public void ProviderShouldCallOnNavigatingFromMethod()
{
bool isCancelInvoked = false;
bool isNavigatedInvoked = false;
const NavigationMode mode = NavigationMode.Refresh;
ViewPageMappingProvider.FindMappingForView = (type, b) => PageMapping;
NavigationProvider.CurrentViewModel.ShouldBeNull();
var viewModel = GetViewModel <NavigableViewModelMock>();
NavigationService.OnNavigated(new NavigationEventArgsMock(new ViewMock {
DataContext = viewModel
}, NavigationMode.New));
viewModel.OnNavigatingFromDelegate = context =>
{
isCancelInvoked = true;
context.NavigationProvider.ShouldEqual(NavigationProvider);
context.NavigationMode.ShouldEqual(mode);
return(ToolkitExtensions.FromResult(false));
};
viewModel.OnNavigatedFromDelegate = context => isNavigatedInvoked = true;
var cancelArgs = new NavigatingCancelEventArgsMock(mode, true)
{
Cancel = false
};
NavigationService.OnNavigating(cancelArgs);
cancelArgs.Cancel.ShouldBeTrue();
isCancelInvoked.ShouldBeTrue();
isNavigatedInvoked.ShouldBeFalse();
}
public Task <MessageResult> ShowAsync(string messageBoxText, string caption = "",
MessageButton button = MessageButton.Ok, MessageImage icon = MessageImage.None,
MessageResult defaultResult = MessageResult.None, IDataContext context = null)
{
bool success;
MessageBoxButton buttons = ConvertMessageBoxButtons(button, out success);
Should.BeSupported(success, "The MessageBoxAdapter doesn't support {0} value", button);
if (_threadManager.IsUiThread)
{
MessageBoxResult result = MessageBox.Show(messageBoxText, caption, buttons,
ConvertMessageBoxImages(icon),
ConvertMessageBoxResults(defaultResult));
return(ToolkitExtensions.FromResult(ConvertMessageBoxResult(result)));
}
var tcs = new TaskCompletionSource <MessageResult>();
_threadManager.InvokeOnUiThreadAsync(() =>
{
MessageBoxResult result = MessageBox.Show(messageBoxText, caption, buttons,
ConvertMessageBoxImages(icon), ConvertMessageBoxResults(defaultResult));
tcs.SetResult(ConvertMessageBoxResult(result));
});
return(tcs.Task);
}
public virtual void MediatorShouldCallOnNavigatingFromMethodOnClose()
{
bool result = false;
bool isInvoked = false;
var view = new DialogViewMock();
var vm = GetViewModel <NavigableViewModelMock>();
ViewManager.GetViewDelegate = (model, s) => view;
WindowViewMediatorBase <TView> windowMediator = Create(vm);
vm.OnNavigatingFromDelegate = o =>
{
o.ShouldNotBeNull();
isInvoked = true;
return(ToolkitExtensions.FromResult(result));
};
windowMediator.ShowAsync(null, DataContext.Empty);
windowMediator.CloseAsync(null).Result.ShouldBeFalse();
isInvoked.ShouldBeTrue();
isInvoked = false;
result = true;
windowMediator.CloseAsync(null).Result.ShouldBeTrue();
isInvoked.ShouldBeTrue();
}
public virtual void MediatorShouldCallOnNavigatingOnClose()
{
bool result = false;
bool isInvoked = false;
var view = new DialogViewMock();
var vm = GetViewModel <NavigableViewModelMock>();
ViewManager.GetViewDelegate = (model, s) => view;
WindowViewMediatorBase <TView> windowMediator = Create(vm);
NavigationDispatcher.OnNavigatingFromAsync = context =>
{
isInvoked = true;
context.ShouldNotBeNull();
context.NavigationMode.ShouldEqual(NavigationMode.Back);
context.NavigationType.ShouldEqual(NavigationType.Window);
context.ViewModelFrom.ShouldEqual(vm);
return(ToolkitExtensions.FromResult(result));
};
windowMediator.ShowAsync(DataContext.Empty);
windowMediator.CloseAsync(null).Result.ShouldBeFalse();
isInvoked.ShouldBeTrue();
isInvoked = false;
result = true;
windowMediator.CloseAsync(null).Result.ShouldBeTrue();
isInvoked.ShouldBeTrue();
}
Task <object> IViewManager.GetViewAsync(IViewModel viewModel, IDataContext dataContext)
{
if (GetViewRawDelegate == null)
{
return(ToolkitExtensions.FromResult(GetViewDelegate(viewModel, dataContext.GetData(InitializationConstants.ViewName))));
}
return(ToolkitExtensions.FromResult(GetViewRawDelegate(viewModel, dataContext)));
}
static Empty()
{
TrueObject = true;
FalseObject = false;
WeakReference = new WeakReference(null, false);
TrueTask = ToolkitExtensions.FromResult(true);
FalseTask = ToolkitExtensions.FromResult(false);
Task = FalseTask;
CountPropertyChangedArgs = new PropertyChangedEventArgs("Count");
NotificationCountPropertyChangedArgs = new PropertyChangedEventArgs("NotificationCount");
IndexerPropertyChangedArgs = new PropertyChangedEventArgs("Item[]");
}
public Task <MessageResult> ShowAsync(string messageBoxText, string caption = "",
MessageButton button = MessageButton.Ok, MessageImage icon = MessageImage.None,
MessageResult defaultResult = MessageResult.None, IDataContext context = null)
{
if (_threadManager.IsUiThread)
{
return(ToolkitExtensions.FromResult(ShowMessage(messageBoxText, caption, button, icon, defaultResult)));
}
var tcs = new TaskCompletionSource <MessageResult>();
_threadManager.InvokeOnUiThreadAsync(
() => tcs.SetResult(ShowMessage(messageBoxText, caption, button, icon, defaultResult)));
return(tcs.Task);
}
static Empty()
{
CompletedEvent = new ManualResetEvent(true);
TrueObject = true;
FalseObject = false;
WeakReference = new WeakReference(null, false);
TrueTask = ToolkitExtensions.FromResult(true);
FalseTask = ToolkitExtensions.FromResult(false);
Task = FalseTask;
EmptyDataErrorsChangedArgs = new DataErrorsChangedEventArgs(string.Empty);
EmptyPropertyChangedArgs = new PropertyChangedEventArgs(string.Empty);
CountChangedArgs = new PropertyChangedEventArgs("Count");
NotificationCountChangedArgs = new PropertyChangedEventArgs("NotificationCount");
IndexerPropertyChangedArgs = new PropertyChangedEventArgs(ReflectionExtensions.IndexerName);
IsNotificationsSuspendedChangedArgs = new PropertyChangedEventArgs("IsNotificationsSuspended");
HasChangesChangedArgs = new PropertyChangedEventArgs("HasChanges");
SelectedItemChangedArgs = new PropertyChangedEventArgs("SelectedItem");
HasErrorsChangedArgs = new PropertyChangedEventArgs("HasErrors");
IsValidChangedArgs = new PropertyChangedEventArgs("IsValid");
IsBusyChangedArgs = new PropertyChangedEventArgs("IsBusy");
BusyMessageChangedArgs = new PropertyChangedEventArgs("BusyMessage");
}
static Empty()
{
CompletedEvent = new ManualResetEvent(true);
TrueObject = true;
FalseObject = false;
WeakReference = new WeakReference(null, false);
TrueTask = ToolkitExtensions.FromResult(true);
FalseTask = ToolkitExtensions.FromResult(false);
Task = FalseTask;
EmptyDataErrorsChangedArgs = new DataErrorsChangedEventArgs(string.Empty);
EmptyPropertyChangedArgs = new PropertyChangedEventArgs(string.Empty);
CountChangedArgs = new PropertyChangedEventArgs(nameof(ICollection.Count));
IndexerPropertyChangedArgs = new PropertyChangedEventArgs(ReflectionExtensions.IndexerName);
IsNotificationsSuspendedChangedArgs = new PropertyChangedEventArgs(nameof(ISuspendNotifications.IsNotificationsSuspended));
HasChangesChangedArgs = new PropertyChangedEventArgs(nameof(IEditableViewModel.HasChanges));
SelectedItemChangedArgs = new PropertyChangedEventArgs(nameof(IGridViewModel.SelectedItem));
HasErrorsChangedArgs = new PropertyChangedEventArgs(nameof(IValidatableViewModel.HasErrors));
IsValidChangedArgs = new PropertyChangedEventArgs(nameof(IValidatableViewModel.IsValid));
IsBusyChangedArgs = new PropertyChangedEventArgs(nameof(IViewModel.IsBusy));
BusyMessageChangedArgs = new PropertyChangedEventArgs(nameof(IViewModel.BusyMessage));
BusyInfoChangedArgs = new PropertyChangedEventArgs(nameof(IViewModel.BusyInfo));
ResetEventArgs = new NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction.Reset);
}
protected static Task <IDictionary <string, IEnumerable> > FromResult(IDictionary <string, IEnumerable> result)
{
return(ToolkitExtensions.FromResult(result));
}