public class circularlistparsing extends ActivityGroup {
public int currentPage = 1;
public ListView lisView1;
static final String KEY_ITEM = "docdetails";
static final String KEY_ITEM2 = "info";
static final String KEY_NAME1 = "";
static final String KEY_NAME = "heading";
static final String KEY_DATE = "date";
public Button btnNext;
public Button btnPre;
public static String url = "http://dev.taxmann.com/TaxmannService/TaxmannService.asmx/GetCircularList";
TextView txtreord;
TextView totalpage;
TextView pagenumber;
ProgressDialog dialog;
TextView title;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
txtreord = (TextView) findViewById(R.id.recored);
totalpage = (TextView) findViewById(R.id.totalpage);
pagenumber = (TextView) findViewById(R.id.pagenumber);
title = (TextView) findViewById(R.id.title);
title.setText("Cirrcular");
// listView1
lisView1 = (ListView) findViewById(R.id.listView1);
// Next
btnNext = (Button) findViewById(R.id.btnNext);
// Perform action on click
btnNext.setOnClickListener(new View.OnClickListener() {
public void onClick(View v) {
currentPage = currentPage + 1;
// new YourTask().execute();
ShowData();
pagenumber.setText("Of" + currentPage + "]");
}
});
// Previous
btnPre = (Button) findViewById(R.id.btnPre);
// Perform action on click
btnPre.setOnClickListener(new View.OnClickListener() {
public void onClick(View v) {
currentPage = currentPage - 1;
// new YourTask().execute();
ShowData();
pagenumber.setText("Of" + currentPage + "]");
}
});
ShowData();
}
public void ShowData() {
XMLParser parser = new XMLParser();
String xml = parser.getXmlFromUrl(url); // getting XML
Document doc = parser.getDomElement(xml); // getting DOM element
NodeList nl = doc.getElementsByTagName(KEY_ITEM);
NodeList n2 = doc.getElementsByTagName(KEY_ITEM2);
int displayPerPage = 10; // Per Page
int TotalRows = nl.getLength();
txtreord.setText(TotalRows + "Records|"); // number of records
int indexRowStart = ((displayPerPage * currentPage) - displayPerPage);
int TotalPage = 0;
if (TotalRows <= displayPerPage) {
TotalPage = 1;
} else if ((TotalRows % displayPerPage) == 0) {
TotalPage = (TotalRows / displayPerPage);
} else {
TotalPage = (TotalRows / displayPerPage) + 1; // 7
TotalPage = (int) TotalPage; // 7
}
totalpage.setText("Page[" + TotalPage);
int indexRowEnd = displayPerPage * currentPage; // 5
if (indexRowEnd > TotalRows) {
indexRowEnd = TotalRows;
}
// Disabled Button Next
if (currentPage >= TotalPage) {
btnNext.setEnabled(false);
} else {
btnNext.setEnabled(true);
}
// Disabled Button Previos
if (currentPage <= 1) {
btnPre.setEnabled(false);
} else {
btnPre.setEnabled(true);
}
// Load Data from Index
int RowID = 1;
ArrayList<HashMap<String, String>> menuItems = new ArrayList<HashMap<String, String>>();
HashMap<String, String> map;
// RowID
if (currentPage > 1) {
RowID = (displayPerPage * (currentPage - 1)) + 1;
}
for (int i = indexRowStart; i < indexRowEnd; i++) {
Element e = (Element) nl.item(i);
Element e2 = (Element) n2.item(i);
String date = e2.getAttribute(KEY_DATE);
// adding each child node to HashMap key => value
map = new HashMap<String, String>();
map.put("RowID", String.valueOf(RowID));
map.put(KEY_DATE, date);
String mytime = date;
SimpleDateFormat dateFormat = new SimpleDateFormat("yyyymmdd");
Date myDate = null;
try {
myDate = dateFormat.parse(mytime);
} catch (ParseException t) {
t.printStackTrace();
} catch (java.text.ParseException t) {
// TODO Auto-generated catch block
t.printStackTrace();
}
SimpleDateFormat timeFormat = new SimpleDateFormat("yyyy-MM-dd");
String finalDate = timeFormat.format(myDate);
// System.out.println("rrrrrrrrrrrrr"+finalDate);
String Heading = parser.getValue(e, KEY_NAME);
int a = Heading.indexOf("|");
String beforeSubString = Heading.substring(0, a);
String afterSubString = Heading.substring(a, Heading.length())
.replace("|", "") + "[" + finalDate + "]";
// String
// final1="<b>"+beforeSubString+"<b>"+"|"+afterSubString.replace("|",
// "|\n")
// .replace("|", "");
// String k=Html.fromHtml(final1).toString();
//
// Html.fromHtml(final1);
map.put(KEY_NAME, beforeSubString);
map.put(KEY_NAME1, afterSubString);
// adding HashList to ArrayList
menuItems.add(map);
RowID = RowID + 1;
}
SimpleAdapter sAdap;
sAdap = new SimpleAdapter(circularlistparsing.this, menuItems,
R.layout.list_item,
new String[] { "RowID", KEY_NAME1, KEY_NAME }, new int[] {
R.id.ColRowID, R.id.ColName, R.id.textView1 });
lisView1.setAdapter(sAdap);
lisView1.setOnItemClickListener(new OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> arg0, View arg1, int arg2,
long arg3) {
// TODO Auto-generated method stub
Intent i = new Intent(circularlistparsing.this, detail.class);
// sending data to new activity
// i.putExtra("product", product);
startActivity(i);
}
});
}
}
これは私のソースコードです。cozの解析後にデータが見つからない場合にメッセージを表示したい場合があります。データが見つからない場合があります。私のコードを参照し、データが今見つからない場合にメッセージを表示するようにコードを配置する方法を教えてくださいデータがない場合、アプリケーションは近くになります。