android include 施用

android include 使用

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<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"    android:layout_width="wrap_content"    android:layout_height="wrap_content"    android:orientation="vertical" >    <TextView        android:id="@+id/tv"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:text="a" /></LinearLayout>

<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"    android:layout_width="wrap_content"    android:layout_height="wrap_content"    android:orientation="vertical" >    <TextView        android:id="@+id/tv"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:text="a" /></LinearLayout>

<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"    android:layout_width="fill_parent"    android:layout_height="fill_parent"    android:orientation="vertical" >    <include        android:id="@+id/a"        layout="@layout/aaa" />    <include        android:id="@+id/b"        layout="@layout/bbb" /></LinearLayout>

public class LayoutTestActivity extends Activity {      private LinearLayout l1, l2;      private TextView tv1, tv2;      @Override      public void onCreate(Bundle savedInstanceState) {            super.onCreate(savedInstanceState);            setContentView(R.layout.main);            l1 = (LinearLayout) findViewById(R.id.a);            tv1 = (TextView) l1.findViewById(R.id.tv);            l2 = (LinearLayout) findViewById(R.id.b);            tv2 = (TextView) l2.findViewById(R.id.tv);            tv1.setText("aaaaaaaaaaaaaaaaaaaaaaaa");            tv2.setText("bbbbbbbbbbbbbbbbbbbbbbbb");      }}