[예제] Button, EditText

ButtonEdit.java

package org.catchabug.ButtonEdit;

import android.app.Activity;
import android.os.Bundle;
import android.view.*;
import android.widget.*;

public class ButtonEdit extends Activity {
    /** Called when the activity is first created. */
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
        
        Button btn = (Button)findViewById(R.id.btn);
        btn.setOnClickListener(new Button.OnClickListener(){
        	public void onClick(View v) {
        		EditText edit = (EditText)findViewById(R.id.edit);
        		String str = edit.getText().toString();
        		Toast.makeText(ButtonEdit.this, str, Toast.LENGTH_SHORT).show();
        	}
        });
    }
}

main.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:orientation="vertical"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    >
<EditText  
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:id="@+id/edit"
    android:text="여기다 입력"
    />
<Button  
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:id="@+id/btn"
    android:text="입력 완료"
    />
</LinearLayout>