/// <summary> /// Adds the given element to the collection /// </summary> /// <param name="item">The item to add</param> public override void Add(IModelElement item) { ITransitionToStep incomingConnectionsCasted = item.As <ITransitionToStep>(); if ((incomingConnectionsCasted != null)) { this._parent.IncomingConnections.Add(incomingConnectionsCasted); } IStepToTransition outgoingConnectionsCasted = item.As <IStepToTransition>(); if ((outgoingConnectionsCasted != null)) { this._parent.OutgoingConnections.Add(outgoingConnectionsCasted); } }
/// <summary> /// Removes the given item from the collection /// </summary> /// <returns>True, if the item was removed, otherwise False</returns> /// <param name="item">The item that should be removed</param> public override bool Remove(IModelElement item) { ITransitionToStep transitionToStepItem = item.As <ITransitionToStep>(); if (((transitionToStepItem != null) && this._parent.IncomingConnections.Remove(transitionToStepItem))) { return(true); } IStepToTransition stepToTransitionItem = item.As <IStepToTransition>(); if (((stepToTransitionItem != null) && this._parent.OutgoingConnections.Remove(stepToTransitionItem))) { return(true); } return(false); }