private void OnRemoveSelectedButtonClick(object sender, RoutedEventArgs e)
{
if (SurveySearchList.SelectedIndex != -1)
{
SurveyBasicInfo selectedListBoxItem = SurveySearchList.SelectedItem as SurveyBasicInfo;
_filterViewModel.Filter.SurveyFiltration.RemoveSelectedSurvey(selectedListBoxItem);
}
}
private void ChooseSurvey(object sender, SelectionChangedEventArgs e)
{
_isNewPageInstance = false;
if (ListOfSurveysBox.SelectedIndex == -1)
{
return;
}
SurveyBasicInfo selectedItem = (SurveyBasicInfo)ListOfSurveysBox.SelectedItem;
string strSurveyName = selectedItem.Name;
string strSurveyId = selectedItem.SurveyId;
bool isFavorite = selectedItem.IsFavorite;
if (strSurveyId != null && strSurveyName != null)
{
NavigationService.Navigate(new Uri(string.Format("/View/SurveyPage.xaml?SurveyName={0}&SurveyId={1}&isFavorite={2}", strSurveyName, strSurveyId, isFavorite), UriKind.Relative));
}
ListOfSurveysBox.SelectedIndex = -1;
}
/// <summary>
/// Callback used to process server response.
/// </summary>
/// <param name="result">Server response state.</param>
public void DownloadCallback(IAsyncResult result)
{
if (_aborted)
{
System.Windows.Deployment.Current.Dispatcher.BeginInvoke(() =>
{
_downloadStatus.ProgressBar.IsEnabled = false;
});
_aborted = false;
return;
}
try
{
_request = (WebRequest)result.AsyncState;
var response = (WebResponse)_request.EndGetResponse(result);
using (var stream = response.GetResponseStream())
using (var reader = new StreamReader(stream))
{
var contents = reader.ReadToEnd();
XDocument documentXML = XDocument.Parse(contents);
var root = documentXML.Element("surveys");
var surveys = root.Elements("survey");
int howMany = 0;
foreach (XElement xSurvey in surveys)
{
if (_operationsOnListOfSurveys.IsSurveySaved(xSurvey.Attribute("id").Value))
{
continue;
}
++howMany;
SurveyBasicInfo survey = new SurveyBasicInfo() { Name = xSurvey.Attribute("title").Value, SurveyId = xSurvey.Attribute("id").Value };
System.Windows.Deployment.Current.Dispatcher.BeginInvoke(() =>
{
_list.Add(survey);
});
}
System.Windows.Deployment.Current.Dispatcher.BeginInvoke(() =>
{
_downloadStatus.ProgressBar.IsEnabled = false;
if (howMany == 0)
{
_downloadStatus.StatusMessage = Languages.AppResources.checkForNewSurveyList_ZeroNewSurvey;
_downloadStatus.Show = true;
}
else
{
if (howMany == 1)
{
_downloadStatus.Message.Show(Languages.AppResources.checkForNewSurveyList_OneNewSurvey);
}
else
{
_downloadStatus.Message.Show(string.Format(Languages.AppResources.checkForNewSurveyList_ManyNewSurveys, howMany));
}
_downloadStatus.Show = false;
_downloadStatus.IsDownloadButtonEnabled = true;
}
});
}
}
catch (WebException e)
{
var status = ((HttpWebResponse)e.Response).StatusCode;
string message = string.Empty;
switch (status)
{
case HttpStatusCode.NotFound:
message = Languages.AppResources.checkForNewSurveyList_ServerNotFound;
break;
default:
message = Languages.AppResources.checkForNewSurveyList_ServerError;
break;
}
System.Windows.Deployment.Current.Dispatcher.BeginInvoke(() =>
{
_downloadStatus.ProgressBar.IsEnabled = false;
_downloadStatus.Message.Show(message);
});
}
catch (XmlException)
{
System.Windows.Deployment.Current.Dispatcher.BeginInvoke(() =>
{
_downloadStatus.ProgressBar.IsEnabled = false;
_downloadStatus.Message.Show(Languages.AppResources.checkForNewSurveyList_ServerIncompleteResponse);
});
}
}
/// <summary>
/// Callback used to process server response.
/// </summary>
/// <param name="result">Server response state.</param>
public void DownloadCallback(IAsyncResult result)
{
if (_aborted)
{
System.Windows.Deployment.Current.Dispatcher.BeginInvoke(() =>
{
_downloadStatus.ProgressBar.IsEnabled = false;
});
_aborted = false;
return;
}
try
{
_request = (WebRequest)result.AsyncState;
var response = (WebResponse)_request.EndGetResponse(result);
using (var stream = response.GetResponseStream())
using (var reader = new StreamReader(stream))
{
var contents = reader.ReadToEnd();
XDocument documentXML = XDocument.Parse(contents);
var root = documentXML.Element("surveys");
var surveys = root.Elements("survey");
int howMany = 0;
foreach (XElement xSurvey in surveys)
{
if (_operationsOnListOfSurveys.IsSurveySaved(xSurvey.Attribute("id").Value))
{
continue;
}
++howMany;
SurveyBasicInfo survey = new SurveyBasicInfo()
{
Name = xSurvey.Attribute("title").Value, SurveyId = xSurvey.Attribute("id").Value
};
System.Windows.Deployment.Current.Dispatcher.BeginInvoke(() =>
{
_list.Add(survey);
});
}
System.Windows.Deployment.Current.Dispatcher.BeginInvoke(() =>
{
_downloadStatus.ProgressBar.IsEnabled = false;
if (howMany == 0)
{
_downloadStatus.StatusMessage = Languages.AppResources.checkForNewSurveyList_ZeroNewSurvey;
_downloadStatus.Show = true;
}
else
{
if (howMany == 1)
{
_downloadStatus.Message.Show(Languages.AppResources.checkForNewSurveyList_OneNewSurvey);
}
else
{
_downloadStatus.Message.Show(string.Format(Languages.AppResources.checkForNewSurveyList_ManyNewSurveys, howMany));
}
_downloadStatus.Show = false;
_downloadStatus.IsDownloadButtonEnabled = true;
}
});
}
}
catch (WebException e)
{
var status = ((HttpWebResponse)e.Response).StatusCode;
string message = string.Empty;
switch (status)
{
case HttpStatusCode.NotFound:
message = Languages.AppResources.checkForNewSurveyList_ServerNotFound;
break;
default:
message = Languages.AppResources.checkForNewSurveyList_ServerError;
break;
}
System.Windows.Deployment.Current.Dispatcher.BeginInvoke(() =>
{
_downloadStatus.ProgressBar.IsEnabled = false;
_downloadStatus.Message.Show(message);
});
}
catch (XmlException)
{
System.Windows.Deployment.Current.Dispatcher.BeginInvoke(() =>
{
_downloadStatus.ProgressBar.IsEnabled = false;
_downloadStatus.Message.Show(Languages.AppResources.checkForNewSurveyList_ServerIncompleteResponse);
});
}
}
