/// <summary>
/// Override to provide the right mouse action when trying
/// to create links on the diagram
/// </summary>
/// <param name="pointArgs"></param>
public override void OnViewMouseEnter(DiagramPointEventArgs pointArgs)
{
if (pointArgs == null)
{
throw new ArgumentNullException("pointArgs");
}
MouseAction action = null;
if (ActiveDiagramView != null)
{
if (ActiveDiagramView.SelectedToolboxItemSupportsFilterString(EditorFactory.RelationshipFeatureConnectorFilterString))
{
action = this.RelationshipFeatureConnectorConnectAction;
}
if (ActiveDiagramView.SelectedToolboxItemSupportsFilterString(EditorFactory.RelationshipFeatureSetConnectorFilterString))
{
action = this.RelationshipFeatureSetConnectorConnectAction;
}
}
if (pointArgs.DiagramClientView.ActiveMouseAction != action)
{
pointArgs.DiagramClientView.ActiveMouseAction = action;
}
}
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();
}