public void AddBuzzWordAndSave(ListView listView, string buzzWord)
{
const int buzzWordsLimit = 20;
JsonArray buzzWordsCollection = roamingJsonObject.GetOrCreateNamedArray(BuzzWordsKey);
IJsonValue selectedValue;
if (buzzWordsCollection.ContainsStringValue(buzzWord, out selectedValue))
{
// We already have this buzz word.
Debug.WriteLine("Buzz word repeated: {0}", buzzWord);
return;
}
if (buzzWordsCollection.Count >= buzzWordsLimit)
{
MessageDialog dialog = new MessageDialog(
String.Format("Only {0} buzz words allowed.", buzzWordsLimit),
"Oops.");
// Weird, we do not await nor keep a reference to the dialog.
var showOperation = dialog.ShowAsync();
return;
}
buzzWordsCollection.Add(JsonValue.CreateStringValue(buzzWord));
listView.Items.Add(buzzWord);
SettingsManager.SaveRoaming();
}
public void DeleteBuzzWordAndSave(ListView listView, string buzzWord)
{
JsonArray buzzWordsCollection = roamingJsonObject.GetOrCreateNamedArray(BuzzWordsKey);
IJsonValue selectedValue;
if (buzzWordsCollection.ContainsStringValue(buzzWord, out selectedValue))
{
buzzWordsCollection.Remove(selectedValue);
SettingsManager.SaveRoaming();
}
listView.Items.Remove(buzzWord);
}
