skyline/app/src/main/res/layout/keyboard_dialog.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:id="@+id/input_dialog"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:background="@color/backgroundColor"
    app:layout_anchorGravity="center_vertical">

    <LinearLayout
        android:id="@+id/horizontal_layout"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:orientation="horizontal"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent"
        app:layout_constraintVertical_bias="0.05">

        <Space
            android:id="@+id/space_left"
            android:layout_width="0dp"
            android:layout_height="0dp"
            android:layout_weight="0.05" />
        <androidx.constraintlayout.widget.ConstraintLayout
            android:layout_width="0dp"
            android:layout_height="wrap_content"
            android:layout_weight="0.90">

            <com.google.android.material.textview.MaterialTextView
                android:id="@+id/header"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:textColor="?android:attr/textColorPrimary"
                android:textSize="24sp"
                android:visibility="gone"
                app:layout_constraintTop_toTopOf="parent" />

            <com.google.android.material.textview.MaterialTextView
                android:id="@+id/sub"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:textColor="?android:attr/textColorSecondary"
                android:textSize="20sp"
                android:visibility="gone"
                app:layout_constraintTop_toBottomOf="@+id/header" />

            <com.google.android.material.button.MaterialButton
                android:id="@+id/cancel_button"
                style="@style/Widget.MaterialComponents.Button.OutlinedButton"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_marginTop="@dimen/grid_padding"
                android:layout_marginEnd="@dimen/grid_padding"
                android:text="@android:string/cancel"
                app:layout_constraintEnd_toStartOf="@+id/ok_button"
                app:layout_constraintTop_toBottomOf="@+id/length_status" />

            <com.google.android.material.button.MaterialButton
                android:id="@+id/ok_button"
                style="@style/Widget.MaterialComponents.Button.OutlinedButton"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_marginTop="@dimen/grid_padding"
                android:text="@android:string/ok"
                app:layout_constraintEnd_toEndOf="parent"
                app:layout_constraintTop_toBottomOf="@+id/length_status" />

            <com.google.android.material.textfield.TextInputLayout
                android:id="@+id/input_layout"
                android:layout_width="0dp"
                android:layout_height="wrap_content"
                android:layout_marginTop="@dimen/grid_padding"
                android:hint="@string/input_hint"
                app:layout_constraintEnd_toEndOf="parent"
                app:layout_constraintStart_toStartOf="parent"
                app:layout_constraintTop_toBottomOf="@+id/sub">

                <com.google.android.material.textfield.TextInputEditText
                    android:id="@+id/text_input"
                    android:layout_width="match_parent"
                    android:layout_height="wrap_content"
                    android:imeOptions="flagNoExtractUi|flagNoFullscreen"
                    android:inputType="text"
                    app:layout_constraintTop_toTopOf="parent" />

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

            <com.google.android.material.textview.MaterialTextView
                android:id="@+id/length_status"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_marginTop="@dimen/grid_padding"
                app:layout_constraintEnd_toEndOf="parent"
                app:layout_constraintTop_toBottomOf="@+id/input_layout" />

        </androidx.constraintlayout.widget.ConstraintLayout>

        <Space
            android:id="@+id/space_right"
            android:layout_width="0dp"
            android:layout_height="0dp"
            android:layout_weight="0.05" />


    </LinearLayout>

</androidx.constraintlayout.widget.ConstraintLayout>