protected override void OnNavigatedTo(System.Windows.Navigation.NavigationEventArgs e)
{
if (!NavigationContext.QueryString.ContainsKey("action"))
{//Should never happen
ToastPromptHelper.ShowToastPromptOnUIThreadAtEndOfQueue("Sorry, We have a technical issue, please try later.", 3000);
NavigationService.GoBack();
}
string action = NavigationContext.QueryString["action"];
if (action == "add")
{
PageTitle.Text = "add term";
detailAction = DetailAction.Add;
}
else
{
PageTitle.Text = "edit term";
detailAction = DetailAction.Edit;
if (!PhoneApplicationService.Current.State.ContainsKey("termItem"))
{
//Should never happen
ToastPromptHelper.ShowToastPromptOnUIThreadAtEndOfQueue(
"Sorry, We have a technical issue, please try later.", 3000);
NavigationService.GoBack();
}
editingTermItem = PhoneApplicationService.Current.State["termItem"] as TermItem;
TermTextBox.Text = editingTermItem.Term;
DescriptionTextBox.Text = editingTermItem.Description;
}
if (app.Activated)
{
if (PhoneApplicationService.Current.State.ContainsKey("editingTermItem"))
{
editingTermItem = PhoneApplicationService.Current.State["editingTermItem"] as TermItem;
PhoneApplicationService.Current.State.Remove("editingTermItem");
TermTextBox.Text = editingTermItem.Term;
DescriptionTextBox.Text = editingTermItem.Description;
}
if (PhoneApplicationService.Current.State.ContainsKey("detailAction"))
{
detailAction = (DetailAction)PhoneApplicationService.Current.State["detailAction"];
PhoneApplicationService.Current.State.Remove("detailAction");
}
app.Activated = false;
}
base.OnNavigatedTo(e);
}
public bool Load()
{
try
{
using (IsolatedStorageFile file = IsolatedStorageFile.GetUserStoreForApplication())
{
//first run, copy the config file from xap to isolated storage.
if (!file.FileExists(ConfigFile))
{
//stream = App.GetResourceStream(new Uri(ConfigFileFromXap, UriKind.Relative)).Stream;
//var bytes = new byte[stream.Length];
//stream.Read(bytes, 0, bytes.Length);
//using (FileStream fileStream = file.OpenFile(ConfigFile, FileMode.Create))
//{
// fileStream.Write(bytes, 0, bytes.Length);
//}
//Need to add GUID to the xml to handle tombstone for editing term.
var stream = App.GetResourceStream(new Uri(ConfigFileFromXap, UriKind.Relative)).Stream;
var reader = XmlReader.Create(stream);
var xDoc = XDocument.Load(reader);
Data = from xElem in xDoc.Descendants("TermItem")
select new TermItem
{
ID = Guid.NewGuid(),
Term = xElem.Attribute("Term").Value,
Description = xElem.Attribute("Description").Value,
};
reader.Close();
stream.Close();
Save();
}
var termItems = new List <TermItem>();
using (IsolatedStorageFileStream fileStream = file.OpenFile(ConfigFile, FileMode.Open, FileAccess.Read))
{
TextReader reader = new StreamReader(fileStream);
while (true)
{
string line = reader.ReadLine();
if (line != null)
{
System.Diagnostics.Debug.WriteLine(line);
}
else
{
break;
}
}
reader = new StreamReader(fileStream);
var xs = new XmlSerializer(typeof(List <TermItem>));
termItems.AddRange((List <TermItem>)xs.Deserialize(reader));
reader.Close();
}
if (SortType == SortType.Term)
{
Data = from t in termItems
orderby t.Term
select t;
}
else
{
Data = from t in termItems
orderby t.Description
select t;
}
return(true);
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
ToastPromptHelper.ShowToastPrompt("We cannot load the glossary, please try again later.", 5000);
return(false);
}
}
