EditText

kk.java

public class kk extends Activity {

    private EditText edtName;
    private EditText edtPas;
    private TextView tv;


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

        tv = (TextView) findViewById(R.id.message);
        edtName = (EditText) findViewById(R.id.edtname);
        edtPas = (EditText) findViewById(R.id.edtpas);
        edtPas.setHint("请输入密码");
        edtPas.setOnKeyListener(new pass());
    }

    class pass implements OnKeyListener {
        @Override
        public boolean onKey(View v, int keyCode, KeyEvent event) {
            tv.setText("你的用戶名為:" + edtName.getText().toString() + "密碼:" + edtPas.getText().toString());
            return false;
        }
    }
}

kk.xml

<LinearLayout 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:orientation="vertical"
    tools:context="${relativePackage}.${activityClass}">

    <TextView
        android:id="@+id/tvname"
        android:textSize="20dip"
        android:text="请输入姓名："
        android:layout_width="fill_parent"
        android:layout_height="wrap_content" />

    <EditText
        android:id="@+id/edtname"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:maxLength="10"
        android:hint="输入用户名"
        android:textColorHint="#FF7F00"
        />

    <TextView
        android:id="@+id/tvpas"
        android:textSize="20dip"
        android:text="请输入密码"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content" />

    <EditText
        android:id="@+id/edtpas"
        android:maxLength="10"
        android:password="true"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content" />

    <TextView
        android:id="@+id/message"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content" />
</LinearLayout>