[Android] 안드로이드용 간단한 테스트앱 UI 구성

안드로이드를 개발하다보면 기능 확인용으로 간단한 앱을 만드는 일이 잦다.

 

버튼 하나 짜리 앱을 만들 경우

 

<디자인>

상단에 TextView 한개, 하단에 Button을 한개 배치했음.

 

<코드>

<?xml version="1.0" encoding="utf-8"?>
<!-- Copyright (c) Facebook, Inc. and its affiliates. -->
<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"
    tools:context=".MainActivity">

    <TextView
        android:id="@+id/speechTranscription"
        android:hint="Speech transcription will appear here"
        android:textSize="28sp"
        android:textAlignment="center"
        android:padding="12dp"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintLeft_toLeftOf="parent"
        app:layout_constraintRight_toRightOf="parent"
        app:layout_constraintTop_toTopOf="parent"
        app:layout_constraintVertical_bias="0.207" />

    <Button
        android:id="@+id/speakButton"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:padding="12dp"
        android:text="Speak"
        android:textSize="28sp"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintHorizontal_bias="0.498"
        app:layout_constraintLeft_toLeftOf="parent"
        app:layout_constraintRight_toRightOf="parent"
        app:layout_constraintTop_toTopOf="parent"
        app:layout_constraintVertical_bias="0.726" />

</androidx.constraintlayout.widget.ConstraintLayout>