A custom FrameLayout with height = height sum of 2 childs

item_product.xml

<?xml version="1.0" encoding="utf-8"?>
<fr.pgreze.app.ui.product.ProductLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    tools:background="@android:color/darker_gray"
    android:minWidth="160dp"
    android:layout_margin="5dp"
    tools:layout_width="160dp"
    android:layout_width="match_parent"
    android:layout_height="match_parent">

    <RelativeLayout
        android:id="@+id/productDescription"
        android:background="@android:color/white"
        android:gravity="center_vertical"
        android:padding="5dp"
        android:layout_gravity="bottom"
        android:layout_width="match_parent"
        android:layout_height="wrap_content">

        <LinearLayout
            android:layout_width="wrap_content"
            android:layout_height="wrap_content">

            <ImageView
                android:src="@drawable/icon_like"
                android:layout_marginLeft="5dp"
                android:layout_width="16dp"
                android:layout_height="16dp" />

            <TextView
                android:id="@+id/productLikeTxt"
                tools:text="0"
                android:layout_marginLeft="5dp"
                android:layout_gravity="center_vertical"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content" />

            <ImageView
                android:src="@drawable/icon_comment"
                android:layout_marginLeft="5dp"
                android:layout_width="16dp"
                android:layout_height="16dp" />

            <TextView
                android:id="@+id/productCommentTxt"
                tools:text="0"
                android:layout_marginLeft="5dp"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content" />

        </LinearLayout>

        <TextView
            android:id="@+id/productPriceTxt"
            tools:text="$ 100"
            android:layout_alignParentRight="true"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content" />

    </RelativeLayout>

    <fr.pgreze.app.ui.product.SquareImageView
        android:id="@+id/productImg"
        tools:background="@color/accent"
        tools:src="@android:drawable/sym_def_app_icon"
        tools:scaleType="fitCenter"
        android:layout_width="match_parent"
        android:layout_height="wrap_content" />

    <ImageView
        android:id="@+id/productSoldout"
        android:src="@drawable/badge_soldout"
        android:visibility="gone"
        tools:visibility="visible"
        android:layout_width="80dp"
        android:layout_height="46dp" />

</fr.pgreze.app.ui.product.ProductLayout>

ProductLayout.kt

package fr.pgreze.app.ui.product

import android.content.Context
import android.util.AttributeSet
import android.view.View
import android.widget.FrameLayout
import kotlinx.android.synthetic.main.item_product.view.*

class ProductLayout(context: Context, attrs: AttributeSet) : FrameLayout(context, attrs) {

    override fun onMeasure(widthMeasureSpec: Int, heightMeasureSpec: Int) {
        // Get sizes based on the measure specs
        val widthSize = View.getDefaultSize(0, widthMeasureSpec)
        val heightSize = View.getDefaultSize(0, heightMeasureSpec)

        // Measure all child views
        val width = View.MeasureSpec.makeMeasureSpec(widthSize, View.MeasureSpec.EXACTLY)
        val height = View.MeasureSpec.makeMeasureSpec(heightSize, View.MeasureSpec.EXACTLY)
        measureChildren(width, height)

        // Now update height with our img+description heights
        val myHeight = productImg.measuredHeight + productDescription.measuredHeight
        setMeasuredDimension(widthMeasureSpec,
                Math.max(View.MeasureSpec.makeMeasureSpec(myHeight, View.MeasureSpec.EXACTLY),
                        suggestedMinimumHeight))
    }
}