<NewDataSet>
<Table>
<Cust_Name>Dev</Cust_Name>
<Order_No>OR00000009</Order_No>
<Freight_Rate>68000</Freight_Rate>
<Station_Name>Chennai</Station_Name>
<Station_Name1>Kolkatta</Station_Name1>
</Table>
<Table>
<Cust_Name>FSL</Cust_Name>
<Order_No>OR00000010</Order_No>
<Freight_Rate>6000</Freight_Rate>
<Station_Name>Mumbai</Station_Name>
<Station_Name1>Pune</Station_Name1>
</Table>
<Table>
<Cust_Name>FSL</Cust_Name>
<Order_No>OR00000011</Order_No>
<Freight_Rate>7000</Freight_Rate>
<Station_Name>Mumbai</Station_Name>
<Station_Name1>Pune</Station_Name1>
</Table>
<Table>
<Cust_Name>FSL</Cust_Name>
<Order_No>OR00000012</Order_No>
<Freight_Rate>7000</Freight_Rate>
<Station_Name>Chennai</Station_Name>
<Station_Name1>Bangalore</Station_Name1>
</Table>
</NewDataSet>
如何在android中的gridview的一行中安排Cust_Name、Order_No、Freight_Rate等？
这是上述 XML 文件的确切链接
“http://54.251.60.177/StudentWebService/StudentDetail.asmx/GetTMSOrders”
参考来源
public class GridSample extends Activity
{
// All static variables
static final String URL = "http://54.251.60.177/StudentWebService/StudentDetail.asmx/GetTMSOrders";
// XML node keys
static final String KEY_TABLE = "Table"; // parent node
static final String KEY_CUST = "Cust_Name";
static final String KEY_ORDER = "Order_No";
static final String KEY_FREIGHT = "Freight_Rate";
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
ArrayList<HashMap<String, String>> menuItems = new ArrayList<HashMap<String, String>>();
XMLParser parser = new XMLParser();
String xml = parser.getXmlFromUrl(URL); // getting XML
Document doc = parser.getDomElement(xml); // getting DOM element
NodeList nl = doc.getElementsByTagName(KEY_TABLE);
// looping through all item nodes <item>
for (int i = 0; i < nl.getLength(); i++)
{
// creating new HashMap
HashMap<String, String> map = new HashMap<String, String>();
Element e = (Element) nl.item(i);
// adding each child node to HashMap key => value
map.put(KEY_CUST, parser.getValue(e, KEY_CUST));
map.put(KEY_ORDER, parser.getValue(e, KEY_ORDER));
map.put(KEY_FREIGHT,parser.getValue(e, KEY_FREIGHT));
// adding HashList to ArrayList
menuItems.add(map);
}
// Adding menuItems to ListView
ListAdapter adapter = new SimpleAdapter(this, menuItems,
R.layout.grid_item,new String[] { KEY_CUST, KEY_ORDER, KEY_FREIGHT },
new int[] { R.id.name, R.id.desciption, R.id.cost });
GridView gv = (GridView)findViewById(R.id.gridVi);
gv.setAdapter(adapter);
gv.setOnItemClickListener(new OnItemClickListener()
{
public void onItemClick(AdapterView<?> parent, View view,
int position, long id)
{
// getting values from selected ListItem
String name = ((TextView) view.findViewById(R.id.name)).getText().toString();
String cost = ((TextView) view.findViewById(R.id.cost)).getText().toString();
String description = ((TextView) view.findViewById(R.id.desciption)).getText().toString();
// Starting new intent
Intent in = new Intent(getApplicationContext(), SingleMenuItemActivity.class);
in.putExtra(KEY_CUST, name);
in.putExtra(KEY_ORDER, cost);
in.putExtra(KEY_FREIGHT, description);
startActivity(in);
}
});
}}
SingleMenuItemActivity.java
public class SingleMenuItemActivity extends Activity {
// XML node keys
static final String KEY_CUST = "Cust_Name";
static final String KEY_ORDER = "Order_No";
static final String KEY_FREIGHT = "Freight_Rate";
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.single_grid_item);
// getting intent data
Intent in = getIntent();
// Get XML values from previous intent
String cust = in.getStringExtra(KEY_CUST);
String order = in.getStringExtra(KEY_ORDER);
String freight = in.getStringExtra(KEY_FREIGHT);
// Displaying all values on the screen
TextView lblcust = (TextView) findViewById(R.id.cust_label);
TextView lblorder = (TextView) findViewById(R.id.Order_label);
TextView lblfreight = (TextView) findViewById(R.id.freight_label);
lblcust.setText(cust);
lblorder.setText(order);
lblfreight.setText(freight);
}}
XMLParser.java
public class XMLParser
{
// constructor
public XMLParser()
{
}
/**
* Getting XML from URL making HTTP request
* @param url string
* */
public String getXmlFromUrl(String url)
{
String xml = null;
try
{
// defaultHttpClient
DefaultHttpClient httpClient = new DefaultHttpClient();
HttpPost httpPost = new HttpPost(url);
HttpResponse httpResponse = httpClient.execute(httpPost);
HttpEntity httpEntity = httpResponse.getEntity();
xml = EntityUtils.toString(httpEntity);
}
catch (UnsupportedEncodingException e)
{
e.printStackTrace();
}
catch (ClientProtocolException e)
{
e.printStackTrace();
}
catch (IOException e)
{
e.printStackTrace();
}
// return XML
return xml;
}
/**
* Getting XML DOM element
* @param XML string
* */
public Document getDomElement(String xml)
{
Document doc = null;
DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
try
{
DocumentBuilder db = dbf.newDocumentBuilder();
InputSource is = new InputSource();
is.setCharacterStream(new StringReader(xml));
doc = db.parse(is);
} catch (ParserConfigurationException e)
{
Log.e("Error: ", e.getMessage());
return null;
} catch (SAXException e)
{
Log.e("Error: ", e.getMessage());
return null;
} catch (IOException e)
{
Log.e("Error: ", e.getMessage());
return null;
}
return doc;
}
/** Getting node value
* @param elem element
*/
public final String getElementValue( Node elem )
{
Node child;
if( elem != null)
{
if (elem.hasChildNodes())
{
for( child = elem.getFirstChild(); child != null; child = child.getNextSibling() )
{
if( child.getNodeType() == Node.TEXT_NODE )
{
return child.getNodeValue();
}
}
}
}
return "";
}
/**
* Getting node value
* @param Element node
* @param key string
* */
public String getValue(Element item, String str)
{
NodeList n = item.getElementsByTagName(str);
return this.getElementValue(n.item(0));
}}
非常感谢！..