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웹 서비스에서 JSON으로 데이터를 가져온 다음 데이터를 사용자 정의 ListView에 넣습니다.notifyDataSetChanged가 작동하지 않습니다.
ListView 항목을 클릭하면 새로운 Activity이 열립니다. 지금은
나는 ListView 다시 연락
전에 클릭하는을 listitem의 텍스트를 변경하려면, 내가 같은 ListView로 돌아가이 활동의 "Submit"버튼을 클릭 활동을 새로 고치거나 다시 호출하려는 경우 listticket.java
지금은 데이터가 정적입니다. 나는 웹 서비스를 사용했다.
listticket.java
public class listticket extends Activity {
static ListView listView;
ArrayList<String> aryTicket = new ArrayList<String>();
private String[] listArr = { "A", "B" };
private String[] listStatus = { "Alert", "Alert" };
private String[] listTicketid = { "1", "2" };
ArrayList<String> ary_ticket_code = new ArrayList<String>();
ArrayList<String> ary_address = new ArrayList<String>();
ArrayList<String> ary_ticketid = new ArrayList<String>();
public static ArrayList<String> ary_status = new ArrayList<String>();
@Override
protected void onCreate(Bundle savedInstanceState) {
// TODO Auto-generated method stub
super.onCreate(savedInstanceState);
setContentView(R.layout.listticket);
listView = (ListView) findViewById(R.id.itemList);
// filllistdata();
listArr = new String[ary_ticket_code.size()];
listArr = ary_ticket_code.toArray(listArr);
listStatus = new String[ary_status.size()];
listStatus = ary_status.toArray(listStatus);
listTicketid = new String[ary_ticketid.size()];
listTicketid = ary_ticketid.toArray(listTicketid);
MyArrayAdapter adapter = new MyArrayAdapter(this, listArr);
listView.setAdapter(adapter);
}
@Override
protected void onResume() {
// TODO Auto-generated method stub
super.onResume();
ary_status.set(0, "Work Done");
((MyArrayAdapter) listView.getAdapter()).notifyDataSetChanged();
}
public class MyArrayAdapter extends ArrayAdapter<String> {
Activity context;
String[] listArr;
private TextView btnchkout;
// private final integer[] image;
public MyArrayAdapter(Activity context, String[] objects) {
super(context, R.layout.ticket, objects);
// TODO Auto-generated constructor stub
this.context = context;
listArr = objects;
}
@Override
public View getView(final int position, View convertView,
ViewGroup parent) {
// TODO Auto-generated method stub
LayoutInflater inflater = (LayoutInflater) getSystemService(Activity.LAYOUT_INFLATER_SERVICE);
View view = inflater.inflate(R.layout.ticket, null, true);
TextView textView = (TextView) view.findViewById(R.id.txtTicketNo);
textView.setText(listArr[position]);
final TextView txtAlert = (TextView) view
.findViewById(R.id.txtAlert1);
// Toast.makeText(getApplicationContext(), listStatus[position],
// Toast.LENGTH_LONG).show();
String statusCheck = listStatus[position].toString().trim();
if (statusCheck.equals("Alert") == true) {
txtAlert.setText(statusCheck);
txtAlert.setTextColor(getResources().getColor(R.color.red));
} else if (statusCheck.equals("In Progress") == true) {
txtAlert.setText(statusCheck);
txtAlert.setTextColor(getResources().getColor(R.color.view));
} else if (statusCheck.equals("Work Complete Pending paperwork") == true) {
txtAlert.setText("Work Done");
txtAlert.setTextColor(getResources().getColor(R.color.green));
} else {
txtAlert.setText(statusCheck);
// txtAlert.setTextColor(getResources().getColor(R.color.defaulttextcolor));
}
final TextView btntextView = (TextView) view
.findViewById(R.id.btnCheckin);
if (statusCheck.equals("In Progress")) {
Drawable d = getResources().getDrawable(R.drawable.btncheckin);
btntextView.setBackgroundDrawable(d);
}
btnchkout = (TextView) view.findViewById(R.id.btnCheckout);
btnchkout.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
Intent intent = new Intent(listticket.this,
ticket_detail.class);
startActivity(intent);
}
});
return view;
}
}
}
세계적 때을 ListItem
에 클릭ticketdetail.java
protected void onCreate(Bundle savedInstanceState) {
// TODO Auto-generated method stub
super.onCreate(savedInstanceState);
setContentView(R.layout.ticket_detail);
btnSubmit = (TextView) findViewById(R.id.btnSubmit);
btnSubmit.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
new AsyncAction().execute(null,null,null);
//onBackPressed();
}
});
}
private class AsyncAction extends AsyncTask<String, Void, String>
{
public boolean status=false;
private ProgressDialog pd;
@Override
protected String doInBackground(String... arg0)
{
// TODO Auto-generated method stub
try
{
}
catch (Exception e)
{
// TODO: handle exception
}
return null;
}
@Override
protected void onPostExecute(String result)
{
pd.dismiss();
Intent intent = new Intent(ticket_detail.this,listticket.class);
intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TASK);
startActivity(intent);
//finish();
}
protected void onPreExecute()
{
// TODO Auto-generated method stub
super.onPreExecute();
pd = new ProgressDialog(ticket_detail.this);
pd.setMessage("Please Wait ...");
pd.setIndeterminate(true);
pd.setCancelable(false);
pd.show();
}
}
@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
if (keyCode == KeyEvent.KEYCODE_BACK) {
Intent a = new Intent(ticket_detail.this,listticket.class);
a.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
startActivity(a);
finish();
return true;
}
return super.onKeyDown(keyCode, event);
}
당신의 getView'사용되고 있지 않은 onResume() '' '에 ary_status'의 값을 변경()'.. –