Android GridView简单实例

<?xml version="1.0" encoding="utf-8"?>
<linearlayout xmlns:android="http://schemas.android.com/apk/res/android"
  android:layout_width="match_parent"
  android:layout_height="match_parent"
  android:background="#fff"
  android:orientation="vertical" >

  <linearlayout
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:orientation="horizontal" >

    <gridview 
      android:id="@+id/gridview"
      android:layout_width="match_parent"
      android:layout_height="wrap_content"
      android:numcolumns="3"
      android:background="#fff"></gridview>


  </linearlayout>

</linearlayout>

<?xml version="1.0" encoding="utf-8"?>
<linearlayout xmlns:android="http://schemas.android.com/apk/res/android"
  android:layout_width="match_parent"
  android:layout_height="match_parent"
  android:padding="10dp"
  android:layout_gravity="center"
  android:background="#fff"
  android:orientation="vertical" >

  <imageview
    android:id="@+id/iv"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content" />

  <textview
    android:id="@+id/tv"
    android:paddingtop="10dp"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:textcolor="#000"
    android:text="管线" />

</linearlayout>

  /**
   * 准备显示的数据
   */
  public void initdata() {
    // 生成动态数组，并且转入数据 ，暂时就这样来处理
    lstimageitem = new arraylist<hashmap<string, object>>();
    for (int i = 0; i < 3; i++) {
      hashmap<string, object> map = new hashmap<string, object>();
      map.put("itemimage", r.drawable.osg);// 添加图像资源的id
      map.put("itemtext", "各种管线" + string.valueof(i));// 按序号做itemtext
      lstimageitem.add(map);
    }
  }

gv = (gridview) view.findviewbyid(r.id.gridview);
    simpleadapter adapter = new simpleadapter(this, lstimageitem, r.layout.gridview_item, new string[] { "itemimage", "itemtext" },
        new int[] { r.id.iv, r.id.tv });
gv.setadapter(adapter);