public static SceneNode CreateValueConverter(SceneViewModel viewModel)
{
AddValueConverterDialog valueConverterDialog = new AddValueConverterDialog(viewModel);
bool?nullable = valueConverterDialog.ShowDialog();
if ((!nullable.GetValueOrDefault() ? 0 : (nullable.HasValue ? true : false)) != 0)
{
Type objectType = valueConverterDialog.ObjectType;
string name = valueConverterDialog.ValueConverterResourceKey;
if (objectType != (Type)null)
{
viewModel.ProjectContext.GetType(objectType);
SceneNode sceneNode = viewModel.CreateSceneNode(objectType);
SceneNode rootNode = viewModel.RootNode;
if (rootNode != null)
{
Microsoft.Expression.DesignSurface.Utility.ResourceHelper.EnsureResourceDictionaryNode(rootNode);
ResourceDictionaryNode resourceDictionaryNode = ResourceManager.ProvideResourcesForElement(rootNode);
if (resourceDictionaryNode != null)
{
if (string.IsNullOrEmpty(name))
{
name = objectType.Name;
}
string uniqueResourceKey = resourceDictionaryNode.GetUniqueResourceKey(name);
DictionaryEntryNode dictionaryEntryNode = DictionaryEntryNode.Factory.Instantiate((object)uniqueResourceKey, sceneNode);
resourceDictionaryNode.Insert(0, dictionaryEntryNode);
return((SceneNode)dictionaryEntryNode);
}
}
}
}
return((SceneNode)null);
}
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();
}
}
