protected override IPropertyId GetDefaultPropertySelection()
{
Type type = this.BindingPath.Node.Type;
IType dataType = (IType)null;
SceneViewModel viewModel = this.TargetElement.ViewModel;
if (type != (Type)null)
{
dataType = viewModel.ProjectContext.GetType(type);
}
if (dataType == null)
{
dataType = viewModel.ProjectContext.ResolveType(PlatformTypes.Object);
}
IProperty property = BindingPropertyHelper.GetDefaultBindingPropertyInfo(this.TargetElement, dataType).Property;
if (this.targetBindableProperties.IndexOf((ReferenceStep)property) < 0)
{
property = (IProperty)null;
}
if (property == null && dataType != null)
{
foreach (ReferenceStep referenceStep in (IEnumerable <ReferenceStep>) this.targetBindableProperties)
{
if (BindingPropertyHelper.GetPropertyCompatibility((IProperty)referenceStep, dataType, (ITypeResolver)this.ViewModel.ProjectContext) != BindingPropertyCompatibility.None)
{
property = (IProperty)referenceStep;
break;
}
}
}
return((IPropertyId)property);
}
public static BindingPropertyMatchInfo GetDefaultBindingPropertyInfo(SceneNode sceneNode, IType dataType)
{
BindingPropertyMatchInfo bestProperty = new BindingPropertyMatchInfo((IProperty)null);
IProperty property = sceneNode.ProjectContext.ResolveProperty(BaseFrameworkElement.DataContextProperty);
for (IType type = sceneNode.Type; type != null; type = type.BaseType)
{
ReferenceStep propertyInternal = BindingPropertyHelper.GetDefaultBindingPropertyInternal(type.NearestResolvedType, sceneNode.ProjectContext);
if (propertyInternal != null && BindingPropertyHelper.IsPropertyBindable(sceneNode, new PropertyReference(propertyInternal), BindingPropertyHelper.BindingType.Target))
{
BindingPropertyMatchInfo propertyMatchInfo = new BindingPropertyMatchInfo((IProperty)propertyInternal);
propertyMatchInfo.Compatibility = propertyInternal != property?BindingPropertyHelper.GetPropertyCompatibility(propertyMatchInfo, dataType, (ITypeResolver)sceneNode.ProjectContext) : BindingPropertyCompatibility.DataContext;
bestProperty = BindingPropertyHelper.GetBetterProperty(bestProperty, propertyMatchInfo);
}
}
return(bestProperty);
}
public static BindingPropertyCompatibility GetPropertyCompatibility(IProperty property, IType dataType, ITypeResolver typeResolver)
{
return(BindingPropertyHelper.GetPropertyCompatibility(new BindingPropertyMatchInfo(property), dataType, typeResolver));
}