/// <summary>
/// Returns callback client associated file name.
/// </summary>
/// <param name="client">Client.</param>
/// <returns>File name.</returns>
public string GetCallbackFileName(IBookmarkCallbackClient client)
{
if (client == null)
{
throw new ArgumentNullException(nameof(client));
}
if (_bookmarkCallbacks.ContainsValue(client))
{
return(_bookmarkCallbacks.First(b => b.Value == client).Key);
}
else
{
return(null);
}
}
/// <summary>
/// Unregisters callback client.
/// </summary>
/// <param name="client">Client.</param>
public void UnregisterCallback(IBookmarkCallbackClient client)
{
if (client == null)
{
throw new ArgumentNullException(nameof(client));
}
if (!_bookmarkCallbacks.ContainsValue(client))
{
_log.LogMessage("Callback client hasn't been registered", LOG_CATEGORY);
return;
}
var fileName = _bookmarkCallbacks.First(b => b.Value == client).Key;
if (!string.IsNullOrEmpty(fileName))
{
_bookmarkCallbacks.Remove(fileName);
}
_log.LogMessage($"File '{Path.GetFileName(fileName)}' unregistered for bookmarks callback", LOG_CATEGORY);
}
/// <summary>
/// Registers callback client.
/// </summary>
/// <param name="client">Client.</param>
/// <param name="fileName">Document's file name.</param>
public void RegisterCallback(IBookmarkCallbackClient client, string fileName)
{
if (client == null)
{
throw new ArgumentNullException(nameof(client));
}
if (string.IsNullOrEmpty(fileName))
{
throw new ArgumentNullException(nameof(fileName));
}
if (_bookmarkCallbacks.ContainsKey(fileName) || _bookmarkCallbacks.ContainsValue(client))
{
_log.LogMessage($"Callback client has already been registered: {Path.GetFileName(fileName)}", LOG_CATEGORY);
return;
}
_log.LogMessage($"File '{Path.GetFileName(fileName)}' registered for bookmarks callback", LOG_CATEGORY);
_bookmarkCallbacks.Add(fileName, client);
}
