membuat tampilan sapa dengan android eclipse portable

Hello XXX

activity_main.xml

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    tools:context=".MainActivity" >

    <TextView
        android:id="@+id/tvSalam"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="@string/hello_world" />

    <EditText
        android:id="@+id/etNama"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignLeft="@+id/tvSalam"
        android:layout_below="@+id/etNama"
        android:layout_marginTop="16dp"
        android:layout_toLeftOf="@+id/bSapa"
        android:ems="10"
        android:inputType="textPersonName" >

        <requestFocus />
    </EditText>

    <Button
        android:id="@+id/bSapa"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignParentRight="true"
        android:layout_alignTop="@+id/editText1"
        android:onClick="bSapaClick"
        android:layout_marginRight="25dp"
        android:text="Sapa" />


</RelativeLayout>


Graphical Layout

Main Activity.java

package com.helloword;

import android.os.Bundle;

import android.app.Activity;

import android.view.Menu;

import android.view.View;

import android.widget.EditText;

import android.widget.TextView;

public class MainActivity extends Activity {

    @Override

    protected void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        setContentView(R.layout.activity_main);

    }

    @Override

    public boolean onCreateOptionsMenu(Menu menu) {

        // Inflate the menu; this adds items to the action bar if it is present.

        getMenuInflater().inflate(R.menu.main, menu);

        return true;

    }

   

    public void bSapaClick(View v){

        EditText etNama = (EditText) findViewById(R.id.etNama);

        TextView tvSalam = (TextView) findViewById(R.id.tvSalam);

        String nama = etNama.getText().toString();

        tvSalam.setText("Hallo "+nama+" senang bertemu dengan anda!");

   

    }

   

}

Layout running