private void PickedCurrenciesListView_ItemClick(object sender, AdapterView.ItemClickEventArgs e)
{
var item = elements.Single(x => x.CurrencyName == selectedCurrencies_Names[e.Position]);
item.IsSelected = false;
selectedCurrencies_Names.Remove(selectedCurrencies_Names[e.Position]);
selectedCurrencies_Values.Remove(selectedCurrencies_Values[e.Position]);
pickedCurrenciesListView = FindViewById <ListView>(Resource.Id.pickedCurrenciesListView);
ArrayAdapter <string> pickedCurrAdapter = new ArrayAdapter <string>(this,
Android.Resource.Layout.SimpleSelectableListItem,
selectedCurrencies_Names);
pickedCurrenciesListView.Adapter = pickedCurrAdapter;
checkBoxListView = FindViewById <ListView>(Resource.Id.checkBoxListView);
var chkListAfterUncheckingItem = PrepareData.XmlCurrencyNames(elements);
var selectedIndex = chkListAfterUncheckingItem.FindIndex(a => a == item.CurrencyName);
checkBoxListView.SetItemChecked(selectedIndex, false);
if (selectedCurrencies_Names.Count == 0)
{
pickedCurrenciesListView.Visibility = ViewStates.Gone;
}
}
protected override void OnCreate(Bundle savedInstanceState)
{
base.OnCreate(savedInstanceState);
SetContentView(Resource.Layout.SelectedCurrenciesLayout);
checkBoxListView = FindViewById <ListView>(Resource.Id.checkBoxListView);
pickedCurrenciesListView = FindViewById <ListView>(Resource.Id.pickedCurrenciesListView);
btn_okSelRates = FindViewById <Button>(Resource.Id.btn_okSR);
ISharedPreferences pref = Application.Context.GetSharedPreferences("ListPref", FileCreationMode.Private);
var listJsonString = pref.GetString("list", string.Empty);
var elementsJson = pref.GetString("elementsList", string.Empty);
elements = (elementsJson == string.Empty)?PrepareData.elements:JsonConvert.DeserializeObject <List <SelectedItems> >(elementsJson); // przypisuje jeszcze raz dla adaptera przy zmianie orientacji
selectedCurrencies_Names = new List <string>();
selectedCurrencies_Values = new List <string>();
if (listJsonString != string.Empty)
{
var list = JsonConvert.DeserializeObject <List <ListForSharedPref> >(listJsonString);
for (var i = 0; i < list.Count; i++)
{
selectedCurrencies_Names.Add(list[i].Name);
selectedCurrencies_Values.Add(list[i].Value);
}
}
else
{
selectedCurrencies_Names = PrepareData.selectedCurrencies_Names;
selectedCurrencies_Values = PrepareData.selectedCurrencies_Values;
}
if (elements.Count == 0)
{
try
{
PrepareData.XmlCurrencyNamesToList(PrepareData.FormatXMLtoUTF8(url_tableA));
PrepareData.XmlCurrencyNamesToList(PrepareData.FormatXMLtoUTF8(url_tableB)); //tworze liste elementów 3 własciwosci
}
catch (Exception exc)
{
AlertDialog.Builder mess = new AlertDialog.Builder(this);
mess.SetMessage(exc.Message);
mess.Show();
}
}
namesList = PrepareData.XmlCurrencyNames(elements);
ArrayAdapter <string> tablesAdapter = new ArrayAdapter <string>(this,
Android.Resource.Layout.SimpleListItemMultipleChoice,
namesList);
ArrayAdapter <string> pickedCurrAdapter = new ArrayAdapter <string>(this,
Android.Resource.Layout.SimpleSelectableListItem,
selectedCurrencies_Names);
pickedCurrenciesListView.Adapter = pickedCurrAdapter;
checkBoxListView.Adapter = tablesAdapter;
checkBoxListView.ChoiceMode = ChoiceMode.Multiple;
if (selectedCurrencies_Names.Count != 0)
{
pickedCurrenciesListView.Visibility = ViewStates.Visible;
}
foreach (var i in elements) //checkuje przy recreate wczesniej zaznaczone
{
var el = selectedCurrencies_Names.Any(a => a == i.CurrencyName);
if (el)
{
var selectedIndex = namesList.IndexOf(i.CurrencyName);
elements[selectedIndex].IsSelected = true;
checkBoxListView.SetItemChecked(selectedIndex, true);
}
}
date = PrepareData.GetDocumentDate(url_tableA); //data
//pref.
checkBoxListView.ItemClick += CheckBoxListView_ItemClick;
pickedCurrenciesListView.ItemClick += PickedCurrenciesListView_ItemClick;
btn_okSelRates.Click += Btn_okSelRates_Click;
}