Android 分类项目类）； in.putExtra（“用户名”，用户）； 星触觉（in）； } }); lst_stockListing.setOnItemClickListener（新的OnItemClickListener（） { public void onIt
分类项目类）； in.putExtra（“用户名”，用户）； 星触觉（in）； } }); lst_stockListing.setOnItemClickListener（新的OnItemClickListener（） { public void onItemClick（AdapterView arg0，视图项，整型位置，长arg3） { planet=listAdapter.getItem（位置）； planet.toggleChecked（）； viewHolder=（SelectViewHolder）item.getTag（）； viewHolder.getCheckBox（）.setChecked（planet.isChecked（））； 如果（lstcompanyname.size（）==0） { 添加（viewHolder.getTextView（）.getText（）.toString（））； 添加（viewHolder.getPrice（）.getText（）.toString（））； Log.d（“添加”，viewHolder.getTextView（）.getText（）.toString（））； } 其他的 {Android 分类项目类）； in.putExtra（“用户名”，用户）； 星触觉（in）； } }); lst_stockListing.setOnItemClickListener（新的OnItemClickListener（） { public void onIt,android,performance,android-layout,Android,Performance,Android Layout,分类项目类）； in.putExtra（“用户名”，用户）； 星触觉（in）； } }); lst_stockListing.setOnItemClickListener（新的OnItemClickListener（） { public void onItemClick（AdapterView arg0，视图项，整型位置，长arg3） { planet=listAdapter.getItem（位置）； planet.toggleChecked（）； viewHolder=（SelectVi
对于（inti=0；iYou正在调用
Thread.sleep（）downloadFileViaHTTP（）线程，然后运行（）
method sleep，直到它应该再次运行。这不是问题。问题是您正在进行网络I/O，并在主（UI）线程上睡眠。这是不允许的。搜索stackoverflow，您将找到许多如何执行此操作的示例（或者看看Android文档，也有很多关于如何使用后台线程的例子）
import android.widget.SimpleAdapter;
@SuppressLint("NewApi")
public class StockListing extends Activity
{
int flag=0;
protected static final String NULL = null;
public ListView lst_stockListing;
Button btn_leftPanel, btn_addstock;
LinearLayout layoutMain;
SimpleAdapter adapter;
mItems planet;
PeriodicChecker p;
String msg=null,user=null;
SelectViewHolder viewHolder;
View view_check;
float val = 0;
boolean dataNotFound;
ProgressDialog progressDialog,progressDialog1;
ArrayList<Boolean> b=new ArrayList<Boolean>();
AlertDialog diaBox;
private mItems[] itemss;
private ArrayAdapter<mItems> listAdapter;
private ArrayAdapter<com.indusa.stockapp.stockListing.Read_quotes.mItems> listAdapter1;
ArrayList<String> checked = new ArrayList<String>();
ArrayList<String> lstcompanyname=new ArrayList<String>();
List<HashMap<String, String>> fillMaps ;
ArrayList<String> lstprice=new ArrayList<String>();
ArrayList<mItems> planetList = new ArrayList<mItems>();
String[] from = new String[] {"companyName","currentPrice", "checkBox"};
int[] to = new int[] { R.id.txtcompanyname, R.id.txtprice, R.id.CheckBox};
DownloadFileviaHTTP d;
@Override
public void onCreate(Bundle savedInstanceState)
{
super.onCreate(savedInstanceState);
setContentView(R.layout.stock_listting);
btn_leftPanel = (Button) findViewById(R.id.btn_leftpanel);
btn_addstock = (Button) findViewById(R.id.btn_addstock);
lst_stockListing = (ListView) findViewById(R.id.lst_stocklisting);
lst_stockListing.setChoiceMode(ListView.CHOICE_MODE_MULTIPLE);
itemss = (mItems[]) getLastNonConfigurationInstance();
user=getIntent().getExtras().getString("USERNAME");
d=new DownloadFileviaHTTP();
dataNotFound = false;
InputStream is = getResources().openRawResource(R.raw.quotes);
Log.d("inputstream ",is.toString());
planetList=d.downloadFileViaHTTP(is,0);
listAdapter = new com.indusa.stockapp.stockListing.DownloadFileviaHTTP.SelectArralAdapter(this,planetList);
lst_stockListing.setAdapter(listAdapter);
p=new PeriodicChecker();
p.start();
function();
}
public class PeriodicChecker extends Thread
{
@Override
public void run()
{
while(true)
{
try
{
final Handler refresh = new Handler(Looper.getMainLooper());
refresh.post(new Runnable()
{
public void run()
{
try
{
Log.d("StockListing","StockListing");
Log.d("thread","thread");
if (isNetworkAvailable())
{
planetList.clear();
lstcompanyname.clear();
try
{
Log.d("called","called");
planetList=d.downloadFileViaHTTP(null,1);
}
catch (Exception e)
{
Log.d("exception thread","Exception Thread");
InputStream is = getResources().openRawResource(R.raw.quotes);
Log.d("inputstream ",is.toString());
planetList=d.downloadFileViaHTTP(is,0);
e.printStackTrace();
}
Log.d("outside","outside");
Thread.sleep(500);
progressDialog.dismiss();
}
else
{
InputStream is = getResources().openRawResource(R.raw.quotes);
Log.d("inputstream ",is.toString());
planetList=d.downloadFileViaHTTP(is,0);
}
listAdapter = new com.indusa.stockapp.stockListing.DownloadFileviaHTTP.SelectArralAdapter(StockListing.this,planetList);
lst_stockListing.setAdapter(listAdapter);
}
catch (Exception e)
{
e.printStackTrace();
}
}
});
Thread.sleep(50000);
}
catch (InterruptedException e)
{
e.printStackTrace();
}
}
}
}
private boolean isNetworkAvailable()
{
boolean haveConnectedWifi = false;
boolean haveConnectedMobile = false;
ConnectivityManager cm = (ConnectivityManager) getSystemService(Context.CONNECTIVITY_SERVICE);
NetworkInfo[] netInfo = cm.getAllNetworkInfo();
for (NetworkInfo ni : netInfo)
{
if (ni.getTypeName().equalsIgnoreCase("WIFI"))
if (ni.isConnected())
haveConnectedWifi = true;
if (ni.getTypeName().equalsIgnoreCase("MOBILE"))
if (ni.isConnected())
haveConnectedMobile = true;
}
return haveConnectedWifi || haveConnectedMobile;
}
void function()
{
btn_leftPanel.setOnClickListener(new View.OnClickListener()
{
public void onClick(View v)
{
if (p!=null)
p=null;
Intent in = new Intent(StockListing.this, ListingItem.class);
in.putExtra("USERNAME", user);
startActivity(in);
}
});
lst_stockListing.setOnItemClickListener(new OnItemClickListener()
{
public void onItemClick(AdapterView<?> arg0, View item, int position,long arg3)
{
planet = listAdapter.getItem(position);
planet.toggleChecked();
viewHolder = (SelectViewHolder) item.getTag();
viewHolder.getCheckBox().setChecked(planet.isChecked());
if (lstcompanyname.size()==0)
{
lstcompanyname.add(viewHolder.getTextView().getText().toString());
lstprice.add(viewHolder.getPrice().getText().toString());
Log.d("added",viewHolder.getTextView().getText().toString());
}
else
{
for (int i=0;i<lstcompanyname.size();i++);
{
if (lstcompanyname.contains(viewHolder.getTextView().getText().toString())==true)
{
lstcompanyname.remove(viewHolder.getTextView().getText().toString());
lstprice.remove(viewHolder.getPrice().getText().toString());
Log.d("removed",viewHolder.getTextView().getText().toString());
}
else
{
lstcompanyname.add(viewHolder.getTextView().getText().toString());
lstprice.add(viewHolder.getPrice().getText().toString());
Log.d("added",viewHolder.getTextView().getText().toString());
}
}
}
}
});
btn_addstock.setOnClickListener(new View.OnClickListener()
{
public void onClick(View v)
{
int flag=0;
DatabaseHelper db = new DatabaseHelper(StockListing.this,"StockApp");
db.getReadableDatabase();
b=db.match_record_mystock("TBL_MYSTOCK",lstcompanyname,db);
db.close();
progressDialog1 = ProgressDialog.show(StockListing.this, "", "Adding Record...");
for(int i=0;i<b.size();i++)
{
Log.d("availability"," " +b.get(i));
if (b.get(i)==false)
{
flag=1;
DatabaseHelper db1 = new DatabaseHelper(StockListing.this,"StockApp");
db1.getWritableDatabase();
////SYMBOL,NAME,CURR_PRICE,PREV_PRICE,AVG_PRICE,TRADESIDE,QUANTITY,GAIN,HIGH,LOW,PREVIOUS_CLOSE};
db1.addRecord_mystock("TBL_MYSTOCK",NULL,lstcompanyname.get(i),lstprice.get(i),lstprice.get(i), "0"," 0","0", "0","0", "0", "0", db);
db1.close();
}
}
progressDialog1.dismiss();
if (flag==0)
{
diaBox = makeAndShowDialogBox();
diaBox.show();
}
if (flag==1)
{
Intent in=new Intent(StockListing.this,StockListing.class);
in.putExtra("USERNAME",user);
startActivity(in);
}
SparseBooleanArray checked = lst_stockListing.getCheckedItemPositions();
ArrayList<String> selectedItems = new ArrayList<String>();
for (int i = 0; i < checked.size(); i++)
{
// Item position in adapter
final boolean ischecked = checked.valueAt(i);
if (ischecked)
{
try
{
mItems tag = (mItems) lst_stockListing.getItemAtPosition(checked.keyAt(i));
String selectedName=tag.getName();
if (checked.valueAt(i))
{
int position = checked.keyAt(i);
}
}
catch (Exception e)
{
e.printStackTrace();
}
}
}
}
});
}
private AlertDialog makeAndShowDialogBox()
{
AlertDialog myQuittingDialogBox = new AlertDialog.Builder(this)
.setTitle("Select Stocks")
.setMessage("Selected stocks already in script or no stocks selected")
.setPositiveButton("OK", new DialogInterface.OnClickListener()
{
public void onClick(DialogInterface dialog, int whichButton)
{
// whatever should be done when answering "YES" goes
// here
msg = "YES " + Integer.toString(whichButton);
Log.d("msg", msg);
// txtMsg.setText(msg);
}
})// setPositiveButton
.create();
return myQuittingDialogBox;
}
}