/// <summary>
/// Called whenever a model element is beeing deleted.
/// </summary>
/// <param name="e"></param>
public override void ElementDeleting(ElementDeletingEventArgs e)
{
base.ElementDeleting(e);
DomainModelElement modelElement = e.ModelElement as DomainModelElement;
if (modelElement == null)
{
return;
}
List <Guid> shapes = GraphicalDependencyShapeStore.GetFromStore(modelElement.Id);
if (shapes != null)
{
modelElement.Store.UndoManager.UndoState = UndoState.DisabledNoFlush;
using (Transaction t = modelElement.Store.TransactionManager.BeginTransaction("", true))
{
for (int i = shapes.Count - 1; i >= 0; i--)
{
ShapeElement shape = modelElement.Store.ElementDirectory.FindElement(shapes[i]) as ShapeElement;
if (shape != null)
{
shape.Delete();
}
}
t.Commit();
}
modelElement.Store.UndoManager.UndoState = UndoState.Enabled;
}
}
/// <summary>
/// Removes a ShapeElement from the shape mapping dictionary.
/// </summary>
/// <param name="shapeElement">Shape element to remove from the shape mapping dictionary.</param>
public virtual void RemoveFromShapeMapping(ShapeElement shapeElement)
{
if (shapeElement == null)
{
throw new ArgumentNullException("shapeElement");
}
if (shapeElement.Element == null)
{
throw new ArgumentNullException("shapeElement.Element");
}
if (shapeMapping.ContainsKey(shapeElement.Element.Id))
{
if (shapeMapping[shapeElement.Element.Id].Contains(shapeElement.Id))
{
shapeMapping[shapeElement.Element.Id].Remove(shapeElement.Id);
if (shapeMapping[shapeElement.Element.Id].Count == 0)
{
shapeMapping.Remove(shapeElement.Element.Id);
}
}
}
DiagramsShapeStore.RemoveFromStore(shapeElement.Element.Id, shapeElement.Id);
}
/// <summary>
/// Clean up.
/// </summary>
protected override void OnDispose()
{
this.shapeElement = null;
this.sufaceDiagram = null;
base.OnDispose();
}
/// <summary>
/// Adds a ShapeElement to the shape mapping dictionary.
/// </summary>
/// <param name="shapeElement">Shape element to add to the shape mapping dictionary.</param>
public virtual void AddToShapeMapping(ShapeElement shapeElement, bool bOnlyAddToStore)
{
if (shapeElement == null)
{
throw new ArgumentNullException("shapeElement");
}
if (shapeElement.Element == null)
{
throw new ArgumentNullException("shapeElement.Element");
}
if (!bOnlyAddToStore)
{
if (!shapeMapping.ContainsKey(shapeElement.Element.Id))
{
shapeMapping.Add(shapeElement.Element.Id, new List <Guid>());
}
if (!shapeMapping[shapeElement.Element.Id].Contains(shapeElement.Id))
{
shapeMapping[shapeElement.Element.Id].Add(shapeElement.Id);
}
}
DiagramsShapeStore.AddToStore(shapeElement.Element.Id, shapeElement.Id);
}
/// <summary>
/// Called whenever a model element is deleted from the store.
/// </summary>
/// <param name="sender">ViewModelStore</param>
/// <param name="args">Event Arguments for notification of the removal of an ModelElement.</param>
private void OnElementDeleted(object sender, ElementDeletedEventArgs args)
{
if (args.ModelElement is DomainModelElement)
{
DomainModelElement modelElement = args.ModelElement as DomainModelElement;
List <Guid> shapes = GraphicalDependencyShapeStore.GetFromStore(modelElement.Id);
if (shapes != null)
{
if (shapes.Count > 0)
{
modelElement.Store.UndoManager.UndoState = UndoState.DisabledNoFlush;
using (Transaction t = modelElement.Store.TransactionManager.BeginTransaction("", true))
{
for (int i = shapes.Count - 1; i >= 0; i--)
{
ShapeElement shape = modelElement.Store.ElementDirectory.FindElement(shapes[i]) as ShapeElement;
if (shape != null)
{
shape.Delete();
}
}
t.Commit();
}
modelElement.Store.UndoManager.UndoState = UndoState.Enabled;
GraphicalDependencyShapeStore.RemoveFromStore(modelElement.Id);
}
}
}
}
/// <summary>
/// Constuctor.
/// </summary>
/// <param name="viewModelStore">The store this view model belongs to.</param>
/// <param name="diagram">The Diagram this item belongs to.</param>
/// <param name="shapeElement">Shape element to be associated with this vm.</param>
protected BaseDiagramItemViewModel(ViewModelStore viewModelStore, DiagramSurfaceViewModel diagram, ShapeElement shapeElement)
: base(viewModelStore, shapeElement.Element, true, false)
{
this.sufaceDiagram = diagram;
this.shapeElement = shapeElement;
this.Initialize();
}
/// <summary>
/// Remove from shape mapping override.
/// </summary>
/// <param name="shapeElement"></param>
public override void RemoveFromShapeMapping(ShapeElement shapeElement)
{
if (shapeElement.Element != null)
{
GraphicalDependencyShapeStore.RemoveFromStore(shapeElement.Element.Id, shapeElement.Id);
}
//base.RemoveFromShapeMapping(shapeElement, true);
}
/// <summary>
/// Add to shape mapping override.
/// </summary>
/// <param name="shapeElement"></param>
public override void AddToShapeMapping(ShapeElement shapeElement)
{
if (shapeElement == this.MainElementShape)
{
GraphicalDependencyShapeStore.AddToStore(shapeElement.Element.Id, shapeElement.Id);
}
//else
// base.AddToShapeMapping(shapeElement);
}
/// <summary>
/// Remove from shape mapping override.
/// </summary>
/// <param name="shapeElement"></param>
public override void RemoveFromShapeMapping(ShapeElement shapeElement)
{
if (shapeElement == this.MainElementShape)
{
if (shapeElement.Element != null)
{
GraphicalDependencyShapeStore.RemoveFromStore(shapeElement.Element.Id, shapeElement.Id);
}
}
//else
// base.RemoveFromShapeMapping(shapeElement);
}
public void DeleteShapesForElement(Store store, Guid modelElementId)
{
List <Guid> shapes = DiagramsShapeStore.GetFromStore(modelElementId);
if (shapes != null)
{
for (int i = shapes.Count - 1; i >= 0; i--)
{
ShapeElement shape = store.ElementDirectory.FindElement(shapes[i]) as ShapeElement;
if (shape != null)
{
shape.Delete();
}
}
}
}
/// <summary>
/// Searches for the shapes of a specific type hosting a specific element and deletes them.
/// </summary>
/// <param name="store">Store.</param>
/// <param name="shapeDomainClassType">Type of the shape.</param>
/// <param name="elementId">Model element Id.</param>
/// <remarks>Needs to be called within a modeling transaction context.</remarks>
public static void DeleteShapes(Store store, Guid shapeDomainClassType, Guid elementId)
{
ReadOnlyCollection <ModelElement> shapes = store.ElementDirectory.FindElements(shapeDomainClassType);
for (int i = shapes.Count - 1; i >= 0; i--)
{
ShapeElement shapeElement = shapes[i] as ShapeElement;
if (shapeElement != null)
{
if (shapeElement.Element != null)
{
if (shapeElement.Element.Id == elementId)
{
shapeElement.Delete();
}
}
}
}
}
/// <summary>
/// Adds a ShapeElement to the shape mapping dictionary.
/// </summary>
/// <param name="shapeElement">Shape element to add to the shape mapping dictionary.</param>
public virtual void AddToShapeMapping(ShapeElement shapeElement, bool bOnlyAddToStore)
{
if (shapeElement == null)
throw new ArgumentNullException("shapeElement");
if (shapeElement.Element == null)
throw new ArgumentNullException("shapeElement.Element");
if (!bOnlyAddToStore)
{
if (!shapeMapping.ContainsKey(shapeElement.Element.Id))
shapeMapping.Add(shapeElement.Element.Id, new List<Guid>());
if (!shapeMapping[shapeElement.Element.Id].Contains(shapeElement.Id))
shapeMapping[shapeElement.Element.Id].Add(shapeElement.Id);
}
DiagramsShapeStore.AddToStore(shapeElement.Element.Id, shapeElement.Id);
}
/// <summary>
/// Searches for the shape of a specific type hosting a specific element and deletes it.
/// </summary>
/// <param name="store">Store.</param>
/// <param name="shapeDomainClassType">Type of the shape.</param>
/// <param name="elementId">Model element Id.</param>
/// <remarks>Needs to be called within a modeling transaction context.</remarks>
public static void DeleteShape(Store store, Guid shapeDomainClassType, Guid elementId)
{
ReadOnlyCollection <ModelElement> shapes = store.ElementDirectory.FindElements(shapeDomainClassType);
foreach (ModelElement m in shapes)
{
if (m is ShapeElement)
{
ShapeElement shapeElement = m as ShapeElement;
if (shapeElement.Element != null)
{
if (shapeElement.Element.Id == elementId)
{
shapeElement.Delete();
return;
}
}
}
}
}
/// <summary>
/// Removes a ShapeElement from the shape mapping dictionary.
/// </summary>
/// <param name="shapeElement">Shape element to remove from the shape mapping dictionary.</param>
public virtual void RemoveFromShapeMapping(ShapeElement shapeElement, bool bOnlyRemoveFromStore)
{
if (shapeElement == null)
throw new ArgumentNullException("shapeElement");
if (shapeElement.Element == null)
throw new ArgumentNullException("shapeElement.Element");
if (!bOnlyRemoveFromStore)
{
if (shapeMapping.ContainsKey(shapeElement.Element.Id))
if (shapeMapping[shapeElement.Element.Id].Contains(shapeElement.Id))
{
shapeMapping[shapeElement.Element.Id].Remove(shapeElement.Id);
if (shapeMapping[shapeElement.Element.Id].Count == 0)
shapeMapping.Remove(shapeElement.Element.Id);
}
}
DiagramsShapeStore.RemoveFromStore(shapeElement.Element.Id, shapeElement.Id);
}
/// <summary>
/// Remove from shape mapping override.
/// </summary>
/// <param name="shapeElement"></param>
public override void RemoveFromShapeMapping(ShapeElement shapeElement)
{
if( shapeElement == this.MainElementShape )
if (shapeElement.Element != null)
{
GraphicalDependencyShapeStore.RemoveFromStore(shapeElement.Element.Id, shapeElement.Id);
}
//else
// base.RemoveFromShapeMapping(shapeElement);
}
/// <summary>
/// Add to shape mapping override.
/// </summary>
/// <param name="shapeElement"></param>
public override void AddToShapeMapping(ShapeElement shapeElement)
{
if (shapeElement == this.MainElementShape)
{
GraphicalDependencyShapeStore.AddToStore(shapeElement.Element.Id, shapeElement.Id);
}
//else
// base.AddToShapeMapping(shapeElement);
}
/// <summary>
/// Add to shape mapping override.
/// </summary>
/// <param name="shapeElement"></param>
public override void AddToShapeMapping(ShapeElement shapeElement)
{
GraphicalDependencyShapeStore.AddToStore(shapeElement.Element.Id, shapeElement.Id);
//base.AddToShapeMapping(shapeElement, true);
}
/// <summary>
/// Add to shape mapping override.
/// </summary>
/// <param name="shapeElement"></param>
public override void AddToShapeMapping(ShapeElement shapeElement)
{
GraphicalDependencyShapeStore.AddToStore(shapeElement.Element.Id, shapeElement.Id);
//base.AddToShapeMapping(shapeElement, true);
}
/// <summary>
/// Remove from shape mapping override.
/// </summary>
/// <param name="shapeElement"></param>
public override void RemoveFromShapeMapping(ShapeElement shapeElement)
{
if (shapeElement.Element != null)
GraphicalDependencyShapeStore.RemoveFromStore(shapeElement.Element.Id, shapeElement.Id);
//base.RemoveFromShapeMapping(shapeElement, true);
}
/// <summary>
/// Adds a ShapeElement to the shape mapping dictionary.
/// </summary>
/// <param name="shapeElement">Shape element to add to the shape mapping dictionary.</param>
public virtual void AddToShapeMapping(ShapeElement shapeElement)
{
this.AddToShapeMapping(shapeElement, false);
}
/// <summary>
/// Removes a ShapeElement from the shape mapping dictionary.
/// </summary>
/// <param name="shapeElement">Shape element to remove from the shape mapping dictionary.</param>
public virtual void RemoveFromShapeMapping(ShapeElement shapeElement)
{
this.RemoveFromShapeMapping(shapeElement, false);
}
/// <summary>
/// Removes a ShapeElement from the shape mapping dictionary.
/// </summary>
/// <param name="shapeElement">Shape element to remove from the shape mapping dictionary.</param>
public virtual void RemoveFromShapeMapping(ShapeElement shapeElement)
{
this.RemoveFromShapeMapping(shapeElement, false);
}
/// <summary>
/// Adds a ShapeElement to the shape mapping dictionary.
/// </summary>
/// <param name="shapeElement">Shape element to add to the shape mapping dictionary.</param>
public virtual void AddToShapeMapping(ShapeElement shapeElement)
{
this.AddToShapeMapping(shapeElement, false);
}