TubeLab-App-Android/app/src/main/res/layout/activity_login.xml

<?xml version="1.0" encoding="utf-8"?><!--
    Copyright 2020 Thomas Schneider

    This file is a part of TubeLab

    This program is free software; you can redistribute it and/or modify it under the terms of the
    GNU General Public License as published by the Free Software Foundation; either version 3 of the
    License, or (at your option) any later version.

    TubeLab is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even
    the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
    Public License for more details.

    You should have received a copy of the GNU General Public License along with TubeLab; if not,
    see <http://www.gnu.org/licenses>.
-->
<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="match_parent"
    android:orientation="vertical">

    <androidx.constraintlayout.widget.ConstraintLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content">

        <ImageView
            android:id="@+id/main_logo"
            android:layout_width="150dp"
            android:layout_height="150dp"
            android:layout_gravity="center_horizontal"
            android:layout_marginTop="20dp"
            android:contentDescription="@string/app_logo"
            android:src="@drawable/ic_launcher_foreground"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintTop_toTopOf="parent" />


        <TextView
            android:id="@+id/create_an_account_peertube"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_gravity="center"
            android:layout_marginTop="20dp"
            android:drawablePadding="10dp"
            android:gravity="center"
            android:text="@string/join_peertube"
            android:textSize="16sp"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintTop_toBottomOf="@id/main_logo" />

    </androidx.constraintlayout.widget.ConstraintLayout>

    <androidx.constraintlayout.widget.ConstraintLayout
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:layout_marginTop="20dp"
        android:paddingStart="50dp"
        android:paddingEnd="50dp">

        <com.google.android.material.textfield.TextInputLayout
            android:id="@+id/login_instance_container"
            android:layout_width="0dp"
            android:layout_height="wrap_content"
            android:visibility="gone"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintTop_toTopOf="parent">

            <com.google.android.material.textfield.TextInputEditText
                android:id="@+id/login_instance"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:paddingTop="2dp"
                android:hint="@string/title_instance_login"
                android:inputType="textWebEmailAddress"
                android:singleLine="true"
                android:importantForAutofill="no" />

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

        <TextView
            android:id="@+id/instance_picker_title"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_marginTop="20dp"
            android:text="@string/instances_picker"
            android:visibility="gone"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintTop_toTopOf="parent" />

        <Spinner
            android:id="@+id/instance_picker"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_marginTop="10dp"
            android:layout_marginBottom="20dp"
            android:visibility="gone"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintTop_toBottomOf="@id/instance_picker_title" />

        <androidx.constraintlayout.widget.Barrier
            android:id="@+id/barrierTop"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            app:barrierDirection="bottom"
            app:constraint_referenced_ids="instance_picker, login_instance_container" />

        <com.google.android.material.textfield.TextInputLayout
            android:id="@+id/login_uid_container"
            android:layout_width="0dp"
            android:layout_marginTop="10dp"
            android:layout_height="wrap_content"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintTop_toBottomOf="@id/barrierTop">

            <com.google.android.material.textfield.TextInputEditText
                android:id="@+id/login_uid"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:inputType="textEmailAddress"
                android:hint="@string/email_address"
                android:singleLine="true"
                android:importantForAutofill="no" />
        </com.google.android.material.textfield.TextInputLayout>

        <com.google.android.material.textfield.TextInputLayout
            android:id="@+id/login_passwd_container"
            android:layout_width="0dp"
            android:layout_height="wrap_content"
            android:layout_marginTop="10dp"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintTop_toBottomOf="@id/login_uid_container"
            app:passwordToggleEnabled="true">

            <com.google.android.material.textfield.TextInputEditText
                android:id="@+id/login_passwd"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:hint="@string/password"
                android:inputType="textPassword"
                android:singleLine="true"
                android:importantForAutofill="no" />
        </com.google.android.material.textfield.TextInputLayout>




        <androidx.constraintlayout.widget.Barrier
            android:id="@+id/barrier"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            app:barrierDirection="bottom"
            app:constraint_referenced_ids="login_passwd_container,instance_picker" />

        <Button
            android:id="@+id/login_button"
            style="@style/Base.Widget.AppCompat.Button.Colored"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_gravity="center"
            android:layout_marginTop="20dp"
            android:drawablePadding="10dp"
            android:gravity="center"
            android:paddingStart="15dp"
            android:paddingTop="12dp"
            android:paddingEnd="20dp"
            android:paddingBottom="12dp"
            android:singleLine="true"
            android:text="@string/login"
            android:textAllCaps="false"
            android:textSize="20sp"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintTop_toBottomOf="@id/barrier" />

    </androidx.constraintlayout.widget.ConstraintLayout>
</LinearLayout>