ntfy-android/app/src/main/res/layout/fragment_add_dialog.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"
              xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent"
              android:layout_height="match_parent"
              android:orientation="vertical"
              android:paddingLeft="16dp"
              android:paddingRight="16dp">

    <androidx.constraintlayout.widget.ConstraintLayout
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:orientation="horizontal"
            android:id="@+id/add_dialog_subscribe_view"
            android:visibility="visible">
        <TextView
                android:id="@+id/add_dialog_subscribe_title_text"
                android:layout_width="0dp"
                android:layout_height="wrap_content"
                android:paddingTop="16dp"
                android:paddingBottom="3dp"
                android:text="@string/add_dialog_title"
                android:textAlignment="viewStart"
                android:textAppearance="@style/TextAppearance.AppCompat.Large" android:paddingStart="4dp"
                app:layout_constraintStart_toStartOf="parent"
                app:layout_constraintTop_toTopOf="parent"
        />

        <ProgressBar
                style="?android:attr/progressBarStyle"
                android:layout_width="24dp"
                android:layout_height="24dp"
                android:id="@+id/add_dialog_subscribe_progress"
                app:layout_constraintEnd_toEndOf="parent"
                app:layout_constraintBottom_toTopOf="@+id/add_dialog_subscribe_description"
                android:indeterminate="true" android:layout_marginBottom="5dp" android:visibility="gone"/>
        <TextView
                android:text="@string/add_dialog_description_below"
                android:layout_width="match_parent"
                android:layout_height="wrap_content" android:id="@+id/add_dialog_subscribe_description"
                android:paddingStart="4dp" android:paddingTop="3dp" app:layout_constraintStart_toStartOf="parent"
                app:layout_constraintEnd_toEndOf="parent"
                app:layout_constraintTop_toBottomOf="@id/add_dialog_subscribe_title_text"/>
        <com.google.android.material.textfield.TextInputEditText
                android:id="@+id/add_dialog_subscribe_topic_text"
                android:layout_width="match_parent"
                android:layout_height="wrap_content" android:hint="@string/add_dialog_topic_name_hint"
                android:importantForAutofill="no"
                android:maxLines="1" android:inputType="text" android:maxLength="64"
                app:layout_constraintStart_toStartOf="parent" app:layout_constraintEnd_toEndOf="parent"
                app:layout_constraintTop_toBottomOf="@id/add_dialog_subscribe_description"/>
        <CheckBox
                android:text="@string/add_dialog_use_another_server"
                android:layout_width="match_parent"
                android:layout_height="wrap_content" android:id="@+id/add_dialog_subscribe_use_another_server_checkbox"
                android:layout_marginStart="-3dp" app:layout_constraintStart_toStartOf="parent"
                app:layout_constraintEnd_toEndOf="parent"
                app:layout_constraintTop_toBottomOf="@id/add_dialog_subscribe_topic_text"
                android:layout_marginTop="-3dp"/>
        <TextView
                android:text="@string/add_dialog_use_another_server_description"
                android:layout_width="match_parent"
                android:layout_height="wrap_content" android:id="@+id/add_dialog_subscribe_use_another_server_description"
                android:paddingStart="4dp" android:paddingTop="0dp"
                android:visibility="gone" app:layout_constraintStart_toStartOf="parent"
                app:layout_constraintEnd_toEndOf="parent"
                app:layout_constraintTop_toBottomOf="@id/add_dialog_subscribe_use_another_server_checkbox"
                android:layout_marginTop="-5dp"/>
        <com.google.android.material.textfield.TextInputLayout
                style="@style/Widget.MaterialComponents.TextInputLayout.FilledBox.Dense.ExposedDropdownMenu"
                android:id="@+id/add_dialog_subscribe_base_url_layout"
                android:layout_width="match_parent"
                android:layout_height="40dp"
                android:layout_margin="0dp"
                android:background="@android:color/transparent"
                android:padding="0dp"
                android:visibility="gone"
                app:endIconMode="custom"
                app:hintEnabled="false"
                app:boxBackgroundColor="@android:color/transparent" app:layout_constraintStart_toStartOf="parent"
                app:layout_constraintEnd_toEndOf="parent"
                app:layout_constraintTop_toBottomOf="@id/add_dialog_subscribe_use_another_server_description">
            <AutoCompleteTextView
                    android:layout_width="match_parent"
                    android:layout_height="wrap_content"
                    android:id="@+id/add_dialog_subscribe_base_url_text"
                    android:hint="@string/app_base_url"
                    android:maxLines="1"
                    android:layout_marginTop="0dp"
                    android:layout_marginBottom="0dp"
                    android:inputType="textNoSuggestions"
                    android:textAppearance="?android:attr/textAppearanceMedium"
                    android:paddingStart="0dp"
                    android:paddingEnd="0dp"
                    android:paddingTop="0dp"
                    android:paddingBottom="0dp"
                    android:layout_marginStart="4dp"
                    android:layout_marginEnd="4dp"/>
        </com.google.android.material.textfield.TextInputLayout>

        <LinearLayout
                android:orientation="horizontal"
                android:layout_width="match_parent"
                android:layout_height="wrap_content" android:id="@+id/add_dialog_subscribe_instant_delivery_box"
                app:layout_constraintStart_toStartOf="parent" app:layout_constraintEnd_toEndOf="parent"
                app:layout_constraintTop_toBottomOf="@id/add_dialog_subscribe_base_url_layout" android:layout_marginTop="-3dp">
            <CheckBox
                    android:text="@string/add_dialog_instant_delivery"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content" android:id="@+id/add_dialog_subscribe_instant_delivery_checkbox"
                    android:layout_marginTop="-8dp" android:layout_marginBottom="-5dp"
                    android:layout_marginStart="-3dp"/>
            <ImageView
                    android:layout_width="24dp"
                    android:layout_height="24dp" app:srcCompat="@drawable/ic_bolt_gray_24dp"
                    android:id="@+id/add_dialog_subscribe_instant_image"
                    app:layout_constraintTop_toTopOf="@+id/main_item_text"
                    app:layout_constraintEnd_toStartOf="@+id/main_item_date" android:paddingTop="3dp"
                    android:layout_marginTop="3dp"/>
        </LinearLayout>
        <TextView
                android:text="@string/add_dialog_instant_delivery_description"
                android:layout_width="match_parent"
                android:layout_height="wrap_content" android:id="@+id/add_dialog_subscribe_instant_delivery_description"
                android:paddingStart="4dp" android:paddingTop="0dp"
                android:visibility="gone" app:layout_constraintStart_toStartOf="parent"
                app:layout_constraintEnd_toEndOf="parent"
                app:layout_constraintTop_toBottomOf="@id/add_dialog_subscribe_instant_delivery_box"/>
        <ImageView
                android:layout_width="20dp"
                android:layout_height="20dp" app:srcCompat="@drawable/ic_error_red_24dp"
                android:id="@+id/add_dialog_subscribe_error_text_image"
                android:visibility="gone"
                app:layout_constraintStart_toStartOf="parent" app:layout_constraintTop_toTopOf="@id/add_dialog_subscribe_error_text" android:layout_marginTop="1dp"/>
        <TextView
                android:text="Unable to resolve host example.com"
                android:layout_width="0dp"
                android:layout_height="wrap_content" android:id="@+id/add_dialog_subscribe_error_text"
                android:paddingStart="4dp"
                app:layout_constraintEnd_toEndOf="parent"
                app:layout_constraintTop_toBottomOf="@id/add_dialog_subscribe_instant_delivery_description" android:paddingEnd="4dp" android:textColor="@color/primaryDangerButtonColor" app:layout_constraintStart_toEndOf="@id/add_dialog_subscribe_error_text_image" android:layout_marginTop="5dp" tools:visibility="gone"/>
    </androidx.constraintlayout.widget.ConstraintLayout>
    <androidx.constraintlayout.widget.ConstraintLayout
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:orientation="horizontal"
            android:id="@+id/add_dialog_login_view"
            android:visibility="gone"
    >
        <TextView
                android:id="@+id/add_dialog_login_title"
                android:layout_width="0dp"
                android:layout_height="wrap_content"
                android:paddingTop="16dp"
                android:paddingBottom="3dp"
                android:text="@string/add_dialog_login_title"
                android:textAlignment="viewStart"
                android:textAppearance="@style/TextAppearance.AppCompat.Large" android:paddingStart="4dp"
                app:layout_constraintStart_toStartOf="parent"
                app:layout_constraintTop_toTopOf="parent"
        />
        <TextView
                android:text="@string/add_dialog_login_description"
                android:layout_width="match_parent"
                android:layout_height="wrap_content" android:id="@+id/add_dialog_login_description"
                android:paddingStart="4dp" android:paddingTop="3dp" app:layout_constraintStart_toStartOf="parent"
                app:layout_constraintEnd_toEndOf="parent"
                app:layout_constraintTop_toBottomOf="@id/add_dialog_login_title" android:paddingEnd="4dp"/>
        <com.google.android.material.textfield.TextInputEditText
                android:id="@+id/add_dialog_login_username"
                android:layout_width="match_parent"
                android:layout_height="wrap_content" android:hint="@string/add_dialog_login_username_hint"
                android:importantForAutofill="no"
                android:maxLines="1" android:inputType="text" android:maxLength="64"
                app:layout_constraintStart_toStartOf="parent" app:layout_constraintEnd_toEndOf="parent"
                android:layout_marginTop="10dp" app:layout_constraintTop_toBottomOf="@+id/add_dialog_login_description"/>
        <com.google.android.material.textfield.TextInputEditText
                android:id="@+id/add_dialog_login_password"
                android:layout_width="match_parent"
                android:layout_height="wrap_content" android:hint="@string/add_dialog_login_password_hint"
                android:importantForAutofill="no"
                android:maxLines="1" android:inputType="textPassword" app:layout_constraintStart_toStartOf="parent"
                app:layout_constraintEnd_toEndOf="parent"
                app:layout_constraintTop_toBottomOf="@id/add_dialog_login_username"/>
        <ImageView
                android:layout_width="20dp"
                android:layout_height="20dp" app:srcCompat="@drawable/ic_error_red_24dp"
                android:id="@+id/add_dialog_login_error_text_image"
                android:visibility="visible"
                app:layout_constraintStart_toStartOf="parent" app:layout_constraintBottom_toBottomOf="@+id/add_dialog_login_error_text" app:layout_constraintTop_toTopOf="@+id/add_dialog_login_error_text"/>
        <TextView
                android:text="Login failed. User not authorized."
                android:layout_width="0dp"
                android:layout_height="wrap_content" android:id="@+id/add_dialog_login_error_text"
                android:paddingStart="4dp"
                app:layout_constraintEnd_toEndOf="parent"
                app:layout_constraintTop_toBottomOf="@id/add_dialog_login_password" android:paddingEnd="4dp" android:textColor="@color/primaryDangerButtonColor" app:layout_constraintStart_toEndOf="@id/add_dialog_login_error_text_image"/>
        <ProgressBar
                style="?android:attr/progressBarStyle"
                android:layout_width="25dp"
                android:layout_height="25dp"
                android:id="@+id/add_dialog_login_progress"
                app:layout_constraintEnd_toEndOf="parent"
                app:layout_constraintBottom_toTopOf="@+id/add_dialog_login_description"
                android:indeterminate="true" android:layout_marginBottom="5dp"/>
    </androidx.constraintlayout.widget.ConstraintLayout>
</LinearLayout>