/// <summary>
/// Process the given <see cref="NavigationResponse"/> instance
/// </summary>
/// <param name="response"></param>
void INavigationHandler.ProcessResponse(NavigationResponse response)
{
// basic check
if (response == null)
{
throw new ArgumentNullException("response");
}
// we check if the navigation was successfull or not
if (response.Status != ResponseStatus.Success)
{
this.PublishNavigationFailedInfo(response.Request);
IShowMessageViewService showMessageService = ViewServiceLocator.GetViewService <IShowMessageViewService>();
showMessageService.ButtonSetup = DialogButton.Ok;
showMessageService.Caption = "Chronos - Error en la navegación";
showMessageService.Text =
((response.Error != null) ? response.Error.Message : String.Format("No ha sido posible resolver la navegación solicitada ({0})", response.Request.RequestUrl));
showMessageService.ShowMessage();
}
else
{
Application.Current.Dispatcher.BeginInvoke
(
DispatcherPriority.Background,
new ThreadStart
(
() =>
{
WindowElement window = response.Content as WindowElement;
if (response.ResponseParameters != null &&
response.ResponseParameters.Count > 0)
{
ISupportNavigationLifecycle supporter = nRoute.Navigation.NavigationService.GetSupporter <ISupportNavigationLifecycle>(response.Content);
if (supporter != null)
{
supporter.Initialize(response.ResponseParameters);
}
}
this.PublishNavigatedInfo(window.Title, response);
if (response.Request.NavigationMode == NavigateMode.Modal)
{
ServiceLocator.GetService <IVirtualDesktopManager>().ShowDialog(window);
}
else
{
ServiceLocator.GetService <IVirtualDesktopManager>().Show(window);
}
}
)
);
}
}
protected override void OnDetaching()
{
base.OnDetaching();
if (!string.IsNullOrEmpty(ViewServiceName) && this.AssociatedObject != null)
{
ViewServiceLocator.UnregisterViewServiceInstance(typeof(TViewService), this.ViewServiceName, this.AssociatedObject);
Resource.UnregisterResourceLocator(typeof(TViewService), this.ViewServiceName);
}
}
/// <summary>
/// Performs the navigation to the given target
/// </summary>
/// <param name="target"></param>
public void Navigate(NavigateMode mode, string target, params object[] args)
{
if (String.IsNullOrEmpty(target))
{
IShowMessageViewService showMessageService = ViewServiceLocator.GetViewService <IShowMessageViewService>();
showMessageService.ButtonSetup = DialogButton.Ok;
showMessageService.Caption = "Warning";
showMessageService.Text = "Option not mapped to a view.";
showMessageService.ShowMessage();
return;
}
Application.Current.Dispatcher.BeginInvoke
(
DispatcherPriority.Background,
new ThreadStart
(
delegate
{
ParametersCollection navParams = null;
string area = null;
if (args != null && args.Length > 0)
{
navParams = new ParametersCollection();
navParams.Add(NavigationParams.NavigationParamsKey, args);
}
var smnode = SiteMapService.SiteMap.RootNode.ChildNodes
.OfType <NavigationNode>()
.Traverse <NavigationNode>(node => ((node.ChildNodes) != null ? node.ChildNodes.OfType <NavigationNode>() : null))
.Where(n => n.Url == target).SingleOrDefault();
if (smnode != null)
{
area = smnode.SiteArea;
}
NavigationRequest request = new NavigationRequest(target, navParams, area, mode);
IDisposable navigationToken = nRoute.Navigation.NavigationService.Navigate(request);
if (navigationToken != null)
{
navigationToken.Dispose();
navigationToken = null;
}
}
)
);
}
private static void SaveFile(string filename, XElement xElement)
{
try
{
xElement.Save(filename);
}
catch (Exception)
{
IShowMessageViewService showMessageService = ViewServiceLocator.GetViewService <IShowMessageViewService>();
showMessageService.ButtonSetup = DialogButton.Ok;
showMessageService.Caption = "Chronos - Error al guardar el estado del escritorio";
showMessageService.Text = "No ha sido posible al guardar el estado del escritorio.";
showMessageService.ShowMessage();
}
}
protected override void OnAttached()
{
base.OnAttached();
// we need to have a name, else we can't register it
if (string.IsNullOrEmpty(ViewServiceName))
{
this.ViewServiceName = Guid.NewGuid().ToString();
}
if (this.AssociatedObject != null)
{
if (!Resource.IsResourceRegistered(typeof(TViewService), this.ViewServiceName))
{
var _meta = new ViewServiceMeta(typeof(TViewService), this.AssociatedObject.GetType(),
this.ViewServiceName, InitializationMode.WhenAvailable, ViewServiceLifetime.SelfRegisteredInstance);
Resource.RegisterResourceLocator(typeof(TViewService), new DefaultViewServiceLocator(_meta), this.IsDefault);
}
ViewServiceLocator.RegisterViewServiceInstance(typeof(TViewService), this.ViewServiceName, this.AssociatedObject);
}
}
private static XElement LoadFromFile(string filename)
{
try
{
if (File.Exists(filename))
{
return(XElement.Load(filename));
}
}
catch (Exception)
{
IShowMessageViewService showMessageService = ViewServiceLocator.GetViewService <IShowMessageViewService>();
showMessageService.ButtonSetup = DialogButton.Ok;
showMessageService.Caption = "Chronos - Error en la carga del escritorio";
showMessageService.Text = "No ha sido posible realizar la carga del escritorio.";
showMessageService.ShowMessage();
}
return(null);
}
/// <summary>
/// Gets the requested view service.
/// </summary>
/// <typeparam name="TViewService">The type of the view service.</typeparam>
/// <returns></returns>
protected TViewService GetViewService <TViewService>() where TViewService : class
{
return(ViewServiceLocator.GetViewService <TViewService>());
}
