protected void OnBeforeItemRemovedEvent(object objSender, BeforeItemRemovedEventArgs <TObjectType> objArguments)
{
if (Initializing == false)
{
BeforeItemRemovedEventHandler <TObjectType> objHandler = BeforeItemRemovedEvent;
if (objHandler != null)
{
objHandler(objSender, objArguments);
}
}
}
public virtual void RemoveAt(int intIndex)
{
if ((intIndex < 0) || (intIndex > _objItems.Count - 1))
{
throw new ArgumentOutOfRangeException("intIndex", "The index is out of range: " + intIndex);
}
TObjectType objItem = this[intIndex];
BeforeItemRemovedEventArgs <TObjectType> objArguments = new BeforeItemRemovedEventArgs <TObjectType>(objItem);
OnBeforeItemRemovedEvent(this, objArguments);
if (objArguments.Cancel == false)
{
_objItems.RemoveAt(intIndex);
OnItemRemovedEvent(this, new ItemRemovedEventArgs <TObjectType>(objItem));
}
}
public virtual bool Remove(TObjectType objItem)
{
bool blnResult = false;
if (Initializing == true)
{
blnResult = _objItems.Remove(objItem);
}
else
{
BeforeItemRemovedEventArgs <TObjectType> objArguments = new BeforeItemRemovedEventArgs <TObjectType>(objItem);
OnBeforeItemRemovedEvent(this, objArguments);
if (objArguments.Cancel == false)
{
blnResult = _objItems.Remove(objItem);
if (blnResult == true)
{
OnItemRemovedEvent(this, new ItemRemovedEventArgs <TObjectType>(objItem));
}
}
}
return(blnResult);
}
