android include 使用

 

  

 

在main.xml中包含aaa.xml,bbb.xml

aaa.xml

<?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>

 

bbb.xml

<?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>

 

main.xml

<?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>

 

效果图

 

获取组件

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");


      }
}

 

效果图