protected void TerminateEditing()
{
BaseController canvasController = ServiceManager.Get <IFlowSharpCanvasService>().ActiveController;
if (editBox != null)
{
editBox.KeyPress -= OnEditBoxKey;
string oldVal = shapeBeingEdited.Text;
string newVal = editBox.Text;
TextBox tb = editBox;
editBox = null; // set editBox to null so the remove, which fires a LoseFocus event, doesn't call into TerminateEditing again!
shapeBeingEdited.EndEdit(newVal, oldVal);
canvasController.Canvas.Controls.Remove(tb);
}
}