static void dragData_DragCompleted(object sender, MouseButtonEventArgs e)
{
DragButtonData dragData = (DragButtonData)sender;
PIM_Class draggedClass = ((PIM_Class)dragData.DraggedObject);
XCaseCanvas ActiveDiagramView = draggedClass.XCaseCanvas;
dragData.DraggedObject.Visibility = Visibility.Hidden;
ActiveDiagramView.Children.Remove(dragData.DraggedObject);
ActiveDiagramView.State = ECanvasState.Normal;
if (draggedClass.Left > 0 && draggedClass.Top > 0)
{
if (ActiveDiagramView.Diagram is PIMDiagram)
{
ElementToDiagramCommand <Class, ClassViewHelper> command =
(ElementToDiagramCommand <Class, ClassViewHelper>)dragData.CommandFactory.Create(ActiveDiagramView.Controller);
command.ViewHelper.X = draggedClass.Left;
command.ViewHelper.Y = draggedClass.Top;
command.IncludedElement = new ElementHolder <Class> {
Element = (Class)draggedClass.ModelElement
};
command.Execute();
}
else if (ActiveDiagramView.Diagram is PSMDiagram)
{
DerivePSMClassToDiagramCommand c = (DerivePSMClassToDiagramCommand)DerivePSMClassToDiagramCommandFactory.Factory().Create(ActiveDiagramView.Controller.ModelController);
c.Set(draggedClass.ClassController.Class, (PSMDiagram)ActiveDiagramView.Diagram);
if (c.CanExecute())
{
c.Execute();
}
}
}
}
public override void Execute(object parameter)
{
ActiveDiagramView.State = ECanvasState.DraggingElement;
ActiveDiagramView.Cursor = Cursors.Hand;
dragData = PrepareButtonData();
dragData.DragCompleted += dragData_DragCompleted;
ActiveDiagramView.Children.Add(dragData.DraggedObject);
DragButtonData classButtonData = dragData;
classButtonData.AssociateWithControl(Control);
ActiveDiagramView.draggingElementState.DragData = classButtonData;
classButtonData.DraggedObject.Visibility = Visibility.Hidden;
classButtonData.Sender = Control;
ActiveDiagramView.CaptureMouse();
}
public static void Executed(object sender, ExecutedRoutedEventArgs e)
{
PIMClass modelClass = (PIMClass)(((StackPanel)((Button)e.OriginalSource).Parent).DataContext);
XCaseCanvas ActiveDiagramView = ((MainWindow)sender).ActiveDiagram;
if (ActiveDiagramView != null && !ActiveDiagramView.ElementRepresentations.IsElementPresent(modelClass) && !(modelClass is AssociationClass))
{
ActiveDiagramView.State = ECanvasState.DraggingElement;
PIM_Class draggedObject = new PIM_Class(ActiveDiagramView);
draggedObject.InitializeRepresentant(modelClass, new ClassViewHelper(ActiveDiagramView.Diagram), new ClassController(modelClass, ActiveDiagramView.Controller));
DragButtonData dragData = new DragButtonData(ElementToDiagramCommandFactory <Class, ClassViewHelper> .Factory(), draggedObject);
dragData.DragCompleted += dragData_DragCompleted;
DragButtonData classButtonData = dragData;
classButtonData.AssociateWithControl((Button)e.OriginalSource);
ActiveDiagramView.draggingElementState.DragData = classButtonData;
classButtonData.DraggedObject.Visibility = Visibility.Hidden;
classButtonData.Sender = (Button)e.OriginalSource;
ActiveDiagramView.CaptureMouse();
}
}
