gridview例子

public class MainActivity extends AppCompatActivity {

private GridView _gridView = null;
private List<ObjectEntity> _dataSource = null;

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);

initGridView();
}

private void initGridView() {

_gridView = (GridView) findViewById(R.id.grid_view);

_dataSource = new ArrayList<>();

for (int i = 0; i < 8; i++) {
ObjectEntity object = new ObjectEntity();

object.imgUrl = "http://a.hiphotos.baidu.com/album/w%3D2048/sign=3da6584ff2deb48ffb69a6dec4273b29/960a304e251f95ca11945098c8177f3e670952bf.jpg";
object.desc = "这是list描述信息";

_dataSource.add(object);
}

MyAdapter listAdapter = new MyAdapter(_dataSource, this);
_gridView.setAdapter(listAdapter);

_gridView.setOnItemClickListener(new AdapterView.OnItemClickListener() {

public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
ObjectEntity data = _dataSource.get(position);

Toast.makeText(getApplicationContext(),
data.desc,
Toast.LENGTH_SHORT).show();
}
});
}
}

package bbb.aaa.testgridview;

import android.app.Activity;
import android.content.Context;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.TextView;

import java.util.List;

public class MyAdapter extends BaseAdapter {

private List<ObjectEntity> dataSourceArray;
private Context activityContext;

public MyAdapter(List<ObjectEntity> dataSource, Context context) {

this.dataSourceArray = dataSource;
this.activityContext = context;
}

@Override
public int getCount() {
return this.dataSourceArray.size();
}

@Override
public Object getItem(int position) {
return position;
}

@Override
public long getItemId(int position) {
return position;
}

@Override
public View getView(int position, View convertView, ViewGroup parent) {

if ( null == convertView )
{
LayoutInflater inflater = ((Activity)activityContext).getLayoutInflater();
convertView = inflater.inflate(R.layout.gridview_item, null);
}

ObjectEntity data = dataSourceArray.get(position);

TextView info = (TextView)convertView.findViewById(R.id.gridview_text);
info.setText(data.desc);

return convertView;
}
}

package bbb.aaa.testgridview;

public class ObjectEntity
{
public String imgUrl;
public String desc;
}

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent">

<TextView
android:id="@+id/title_bar_text"
android:layout_width="match_parent"
android:layout_height="45dip"
android:layout_alignParentTop="true"
android:gravity="center_vertical|center_horizontal"
android:text="12121212"
android:textSize="20dip"
android:textColor="#fff"/>
<GridView
android:id="@+id/grid_view"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:layout_below="@+id/title_bar_text"
android:layout_marginLeft="1dip"
android:layout_marginRight="1dip"
android:numColumns="2"
android:columnWidth="5dip"
android:cacheColorHint="#00000000"
></GridView>

</RelativeLayout>

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent"
android:layout_height="match_parent"
android:paddingLeft="1dp"
android:paddingRight="1dp"
android:paddingTop="1dp"
android:paddingBottom="1dp"
android:orientation="vertical">

<RelativeLayout
android:orientation="vertical"
android:layout_width="fill_parent"
android:layout_height="80dp">

<TextView
android:id="@+id/gridview_text"
android:layout_width="fill_parent"
android:layout_height="80dp"
android:text="登录"
android:layout_alignParentTop="false"
android:layout_centerInParent="true"
android:gravity="center|center_vertical|center_horizontal"
android:textStyle="bold|normal"
android:textColor="@color/white_color"
android:textSize="10dp"
android:background="@color/clean_blue_color" />
</RelativeLayout>
</LinearLayout>

<?xml version="1.0" encoding="utf-8"?>
<resources>
<color name="clean_blue_color">#21afe5</color>
<color name="test_blue_color">#123456</color>
<color name="white_color">#ffffff</color>
</resources>