private void ProcessUnreadCountedLinksChange(IResource res, IPropertyChangeSet cs)
{
UnreadState[] unreadStates = GetResourceUnreadStates(res);
int[] propIDs = cs.GetChangedProperties();
for (int i = 0; i < propIDs.Length; i++)
{
int propID = propIDs [i];
if (_store.PropTypes [propID].HasFlag(PropTypeFlags.CountUnread))
{
foreach (LinkChange change in cs.GetLinkChanges(propID))
{
IResource target = _store.TryLoadResource(change.TargetId);
if (target == null)
{
continue;
}
int delta = (change.ChangeType == LinkChangeType.Add) ? 1 : -1;
foreach (UnreadState state in unreadStates)
{
AdjustUnreadCount(target, delta, state);
}
}
}
}
}
/**
* Returns the list of all link types for the given resource. If the resource
* was changed, the list also includes the link types which were present on
* the resource before the change.
*/
private IntArrayList GetAllLinkTypes(IResource res, IPropertyChangeSet cs)
{
IntArrayList linkTypeIDs = new IntArrayList(res.GetLinkTypeIds());
if (cs != null)
{
int[] changedPropIDs = cs.GetChangedProperties();
for (int i = 0; i < changedPropIDs.Length; i++)
{
int propID = changedPropIDs [i];
if (_store.PropTypes [propID].DataType == PropDataType.Link && linkTypeIDs.IndexOf(propID) < 0)
{
linkTypeIDs.Add(propID);
}
}
}
return(linkTypeIDs);
}