protected override ObjectDescriptor GetObjectDescriptor(EFElement obj, EditingContext editingContext)
{
return(PropertyWindowViewModel.GetObjectDescriptor(obj, editingContext, true));
}
/// <summary>
/// This uses the XRef in our context to find the Model item that is the basis for
/// each DSL object in the selection collection. For each Model item, we get the correct
/// item descriptor and create a new selection array of these.
/// </summary>
/// <param name="objects"></param>
/// <returns></returns>
private ArrayList ConvertDslModelElementArrayToItemDescriptors(object[] objects, bool gettingAllObjects)
{
// save off this reference
var selectedDesignerObjects = objects;
// create a new array to hold the item descriptors
var selectedModelObjects = new List <EFObject>();
var selectedModelObjectDescriptors = new ArrayList();
foreach (var o in selectedDesignerObjects)
{
DslModeling.ModelElement dslElem = null;
var elemList = o as DslDiagrams.ElementListCompartment;
var presElem = o as DslDiagrams.PresentationElement;
if (elemList != null)
{
// if the user selects a compartment element, we want to display the entity-type and the shape property.
if (elemList.IsNestedChild &&
elemList.ParentShape != null)
{
presElem = elemList.ParentShape;
dslElem = presElem.ModelElement;
}
else
{
// they have selected one of the compartments, probably wanting to show
// the right-click context menu
continue;
}
}
else if (presElem != null)
{
// if this is a shape, gets it corresponding DSL object
dslElem = presElem.ModelElement;
}
else
{
// o is a non-shape
dslElem = o as DslModeling.ModelElement;
}
// there might be no ModelElement corresponding to the selected object
if (dslElem != null)
{
EFObject modelElem;
// If an EntityType is selected in DSL canvas, we want to show the property of the EntityTypeShape.
if (dslElem is EntityType &&
presElem != null)
{
modelElem = XRef.GetExisting(presElem);
}
else
{
modelElem = XRef.GetExisting(dslElem);
}
// model element might not be yet created
if (modelElem != null)
{
selectedModelObjects.Add(modelElem);
selectedModelObjectDescriptors.Add(PropertyWindowViewModel.GetObjectDescriptor(modelElem, Context, true));
}
}
}
if (gettingAllObjects == false)
{
// update the selection for the Entity Designer in case anyone else is interested
if (Context != null &&
Context.Items != null)
{
Context.Items.SetValue(new EntityDesignerSelection(selectedModelObjects));
}
}
return(selectedModelObjectDescriptors);
}
