/// <summary>
/// Called when the reference count goes to zero.
/// </summary>
protected override void _cleanup()
{
try
{
this._closeAllViews();
if (true == _commands.Valid)
{
_commands.Value.clear();
_commands.Value = null;
}
if (null != _gui)
{
_gui.Document = null;
_gui = null;
}
if (null != _views)
{
_views.Clear();
// Not setting to null here is a work-around for a bug related to
// the fact that the views, documents, and document-manager are
// too tightly coupled.
_views = new DocViews();
}
base._cleanup();
}
catch (System.Exception e)
{
System.Console.WriteLine("Error 3201769786: {0}", e.Message);
}
}
/// <summary>
/// Close all doc-view windows.
/// </summary>
public void CloseAllDiagrams()
{
foreach (var docView in DocViews.ToList())
{
CloseDocViewWindow(docView as MicrosoftDataEntityDesignDocView);
}
}
public override void OpenView(global::System.Guid logicalView, object viewContext)
{
MexModeling::ViewContext modelingViewContext = viewContext as MexModeling::ViewContext;
if (modelingViewContext == null)
{
base.OpenView(logicalView, viewContext);
return;
}
if (string.IsNullOrEmpty(modelingViewContext.DiagramName))
{
throw new global::System.ArgumentException("the name of the diagram to open cannot be empty.");
}
DslDiagrams::Diagram diagram = this.GetDiagram(modelingViewContext);
if (diagram == null)
{
if (modelingViewContext.DiagramType == null)
{
throw new global::System.ArgumentException("the type of the diagram to open must be specified.");
}
if (!(modelingViewContext.DiagramType.IsSubclassOf(typeof(DslDiagrams::Diagram))))
{
throw new global::System.ArgumentException("the type of the diagram to open must inherit from Microsoft.VisualStudio.Modeling.Diagrams.Diagram class.");
}
// No diagram associated with specified name, so create and set the name
DslModeling::ModelElement rootElement = modelingViewContext.RootElement ?? this.RootElement;
using (DslModeling::Transaction t1 = this.Store.TransactionManager.BeginTransaction("DocData:OpenView:CreateDiagram", true))
{
diagram = (DslDiagrams::Diagram)global::System.Activator.CreateInstance(modelingViewContext.DiagramType,
this.PartitionMapper.PartitionForClass(this.Store.DefaultPartition, DslDiagrams::Diagram.DomainClassId),
new DslModeling::PropertyAssignment(DslDiagrams::Diagram.NameDomainPropertyId, modelingViewContext.DiagramName));
// Set the ModelElement associated with the newly created diagram.
diagram.ModelElement = rootElement;
Store.GetAll <ModelDiagramData>().FirstOrDefault(d => d.Name == diagram.Name)?.SetDiagram((EFModelDiagram)diagram);
t1.Commit();
}
}
EFModelDocView existingView = DocViews.OfType <EFModelDocView>().FirstOrDefault(v => v.Diagram.Name == diagram.Name);
if (existingView != null)
{
existingView.Show();
}
else
{
base.OpenView(logicalView, viewContext);
}
}
protected override void Save(string fileName)
{
// Make sure that we set the root element to the current active view's root element before we save.
IServiceProvider serviceProvider = PackageManager.Package;
var selectionService = serviceProvider.GetService(typeof(IMonitorSelectionService)) as IMonitorSelectionService;
var dataEntityDesignDocView = selectionService.CurrentDocumentView as MicrosoftDataEntityDesignDocView;
// if the current active view is not Entity designer or the view belongs to another document, just get the first view available.
if (dataEntityDesignDocView == null ||
dataEntityDesignDocView.DocData != this)
{
dataEntityDesignDocView = DocViews.OfType <MicrosoftDataEntityDesignDocView>().FirstOrDefault();
}
Debug.Assert(dataEntityDesignDocView != null, "There is no active DocView associated for the DocData.");
if (dataEntityDesignDocView != null)
{
SetRootElement(dataEntityDesignDocView.Diagram.ModelElement);
}
base.Save(fileName);
ProcessDependentTTFiles();
}
protected void OnTransactionCommitted(Object sender, TransactionCommitEventArgs e)
{
MicrosoftDataEntityDesignDocView dataEntityDesignDocView = null;
// Need to figure the diagram view where the transaction originates.
// First we look at transaction context for diagram id information.
// If this information is not available then we are going to look at the current active window.
var diagramId = string.Empty;
if (e.TransactionContext.TryGetValue(EfiTransactionOriginator.TransactionOriginatorDiagramId, out diagramId))
{
foreach (var view in DocViews.OfType <MicrosoftDataEntityDesignDocView>())
{
if (view.Diagram.DiagramId == diagramId)
{
dataEntityDesignDocView = view;
break;
}
}
}
else
{
// look at the current selection
// Note: must use CurrentDocumentView rather than CurrentWindow, CurrentWindow can be e.g. the MappingDetailsWindow
IServiceProvider serviceProvider = PackageManager.Package;
var selectionService = serviceProvider.GetService(typeof(IMonitorSelectionService)) as IMonitorSelectionService;
dataEntityDesignDocView = selectionService.CurrentDocumentView as MicrosoftDataEntityDesignDocView;
}
// When a new diagram is created, the doc view is not created yet when transaction is committed.
// In that situation, we just skip delegating the transaction to DSL view model because there is none.
if (dataEntityDesignDocView != null &&
dataEntityDesignDocView.IsLoading == false)
{
var viewModel = dataEntityDesignDocView.Diagram.ModelElement as EntityDesignerViewModel;
if (viewModel != null)
{
viewModel.OnTransactionCommited(e);
// now set the isDirty flag on Shell's UndoManager so diagram layout changes can
// also get persisted; if there isn't one of our context's in the xact, then this
// change didn't involve changing any items, just position or size
var changeContext = ViewModelChangeContext.GetExistingContext(e.Transaction);
if (changeContext == null)
{
if (IsHandlingDocumentReloaded == false)
{
SetDocDataDirty(1);
}
}
else
{
// if we get here, there are changes that originated in the designer surface
// so run our validation
if (Store != null)
{
ValidationController.ValidateCustom(Store, "OnTransactionCommited");
}
}
}
}
}
