public void HandleElementAdded(object sender, ElementAddedEventArgs e)
{
if (ModelerTransaction.IsInTransaction)
{
return;
}
ModelerTransaction.Enter(() =>
{
using (Transaction tx = (sender as Store).TransactionManager.BeginTransaction())
{
if (e.ModelElement is ModelClass)
{
e.ModelElement.Delete();
var dlg = new AddEntityForm(sender as Store);
dlg.ShowDialog();
}
else if (e.ModelElement is Inheritance)
{
var inheritance = e.ModelElement as Inheritance;
var baseClassName = inheritance.Superclass.Name;
var derivedClassName = inheritance.Subclass.Name;
inheritance.Delete();
InheritanceUtil.AddInheritance(sender as Store, baseClassName, derivedClassName);
}
else if (e.ModelElement is Association)
{
var assoc = e.ModelElement as Association;
var dlg = new AddAssociationForm(sender as Store);
dlg.SetSelectedClasses(assoc.Source, assoc.Target);
assoc.Delete();
dlg.ShowDialog();
}
else if (e.ModelElement is NavigationProperty)
{
var parentClass = (e.ModelElement as NavigationProperty).ModelClass;
e.ModelElement.Delete();
var addAssociationForm = new AddAssociationForm(sender as Store);
addAssociationForm.SetSelectedClasses(parentClass);
addAssociationForm.ShowDialog();
}
if (tx.HasPendingChanges)
{
tx.Commit();
}
}
});
}
public override void InvokeHandler(CommandSetState state)
{
var store = state.CurrentDocView.CurrentDiagram.Store;
ModelerTransaction.Enter(() =>
{
using (Transaction tx = store.TransactionManager.BeginTransaction())
{
var addAssociationForm = new AddAssociationForm(state.CurrentDocView.CurrentDiagram.Store);
if (state.CurrentSelection.Count == 1)
{
var selection = state.CurrentSelection.Cast <object>().First();
if (selection is ClassShape)
{
var modelClass = ((ClassShape)selection).ModelElement as ModelClass;
addAssociationForm.SetSelectedClasses(modelClass);
}
}
addAssociationForm.ShowDialog();
tx.Commit();
}
});
/*
* MenuCommand command = sender as MenuCommand;
*
* StringBuilder sb = new StringBuilder();
* sb.Append("Command: " + Commands.Values.First(x => x.CommandGuid == command.CommandID.Guid).Type.ToString() + "\n");
* foreach (object selectedObject in this.CurrentSelection)
* {
* sb.AppendLine("Selected Shape: " + selectedObject.ToString());
*
* if (selectedObject is ClassShape)
* {
* ModelClass modelClass = (ModelClass)(selectedObject as ClassShape).ModelElement;
* sb.AppendLine("*** Related Domain Class: " + modelClass.ToString());
* }
*
* if (selectedObject is ClassDiagram)
* {
* }
* }
*
*
*/
}
