session-android/app/src/main/res/layout/fragment_call_bottom_sheet.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="wrap_content"
    xmlns:tools="http://schemas.android.com/tools"
    android:orientation="vertical"
    android:gravity="center_horizontal"
    android:paddingLeft="@dimen/large_spacing"
    android:paddingRight="@dimen/large_spacing"
    android:paddingBottom="@dimen/large_spacing"
    app:behavior_hideable="true"
    app:layout_behavior="com.google.android.material.bottomsheet.BottomSheetBehavior">

    <org.thoughtcrime.securesms.components.ProfilePictureView
        android:id="@+id/profilePictureView"
        android:layout_width="@dimen/large_profile_picture_size"
        android:layout_height="@dimen/large_profile_picture_size"
        android:layout_marginTop="@dimen/large_spacing"/>

    <RelativeLayout
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginTop="@dimen/medium_spacing"
        android:gravity="center">

        <TextView
            android:id="@+id/nameTextView"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_gravity="center"
            android:layout_marginStart="@dimen/small_spacing"
            android:layout_marginEnd="@dimen/small_spacing"
            android:textSize="@dimen/large_font_size"
            android:textStyle="bold"
            android:textColor="?android:textColorPrimary"
            android:textAlignment="center"
            tools:text="Incoming call from... big name here of a user" />

    </RelativeLayout>

    <LinearLayout
        android:layout_marginTop="@dimen/medium_spacing"
        android:paddingVertical="@dimen/medium_spacing"
        android:layout_gravity="center"
        android:gravity="center"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:orientation="horizontal">

        <TextView
            style="@style/Widget.Session.Button.Common.ProminentOutline"
            android:layout_marginHorizontal="@dimen/small_spacing"
            android:id="@+id/acceptButton"
            android:layout_width="wrap_content"
            android:layout_height="@dimen/medium_button_height"
            android:gravity="center"
            android:paddingLeft="@dimen/large_spacing"
            android:paddingRight="@dimen/large_spacing"
            android:text="Accept" />

        <TextView
            style="@style/Widget.Session.Button.Common.ProminentFilled"
            android:backgroundTint="@color/destructive"
            android:layout_marginHorizontal="@dimen/small_spacing"
            android:id="@+id/declineButton"
            android:layout_width="wrap_content"
            android:layout_height="@dimen/medium_button_height"
            android:gravity="center"
            android:paddingLeft="@dimen/large_spacing"
            android:paddingRight="@dimen/large_spacing"
            android:text="Decline" />

    </LinearLayout>

</LinearLayout>