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);
}
public void AddObserver(IDataStoreObserver aObserver)
{
if (mObservers == null)
{
mObservers = new Queue();
}
mObservers.Enqueue(aObserver);
}
public void AddObserver(IDataStoreObserver aObserver)
{
if (mObservers == null)
{
mObservers = new Hashtable();
}
mObservers.Add(aObserver.GetHashCode(), aObserver);
}
public void RemoveOdd()
{
IEnumerator targets = mTargets.Values.GetEnumerator();
while (targets.MoveNext())
{
IEnumerator observers = mObservers.Values.GetEnumerator();
while (observers.MoveNext())
{
IDataStoreObserver idso = observers.Current as IDataStoreObserver;
CommandTarget current = targets.Current as CommandTarget;
if (Int32.Parse(current.AccessKey) % 2 != 0)
{
mTargets.Remove(current.Data.GetHashCode());
idso.OnNodeRemoved(targets.Current as CommandTarget);
}
}
}
}
public void SetBookmarkAttribute(String aBookmarkID, String aAttribute, String aValue)
{
XmlElement elt = GetElementById(aBookmarkID);
CommandTarget oldTarget = new CommandTarget();
switch (aAttribute)
{
case "label":
oldTarget.Label = elt.GetAttribute(aAttribute);
break;
case "icon":
oldTarget.IconURL = elt.GetAttribute(aAttribute);
break;
case "container":
oldTarget.IsContainer = elt.GetAttribute(aAttribute) == "true";
break;
case "open":
oldTarget.IsOpen = elt.GetAttribute(aAttribute) == "true";
break;
}
oldTarget.Data = aBookmarkID;
elt.SetAttribute(aAttribute, aValue);
// Enumerate the attributes presentation cares about and set the attribute on the
// target if it is being changed.
// XXX could optimize this.
CommandTarget newTarget = new CommandTarget();
switch (aAttribute)
{
case "label":
newTarget.Label = aValue;
break;
case "icon":
newTarget.IconURL = aValue;
break;
case "container":
newTarget.IsContainer = aValue == "true";
break;
case "open":
newTarget.IsOpen = aValue == "true";
break;
}
newTarget.Data = aBookmarkID;
IEnumerator observers = mObservers.GetEnumerator();
while (observers.MoveNext())
{
IDataStoreObserver idso = observers.Current as IDataStoreObserver;
idso.OnNodeChanged(oldTarget, newTarget);
}
}
public void AddObserver(IDataStoreObserver aObserver)
{
if (mObservers == null)
mObservers = new Queue();
mObservers.Enqueue(aObserver);
}
public void AddObserver(IDataStoreObserver aObserver)
{
if (mObservers == null)
mObservers = new Hashtable();
mObservers.Add(aObserver.GetHashCode(), aObserver);
}
