LibreTube/app/src/main/res/layout/dialog_edit_channel_group.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical">

    <com.google.android.material.textfield.TextInputLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_marginTop="20dp"
        android:layout_marginHorizontal="20dp"
        android:hint="@string/group_name"
        app:startIconDrawable="@drawable/ic_edit">

        <com.google.android.material.textfield.TextInputEditText
            android:id="@+id/group_name"
            android:layout_width="match_parent"
            android:layout_height="wrap_content" />

    </com.google.android.material.textfield.TextInputLayout>

    <LinearLayout
        android:id="@+id/subscriptions_container"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:orientation="vertical"
        android:visibility="gone">

        <com.google.android.material.textfield.TextInputLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:layout_marginHorizontal="20dp"
            android:hint="@string/search_hint"
            app:startIconDrawable="@drawable/ic_search">

            <com.google.android.material.textfield.TextInputEditText
                android:id="@+id/search_input"
                android:layout_width="match_parent"
                android:layout_height="wrap_content" />

        </com.google.android.material.textfield.TextInputLayout>

        <androidx.recyclerview.widget.RecyclerView
            android:id="@+id/channelsRV"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:layout_marginTop="10dp" />

    </LinearLayout>

    <ProgressBar
        android:id="@+id/progress"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_gravity="center"
        android:layout_marginVertical="200dp" />

</LinearLayout>