public XbelIdentifiedItemHashtable(XbelIdentifiedItemHashtable original)
{
innerHash = new Hashtable(original.innerHash);
}
internal XbelIdentifiedItemHashtableEnumerator(XbelIdentifiedItemHashtable enumerable)
{
innerEnumerator = enumerable.InnerHash.GetEnumerator();
}
public XbelIdentifiedItemHashtable Clone()
{
XbelIdentifiedItemHashtable clone = new XbelIdentifiedItemHashtable();
clone.innerHash = (Hashtable) innerHash.Clone();
return clone;
}
public static XbelIdentifiedItemHashtable Synchronized(XbelIdentifiedItemHashtable nonSync)
{
XbelIdentifiedItemHashtable sync = new XbelIdentifiedItemHashtable();
sync.innerHash = Hashtable.Synchronized(nonSync.innerHash);
return sync;
}
private void BuildIdTableForFolder(XbelFolder folder,
XbelIdentifiedItemHashtable idTable)
{
foreach(XbelItem item in folder) {
if (item is XbelIdentifiedItem) {
XbelIdentifiedItem identItem = item as XbelIdentifiedItem;
if (identItem.Id != "") {
idTable.Add(identItem);
}
}
if (item is XbelFolder) {
BuildIdTableForFolder((item as XbelFolder), idTable);
}
}
}
/// <summary>
/// Tell the engine that the next call to IdTable should re-generate the table.
/// </summary>
/// <remarks>
/// Called from <see cref="XbelFolder"/> Add, Insert, Remove, ... and other methods.
/// </remarks>
/// <returns>
/// True if the cache was valid (and so this call was usefull), false otherwise.
/// </returns>
public bool InvalidateIdTableCache()
{
bool oldValue = idTableCacheIsValid;
if (idTableCacheIsValid) {
idTableCacheIsValid = false;
idTableCache = null;
}
return oldValue;
}
