internal virtual void GetChildrenByType <T>(CIElementList <T> aList, TChildSearchType aType, Predicate <T> aPredicate) where T : CIElement
{
// Get all direct children, and if recusion enabled, then fetch the
// entire tree.
Type t = typeof(T);
foreach (CIElement element in Children)
{
if (t.IsAssignableFrom(element.GetType()))
{
// Get entry of correct type
T objectEntry = (T)((object)element);
// Check whether it is suitable for inclusion via our predicate
bool addEntry = true;
if (aPredicate != null)
{
addEntry = aPredicate(objectEntry);
}
// Is it okay to take the entry?
if (addEntry)
{
aList.Add(objectEntry);
}
}
// Get the element's children
if (aType == TChildSearchType.EEntireHierarchy)
{
element.GetChildrenByType <T>(aList, aType, aPredicate);
}
}
}
public CIElementList <T> ChildrenByType <T>(TChildSearchType aType, Predicate <T> aPredicate) where T : CIElement
{
CIElementList <T> ret = new CIElementList <T>(Container);
GetChildrenByType <T>(ret, aType, aPredicate);
return(ret);
}
public virtual void AddChild(CIElement aChild)
{
if (aChild != null)
{
// If we have been restricted to a specific
// type of child element, then check aChild against
// it...
Type t = aChild.GetType();
ValidateChildType(t);
lock ( iSyncLock )
{
if (iChildren == null)
{
iChildren = new CIElementList <CIElement>(Container);
iChildren.IsInContainer = this.IsInContainer;
}
if (aChild.Parent == null)
{
aChild.Parent = this;
}
iChildren.Add(aChild);
}
OnElementAddedToSelf(aChild);
}
}
System.Collections.IEnumerator System.Collections.IEnumerable.GetEnumerator()
{
lock ( iSyncLock )
{
CIElementList <CIElement> children = iChildren;
if (iChildren == null)
{
children = new CIElementList <CIElement>(Container);
}
return(children.GetEnumerator());
}
}
public IEnumerator <CIElement> GetEnumerator()
{
lock ( iSyncLock )
{
CIElementList <CIElement> children = iChildren;
if (iChildren == null)
{
children = new CIElementList <CIElement>(Container);
}
return(children.GetEnumerator());
}
}
public CIElementList <T> ChildrenByType <T>(Predicate <T> aPredicate) where T : CIElement
{
CIElementList <T> ret = ChildrenByType <T>(TChildSearchType.EDirectChildrenOnly, aPredicate);
return(ret);
}
public CIElementList <T> ChildrenByType <T>() where T : CIElement
{
CIElementList <T> ret = ChildrenByType <T>(TChildSearchType.EDirectChildrenOnly);
return(ret);
}