PixelDroid-App-Android/app/src/main/res/layout/activity_post_creation.xml

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

    <ImageView
        android:id="@+id/post_creation_picture_frame"
        android:layout_width="match_parent"
        android:layout_height="match_parent"/>

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:orientation="horizontal"
        android:layout_gravity="bottom"
        android:background="#88000000">

        <com.google.android.material.textfield.TextInputLayout
            android:layout_width="0dp"
            android:layout_weight="1"
            android:layout_height="wrap_content"
            android:hint="@string/description"
            app:errorEnabled="true"
            android:layout_gravity="fill_horizontal"
            android:paddingStart="15dp"
            android:textColorHint="@color/cardview_light_background"
            app:errorTextColor="@color/cardview_light_background">

            <com.google.android.material.textfield.TextInputEditText
                android:id="@+id/new_post_description_input_field"
                android:layout_width="match_parent"
                android:layout_height="match_parent"
                android:ems="10"
                android:inputType="textMultiLine"
                android:textColor="@color/cardview_light_background"/>

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

        <Button
            android:id="@+id/post_creation_send_button"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="@string/send"
            android:background="@color/colorPrimary"
            android:textColor="@color/cardview_light_background"
            android:layout_margin="15dp"
            android:layout_gravity="center_vertical"
            tools:ignore="PrivateResource"/>

    </LinearLayout>

</merge>