Expanded Text

 Adapter

 

<package com.daizzyinfo.vidhiksahayata.activities.adapter;

import android.content.Context;
import android.text.TextUtils;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ImageView;
import android.widget.RelativeLayout;
import android.widget.TextView;

import androidx.annotation.NonNull;
import androidx.recyclerview.widget.RecyclerView;

import com.daizzyinfo.vidhiksahayata.R;
import com.daizzyinfo.vidhiksahayata.activities.models.FaqModel;

import java.util.List;

public class FaqAdapter extends RecyclerView.Adapter<FaqAdapter.FaqVH> {

    Context mCtx;
    List<FaqModel> model;
    private int mExpandedPosition = -1;
    public FaqAdapter(Context mCtx, List<FaqModel> model) {
        this.mCtx = mCtx;
        this.model = model;
    }

    @NonNull
    @Override
    public FaqVH onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
        View view= LayoutInflater.from(mCtx).inflate(R.layout.custom_faq_items,parent,false);
        return new FaqVH(view);

    }

    @Override
    public void onBindViewHolder(@NonNull FaqVH holder, int position) {
//        FaqModel data = model.get(position);
//        boolean isExpanded = position == mExpandedPosition;

        holder.txtQue.setText(model.get(position).getQuestion());
        holder.txtAns.setText(model.get(position).getAnswer());

        if (position == mExpandedPosition)
        {
            holder.rlAns.setVisibility(View.VISIBLE);
            holder.imgRight.setImageResource(R.drawable.minus);
        }
        else
        {
            holder.rlAns.setVisibility(View.GONE);
            holder.imgRight.setImageResource(R.drawable.plus);
        }


//        holder.imgRight.setOnClickListener(new View.OnClickListener() {
//
//            @Override
//            public void onClick(View v) {
//                if (holder.rlAns.getVisibility() == View.GONE) {
//                    holder.rlAns.setVisibility(View.VISIBLE);
//                    holder.imgRight.setImageResource(R.drawable.minus);
//
//                } else {
//                    holder.rlAns.setVisibility(View.GONE);
//                    holder.imgRight.setImageResource(R.drawable.plus);
//                }
//
//            }
//        });
//

 }
    @Override
    public int getItemCount() {
        return model.size();
    }

    public class FaqVH extends RecyclerView.ViewHolder {


        ImageView imgRight;
        TextView txtQue,txtAns;
        RelativeLayout rlAns;



        public FaqVH(@NonNull View itemView) {
            super(itemView);
            imgRight=itemView.findViewById(R.id.imgRight);
            txtQue=itemView.findViewById(R.id.txtQue);
            txtAns=itemView.findViewById(R.id.txtAns);
            rlAns=itemView.findViewById(R.id.rlAns);


//            itemView.setOnClickListener(new View.OnClickListener() {
//                @Override
//                public void onClick(View v) {
//                    int position = getAdapterPosition();
//                    if (position == RecyclerView.NO_POSITION) {
//                        return;
//                    }
//                    boolean isExpanded = mExpandedPosition == position;
//                    mExpandedPosition = isExpanded ? -1 : position;
//                    notifyDataSetChanged();
//                }
//            });


            itemView.setOnClickListener(new View.OnClickListener() {
                @Override
                public void onClick(View v) {
                    int position = getAdapterPosition();

                    if(position==RecyclerView.NO_POSITION)
                    {
                        return;
                    }

                    boolean isExpanded = mExpandedPosition==position;

                    mExpandedPosition = isExpanded?-1 : position;

                    notifyDataSetChanged();

                }
            });


        }


    }


}

Model Class.

 

package com.daizzyinfo.vidhiksahayata.activities.models;

public class FaqModel {

    String Question, Answer;

    public FaqModel(String question, String answer) {
        Question = question;
        Answer = answer;
    }

    public String getQuestion() {
        return Question;
    }

    public void setQuestion(String question) {
        Question = question;
    }

    public String getAnswer() {
        return Answer;
    }

    public void setAnswer(String answer) {
        Answer = answer;
    }
}

 main Class

<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:background="@color/white"
    android:paddingTop="10dp"
    >

    <ImageView
        android:id="@+id/imgRight"
        android:layout_width="20dp"
        android:layout_height="20dp"
        app:srcCompat="@drawable/plus"
        android:padding="2dp"
        app:layout_constraintStart_toStartOf="parent"
        android:layout_marginTop="10dp"
        android:layout_marginLeft="15dp"
        tools:ignore="MissingConstraints" />

    <TextView
        android:id="@+id/txtQue"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:fontFamily="@font/roboto_medium"
        android:gravity="start"
        android:paddingLeft="40dp"
        android:paddingBottom="2dp"
        android:text=" Marriage Registration Assistant?"
        android:textColor="@color/black"
        android:textSize="14sp"
        tools:ignore="MissingConstraints" />

    <RelativeLayout
        android:id="@+id/rlAns"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:background="@color/white"
        android:gravity="center"
        android:visibility="gone"
        app:layout_constraintTop_toBottomOf="@+id/txtQue"
        tools:ignore="MissingConstraints">

        <TextView
            android:id="@+id/txtAns"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_alignParentTop="true"
            android:layout_centerInParent="true"
            android:layout_marginStart="20dp"
            android:ems="50"
            android:fontFamily="@font/roboto_regular"
            android:paddingHorizontal="27dp"
            android:paddingTop="0dp"
            android:text="Lorem Ipsum is simply dummy text of the printing and typesetting industry. Lorem Ipsum has been the industry's standard dummy text ever since the 1500s, "
            android:textAlignment="textStart"
            android:textColor="@color/halfBlack"
            android:textSize="12sp" />


    </RelativeLayout>


</androidx.constraintlayout.widget.ConstraintLayout>