public void Start(IDataFeedContext dataFeedContext, IPanelCommunicator panelCommunicators)
{
var bookmarkLocation = dataFeedContext.GetSettings()["ChromeBookmarkLocation"].SettingValue;
bookmarkLocation = Environment.ExpandEnvironmentVariables(bookmarkLocation);
SendBookmarks(bookmarkLocation, panelCommunicators);
_watcher = new FileSystemWatcher
{
Path = Path.GetDirectoryName(bookmarkLocation),
Filter = Path.GetFileName(bookmarkLocation),
NotifyFilter = NotifyFilters.LastAccess |
NotifyFilters.LastWrite |
NotifyFilters.FileName |
NotifyFilters.DirectoryName
};
_watcher.Changed += (o, e) => SendBookmarks(bookmarkLocation, panelCommunicators);
_watcher.Created += (o, e) => SendBookmarks(bookmarkLocation, panelCommunicators);
_watcher.Renamed += (o, e) => SendBookmarks(bookmarkLocation, panelCommunicators);
_watcher.EnableRaisingEvents = true;
}
private void SendBookmarks(string bookmarkLocation, IPanelCommunicator communicator)
{
var retryCount = 0;
while (retryCount < 5)
{
try
{
using (FileStream stream = File.Open(bookmarkLocation, FileMode.Open, FileAccess.Read, FileShare.ReadWrite))
{
using (StreamReader reader = new StreamReader(stream))
{
var bookmarksJson = reader.ReadToEnd();
communicator.SendMessageToPanel(bookmarksJson);
break;
}
}
}
catch (IOException e)
{
retryCount++;
}
}
}
/// <summary> /// Called when data feed should start providing data. An IPanelCommunicator is provided in order to send that data /// to the panel. This method will be called in its own thread, so feel free to add loops and sleeps, as it will not /// affect the running of the Desktop Client. /// </summary> /// <param name="dataFeedContext">The context of this datafeed. Provides some useful information that may be needed for your datafeed to run</param> /// <param name="panelCommunicator">A communicator used to send messages to the panel.</param> public abstract void Start(IDataFeedContext dataFeedContext, IPanelCommunicator panelCommunicators);
