public int CompareTo(object o)
{
RecentItem item = o as RecentItem;
if (item == null)
{
throw new ArgumentException("Can only compare items of " + typeof(RecentItem) + " item was: " + o);
}
return(item.Timestamp.CompareTo(this.Timestamp));
}
public override bool Equals(object obj)
{
RecentItem item = obj as RecentItem;
if (item == null)
{
return(false);
}
return(uri == item.uri);
}
void Add(string grp, string fileName, string displayName)
{
var mime = "text/plain"; //DesktopService.GetMimeTypeForUri (fileName);
var uri = RecentFileStorage.ToUri(fileName);
var recentItem = new RecentItem(uri, mime, grp)
{
Private = displayName
};
recentFiles.AddWithLimit(recentItem, grp, ItemLimit);
}
public void AddWithLimit(RecentItem item, string group, int limit)
{
lock (writerLock) {
RemoveItem(item.Uri);
List <RecentItem> store = ReadStore(0);
if (store != null)
{
store.Add(item);
WriteStore(store);
CheckLimit(group, limit);
}
}
}
List <RecentItem> ReadStore(int numberOfTry)
{
List <RecentItem> result = new List <RecentItem> ();
if (!File.Exists(filePath))
{
return(result);
}
var reader = new XmlTextReader(filePath);
try {
while (true)
{
bool read = false;
try {
// seems to crash on empty files ?
read = reader.Read();
} catch (Exception) {
read = false;
}
if (!read)
{
break;
}
if (reader.IsStartElement() && reader.LocalName == RecentItem.Node)
{
result.Add(RecentItem.Read(reader));
}
}
} catch { // (Exception e) {
//MonoDevelop.Core.LoggingService.LogError ("Exception while reading the store", e);
if (numberOfTry < MAX_TRIES)
{
Thread.Sleep(200);
return(ReadStore(numberOfTry + 1));
}
return(null);
} finally {
if (reader != null)
{
reader.Close();
}
}
return(result);
}
public bool RemoveItem(RecentItem item)
{
return item != null && RemoveItem (item.Uri);
}
public void AddWithLimit(RecentItem item, string group, int limit)
{
lock (writerLock) {
RemoveItem (item.Uri);
List<RecentItem> store = ReadStore (0);
if (store != null) {
store.Add (item);
WriteStore (store);
CheckLimit (group, limit);
}
}
}
public static RecentItem Read(XmlReader reader)
{
Debug.Assert (reader.LocalName == Node);
RecentItem result = new RecentItem ();
bool readGroup = false;
while (reader.Read ()) {
switch (reader.NodeType) {
case XmlNodeType.EndElement:
if (reader.LocalName == GroupsNode) {
readGroup = false;
break;
}
if (reader.LocalName == Node)
return result;
throw new XmlException ("Found unknown end element:" + reader.LocalName);
case XmlNodeType.Element:
if (readGroup) {
result.AddGroup (reader.ReadElementString ());
break;
}
switch (reader.LocalName) {
case "Uri":
case UriNode:
result.uri = reader.ReadElementString ();
break;
case "MimeType":
case MimeTypeNode:
result.mimeType = reader.ReadElementString ();
break;
case TimestampNode:
result.timestamp = ToDateTime (Int32.Parse (reader.ReadElementString ()));
break;
case PrivateNode:
result.privateData = reader.ReadElementString ();
break;
case GroupsNode:
readGroup = true;
break;
default:
throw new XmlException ("Found unknown start element:" + reader.LocalName);
}
break;
}
}
return null;
}
void Add(string grp, string fileName, string displayName)
{
var mime = "text/plain";//DesktopService.GetMimeTypeForUri (fileName);
var uri = RecentFileStorage.ToUri (fileName);
var recentItem = new RecentItem (uri, mime, grp) { Private = displayName };
recentFiles.AddWithLimit (recentItem, grp, ItemLimit);
}
public bool RemoveItem(RecentItem item)
{
return(item != null && RemoveItem(item.Uri));
}
