Funny_prank/app/src/main/res/layout/fragment_custom.xml

<?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="match_parent"
    android:background="@mipmap/bg_like"
    tools:context=".fragment.CustomFragment">

    <com.fun.funnyprank.tools.MytextView
        android:id="@+id/custom_title"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginTop="20dp"
        android:text="@string/record_create"
        android:textColor="@color/main_title_color"
        android:textSize="26sp"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent" />

    <androidx.constraintlayout.widget.ConstraintLayout
        android:id="@+id/custom_delete"
        android:layout_width="30dp"
        android:layout_height="30dp"
        android:layout_marginEnd="20dp"
        android:background="@drawable/icon_back_bg"
        android:padding="4dp"
        app:layout_constraintBottom_toBottomOf="@id/custom_title"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintTop_toTopOf="@id/custom_title">

        <ImageView
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:background="@drawable/icon_delete" />
    </androidx.constraintlayout.widget.ConstraintLayout>


    <androidx.recyclerview.widget.RecyclerView
        android:id="@+id/custom_rv"
        android:layout_width="match_parent"
        android:layout_height="0dp"
        android:layout_marginTop="16dp"
        android:layout_marginBottom="16dp"
        app:layout_constraintBottom_toTopOf="@id/add"
        app:layout_constraintTop_toBottomOf="@id/custom_title" />

    <androidx.constraintlayout.widget.ConstraintLayout
        android:id="@+id/add_hide"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_margin="24dp"
        android:background="@drawable/custom_cons_bg"
        android:padding="8dp"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintTop_toBottomOf="@id/custom_title">

        <TextView
            android:id="@+id/add_hide_text"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="@string/add_text"
            android:textColor="@color/white"
            android:textSize="19sp"
            app:layout_constraintBottom_toBottomOf="parent"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintTop_toTopOf="parent" />

        <ImageView
            android:layout_width="20dp"
            android:layout_height="20dp"
            android:layout_marginEnd="12dp"
            android:src="@drawable/icon_custom_add"
            app:layout_constraintBottom_toBottomOf="parent"
            app:layout_constraintEnd_toStartOf="@id/add_hide_text"
            app:layout_constraintTop_toTopOf="parent" />

    </androidx.constraintlayout.widget.ConstraintLayout>

    <com.fun.funnyprank.tools.MytextView
        android:id="@+id/add_tips"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginStart="24dp"
        android:layout_marginTop="20dp"
        android:layout_marginEnd="24dp"
        android:gravity="center"
        android:text="@string/add_tips"
        android:textColor="@color/white"
        android:textSize="20sp"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toBottomOf="@id/add_hide" />

    <androidx.constraintlayout.widget.ConstraintLayout
        android:id="@+id/add"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_marginStart="24dp"
        android:layout_marginEnd="24dp"
        android:layout_marginBottom="120dp"
        android:background="@drawable/custom_cons_bg"
        android:padding="8dp"
        app:layout_constraintBottom_toBottomOf="parent">

        <TextView
            android:id="@+id/add_text"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="@string/add_text"
            android:textColor="@color/white"
            android:textSize="19sp"
            app:layout_constraintBottom_toBottomOf="parent"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintTop_toTopOf="parent" />

        <ImageView
            android:layout_width="20dp"
            android:layout_height="20dp"
            android:layout_marginEnd="12dp"
            android:src="@drawable/icon_custom_add"
            app:layout_constraintBottom_toBottomOf="parent"
            app:layout_constraintEnd_toStartOf="@id/add_text"
            app:layout_constraintTop_toTopOf="parent" />

    </androidx.constraintlayout.widget.ConstraintLayout>


</androidx.constraintlayout.widget.ConstraintLayout>