How to create responsive android login screen from scratch

In this tutorial we are creating a responsive android login screen from scratch

To begin create  android project file > new >new project>start with empty activity

Now you can use content _main.xml or you can create xml file by right click on layout folder>new>XML>layout xml named it as content.xml. and type the following code , in this we are creating the UI login screen.

To make your login screen more responsive here i will use google card view.

Go to your build.gradle (module:app)>add following code 

dependencies {    implementation 'com.android.support:cardview-v7:28.0.0'    }

Now open your content_main.xml and start codding.............

<?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:layout_width="match_parent"    android:layout_height="match_parent"    android:background="@drawable/wal"    app:layout_behavior="@string/appbar_scrolling_view_behavior"    tools:showIn="@layout/app_bar_main">    <androidx.cardview.widget.CardView        android:layout_width="350dp"        android:layout_height="70dp"        android:background="#fff"        android:elevation="@dimen/fab_margin"        app:cardBackgroundColor="#fff"        app:cardCornerRadius="10dp"        app:cardElevation="15dp"        app:cardMaxElevation="3dp"        app:layout_constraintBottom_toBottomOf="parent"        app:layout_constraintEnd_toEndOf="parent"        app:layout_constraintHorizontal_bias="0.5"        app:layout_constraintStart_toStartOf="parent"        app:layout_constraintTop_toTopOf="parent"        app:layout_constraintVertical_bias="0.353">        <ImageView            android:layout_width="50dp"            android:layout_height="49dp"            android:background="@drawable/a"            android:contentDescription="TODO" />        <EditText            android:layout_width="match_parent"            android:layout_height="85dp"            android:text="@string/username"            android:textAlignment="center"            android:textColorHint="#000">        </EditText>    </androidx.cardview.widget.CardView>    <androidx.cardview.widget.CardView        android:layout_width="350dp"        android:layout_height="70dp"        android:background="#fff"        android:elevation="@dimen/fab_margin"        app:cardBackgroundColor="#fff"        app:cardCornerRadius="10dp"        app:cardElevation="15dp"        app:cardMaxElevation="10dp"        app:layout_constraintBottom_toBottomOf="parent"        app:layout_constraintEnd_toEndOf="parent"        app:layout_constraintHorizontal_bias="0.5"        app:layout_constraintStart_toStartOf="parent"        app:layout_constraintTop_toTopOf="parent">        <ImageView            android:layout_width="44dp"            android:layout_height="47dp"            android:background="@drawable/key"            android:contentDescription="TODO" />        <EditText            android:layout_width="match_parent"            android:layout_height="82dp"            android:text="password"            android:textAlignment="center"            android:textColorHint="#000">        </EditText>    </androidx.cardview.widget.CardView>    <Button        android:id="@+id/button"        android:layout_width="309dp"        android:layout_height="59dp"        android:background="#31b7ff"        android:text="Sign In"        android:textColor="#fff"        android:textSize="38dp"        android:textStyle="italic"        app:layout_constraintBottom_toBottomOf="parent"        app:layout_constraintEnd_toEndOf="parent"        app:layout_constraintHorizontal_bias="0.588"        app:layout_constraintStart_toStartOf="parent"        app:layout_constraintTop_toTopOf="parent"        app:layout_constraintVertical_bias="0.913" />    <ImageView        android:id="@+id/imageView"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:layout_marginTop="25dp"        android:layout_marginEnd="141dp"        android:layout_marginRight="141dp"        android:layout_marginBottom="522dp"        app:layout_constraintBottom_toBottomOf="parent"        app:layout_constraintEnd_toEndOf="parent"        app:layout_constraintHorizontal_bias="0.992"        app:layout_constraintStart_toStartOf="parent"        app:layout_constraintTop_toTopOf="parent"        app:layout_constraintVertical_bias="1.0"        app:srcCompat="@drawable/ai" /></androidx.constraintlayout.widget.ConstraintLayout>

You can choose drawable’s of your choice >Add drawable’s in res>drawable

Now finally run your project(shift+f10) or from menu bar select run , you can use android emulator or you can use your device as emulator.

Output