Programing (프로그래밍)/Android Studio (안드로이드 스튜디오)
안드로이드스튜디오 ToastMessage 토스트메세지 ( AndroidStudio )
insurang
2022. 6. 30. 22:07
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안드로이드스튜디오 ToastMessage 토스트메세지 ( AndroidStudio )
activity_main.xml
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<?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="horizontal"
tools:context=".MainActivity">
<EditText
android:id="@+id/edt"
android:layout_width="200dp"
android:layout_height="wrap_content"
android:text="Hello World!" />
<Button
android:id="@+id/btn"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Button" />
</LinearLayout>
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cs |
MainActivity.java
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package com.example.myapplication;
import androidx.appcompat.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;
public class MainActivity extends AppCompatActivity {
Button btn;
EditText edt;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
btn = findViewById(R.id.btn);
edt = findViewById(R.id.edt);
btn.setOnClickListener(new View.OnClickListener(){
@Override
public void onClick(View v) {
Toast.makeText(MainActivity.this, edt.getText(), Toast.LENGTH_SHORT).show();
}
});
}
}
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cs |
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