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 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>
/// 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 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();
}
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);
}