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blic class MainActivity extends Activity {
private GridView gridView;
private int res[] = new int[] {R.drawable.an01,
R.drawable.an02, R.drawable.an03, R.drawable.an01, R.drawable.an02,
R.drawable.an03,R.drawable.an01,
R.drawable.an02, R.drawable.an03, R.drawable.an01, R.drawable.an02,
R.drawable.an03,R.drawable.an01,
R.drawable.an02, R.drawable.an03, R.drawable.an01, R.drawable.an02,
R.drawable.an03,R.drawable.an01,
R.drawable.an02, R.drawable.an03, R.drawable.an01, R.drawable.an02,
R.drawable.an03 };
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
gridView = (GridView) findViewById(R.id.gridView1);
List<Map<String, Object>> data = new ArrayList<Map<String,Object>>();
for(int i=0;i<res.length;i++){
Map<String,Object> map = new HashMap<String, Object>();
map.put("imageView",res[i]);
data.add(map);
}
SimpleAdapter simpleAdapter = new SimpleAdapter(this, data,R.layout.activity_cell , new String[]{"imageView"}, new int[]{R.id.imageView1});
gridView.setAdapter(simpleAdapter);
//思考题 在Gridview中 SimpleAdpater图片添加事件
gridView.setOnItemClickListener(new AdapterView.OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> parent, View view,
int position, long id) {
//可以显示图片大图
Toast.makeText(getApplicationContext(), "xxxx"+res[position], Toast.LENGTH_LONG).show();
}
});
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.main, menu);
return true;
}
}
<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"
android:paddingBottom="@dimen/activity_vertical_margin"
android:paddingLeft="@dimen/activity_horizontal_margin"
android:paddingRight="@dimen/activity_horizontal_margin"
android:paddingTop="@dimen/activity_vertical_margin"
tools:context=".MainActivity" >
<GridView
android:id="@+id/gridView1"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_alignParentLeft="true"
android:layout_alignParentTop="true"
android:numColumns="5" >
</GridView>
</RelativeLayout>
