private void ClickEasingFunctionPreviewIcon(UIElement placementTarget)
{
this.EnsureTransitionSceneNode();
if (this.ActiveSceneViewModel == null)
{
return;
}
this.ActiveSceneViewModel.TransitionSelectionSet.SetSelection(this.sceneNode);
VisualStateTransitionEditor transitionEditor = new VisualStateTransitionEditor(this.sceneNode);
PropertyReference propertyReference = new PropertyReference((ReferenceStep)this.sceneNode.ProjectContext.ResolveProperty(VisualStateTransitionSceneNode.GeneratedEasingFunctionProperty));
IType type = this.sceneNode.ProjectContext.ResolveType(ProjectNeutralTypes.IEasingFunction);
if (!this.sceneNode.ProjectContext.PlatformMetadata.IsNullType((ITypeId)type))
{
this.easingFunctionProperty = transitionEditor.VisualTransitionObjectSet.CreateSceneNodeProperty(propertyReference, TypeUtilities.GetAttributes(type.RuntimeType));
this.easingFunctionProperty.PropertyReferenceChanged += new Microsoft.Expression.DesignSurface.Documents.PropertyReferenceChangedEventHandler(this.easingFunctionProperty_PropertyReferenceChanged);
}
this.popup = new EasingEditorPopup(this.easingFunctionProperty, this.TransitionSceneNode.ViewModel.DefaultView);
this.TransitionSceneNode.ViewModel.Closing += new EventHandler(this.ViewModel_Closing);
this.popup.SynchronousClosed += (EventHandler)((sender, e) =>
{
if (this.TransitionSceneNode.IsAttached && this.TransitionSceneNode.ViewModel != null)
{
this.TransitionSceneNode.ViewModel.TransitionSelectionSet.Clear();
}
if (this.easingFunctionProperty != null)
{
this.easingFunctionProperty.OnRemoveFromCategory();
this.easingFunctionProperty.PropertyReferenceChanged -= new Microsoft.Expression.DesignSurface.Documents.PropertyReferenceChangedEventHandler(this.easingFunctionProperty_PropertyReferenceChanged);
this.easingFunctionProperty = (SceneNodeProperty)null;
}
this.TransitionSceneNode.ViewModel.Closing -= new EventHandler(this.ViewModel_Closing);
this.popup = (EasingEditorPopup)null;
});
this.popup.Placement = PlacementMode.Bottom;
this.popup.PlacementTarget = placementTarget;
this.popup.IsOpen = true;
}
public VisualTransitionObjectSet(VisualStateTransitionSceneNode sceneNode, VisualStateTransitionEditor transactionContext)
: base(sceneNode.DesignerContext, (IPropertyInspector)transactionContext)
{
this.sceneNode = sceneNode;
}