Android TextInputLayout 텍스트 인풋 레이아웃

TextInputLayout

 implementation 'com.google.android.material:material:1.0.0'

xml 코드

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout 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">

    <com.google.android.material.textfield.TextInputLayout
        android:id="@+id/inputlayout"
        android:layout_width="match_parent"
        android:layout_height="wrap_content">
        <EditText
            android:id="@+id/edit_room_name"
            android:hint="텍스트가 들어갑니다"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"/>
    </com.google.android.material.textfield.TextInputLayout>

    <Button
        android:text="헬퍼"
        android:id="@+id/helper"
        android:layout_below="@id/inputlayout"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"/>

    <Button
        android:text="에러"
        android:id="@+id/error"
        android:layout_toRightOf="@id/helper"
        android:layout_below="@id/inputlayout"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"/>

    <Button
        android:text="제거"
        android:layout_below="@id/inputlayout"
        android:layout_toRightOf="@id/error"
        android:id="@+id/remove"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"/>

</RelativeLayout>

 

java 코드

public class MainActivity extends AppCompatActivity implements View.OnClickListener {

    TextInputLayout inputLayout;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        inputLayout = findViewById(R.id.inputlayout);

        findViewById(R.id.helper).setOnClickListener(this);
        findViewById(R.id.error).setOnClickListener(this);
        findViewById(R.id.remove).setOnClickListener(this);
    }


    @Override
    public void onClick(View view) {
        switch (view.getId()) {
            case R.id.helper:
                inputLayout.setHelperText("헬퍼");
                break;
            case R.id.error:
                inputLayout.setError("에러");
                break;
            case R.id.remove:
                inputLayout.setErrorEnabled(false);
                break;
        }
    }
}​

 

실행 화면

TextViewLayout 하나당 EditTextView 하나씩 사용