///--------------------------------------------------------------------------------
/// <summary>This method is used to copy/paste a new item.</summary>
///
/// <param name="copyItem">The item to copy/paste.</param>
/// <param name="savePaste">Flag to determine whether to save the results of the paste.</param>
///--------------------------------------------------------------------------------
public RelationshipViewModel PasteRelationship(RelationshipViewModel copyItem, bool savePaste = true)
{
Relationship newItem = new Relationship();
newItem.ReverseInstance = new Relationship();
newItem.TransformDataFromObject(copyItem.Relationship, null, false);
newItem.RelationshipID = Guid.NewGuid();
newItem.IsAutoUpdated = false;
newItem.Entity = Entity;
newItem.Solution = Solution;
RelationshipViewModel newView = new RelationshipViewModel(newItem, Solution);
newView.ResetModified(true);
AddRelationship(newView);
// paste children
foreach (RelationshipPropertyViewModel childView in copyItem.RelationshipProperties)
{
newView.PasteRelationshipProperty(childView, savePaste);
}
if (savePaste == true)
{
Solution.RelationshipList.Add(newItem);
Entity.RelationshipList.Add(newItem);
newView.OnUpdated(this, null);
Solution.ResetModified(true);
}
return(newView);
}
///--------------------------------------------------------------------------------
/// <summary>This method loads Relationships into the view model.</summary>
///
/// <param name="entity">The entity to load.</param>
/// <param name="solution">The associated solution.</param>
/// <param name="loadChildren">Flag indicating whether to perform a deeper load.</param>
///--------------------------------------------------------------------------------
public void LoadRelationships(Entity entity, Solution solution, bool loadChildren = true)
{
// attach the items
Items.Clear();
if (Relationships == null)
{
Relationships = new EnterpriseDataObjectList <RelationshipViewModel>();
}
if (loadChildren == true)
{
foreach (Relationship item in entity.RelationshipList)
{
RelationshipViewModel itemView = new RelationshipViewModel(item, solution);
itemView.Updated += new EventHandler(Children_Updated);
Relationships.Add(itemView);
Items.Add(itemView);
}
}
}
///--------------------------------------------------------------------------------
/// <summary>This method applies relationship updates.</summary>
///--------------------------------------------------------------------------------
public void ProcessEditRelationshipPerformed(RelationshipEventArgs data)
{
try
{
bool isItemMatch = false;
if (data != null && data.Relationship != null)
{
foreach (RelationshipViewModel item in Relationships)
{
if (item.Relationship.RelationshipID == data.Relationship.RelationshipID)
{
isItemMatch = true;
item.Relationship.TransformDataFromObject(data.Relationship, null, false);
item.OnUpdated(item, null);
item.ShowInTreeView();
break;
}
}
if (isItemMatch == false)
{
// add new Relationship
data.Relationship.Entity = Entity;
RelationshipViewModel newItem = new RelationshipViewModel(data.Relationship, Solution);
newItem.Updated += new EventHandler(Children_Updated);
Relationships.Add(newItem);
Entity.RelationshipList.Add(newItem.Relationship);
Solution.RelationshipList.Add(newItem.Relationship);
Items.Add(newItem);
OnUpdated(this, null);
newItem.ShowInTreeView();
}
}
}
catch (Exception ex)
{
ShowIssue(ex.Message + ex.StackTrace);
}
}
///--------------------------------------------------------------------------------
/// <summary>This method deletes an instance of Relationship from the view model.</summary>
///
/// <param name="itemView">The Relationship to delete.</param>
///--------------------------------------------------------------------------------
public void DeleteRelationship(RelationshipViewModel itemView)
{
itemView.Updated -= Children_Updated;
Relationships.Remove(itemView);
Delete(itemView);
}
///--------------------------------------------------------------------------------
/// <summary>This method adds an instance of Relationship to the view model.</summary>
///
/// <param name="itemView">The Relationship to add.</param>
///--------------------------------------------------------------------------------
public void AddRelationship(RelationshipViewModel itemView)
{
itemView.Updated += new EventHandler(Children_Updated);
Relationships.Add(itemView);
Add(itemView);
}