///////////////////////////////////////////////////////////////////////////
// IDataStore implementation
public void GetElements(String aContainerID, out IEnumerator aElements)
{
XmlElement container = GetElementById(aContainerID);
if (container == null)
{
container = mBookmarksDocument.DocumentElement.FirstChild as XmlElement;
}
int itemCount = container.ChildNodes.Count;
Queue items = new Queue();
for (int i = 0; i < itemCount; ++i)
{
XmlElement currElt = container.ChildNodes[i] as XmlElement;
// If the bookmark does not have an ID, generate one and set it.
if (!currElt.HasAttribute("id") || currElt.GetAttribute("id") == "")
{
currElt.SetAttribute("id", Bookmarks.GenerateID());
}
CommandTarget target = new CommandTarget();
target.Label = currElt.GetAttribute("label");
target.AccessKey = currElt.GetAttribute("accesskey");
target.Data = currElt.GetAttribute("id");
target.IsContainer = currElt.HasChildNodes;
target.IconURL = currElt.GetAttribute("icon");
target.IsOpen = currElt.GetAttribute("open") == "true";
items.Enqueue(target);
}
aElements = items.GetEnumerator();
}
public String CreateBookmark(String aLabel, String aParentID, int aPosition)
{
XmlElement parentElt = GetElementById(aParentID);
XmlElement childElt = mBookmarksDocument.CreateElement("item");
childElt.SetAttribute("label", aLabel);
String bookmarkID = Bookmarks.GenerateID();
childElt.SetAttribute("id", bookmarkID);
if (aPosition != -1)
{
parentElt.InsertBefore(childElt, parentElt.ChildNodes[aPosition]);
}
else
{
parentElt.AppendChild(childElt);
}
CommandTarget target = new CommandTarget(aLabel, "", bookmarkID, false);
CommandTarget parentTarget = new CommandTarget("", "", aParentID, true);
IEnumerator observers = mObservers.GetEnumerator();
while (observers.MoveNext())
{
IDataStoreObserver idso = observers.Current as IDataStoreObserver;
idso.OnNodeAdded(target, parentTarget, -1);
}
return(bookmarkID);
}