EditText 文本输入组件

public class EditTextActivity extends Activity {
EditText edit;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);

this.edit = (EditText)super.findViewById(R.id.edit02);  //取得组件
this.edit.setEnabled(false);	//现在不可编辑
}
}

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:orientation="vertical" >
<EditText
android:id="@+id/edit01"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:text="天天学android"
android:selectAllOnFocus ="true"
/>
<EditText
android:id="@+id/edit02"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:text="天天敲代码"
/>
<EditText
android:id="@+id/edit03"
android:password="true"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:text="用户登录密码"
/>
<EditText
android:id="@+id/edit04"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:numeric="integer"
android:text="1234567027"

/>

</LinearLayout>

<?xml version="1.0" encoding="utf-8"?>
<resources>
<string name="hello">Hello World, EditTextActivity!</string>
<string name="app_name">文本输入组件</string>

</resources>