewA.getMeasuredHeight();

                                return true;
                            }
                        });


                        CardView cardViewG = viewHolder.itemView.findViewById(R.id.cv_gv);
                        LinearLayout mLinearLayoutGV = viewHolder.itemView.findViewById(R.id.cardview_gv_titlerow);

                        cardViewG.setOnClickListener(new View.OnClickListener() {
                            @Override
                            public void onClick(View v) {
                                if(mGridViewA.getVisibility() == View.GONE){
                                    expandGV(mGridViewA);
                                } else {
                                    collapseGV(mGridViewA);
                                }
                            }
                        });

                        mLinearLayoutGV.setOnClickListener(new View.OnClickListener() {
                            @Override
                            public void onClick(View v) {
                                if(mGridViewA.getVisibility() == View.GONE){
                                    expandGV(mGridViewA);
                                } else {
                                    collapseGV(mGridViewA);
                                }
                            }
                        });

                        txtArrowGV.setOnClickListener(new View.OnClickListener() {
                            @Override
                            public void onClick(View v) {
                                if(mGridViewA.getVisibility() == View.GONE){
                                    expandGV(mGridViewA);
                                } else {
                                    collapseGV(mGridViewA);
                                }
                            }
                        });
                    break;
                }
            }

            @Override
            public int getItemCount() {
                return data.size() + 3;
            }

            @Override
            public int getItemViewType(int position) {
                switch (position) {
                    case 0:
                        return HEADER_TYPE;
                    case 1:
                        return HEADER_TYPE_2;
                    case 2:
                        return GRID_TYPE;
                    default: return ITEM_TYPE;
                }
            }
        };
    }

    private View inflateHelper(int resId, ViewGroup parent) {
        return LayoutInflater.from(getActivity()).inflate(resId, parent, false);
    }

    // inner class for viewholder to use,
    class ViewHolder extends RecyclerView.ViewHolder {
        public ViewHolder(@NonNull View itemView) {
            super(itemView);
        }
    }

    public void expandGV(final GridView mGridViewA) {
        mGridViewA.setVisibility(View.VISIBLE);
        txtArrowGV.setText(R.string.fa_icon_chevron_up);

       ValueAnimator mAnimatorGV = slideAnimator(0, mGridViewHeight, mGridViewA);
        mAnimatorGV.start();
    }
    public void collapseGV(final GridView mGridViewA) {
        txtArrowGV.setText(R.string.fa_icon_chevron_down);

        int finalGVHeight = mGridViewA.getHeight();

        mAnimatorGV = slideAnimator(finalGVHeight, 0, mGridViewA);

        mAnimatorGV.addListener(new Animator.AnimatorListener() {
            @Override
            public void onAnimationEnd(Animator animator) {
                mGridViewA.setVisibility(View.GONE);
            }

            @Override
            public void onAnimationStart(Animator animator) {
            }

            @Override
            public void onAnimationCancel(Animator animator) {
            }

            @Override
            public void onAnimationRepeat(Animator animator) {
            }
        });
        mAnimatorGV.start();
    }
    public void expandTV(final TextView txtSubtitle, final TextView txtArrowTV) {
        txtSubtitle.setVisibility(View.VISIBLE);

        txtArrowTV.setText(R.string.fa_icon_chevron_up);

        mAnimatorTV = slideAnimator(0, txtSubtitleHeight, txtSubtitle);

        mAnimatorTV.start();
    }

    public void collapseTV(final TextView txtSubtitle, final TextView txtArrowTV) {
        txtArrowTV.setText(R.string.fa_icon_chevron_down);

        int finalTVHeight = txtSubtitle.getHeight();

        mAnimatorTV = slideAnimator(finalTVHeight, 0, txtSubtitle);

        mAnimatorTV.addListener(new Animator.AnimatorListener() {
            @Override
            public void onAnimationEnd(Animator animator) {
                txtSubtitle.setVisibility(View.GONE);
            }

            @Override
            public void onAnimationStart(Animator animator) {
            }

            @Override
            public void onAnimationCancel(Animator animator) {
            }

            @Override
            public void onAnimationRepeat(Animator animator) {
            }
        });
        mAnimatorTV.start();
    }


    public ValueAnimator slideAnimator(int start, int end, final View txtSubtitle) {

        final ValueAnimator animator = ValueAnimator.ofInt(start, end);

        animator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
            @Override
            public void onAnimationUpdate(ValueAnimator valueAnimator) {
                // update height
                int value = (Integer) valueAnimator.getAnimatedValue();

                ViewGroup.LayoutParams layoutParamsTV = txtSubtitle.getLayoutParams();
                layoutParamsTV.height = value;
                txtSubtitle.setLayoutParams(layoutParamsTV);

//                ViewGroup.LayoutParams layoutParamsGV = mGridViewA.getLayoutParams();
//                layoutParamsGV.height = value;
//                mGridViewA.setLayoutParams(layoutParamsGV);
            }
        });
        return animator;
    }
}

<?xml version="1.0" encoding="utf-8"?>
<android.support.v7.widget.CardView
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:clickable="true"
    android:focusable="true"
    android:id="@+id/cv_tv"
    android:layout_marginBottom="20dp"
    >

    <LinearLayout
        android:id="@+id/cardview_main"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:orientation="vertical"
        android:padding="10dp"
        android:animateLayoutChanges="true">

        <LinearLayout
            android:id="@+id/cardview_tv_titlerow"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:orientation="horizontal"
            android:layout_marginBottom="2dp"
            android:weightSum="100">

            <TextView
                android:id="@+id/tv_tv_A"
                android:layout_weight="90"
                android:layout_width="0dp"
                android:layout_height="wrap_content"
                android:textColor="?android:attr/textColorPrimary"
                style="@android:style/TextAppearance.Medium" />

            <TextView
                android:id="@+id/tv_tv_expandcollapse"
                android:clickable="true"
                android:focusable="true"
                android:layout_weight="10"
                android:layout_width="0dp"
                android:layout_height="wrap_content"
                android:layout_marginStart="10dp"
                android:textColor="?android:attr/textColorPrimary"
                style="@android:style/TextAppearance.Large" />
        </LinearLayout>

        <RelativeLayout
            android:id="@+id/relativelayout_tv"
            android:animateLayoutChanges="true"
            android:layout_width="match_parent"
            android:layout_height="wrap_content">

            <TextView
                android:id="@+id/tv_tv_B"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:textColor="?android:attr/textColorPrimary"
                style="@android:style/TextAppearance.Large" />
        </RelativeLayout>
    </LinearLayout>
</android.support.v7.widget.CardView>

   // inner class for viewholder to use,
    class ViewHolder extends RecyclerView.ViewHolder {
        public ViewHolder(@NonNull View itemView) {
            super(itemView);
        }
        int height;
    }

@Override
public boolean onPreDraw() {
    txtSubtitle.getViewTreeObserver().removeOnPreDrawListener(this);
                                txtSubtitle.setVisibility(View.GONE);
    final int widthSpec = View.MeasureSpec.makeMeasureSpec(0, View.MeasureSpec.UNSPECIFIED);
    final int heightSpec = View.MeasureSpec.makeMeasureSpec(0, View.MeasureSpec.UNSPECIFIED);
                                txtSubtitle.measure(widthSpec, heightSpec);
    viewHolder.height = txtSubtitle.getMeasuredHeight();
    return true;
}

public void expandTV(final TextView txtSubtitle, final TextView txtArrowTV, final ViewHolder holder) {
    txtSubtitle.setVisibility(View.VISIBLE);

    txtArrowTV.setText(R.string.fa_icon_chevron_up);

    mAnimatorTV = slideAnimator(0, holder.height, txtSubtitle);

    mAnimatorTV.start();
}