private void SetStuff()
{
CommandTarget tgt1 = new CommandTarget(mPrefix + "1", "1", "foopy1" as Object, false);
mTargets.Add(tgt1.GetHashCode(), tgt1);
CommandTarget tgt2 = new CommandTarget(mPrefix + "2", "2", "foopy2" as Object, false);
mTargets.Add(tgt2.GetHashCode(), tgt2);
CommandTarget tgt3 = new CommandTarget(mPrefix + "3", "3", "foopy3" as Object, false);
mTargets.Add(tgt3.GetHashCode(), tgt3);
CommandTarget tgt4 = new CommandTarget(mPrefix + "4", "4", "foopy4" as Object, false);
mTargets.Add(tgt4.GetHashCode(), tgt4);
}
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);
}
}
///////////////////////////////////////////////////////////////////////////
// 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;
}
private void SetStuff()
{
CommandTarget tgt1 = new CommandTarget(mPrefix + "1", "1", "foopy1" as Object, false);
mTargets.Add(tgt1.GetHashCode(), tgt1);
CommandTarget tgt2 = new CommandTarget(mPrefix + "2", "2", "foopy2" as Object, false);
mTargets.Add(tgt2.GetHashCode(), tgt2);
CommandTarget tgt3 = new CommandTarget(mPrefix + "3", "3", "foopy3" as Object, false);
mTargets.Add(tgt3.GetHashCode(), tgt3);
CommandTarget tgt4 = new CommandTarget(mPrefix + "4", "4", "foopy4" as Object, false);
mTargets.Add(tgt4.GetHashCode(), tgt4);
}
public void AddItems()
{
CommandTarget tgt5 = new CommandTarget(mPrefix + "5", "5", "foopy5" as Object, false);
mTargets.Add(tgt5.GetHashCode(), tgt5);
CommandTarget tgt6 = new CommandTarget(mPrefix + "6", "6", "foopy6" as Object, false);
mTargets.Add(tgt6.GetHashCode(), tgt6);
}
public virtual bool ShouldBuild(CommandTarget aTarget)
{
return true;
}
/// <summary>
/// Client overrides to provide special Icons for the particular treeview.
/// </summary>
/// <param name="aCommandTarget"></param>
/// <returns></returns>
public virtual int GetIconIndex(CommandTarget aCommandTarget)
{
return -1;
}
public override bool ShouldBuild(CommandTarget aTarget)
{
Bookmarks bmks = ServiceManager.Bookmarks;
if (mFilterAttributes != null)
{
IEnumerator criteria = mFilterAttributes.GetEnumerator();
while (criteria.MoveNext())
{
String[] singleCriteria = criteria.Current as String[];
if (bmks.GetBookmarkAttribute(aTarget.Data as String, singleCriteria[0]) != singleCriteria[1])
return false;
}
}
return true;
}
public override int GetIconIndex(CommandTarget aTarget)
{
int index = 2;
if (aTarget.IsContainer)
{
index = 0;
if (aTarget.IsOpen)
index = 1;
}
int fileIndex = GetIconIndex(aTarget.IconURL);
if (fileIndex != -1)
index = fileIndex;
return index;
}