最近一个项目要用到Gallery的效果由于业务的需要，必须要有GridView的功能。
[java]
1. package com.easymorse.grid.demo;
2.
3. import java.util.ArrayList;
4. import java.util.HashMap;
5.
6. import android.app.ListActivity;
7. import android.os.Bundle;
8. import android.view.LayoutInflater;
9. import android.view.View;
10. import android.widget.ArrayAdapter;
11. import android.widget.GridView;
12. import android.widget.ListView;
13. import android.widget.SimpleAdapter;
14.
15. public class GridDemoActivity extends ListActivity {
16./** Called when the activity is first created. */
17.@Override
18.public void onCreate(Bundle savedInstanceState) {
19.super.onCreate(savedInstanceState);
20.setContentView(R.layout.main);
21.
22.LayoutInflater layoutInflater = (LayoutInflater) this
23..getSystemService("layout_inflater");
24.View headerView=layoutInflater.inflate(R.layout.list_header, null);
25.setGridView(headerView);
26.ListView listView=(ListView) this.findViewById(android.R.id.list);
27.listView.addHeaderView(headerView);
28.listView.setAdapter(new ArrayAdapter<String>(this, android.R.layout.simple_list_item_1,new String[]{"","","","","",""}));
29.}
30.
31.private void setGridView(View view) {
32.GridView gridView = (GridView) view.findViewById(R.id.grid);
33.gridView.setNumColumns(10);
34.
35.ArrayList<HashMap<String, Object>> items = new ArrayList<HashMap<String, Object>>();
36.
37.for (int i = 0; i < 10; i++) {
38.HashMap<String, Object> map = new HashMap<String, Object>();
39.map.put("ItemImage", R.drawable.k);
40.map.put("ItemText", "" + "(" + i + ")");
41.items.add(map);
42.}
43.
44.SimpleAdapter adapter = new SimpleAdapter(this, items, R.layout.item,
45.new String[] { "ItemImage", "ItemText" }, new int[] {
46.R.id.ItemImage, R.id.ItemText });
47.gridView.setAdapter(adapter);
48.}
49. }
item.xml
[java]
1. <?xml version="1.0" encoding="utf-8"?>
2. <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
3.android:paddingBottom="10.0dip" android:layout_width="90.0dip"
4.android:layout_height="140.0dip">
5.<ImageView android:id="@+id/ItemImage" android:layout_width="80.0dip"
6.android:layout_height="108.0dip" android:layout_marginLeft="10.0dip"
7.android:layout_centerHorizontal="true">
8.</ImageView>
9.<TextView android:layout_below="@+id/ItemImage" android:id="@+id/ItemText"
10.android:ellipsize="end" android:layout_width="80.0dip"
11.android:layout_height="26.0dip" android:layout_marginTop="5.0dip"
12.android:singleLine="true" android:layout_centerHorizontal="true">
13.</TextView>
14. </RelativeLayout>
list_header.xml
[html]
1. <?xml version="1.0" encoding="utf-8"?>
2. <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
3.android:orientation="vertical" android:layout_width="fill_parent"
4.android:layout_height="200dp">
5.<TextView android:layout_width="fill_parent"
6.android:layout_height="wrap_content" android:text="最近访问人物" />
7.<HorizontalScrollView android:layout_width="fill_parent"
8.android:layout_height="160dp">
9.<FrameLayout android:layout_width="fill_parent"
10.android:layout_height="match_parent">
11.<LinearLayout android:layout_width="1100dp"
12.android:layout_height="match_parent" android:orientation="horizontal">
13.<GridView android:id="@+id/grid" android:layout_width="fill_parent"
14.android:gravity="center" android:layout_height="fill_parent"
15.android:horizontalSpacing="1.0dip" android:verticalSpacing="1.0dip"
16.android:stretchMode="spacingWidthUniform" android:numColumns="auto_fit"
17.android:columnWidth="80dip">
18.</GridView>
19.</LinearLayout>
20.</FrameLayout>
21.</HorizontalScrollView>
22. </LinearLayout>
main,xml
[html]
1. <?xml version="1.0" encoding="utf-8"?>
2. <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
3.android:orientation="vertical" android:layout_width="fill_parent"
4.android:layout_height="200dp">
5.<TextView android:layout_width="fill_parent"
6.android:layout_height="wrap_content" android:text="最近访问人物" />
7.<HorizontalScrollView android:layout_width="fill_parent"
8.android:layout_height="160dp">
9.<FrameLayout android:layout_width="fill_parent"
10.android:layout_height="match_parent">
11.<LinearLayout android:layout_width="1100dp"
12.android:layout_height="match_parent" android:orientation="horizontal">
13.<GridView android:id="@+id/grid" android:layout_width="fill_parent"
14.android:gravity="center" android:layout_height="fill_parent"
15.android:horizontalSpacing="1.0dip" android:verticalSpacing="1.0dip"
16.android:stretchMode="spacingWidthUniform" android:numColumns="auto_fit"
17.android:columnWidth="80dip">
18.</GridView>
19.</LinearLayout>
20.</FrameLayout>
21.</HorizontalScrollView>
22. </LinearLayout>
AndroidManifest.xml
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:orientation="vertical" android:layout_width="fill_parent"
android:layout_height="fill_parent" >
<TextView android:layout_width="fill_parent"
android:layout_height="wrap_content" android:text="@string/hello" />
<ListView android:layout_width="fill_parent"
android:layout_height="fill_parent"android:id="@android:id/list" android:cacheColorHint="#00000000"/>
</LinearLayout>
摘自sun6223508的专栏
