public GroupItem(Group group, Dispatcher dispatcher)
{
if (group == null) throw new ArgumentNullException("group");
if (dispatcher == null) throw new ArgumentNullException("dispatcher");
Title = group.Name;
Icon = ThemeData.GetImage("folder");
Overlay = Cache.GetOverlay(dispatcher, group.Icon);
_targetUri = Navigation.GetPathTo
<GroupDetails>("id={0}", group.ID);
}
public Database(Group root,
IDictionary<string, ImageSource> customIcons)
{
if (root == null) throw new ArgumentNullException("root");
if (customIcons == null) throw new ArgumentNullException("customIcons");
_root = root;
_customIcons = customIcons;
_groups = new Dictionary<string, Group>();
_entries = new Dictionary<string, Entry>();
Index(root);
}
private void ListItems(Group group, Group recycleBin)
{
var dispatcher = Dispatcher;
var groups = group.Groups.AsEnumerable();
if (recycleBin != null)
{
var settings = AppSettings.Instance;
if (settings.HideRecycleBin)
groups = groups.Except(new[] { recycleBin });
}
var items = new List<GroupItem>();
items.AddRange(groups
.OrderBy(x => x.Name)
.Select(x => new GroupItem(x, dispatcher)));
items.AddRange(group.Entries
.OrderBy(x => x.Title)
.Select(x => new GroupItem(x, dispatcher)));
if (items.Count > 0)
Display(items, _items);
}
private static bool IsRelated(Group group, Group target)
{
if (group == target)
return true;
var parent = group.Parent;
if (parent == null)
return false;
return IsRelated(parent, target);
}
private Group ParseGroup(XmlReader reader)
{
var id = ReadId(reader);
if (reader.Name != "Name")
reader.ReadToNextSibling("Name");
var name = reader
.ReadElementContentAsString();
var icon = ParseIcon(reader);
var group = new Group
{
ID = id,
Name = name,
Icon = icon,
};
ParseChildren(reader, group);
return group;
}
private void ParseChildren(XmlReader reader, Group group)
{
while (reader.NodeType == XmlNodeType.Element)
{
switch (reader.Name)
{
case "Group":
using (var subReader = reader.ReadSubtree())
group.Add(ParseGroup(subReader));
reader.ReadEndElement();
break;
case "Entry":
using (var subReader = reader.ReadSubtree())
group.Add(ParseEntry(subReader));
reader.ReadEndElement();
break;
default:
reader.Skip();
break;
}
}
group.Sort();
}
private void Index(Group group)
{
_groups.AddOrSet(group.ID, group);
foreach (var entry in group.Entries)
_entries.AddOrSet(entry.ID, entry);
foreach (var child in group.Groups)
Index(child);
}
/// <summary>
/// Adds the specified group.
/// </summary>
/// <param name="group">The group.</param>
public void Add(Group group)
{
if (group == null)
throw new ArgumentNullException("group");
group.Parent = this;
_groups.Add(group);
}