protected void InitializeCurrentValueConverter()
{
if (this.TargetProperty == null)
{
return;
}
BindingSceneNode binding = this.TargetElement.GetBinding((IPropertyId)this.TargetProperty);
if (binding == null)
{
return;
}
string str = binding.ConverterParameter as string;
if (str != null)
{
this.ValueConverterParameter = str;
}
DocumentCompositeNode node = binding.Converter as DocumentCompositeNode;
if (node == null)
{
return;
}
ValueConverterModel valueConverterModel = (ValueConverterModel)null;
if (node.Type.IsResource)
{
string key = DocumentPrimitiveNode.GetValueAsString(ResourceNodeHelper.GetResourceKey(node));
if (string.IsNullOrEmpty(key))
{
return;
}
valueConverterModel = Enumerable.FirstOrDefault <ValueConverterModel>((IEnumerable <ValueConverterModel>) this.ValueConverters, (Func <ValueConverterModel, bool>)(vc => vc.DisplayName == key));
}
else
{
SceneNode sceneNode = this.ViewModel.GetSceneNode((DocumentNode)node);
if (sceneNode != null)
{
valueConverterModel = ValueConverterModelFactory.CreateValueConverterModel(sceneNode);
if (valueConverterModel != null)
{
this.ValueConverters.Add(valueConverterModel);
}
}
}
if (valueConverterModel == null)
{
return;
}
this.CurrentValueConverter = valueConverterModel;
}
public static ValueConverterModel CreateValueConverterModel(SceneNode valueConverter)
{
DictionaryEntryNode dictionaryEntryNode = valueConverter as DictionaryEntryNode;
if (dictionaryEntryNode != null && ValueConverterModelFactory.IsResourceValueConverter(dictionaryEntryNode))
{
return((ValueConverterModel) new ValueConverterResourceModel(dictionaryEntryNode));
}
if (PlatformTypes.IValueConverter.IsAssignableFrom((ITypeId)valueConverter.Type))
{
return((ValueConverterModel) new ValueConverterLocalModel(valueConverter));
}
return((ValueConverterModel)null);
}
private void AddValueConverters(ResourceDictionaryNode resourceDictionary, List <ValueConverterModel> converters, List <SceneDocument> visitedDocuments)
{
foreach (DictionaryEntryNode dictionaryEntryNode in resourceDictionary)
{
ValueConverterModel valueConverter = ValueConverterModelFactory.CreateValueConverterModel((SceneNode)dictionaryEntryNode);
if (valueConverter != null && converters.Find((Predicate <ValueConverterModel>)(vc => vc.DisplayName == valueConverter.DisplayName)) == null)
{
converters.Add(valueConverter);
}
}
foreach (ResourceDictionaryNode resourceDictionaryNode in (IEnumerable <ResourceDictionaryNode>)resourceDictionary.MergedDictionaries)
{
string designTimeSource = resourceDictionaryNode.DesignTimeSource;
if (!string.IsNullOrEmpty(designTimeSource))
{
IProjectDocument projectDocument = this.TargetElement.ProjectContext.OpenDocument(designTimeSource);
if (projectDocument != null)
{
this.AddDocumentConverters(projectDocument.Document as SceneDocument, converters, visitedDocuments);
}
}
}
}
private void OnAddValueConverter()
{
if (this.ValueConverters == null)
{
return;
}
using (SceneEditTransaction editTransaction = this.ViewModel.CreateEditTransaction(StringTable.AddValueConverterDialogTitle))
{
SceneNode valueConverter = AddValueConverterDialog.CreateValueConverter(this.ViewModel);
if (valueConverter == null)
{
return;
}
ValueConverterModel valueConverterModel = ValueConverterModelFactory.CreateValueConverterModel(valueConverter);
if (valueConverterModel == null)
{
return;
}
this.ValueConverters.Add(valueConverterModel);
this.CurrentValueConverter = valueConverterModel;
editTransaction.Commit();
}
}