public void ParametersCanUseRelativeSourceBindings()
{
Window.LoadContent(
@"<Button xmlns='http://schemas.microsoft.com/winfx/2006/xaml/presentation'
xmlns:x='http://schemas.microsoft.com/winfx/2006/xaml'
xmlns:magellan='http://xamlforge.com/magellan'
xmlns:i='clr-namespace:System.Windows.Interactivity;assembly=System.Windows.Interactivity'
Name='MyButton'
Content='Hello'
>
<i:Interaction.Triggers>
<i:EventTrigger EventName='Click'>
<magellan:NavigateControllerAction x:Name='NavBehavior' Controller='MyController' Action='MyAction'>
<magellan:NavigateControllerAction.Parameters>
<magellan:Parameter ParameterName='win' Value='{Binding RelativeSource={RelativeSource FindAncestor, AncestorType=Window}}' />
<magellan:Parameter ParameterName='winTitle' Value='{Binding RelativeSource={RelativeSource FindAncestor, AncestorType=Window}, Path=Title}' />
</magellan:NavigateControllerAction.Parameters>
</magellan:NavigateControllerAction>
</i:EventTrigger>
</i:Interaction.Triggers>
</Button>");
ExpectNavigationRequest("MyController", "MyAction", new { win = Window, winTitle = "Hello" });
Window.Title = "Hello";
NavigationProperties.SetNavigator(Window, Navigator.Object);
Window.Find <Button>("MyButton").ExecuteClick();
Window.ProcessEvents();
}
/// <summary>
/// Adds a navigation property to the entity type.
/// </summary>
/// <param name="navigationPropertyName">Name of the navigation property.</param>
/// <param name="modelAssociationSet">Association set that this navigation property is based on.</param>
/// <param name="fromRoleName">From-role. Normally the same as the from-role for the associationset, but can be reversed for recursive associations.</param>
/// <param name="fromRoleName">To-role. Normally the same as the To-role for the associationset, but can be reversed for recursive associations.</param>
/// <returns>A NavigationProperty object.</returns>
public NavigationProperty AddNavigationMember(string navigationPropertyName, ModelAssociationSet modelAssociationSet, string fromRoleName, string toRoleName)
{
try
{
if (!NavigationProperties.Any(np => np.Name.Equals(navigationPropertyName)) &&
!MemberProperties.Any(mp => mp.Name.Equals(navigationPropertyName)) &&
navigationPropertyName != this.Name)
{
NavigationProperty navigationProperty = new NavigationProperty(ParentFile, this, navigationPropertyName, modelAssociationSet, _entityTypeElement, fromRoleName, toRoleName);
_navigationProperties.Add(navigationProperty.Name, navigationProperty);
navigationProperty.NameChanged += new EventHandler <NameChangeArgs>(navprop_NameChanged);
navigationProperty.Removed += new EventHandler(navprop_Removed);
return(navigationProperty);
}
else
{
throw new ArgumentException("A property named " + navigationPropertyName + " already exist in the type " + this.Name);
}
}
catch (Exception ex)
{
try
{
ExceptionTools.AddExceptionData(ex, this);
}
catch { }
throw;
}
}
/// <summary>
/// If the target implements <see cref="INavigationAware"/>, assigns the Navigator to it, and sets
/// the NavigationProperties.Navigator attached property.
/// </summary>
/// <param name="target">The target.</param>
/// <param name="request">The request.</param>
protected virtual void AssignNavigator(object target, ResolvedNavigationRequest request)
{
if (target == null)
{
return;
}
var navigator = request.Navigator;
if (navigator == null)
{
return;
}
var navigationAware = target as INavigationAware;
var dependencyObject = target as DependencyObject;
if (navigationAware != null)
{
TraceSources.MagellanSource.TraceVerbose("The object '{0}' implements the INavigationAware interface, so it is being provided with a navigator.", navigationAware.GetType().Name);
navigationAware.Navigator = navigator;
}
if (dependencyObject != null)
{
NavigationProperties.SetNavigator(dependencyObject, navigator);
NavigationProperties.SetCurrentRequest(dependencyObject, request);
}
}
public void ParametersCanUseDataContextBindings()
{
Window.LoadContent(
@"<Button xmlns='http://schemas.microsoft.com/winfx/2006/xaml/presentation'
xmlns:x='http://schemas.microsoft.com/winfx/2006/xaml'
xmlns:magellan='http://xamlforge.com/magellan'
xmlns:i='clr-namespace:System.Windows.Interactivity;assembly=System.Windows.Interactivity'
Name='MyButton'
Content='Hello'
>
<i:Interaction.Triggers>
<i:EventTrigger EventName='Click'>
<magellan:NavigateControllerAction x:Name='NavBehavior' Controller='MyController' Action='MyAction'>
<magellan:NavigateControllerAction.Parameters>
<magellan:Parameter ParameterName='param' Value='{Binding}' />
<magellan:Parameter ParameterName='paramA' Value='{Binding Path=A}' />
<magellan:Parameter ParameterName='paramB' Value='{Binding Path=B}' />
</magellan:NavigateControllerAction.Parameters>
</magellan:NavigateControllerAction>
</i:EventTrigger>
</i:Interaction.Triggers>
</Button>");
var dataContext = new { A = 3, B = 8 };
ExpectNavigationRequest("MyController", "MyAction", new { param = dataContext, paramA = dataContext.A, paramB = dataContext.B });
Window.DataContext = dataContext;
NavigationProperties.SetNavigator(Window, Navigator.Object);
Window.Find <Button>("MyButton").ExecuteClick();
Window.ProcessEvents();
}
/// <summary>
/// Adds a scalar member to this entity type.
/// </summary>
/// <param name="name">Name of the new member property.</param>
/// <param name="type">Type of the new member property.</param>
/// <param name="nullable">Nullable; true or false.</param>
/// <param name="ordinal">Ordinal position within the entity type.</param>
/// <returns>A ModelMemberProperty object.</returns>
public ModelMemberProperty AddMember(string name, Type type, bool nullable, int ordinal)
{
try
{
if (!MemberProperties.Where(mp => mp.Name.Equals(name, StringComparison.InvariantCultureIgnoreCase)).Any() &&
!NavigationProperties.Any(np => np.Name.Equals(name, StringComparison.InvariantCultureIgnoreCase)) &&
name != this.Name)
{
ModelMemberProperty mp = new ModelMemberProperty(base.ParentFile, this, name, ordinal, _entityTypeElement);
mp.Type = type;
mp.Nullable = nullable;
_memberProperties.Add(name, mp);
mp.NameChanged += new EventHandler <NameChangeArgs>(prop_NameChanged);
mp.Removed += new EventHandler(prop_Removed);
return(mp);
}
else
{
throw new ArgumentException("A property with the name " + name + " already exist in the type " + this.Name);
}
}
catch (Exception ex)
{
try
{
ExceptionTools.AddExceptionData(ex, this);
}
catch { }
throw;
}
}
public void ParametersCanUseElementBindings()
{
Window.LoadContent(
@"<Button xmlns='http://schemas.microsoft.com/winfx/2006/xaml/presentation'
xmlns:x='http://schemas.microsoft.com/winfx/2006/xaml'
xmlns:i='clr-namespace:System.Windows.Interactivity;assembly=System.Windows.Interactivity'
Name='MyButton'
Content='Bye!'
>
<i:Interaction.Triggers>
<i:EventTrigger EventName='Click'>
<NavigateControllerAction x:Name='NavBehavior' Controller='MyController' Action='MyAction'>
<NavigateControllerAction.Parameters>
<Parameter ParameterName='btn' Value='{Binding ElementName=MyButton}' />
<Parameter ParameterName='btnContent' Value='{Binding ElementName=MyButton, Path=Content}' />
<Parameter ParameterName='x' Value='Wazoo' />
</NavigateControllerAction.Parameters>
</NavigateControllerAction>
</i:EventTrigger>
</i:Interaction.Triggers>
</Button>");
ExpectNavigationRequest("MyController", "MyAction", new { btn = Window.Find <Button>("MyButton"), btnContent = "Bye!", x = "Wazoo" });
NavigationProperties.SetNavigator(Window, Navigator.Object);
Window.Find <Button>("MyButton").ExecuteClick();
Window.ProcessEvents();
}
public override void Handle(ExpandedNavigationSelectItem item)
{
var navigationSegment = (NavigationPropertySegment)item.PathToNavigationProperty.LastSegment;
if (navigationSegment.NavigationProperty.DeclaringType == _edmStructuredType)
{
NavigationProperties.Add(navigationSegment.NavigationProperty);
}
else
{
Handle(item.SelectAndExpand);
}
}
public override void Handle(ExpandedNavigationSelectItem item)
{
var navigationSegment = (NavigationPropertySegment)item.PathToNavigationProperty.LastSegment;
if (IsPropertyDefineInType(navigationSegment.NavigationProperty))
{
NavigationProperties.Add(navigationSegment.NavigationProperty);
}
else
{
Handle(item.SelectAndExpand);
}
}
public void CanCreateNavigatorForASourceElementWhenNavigatorAlreadySet()
{
var oldNavigator = new Mock <INavigator>();
var button = new Button();
NavigationProperties.SetNavigator(button, oldNavigator.Object);
var resolver = new Mock <IRouteResolver>();
var factory = new NavigatorFactory(resolver.Object);
var navigator = factory.GetOwningNavigator(button);
Assert.AreEqual(navigator, oldNavigator.Object);
}
protected virtual Object CreateEntity(ODataResourceBase resource, IReadOnlyList <NavigationInfo> navigationProperties)
{
Db.OeEntitySetAdapter entitySetAdapter = TestHelper.FindEntitySetAdapterByTypeName(EntitySetAdapters, resource.TypeName);
Object entity = CreateEntity(entitySetAdapter.EntityType, resource);
Dictionary <PropertyInfo, NavigationInfo> propertyInfos = null;
foreach (NavigationInfo navigationInfo in navigationProperties)
{
PropertyInfo clrProperty = entitySetAdapter.EntityType.GetProperty(navigationInfo.Name);
Object value = navigationInfo.Value;
if ((navigationInfo.Count == null && navigationInfo.NextPageLink == null))
{
if (clrProperty.GetSetMethod() != null)
{
clrProperty.SetValue(entity, value);
}
}
else
{
if (value == null && navigationInfo.NextPageLink != null)
{
if (navigationInfo.IsCollection)
{
value = CreateCollection(clrProperty.PropertyType);
}
else
{
value = Activator.CreateInstance(clrProperty.PropertyType);
}
}
clrProperty.SetValue(entity, value);
if (value != null)
{
NavigationProperties.Add(value, navigationInfo);
}
if (propertyInfos == null)
{
propertyInfos = new Dictionary <PropertyInfo, NavigationInfo>(navigationProperties.Count);
NavigationInfoEntities.Add(entity, propertyInfos);
}
propertyInfos.Add(clrProperty, navigationInfo);
}
}
return(entity);
}
private void Navigate()
{
var parameters = Parameters.ToDictionary(x => x.ParameterName, x => x.Value);
var navigator = NavigationProperties.GetNavigator(AssociatedObject);
if (navigator == null)
{
throw new ImpossibleNavigationRequestException("The Navigator for this UI element is not avaialable. Please ensure the current view has been loaded into a frame, or that the NavigationProperties.Navigator attached property has been set.");
}
var request = new RouteValueDictionary(parameters);
PrepareRequest(request);
navigator.ProcessRequest(new NavigationRequest(request));
}
public override object ToMinified()
{
var rs = NavigationProperties.Select(np => np.ToMinified()).ToList();
var xs = ComplexProperties.Select(cp => cp.ToMinified()).ToList();
return(new {
n = Name,
rn = ResourceName,
l = GetDisplayName(),
s = ShortName,
q = QueryName,
t = QueryType,
b = BaseTypeName,
c = IsComplexType,
k = Keys,
d = DataProperties.Select(dp => dp.ToMinified()).ToList(),
r = rs.Any() ? rs : null,
x = xs.Any() ? xs : null
});
}
protected Object CreateEntity(ODataResource resource, IReadOnlyList <NavigationProperty> navigationProperties)
{
Db.OeEntitySetAdapter entitySetAdapter = EntitySetAdapters.FindByTypeName(resource.TypeName);
Object entity = OeEdmClrHelper.CreateEntity(entitySetAdapter.EntityType, resource);
Dictionary <PropertyInfo, ODataResourceSetBase> propertyInfos = null;
foreach (NavigationProperty navigationProperty in navigationProperties)
{
PropertyInfo clrProperty = entitySetAdapter.EntityType.GetProperty(navigationProperty.Name);
Object value = navigationProperty.Value;
if (navigationProperty.ResourceSet == null || (navigationProperty.ResourceSet.Count == null && navigationProperty.ResourceSet.NextPageLink == null))
{
if (clrProperty.GetSetMethod() != null)
{
clrProperty.SetValue(entity, value);
}
continue;
}
if (value == null && navigationProperty.ResourceSet.NextPageLink != null)
{
value = CreateCollection(clrProperty.PropertyType);
}
clrProperty.SetValue(entity, value);
if (value is IEnumerable collection)
{
NavigationProperties.Add(collection, navigationProperty.ResourceSet);
if (propertyInfos == null)
{
propertyInfos = new Dictionary <PropertyInfo, ODataResourceSetBase>(navigationProperties.Count);
NavigationPropertyEntities.Add(entity, propertyInfos);
}
propertyInfos.Add(clrProperty, navigationProperty.ResourceSet);
}
}
return(entity);
}
public override void Handle(PathSelectItem item)
{
if (item.SelectedPath.LastSegment is NavigationPropertySegment navigationSegment)
{
if (IsPropertyDefineInType(navigationSegment.NavigationProperty) &&
!NavigationProperties.Contains(navigationSegment.NavigationProperty))
{
NavigationProperties.Add(navigationSegment.NavigationProperty);
}
}
else if (item.SelectedPath.LastSegment is PropertySegment propertySegment)
{
if (IsPropertyDefineInType(propertySegment.Property))
{
StructuralProperties.Add(propertySegment.Property);
}
}
else
{
throw new InvalidOperationException(item.SelectedPath.LastSegment.GetType().Name + " not supported");
}
}
/// <summary>
/// Creates an <see cref="INavigator"/> bound to the navigation service that owns a given source
/// element. This method can be called multiple times for the same <paramref name="sourceElement"/>.
/// </summary>
/// <param name="sourceElement">A UI element that lives inside the frame that you want a navigator
/// for.</param>
/// <returns>
/// An instance of the <see cref="INavigator"/> interface which can be used for navigation.
/// </returns>
public INavigator GetOwningNavigator(UIElement sourceElement)
{
Guard.ArgumentNotNull(sourceElement, "sourceElement");
var existingNavigator = NavigationProperties.GetNavigator(sourceElement);
if (existingNavigator != null)
{
return(existingNavigator);
}
Func <INavigationService> lazyFrameGetter = () =>
{
var frame = null as Frame;
DependencyObject parent = sourceElement;
while (parent != null)
{
frame = parent as Frame;
if (frame != null)
{
break;
}
parent = VisualTreeHelper.GetParent(parent);
}
if (frame == null)
{
throw new ImpossibleNavigationRequestException("The Navigator for this UI element is not avaialable. Please ensure the current view has been loaded into a frame, or that the NavigationProperties.Navigator attached property has been set.");
}
var wrapper = new FrameNavigationServiceWrapper(sourceElement.Dispatcher, frame);
return(wrapper);
};
return(NewNavigator(lazyFrameGetter, null));
}
internal void UpdateNavigationProperties()
{
NavigationProperties.ForEach(np => UpdateNavigationProperty(np));
}
protected IEnumerable Read(Stream response, Db.OeEntitySetAdapter entitySetMetaAdatpter)
{
ResourceSet = null;
NavigationProperties.Clear();
NavigationInfoEntities.Clear();
IODataResponseMessage responseMessage = new Infrastructure.OeInMemoryMessage(response, null, _serviceProvider);
var settings = new ODataMessageReaderSettings()
{
EnableMessageStreamDisposal = false, Validations = ValidationKinds.None
};
using (var messageReader = new ODataMessageReader(responseMessage, settings, EdmModel))
{
IEdmEntitySet entitySet = OeEdmClrHelper.GetEntitySet(EdmModel, entitySetMetaAdatpter.EntitySetName);
ODataReader reader = messageReader.CreateODataResourceSetReader(entitySet, entitySet.EntityType());
var stack = new Stack <StackItem>();
while (reader.Read())
{
switch (reader.State)
{
case ODataReaderState.ResourceSetStart:
if (stack.Count == 0)
{
ResourceSet = (ODataResourceSetBase)reader.Item;
}
else
{
stack.Peek().ResourceSet = (ODataResourceSetBase)reader.Item;
}
break;
case ODataReaderState.ResourceStart:
stack.Push(new StackItem((ODataResource)reader.Item));
break;
case ODataReaderState.ResourceEnd:
StackItem stackItem = stack.Pop();
if (reader.Item != null)
{
if (stack.Count == 0)
{
yield return(CreateRootEntity((ODataResource)stackItem.Item, stackItem.NavigationProperties, entitySetMetaAdatpter.EntityType));
}
else
{
stack.Peek().AddEntry(CreateEntity((ODataResource)stackItem.Item, stackItem.NavigationProperties));
}
}
break;
case ODataReaderState.NestedResourceInfoStart:
stack.Push(new StackItem((ODataNestedResourceInfo)reader.Item));
break;
case ODataReaderState.NestedResourceInfoEnd:
StackItem item = stack.Pop();
stack.Peek().AddLink((ODataNestedResourceInfo)item.Item, item.Value, item.ResourceSet);
break;
}
}
}
}
